[ 520.002591][ T31] audit: type=1400 audit(519.950:56): avc: denied { read write } for pid=3099 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 [ 520.004117][ T31] audit: type=1400 audit(519.950:57): avc: denied { open } for pid=3099 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]:64602' (ED25519) to the list of known hosts. [ 552.991034][ T31] audit: type=1400 audit(552.930:58): avc: denied { execute } for pid=3112 comm="sh" name="syz-executor1602431260" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 553.010001][ T31] audit: type=1400 audit(552.950:59): avc: denied { execute_no_trans } for pid=3112 comm="sh" path="/syz-executor1602431260" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 553.411256][ T31] audit: type=1400 audit(553.350:60): avc: denied { execmem } for pid=3112 comm="syz-executor160" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 executing program [ 553.516501][ T31] audit: type=1400 audit(553.460:61): avc: denied { prog_load } for pid=3113 comm="syz-executor160" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 553.521474][ T31] audit: type=1400 audit(553.460:62): avc: denied { bpf } for pid=3113 comm="syz-executor160" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 553.522462][ T31] audit: type=1400 audit(553.460:63): avc: denied { perfmon } for pid=3113 comm="syz-executor160" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 553.542250][ T31] audit: type=1400 audit(553.490:64): avc: denied { prog_run } for pid=3113 comm="syz-executor160" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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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 [ 1324.042506][ T32] INFO: task kworker/0:2:43 blocked for more than 450 seconds. [ 1324.056605][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.082010][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.100882][ T32] task:kworker/0:2 state:D stack:0 pid:43 tgid:43 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.120914][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.126891][ T32] Call trace: [ 1324.136267][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1324.141079][ T32] r10:82918930 r9:df911d84 r8:00000002 r7:60000113 r6:df911d8c r5:833a2400 [ 1324.150807][ T32] r4:833a2400 [ 1324.153355][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1324.153930][ T32] r5:833a2400 r4:8291892c [ 1324.154318][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.160597][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.173041][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df911e08 [ 1324.175545][ T32] r4:00000000 [ 1324.175930][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1324.176758][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.190758][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.191021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fd2e80 [ 1324.191129][ T32] r4:00000000 [ 1324.191220][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.191292][ T32] r9:83018005 r8:833a2400 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1324.191315][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.191362][ T32] r5:00001000 r4:dfab5000 [ 1324.191382][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.191455][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.191571][ T32] r5:84fce38c r4:84fce000 [ 1324.191595][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.191652][ T32] r7:dddced80 r6:83018000 r5:84fce38c r4:83363680 [ 1324.191673][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.191721][ T32] r10:61c88647 r9:833a2400 r8:833636ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.191746][ T32] r4:83363680 [ 1324.191766][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.191814][ T32] r10:00000000 r9:83363680 r8:8027f5e8 r7:df83de60 r6:83363700 r5:833a2400 [ 1324.191835][ T32] r4:00000001 [ 1324.191854][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.191979][ T32] Exception stack(0xdf911fb0 to 0xdf911ff8) [ 1324.192101][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.192145][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.192173][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.192245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.192311][ T32] r4:8335ff40 [ 1324.192909][ T32] INFO: task kworker/0:2:43 is blocked on a mutex likely owned by task kworker/0:184:3715. [ 1324.192978][ T32] task:kworker/0:184 state:R running task stack:0 pid:3715 tgid:3715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.193074][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.193154][ T32] Call trace: [ 1324.193216][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.193272][ T32] r10:82ac11c4 r9:84f6ec00 r8:80200be4 r7:e04d9d5c r6:ffffffff r5:84f6ec00 [ 1324.193311][ T32] r4:00000000 [ 1324.193333][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.193372][ T32] Exception stack(0xe04d9d28 to 0xe04d9d70) [ 1324.193401][ T32] 9d20: e6649000 eca6d000 00000001 80239b98 7f173000 00000001 [ 1324.193454][ T32] 9d40: 82ac05a0 7f173000 eca6d000 8280c930 82ac11c4 e04d9da4 e04d9da8 e04d9d78 [ 1324.193482][ T32] 9d60: 80230ad4 80239bb0 80050013 ffffffff [ 1324.193505][ T32] r5:80050013 r4:80239bb0 [ 1324.193525][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.193568][ T32] r4:82ac11e4 [ 1324.193587][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.193660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04d9dc0 r5:e04d9e08 [ 1324.193686][ T32] r4:e04d9dc0 [ 1324.193706][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.193748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa300 [ 1324.193794][ T32] r4:00000000 [ 1324.193814][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.193904][ T32] r9:83018005 r8:84f6ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1324.193938][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.193986][ T32] r5:00001000 r4:dfe5d000 [ 1324.194006][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.194046][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.194113][ T32] r5:84ea678c r4:84ea6400 [ 1324.194146][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.194209][ T32] r7:dddced80 r6:83018000 r5:84ea678c r4:84fab000 [ 1324.194233][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.194303][ T32] r10:61c88647 r9:84f6ec00 r8:84fab02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.194382][ T32] r4:84fab000 [ 1324.194405][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.194451][ T32] r10:00000000 r9:84fab000 r8:8027f5e8 r7:e014de60 r6:84fab080 r5:84f6ec00 [ 1324.194484][ T32] r4:00000001 [ 1324.194505][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.194551][ T32] Exception stack(0xe04d9fb0 to 0xe04d9ff8) [ 1324.194580][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.194623][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.194656][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.194691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.194712][ T32] r4:84faa280 [ 1324.195007][ T32] INFO: task kworker/0:3:1791 blocked for more than 450 seconds. [ 1324.195053][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.195132][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.195170][ T32] task:kworker/0:3 state:D stack:0 pid:1791 tgid:1791 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.195249][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.195300][ T32] Call trace: [ 1324.195330][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1324.195379][ T32] r10:82918930 r9:eb0f1d84 r8:00000002 r7:60000013 r6:eb0f1d8c r5:83aac800 [ 1324.195425][ T32] r4:83aac800 [ 1324.195452][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1324.195517][ T32] r5:83aac800 r4:8291892c [ 1324.195565][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.195614][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.195664][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0f1e08 [ 1324.195686][ T32] r4:00000000 [ 1324.195705][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1324.195741][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.195779][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.195843][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850bf900 [ 1324.195894][ T32] r4:00000000 [ 1324.195915][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.195959][ T32] r9:83018005 r8:83aac800 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1324.195978][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.196042][ T32] r5:00001000 r4:eb09b000 [ 1324.196087][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.196131][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.196197][ T32] r5:85082f8c r4:85082c00 [ 1324.196221][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.196266][ T32] r7:dddced80 r6:83018000 r5:85082f8c r4:842c9880 [ 1324.196286][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.196353][ T32] r10:61c88647 r9:83aac800 r8:842c98ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.196379][ T32] r4:842c9880 [ 1324.196397][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.196440][ T32] r10:00000000 r9:842c9880 r8:8027f5e8 r7:df83de60 r6:842c9900 r5:83aac800 [ 1324.196462][ T32] r4:00000001 [ 1324.196480][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.196516][ T32] Exception stack(0xeb0f1fb0 to 0xeb0f1ff8) [ 1324.196542][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.196568][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.196593][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.196628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.196650][ T32] r4:83f1fc00 [ 1324.197025][ T32] INFO: task kworker/0:3:1791 is blocked on a mutex likely owned by task kworker/0:184:3715. [ 1324.197059][ T32] task:kworker/0:184 state:R running task stack:0 pid:3715 tgid:3715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.197142][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.197220][ T32] Call trace: [ 1324.197250][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.197299][ T32] r10:82ac11c4 r9:84f6ec00 r8:80200be4 r7:e04d9d5c r6:ffffffff r5:84f6ec00 [ 1324.197373][ T32] r4:00000000 [ 1324.197396][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.197461][ T32] Exception stack(0xe04d9d28 to 0xe04d9d70) [ 1324.197493][ T32] 9d20: e6649000 eca6d000 00000001 80239b98 7f173000 00000001 [ 1324.197521][ T32] 9d40: 82ac05a0 7f173000 eca6d000 8280c930 82ac11c4 e04d9da4 e04d9da8 e04d9d78 [ 1324.197545][ T32] 9d60: 80230ad4 80239bb0 80050013 ffffffff [ 1324.197593][ T32] r5:80050013 r4:80239bb0 [ 1324.197710][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.197856][ T32] r4:82ac11e4 [ 1324.197888][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.197943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04d9dc0 r5:e04d9e08 [ 1324.197967][ T32] r4:e04d9dc0 [ 1324.198017][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.198065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa300 [ 1324.198088][ T32] r4:00000000 [ 1324.198117][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.198219][ T32] r9:83018005 r8:84f6ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1324.198257][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.198303][ T32] r5:00001000 r4:dfe5d000 [ 1324.198322][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.198361][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.198413][ T32] r5:84ea678c r4:84ea6400 [ 1324.198435][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.198496][ T32] r7:dddced80 r6:83018000 r5:84ea678c r4:84fab000 [ 1324.198519][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.198564][ T32] r10:61c88647 r9:84f6ec00 r8:84fab02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.198585][ T32] r4:84fab000 [ 1324.198630][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.198680][ T32] r10:00000000 r9:84fab000 r8:8027f5e8 r7:e014de60 r6:84fab080 r5:84f6ec00 [ 1324.198702][ T32] r4:00000001 [ 1324.198746][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.198814][ T32] Exception stack(0xe04d9fb0 to 0xe04d9ff8) [ 1324.198867][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.198951][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.198979][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.199008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.199054][ T32] r4:84faa280 [ 1324.199124][ T32] INFO: task kworker/0:0:3102 blocked for more than 450 seconds. [ 1324.199155][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.199183][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.199229][ T32] task:kworker/0:0 state:D stack:0 pid:3102 tgid:3102 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.199362][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.199427][ T32] Call trace: [ 1324.199473][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1324.199525][ T32] r10:82918930 r9:df9b9d84 r8:00000002 r7:60000113 r6:df9b9d8c r5:84613000 [ 1324.199572][ T32] r4:84613000 [ 1324.199595][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1324.199649][ T32] r5:84613000 r4:8291892c [ 1324.199668][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.199708][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.199752][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9b9e08 [ 1324.199772][ T32] r4:00000000 [ 1324.199815][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1324.199856][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.199896][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.199962][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850bf480 [ 1324.199992][ T32] r4:00000000 [ 1324.200011][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.200058][ T32] r9:83018005 r8:84613000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1324.200103][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.200148][ T32] r5:00001000 r4:ec591000 [ 1324.200167][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.200204][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.200299][ T32] r5:85081f8c r4:85081c00 [ 1324.211099][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.211193][ T32] r7:dddced80 r6:83018000 r5:85081f8c r4:8477f800 [ 1324.211229][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.211282][ T32] r10:61c88647 r9:84613000 r8:8477f82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.211316][ T32] r4:8477f800 [ 1324.211338][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.211384][ T32] r10:00000000 r9:8477f800 r8:8027f5e8 r7:eb0f1e60 r6:8477fa00 r5:84613000 [ 1324.211431][ T32] r4:00000001 [ 1324.211453][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.211515][ T32] Exception stack(0xdf9b9fb0 to 0xdf9b9ff8) [ 1324.211548][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.211575][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.211599][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.211634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.211657][ T32] r4:83351d00 [ 1324.212077][ T32] INFO: task kworker/0:0:3102 is blocked on a mutex likely owned by task kworker/0:184:3715. [ 1324.212112][ T32] task:kworker/0:184 state:R running task stack:0 pid:3715 tgid:3715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.212224][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.212279][ T32] Call trace: [ 1324.212313][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.212364][ T32] r10:82ac11c4 r9:84f6ec00 r8:80200be4 r7:e04d9d5c r6:ffffffff r5:84f6ec00 [ 1324.212385][ T32] r4:00000000 [ 1324.212403][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.212440][ T32] Exception stack(0xe04d9d28 to 0xe04d9d70) [ 1324.212473][ T32] 9d20: e6964000 eca6d000 00000001 80239b98 7f173000 00000001 [ 1324.212503][ T32] 9d40: 82ac05a0 7f173000 eca6d000 8280c930 82ac11c4 e04d9da4 e04d9da8 e04d9d78 [ 1324.212526][ T32] 9d60: 80230ad4 80239bb0 80050013 ffffffff [ 1324.212562][ T32] r5:80050013 r4:80239bb0 [ 1324.212585][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.212643][ T32] r4:82ac11e4 [ 1324.212662][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.212706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04d9dc0 r5:e04d9e08 [ 1324.212781][ T32] r4:e04d9dc0 [ 1324.212853][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.212899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa300 [ 1324.212920][ T32] r4:00000000 [ 1324.212949][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.213000][ T32] r9:83018005 r8:84f6ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1324.213046][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.213094][ T32] r5:00001000 r4:dfe5d000 [ 1324.213116][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.213186][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.213233][ T32] r5:84ea678c r4:84ea6400 [ 1324.213252][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.213296][ T32] r7:dddced80 r6:83018000 r5:84ea678c r4:84fab000 [ 1324.213316][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.213361][ T32] r10:61c88647 r9:84f6ec00 r8:84fab02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.213382][ T32] r4:84fab000 [ 1324.213400][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.213444][ T32] r10:00000000 r9:84fab000 r8:8027f5e8 r7:e014de60 r6:84fab080 r5:84f6ec00 [ 1324.213465][ T32] r4:00000001 [ 1324.213484][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.213518][ T32] Exception stack(0xe04d9fb0 to 0xe04d9ff8) [ 1324.213545][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.213574][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.213599][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.213648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.213674][ T32] r4:84faa280 [ 1324.213705][ T32] INFO: task kworker/0:1:3115 blocked for more than 450 seconds. [ 1324.213738][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.213792][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.213820][ T32] task:kworker/0:1 state:D stack:0 pid:3115 tgid:3115 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.213894][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.213967][ T32] Call trace: [ 1324.214001][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1324.214047][ T32] r10:82918930 r9:df979d84 r8:00000002 r7:60000013 r6:df979d8c r5:84611800 [ 1324.214069][ T32] r4:84611800 [ 1324.214087][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1324.214127][ T32] r5:84611800 r4:8291892c [ 1324.214168][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.214211][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.214279][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df979e08 [ 1324.214304][ T32] r4:00000000 [ 1324.214322][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1324.214360][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.214396][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.214437][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850bfc00 [ 1324.214480][ T32] r4:00000000 [ 1324.214502][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.214545][ T32] r9:83018005 r8:84611800 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1324.214589][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.214638][ T32] r5:00001000 r4:eb593000 [ 1324.214657][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.214697][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.214774][ T32] r5:85083b8c r4:85083800 [ 1324.214797][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.214841][ T32] r7:dddced80 r6:83018000 r5:85083b8c r4:8477f900 [ 1324.214862][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.214930][ T32] r10:61c88647 r9:84611800 r8:8477f92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.214955][ T32] r4:8477f900 [ 1324.214976][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.215020][ T32] r10:00000000 r9:8477f900 r8:8027f5e8 r7:eb0f1e60 r6:8477f780 r5:84611800 [ 1324.215041][ T32] r4:00000001 [ 1324.215059][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.215092][ T32] Exception stack(0xdf979fb0 to 0xdf979ff8) [ 1324.215117][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.215144][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.215168][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.215248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.215297][ T32] r4:84777600 [ 1324.215661][ T32] INFO: task kworker/0:1:3115 is blocked on a mutex likely owned by task kworker/0:184:3715. [ 1324.215695][ T32] task:kworker/0:184 state:R running task stack:0 pid:3715 tgid:3715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.215775][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.215825][ T32] Call trace: [ 1324.215873][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.215922][ T32] r10:82ac11c4 r9:84f6ec00 r8:80200be4 r7:e04d9d5c r6:ffffffff r5:84f6ec00 [ 1324.215958][ T32] r4:00000000 [ 1324.215979][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.216018][ T32] Exception stack(0xe04d9d28 to 0xe04d9d70) [ 1324.216046][ T32] 9d20: e6964000 eca6d000 00000001 80239b98 7f173000 00000001 [ 1324.216073][ T32] 9d40: 82ac05a0 7f173000 eca6d000 8280c930 82ac11c4 e04d9da4 e04d9da8 e04d9d78 [ 1324.216098][ T32] 9d60: 80230ad4 80239bb0 80050013 ffffffff [ 1324.216120][ T32] r5:80050013 r4:80239bb0 [ 1324.216140][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.216178][ T32] r4:82ac11e4 [ 1324.216198][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.216285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04d9dc0 r5:e04d9e08 [ 1324.216334][ T32] r4:e04d9dc0 [ 1324.216355][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.216417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa300 [ 1324.216442][ T32] r4:00000000 [ 1324.216470][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.216517][ T32] r9:83018005 r8:84f6ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1324.216537][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.216578][ T32] r5:00001000 r4:dfe5d000 [ 1324.216596][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.216646][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.216688][ T32] r5:84ea678c r4:84ea6400 [ 1324.216706][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.216749][ T32] r7:dddced80 r6:83018000 r5:84ea678c r4:84fab000 [ 1324.216769][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.216813][ T32] r10:61c88647 r9:84f6ec00 r8:84fab02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.216836][ T32] r4:84fab000 [ 1324.216868][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.216915][ T32] r10:00000000 r9:84fab000 r8:8027f5e8 r7:e014de60 r6:84fab080 r5:84f6ec00 [ 1324.216937][ T32] r4:00000001 [ 1324.216955][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.216989][ T32] Exception stack(0xe04d9fb0 to 0xe04d9ff8) [ 1324.217015][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.217040][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.217065][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.217091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.217112][ T32] r4:84faa280 [ 1324.217134][ T32] INFO: task kworker/1:1:3120 blocked for more than 450 seconds. [ 1324.217160][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.217182][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.217203][ T32] task:kworker/1:1 state:D stack:0 pid:3120 tgid:3120 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.217247][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.217288][ T32] Call trace: [ 1324.217330][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1324.217378][ T32] r10:82918930 r9:df9c1d84 r8:00000002 r7:60000113 r6:df9c1d8c r5:83242400 [ 1324.217400][ T32] r4:83242400 [ 1324.217443][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1324.217488][ T32] r5:83242400 r4:8291892c [ 1324.217507][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.217568][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.217625][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9c1e08 [ 1324.217654][ T32] r4:00000000 [ 1324.217675][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1324.217739][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.217815][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.217858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fd3c00 [ 1324.217885][ T32] r4:00000000 [ 1324.217925][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.217979][ T32] r9:83018205 r8:83242400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1324.218000][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.218042][ T32] r5:00001000 r4:e05e1000 [ 1324.218061][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.218098][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.218140][ T32] r5:84d4478c r4:84d44400 [ 1324.218158][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.218201][ T32] r7:ddde2d80 r6:83018200 r5:84d4478c r4:84773500 [ 1324.218219][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.218263][ T32] r10:61c88647 r9:83242400 r8:8477352c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.218310][ T32] r4:84773500 [ 1324.218331][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.218374][ T32] r10:00000000 r9:84773500 r8:8027f5e8 r7:df959e60 r6:8477fa80 r5:83242400 [ 1324.218395][ T32] r4:00000001 [ 1324.218413][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.218445][ T32] Exception stack(0xdf9c1fb0 to 0xdf9c1ff8) [ 1324.218471][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.218498][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.218524][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.218575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.218599][ T32] r4:846d9840 [ 1324.218971][ T32] INFO: task kworker/1:1:3120 is blocked on a mutex likely owned by task kworker/0:184:3715. [ 1324.219007][ T32] task:kworker/0:184 state:R running task stack:0 pid:3715 tgid:3715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.219125][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.219185][ T32] Call trace: [ 1324.219231][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.219280][ T32] r10:82ac11c4 r9:84f6ec00 r8:80200be4 r7:e04d9d5c r6:ffffffff r5:84f6ec00 [ 1324.219302][ T32] r4:00000000 [ 1324.219333][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.219374][ T32] Exception stack(0xe04d9d28 to 0xe04d9d70) [ 1324.219403][ T32] 9d20: e6964000 eca6d000 00000001 80239b98 7f173000 00000001 [ 1324.219431][ T32] 9d40: 82ac05a0 7f173000 eca6d000 8280c930 82ac11c4 e04d9da4 e04d9da8 e04d9d78 [ 1324.219468][ T32] 9d60: 80230ad4 80239bb0 80050013 ffffffff [ 1324.219495][ T32] r5:80050013 r4:80239bb0 [ 1324.219515][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.219555][ T32] r4:82ac11e4 [ 1324.219573][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.219621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04d9dc0 r5:e04d9e08 [ 1324.219643][ T32] r4:e04d9dc0 [ 1324.219660][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.219702][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa300 [ 1324.219734][ T32] r4:00000000 [ 1324.219756][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.219801][ T32] r9:83018005 r8:84f6ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1324.219821][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.219861][ T32] r5:00001000 r4:dfe5d000 [ 1324.219880][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.219916][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.219957][ T32] r5:84ea678c r4:84ea6400 [ 1324.220001][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.220050][ T32] r7:dddced80 r6:83018000 r5:84ea678c r4:84fab000 [ 1324.220071][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.220116][ T32] r10:61c88647 r9:84f6ec00 r8:84fab02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.220137][ T32] r4:84fab000 [ 1324.220195][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.220243][ T32] r10:00000000 r9:84fab000 r8:8027f5e8 r7:e014de60 r6:84fab080 r5:84f6ec00 [ 1324.220316][ T32] r4:00000001 [ 1324.230675][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.230754][ T32] Exception stack(0xe04d9fb0 to 0xe04d9ff8) [ 1324.230786][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.230814][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.230853][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.230926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.230953][ T32] r4:84faa280 [ 1324.230985][ T32] INFO: task kworker/1:5:3123 blocked for more than 450 seconds. [ 1324.231018][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.231069][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.231093][ T32] task:kworker/1:5 state:D stack:0 pid:3123 tgid:3123 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.231178][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.231281][ T32] Call trace: [ 1324.231336][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1324.231388][ T32] r10:82918930 r9:df9cdd84 r8:00000002 r7:60000113 r6:df9cdd8c r5:84616000 [ 1324.231411][ T32] r4:84616000 [ 1324.231430][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1324.231495][ T32] r5:84616000 r4:8291892c [ 1324.231519][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.231584][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.231639][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9cde08 [ 1324.231660][ T32] r4:00000000 [ 1324.231679][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1324.231716][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.231780][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.231829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85376580 [ 1324.231852][ T32] r4:00000000 [ 1324.231901][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.232003][ T32] r9:83018205 r8:84616000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1324.232032][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.232078][ T32] r5:00001000 r4:eae0f000 [ 1324.232098][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.232135][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.232178][ T32] r5:85338f8c r4:85338c00 [ 1324.232197][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.232267][ T32] r7:ddde2d80 r6:83018200 r5:85338f8c r4:84773e80 [ 1324.232290][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.232337][ T32] r10:61c88647 r9:84616000 r8:84773eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.232359][ T32] r4:84773e80 [ 1324.232428][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.232476][ T32] r10:00000000 r9:84773e80 r8:8027f5e8 r7:df9c1e60 r6:8477fb80 r5:84616000 [ 1324.232500][ T32] r4:00000001 [ 1324.232601][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.232648][ T32] Exception stack(0xdf9cdfb0 to 0xdf9cdff8) [ 1324.232675][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.232702][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.232727][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.232778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.232803][ T32] r4:846d9a00 [ 1324.233220][ T32] INFO: task kworker/1:5:3123 is blocked on a mutex likely owned by task kworker/0:184:3715. [ 1324.233278][ T32] task:kworker/0:184 state:R running task stack:0 pid:3715 tgid:3715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.233370][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.233437][ T32] Call trace: [ 1324.233546][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.233598][ T32] r10:82ac11c4 r9:84f6ec00 r8:80200be4 r7:e04d9d5c r6:ffffffff r5:84f6ec00 [ 1324.233655][ T32] r4:00000000 [ 1324.233678][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.233742][ T32] Exception stack(0xe04d9d28 to 0xe04d9d70) [ 1324.233828][ T32] 9d20: e6bc0000 eca6d000 00000001 80239b98 7f173000 00000001 [ 1324.233862][ T32] 9d40: 82ac05a0 7f173000 eca6d000 8280c930 82ac11c4 e04d9da4 e04d9da8 e04d9d78 [ 1324.233897][ T32] 9d60: 80230ad4 80239bb0 80050013 ffffffff [ 1324.233921][ T32] r5:80050013 r4:80239bb0 [ 1324.233941][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.233982][ T32] r4:82ac11e4 [ 1324.234002][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.234070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04d9dc0 r5:e04d9e08 [ 1324.234101][ T32] r4:e04d9dc0 [ 1324.234122][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.234190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa300 [ 1324.234215][ T32] r4:00000000 [ 1324.234233][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.234304][ T32] r9:83018005 r8:84f6ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1324.234352][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.234397][ T32] r5:00001000 r4:dfe5d000 [ 1324.234416][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.234453][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.234495][ T32] r5:84ea678c r4:84ea6400 [ 1324.234513][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.234557][ T32] r7:dddced80 r6:83018000 r5:84ea678c r4:84fab000 [ 1324.234576][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.234658][ T32] r10:61c88647 r9:84f6ec00 r8:84fab02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.234686][ T32] r4:84fab000 [ 1324.234706][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.234751][ T32] r10:00000000 r9:84fab000 r8:8027f5e8 r7:e014de60 r6:84fab080 r5:84f6ec00 [ 1324.234772][ T32] r4:00000001 [ 1324.234790][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.234869][ T32] Exception stack(0xe04d9fb0 to 0xe04d9ff8) [ 1324.234899][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.234950][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.234979][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.235007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.235028][ T32] r4:84faa280 [ 1324.235050][ T32] INFO: task kworker/1:6:3125 blocked for more than 450 seconds. [ 1324.235076][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.235098][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.235117][ T32] task:kworker/1:6 state:D stack:0 pid:3125 tgid:3125 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.235159][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.235200][ T32] Call trace: [ 1324.235228][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1324.235273][ T32] r10:82918930 r9:df9d9d84 r8:00000002 r7:60000113 r6:df9d9d8c r5:833a5400 [ 1324.235294][ T32] r4:833a5400 [ 1324.235312][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1324.235375][ T32] r5:833a5400 r4:8291892c [ 1324.235425][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.235467][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.235511][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9d9e08 [ 1324.235543][ T32] r4:00000000 [ 1324.235564][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1324.235626][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.235665][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.235730][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846d9a00 [ 1324.235755][ T32] r4:00000000 [ 1324.235774][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.235816][ T32] r9:83018205 r8:833a5400 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1324.235837][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.235877][ T32] r5:00001000 r4:dfb95000 [ 1324.235919][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.235960][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.236051][ T32] r5:84f24b8c r4:84f24800 [ 1324.236073][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.236117][ T32] r7:ddde2d80 r6:83018200 r5:84f24b8c r4:84773980 [ 1324.236136][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.236182][ T32] r10:61c88647 r9:833a5400 r8:847739ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.236203][ T32] r4:84773980 [ 1324.236220][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.236262][ T32] r10:00000000 r9:84773980 r8:8027f5e8 r7:df9cde60 r6:8477fc00 r5:833a5400 [ 1324.236308][ T32] r4:00000001 [ 1324.236356][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.236392][ T32] Exception stack(0xdf9d9fb0 to 0xdf9d9ff8) [ 1324.236420][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.236446][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.236497][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.236552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.236576][ T32] r4:846d9b80 [ 1324.236834][ T32] INFO: task kworker/1:6:3125 is blocked on a mutex likely owned by task kworker/0:184:3715. [ 1324.236864][ T32] task:kworker/0:184 state:R running task stack:0 pid:3715 tgid:3715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.236916][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.237019][ T32] Call trace: [ 1324.237048][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.237095][ T32] r10:82ac11c4 r9:84f6ec00 r8:80200be4 r7:e04d9d5c r6:ffffffff r5:84f6ec00 [ 1324.237144][ T32] r4:00000000 [ 1324.237165][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.237203][ T32] Exception stack(0xe04d9d28 to 0xe04d9d70) [ 1324.237232][ T32] 9d20: e6bc0000 eca6d000 00000001 80239b98 7f173000 00000001 [ 1324.237261][ T32] 9d40: 82ac05a0 7f173000 eca6d000 8280c930 82ac11c4 e04d9da4 e04d9da8 e04d9d78 [ 1324.237284][ T32] 9d60: 80230ad4 80239bb0 80050013 ffffffff [ 1324.237307][ T32] r5:80050013 r4:80239bb0 [ 1324.237326][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.237390][ T32] r4:82ac11e4 [ 1324.237412][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.237454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04d9dc0 r5:e04d9e08 [ 1324.237475][ T32] r4:e04d9dc0 [ 1324.237518][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.237617][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa300 [ 1324.237642][ T32] r4:00000000 [ 1324.237661][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.237732][ T32] r9:83018005 r8:84f6ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1324.237784][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.237831][ T32] r5:00001000 r4:dfe5d000 [ 1324.237850][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.237891][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.237931][ T32] r5:84ea678c r4:84ea6400 [ 1324.237949][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.237992][ T32] r7:dddced80 r6:83018000 r5:84ea678c r4:84fab000 [ 1324.238047][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.238098][ T32] r10:61c88647 r9:84f6ec00 r8:84fab02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.238144][ T32] r4:84fab000 [ 1324.238168][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.238216][ T32] r10:00000000 r9:84fab000 r8:8027f5e8 r7:e014de60 r6:84fab080 r5:84f6ec00 [ 1324.238261][ T32] r4:00000001 [ 1324.238285][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.238334][ T32] Exception stack(0xe04d9fb0 to 0xe04d9ff8) [ 1324.238363][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.238389][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.238438][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.238468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.238489][ T32] r4:84faa280 [ 1324.238510][ T32] INFO: task kworker/1:7:3127 blocked for more than 450 seconds. [ 1324.238536][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.238598][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.238663][ T32] task:kworker/1:7 state:D stack:0 pid:3127 tgid:3127 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.238710][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.238800][ T32] Call trace: [ 1324.238888][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1324.238935][ T32] r10:82918930 r9:df9e9d84 r8:00000002 r7:60000113 r6:df9e9d8c r5:83863c00 [ 1324.238986][ T32] r4:83863c00 [ 1324.239009][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1324.239050][ T32] r5:83863c00 r4:8291892c [ 1324.239094][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.239160][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.239210][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9e9e08 [ 1324.239232][ T32] r4:00000000 [ 1324.239250][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1324.239312][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.239375][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.239444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508f540 [ 1324.239494][ T32] r4:00000000 [ 1324.239515][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.239584][ T32] r9:83018205 r8:83863c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1324.239663][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.239732][ T32] r5:00001000 r4:e04c9000 [ 1324.239754][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.239792][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.239833][ T32] r5:84f25f8c r4:84f25c00 [ 1324.239853][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.239897][ T32] r7:ddde2d80 r6:83018200 r5:84f25f8c r4:84773a80 [ 1324.239941][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.239989][ T32] r10:61c88647 r9:83863c00 r8:84773aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.240010][ T32] r4:84773a80 [ 1324.240027][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.240085][ T32] r10:00000000 r9:84773a80 r8:8027f5e8 r7:df9cde60 r6:8477fc80 r5:83863c00 [ 1324.240108][ T32] r4:00000001 [ 1324.240126][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.240170][ T32] Exception stack(0xdf9e9fb0 to 0xdf9e9ff8) [ 1324.240198][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.240226][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.240251][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.240278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.260637][ T32] r4:846d9cc0 [ 1324.261123][ T32] INFO: task kworker/1:7:3127 is blocked on a mutex likely owned by task kworker/0:184:3715. [ 1324.261159][ T32] task:kworker/0:184 state:R running task stack:0 pid:3715 tgid:3715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.261228][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.261314][ T32] Call trace: [ 1324.261348][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.261435][ T32] r10:82ac11c4 r9:84f6ec00 r8:80200be4 r7:e04d9d5c r6:ffffffff r5:84f6ec00 [ 1324.261460][ T32] r4:00000000 [ 1324.261505][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.261548][ T32] Exception stack(0xe04d9d28 to 0xe04d9d70) [ 1324.261578][ T32] 9d20: e7bdc000 eca6d000 00000001 80239b98 7f173000 00000001 [ 1324.261607][ T32] 9d40: 82ac05a0 7f173000 eca6d000 8280c930 82ac11c4 e04d9da4 e04d9da8 e04d9d78 [ 1324.261664][ T32] 9d60: 80230ad4 80239bb0 80050013 ffffffff [ 1324.261691][ T32] r5:80050013 r4:80239bb0 [ 1324.261738][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.261809][ T32] r4:82ac11e4 [ 1324.261829][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.261871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04d9dc0 r5:e04d9e08 [ 1324.261892][ T32] r4:e04d9dc0 [ 1324.261910][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.261950][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa300 [ 1324.261971][ T32] r4:00000000 [ 1324.261989][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.262034][ T32] r9:83018005 r8:84f6ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1324.262084][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.262130][ T32] r5:00001000 r4:dfe5d000 [ 1324.262150][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.262188][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.262229][ T32] r5:84ea678c r4:84ea6400 [ 1324.262247][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.262291][ T32] r7:dddced80 r6:83018000 r5:84ea678c r4:84fab000 [ 1324.262310][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.262355][ T32] r10:61c88647 r9:84f6ec00 r8:84fab02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.262403][ T32] r4:84fab000 [ 1324.262425][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.262471][ T32] r10:00000000 r9:84fab000 r8:8027f5e8 r7:e014de60 r6:84fab080 r5:84f6ec00 [ 1324.262491][ T32] r4:00000001 [ 1324.262509][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.262573][ T32] Exception stack(0xe04d9fb0 to 0xe04d9ff8) [ 1324.262604][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.262640][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.262665][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.262719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.262743][ T32] r4:84faa280 [ 1324.262771][ T32] INFO: task kworker/1:8:3129 blocked for more than 450 seconds. [ 1324.262830][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.262891][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.262913][ T32] task:kworker/1:8 state:D stack:0 pid:3129 tgid:3129 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.262958][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.263031][ T32] Call trace: [ 1324.263076][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1324.263151][ T32] r10:82918930 r9:df9f5d84 r8:00000002 r7:60000113 r6:df9f5d8c r5:83865400 [ 1324.263175][ T32] r4:83865400 [ 1324.263195][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1324.263233][ T32] r5:83865400 r4:8291892c [ 1324.263251][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.263290][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.263363][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9f5e08 [ 1324.263387][ T32] r4:00000000 [ 1324.263405][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1324.263481][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.263518][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.263584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ad680 [ 1324.263606][ T32] r4:00000000 [ 1324.263657][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.263704][ T32] r9:83018205 r8:83865400 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1324.263724][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.263766][ T32] r5:00001000 r4:dfb41000 [ 1324.263783][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.263820][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.263859][ T32] r5:84f26b8c r4:84f26800 [ 1324.263905][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.263951][ T32] r7:ddde2d80 r6:83018200 r5:84f26b8c r4:84773b80 [ 1324.263970][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.264013][ T32] r10:61c88647 r9:83865400 r8:84773bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.264034][ T32] r4:84773b80 [ 1324.264051][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.264145][ T32] r10:00000000 r9:84773b80 r8:8027f5e8 r7:df9cde60 r6:8477fd00 r5:83865400 [ 1324.264198][ T32] r4:00000001 [ 1324.264219][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.264253][ T32] Exception stack(0xdf9f5fb0 to 0xdf9f5ff8) [ 1324.264278][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.264303][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.264327][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.264353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.264374][ T32] r4:846d9e40 [ 1324.264628][ T32] INFO: task kworker/1:8:3129 is blocked on a mutex likely owned by task kworker/0:184:3715. [ 1324.264658][ T32] task:kworker/0:184 state:R running task stack:0 pid:3715 tgid:3715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.264729][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.264772][ T32] Call trace: [ 1324.264800][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.264847][ T32] r10:82ac11c4 r9:84f6ec00 r8:80200be4 r7:e04d9d5c r6:ffffffff r5:84f6ec00 [ 1324.264886][ T32] r4:00000000 [ 1324.264908][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.264945][ T32] Exception stack(0xe04d9d28 to 0xe04d9d70) [ 1324.264973][ T32] 9d20: e7bdc000 eca6d000 00000001 80239b98 7f173000 00000001 [ 1324.265000][ T32] 9d40: 82ac05a0 7f173000 eca6d000 8280c930 82ac11c4 e04d9da4 e04d9da8 e04d9d78 [ 1324.265027][ T32] 9d60: 80230ad4 80239bb0 80050013 ffffffff [ 1324.265051][ T32] r5:80050013 r4:80239bb0 [ 1324.265097][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.265139][ T32] r4:82ac11e4 [ 1324.265157][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.265226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04d9dc0 r5:e04d9e08 [ 1324.265279][ T32] r4:e04d9dc0 [ 1324.265300][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.265367][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa300 [ 1324.265391][ T32] r4:00000000 [ 1324.265408][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.265498][ T32] r9:83018005 r8:84f6ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1324.265521][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.265591][ T32] r5:00001000 r4:dfe5d000 [ 1324.265619][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.265686][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.265757][ T32] r5:84ea678c r4:84ea6400 [ 1324.265811][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.265894][ T32] r7:dddced80 r6:83018000 r5:84ea678c r4:84fab000 [ 1324.265917][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.265991][ T32] r10:61c88647 r9:84f6ec00 r8:84fab02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.266015][ T32] r4:84fab000 [ 1324.266034][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.266078][ T32] r10:00000000 r9:84fab000 r8:8027f5e8 r7:e014de60 r6:84fab080 r5:84f6ec00 [ 1324.266126][ T32] r4:00000001 [ 1324.266175][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.266257][ T32] Exception stack(0xe04d9fb0 to 0xe04d9ff8) [ 1324.266285][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.266313][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.266338][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.266365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.266385][ T32] r4:84faa280 [ 1324.266407][ T32] INFO: task kworker/1:9:3131 blocked for more than 450 seconds. [ 1324.266431][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.266453][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.266472][ T32] task:kworker/1:9 state:D stack:0 pid:3131 tgid:3131 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.266513][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.266552][ T32] Call trace: [ 1324.266619][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1324.266697][ T32] r10:82918930 r9:df9fdd84 r8:00000002 r7:60000113 r6:df9fdd8c r5:83ab5400 [ 1324.266722][ T32] r4:83ab5400 [ 1324.266768][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1324.266811][ T32] r5:83ab5400 r4:8291892c [ 1324.266829][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.266892][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.266939][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9fde08 [ 1324.266960][ T32] r4:00000000 [ 1324.267007][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1324.267046][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.267092][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.267134][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85183000 [ 1324.267154][ T32] r4:00000000 [ 1324.267173][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.267215][ T32] r9:83018205 r8:83ab5400 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1324.267264][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.267307][ T32] r5:00001000 r4:dfed9000 [ 1324.267325][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.267361][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.267402][ T32] r5:84d4578c r4:84d45400 [ 1324.267448][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.267531][ T32] r7:ddde2d80 r6:83018200 r5:84d4578c r4:84773c00 [ 1324.267553][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.267625][ T32] r10:61c88647 r9:83ab5400 r8:84773c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.267678][ T32] r4:84773c00 [ 1324.267699][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.267742][ T32] r10:00000000 r9:84773c00 r8:8027f5e8 r7:df9cde60 r6:8477fd80 r5:83ab5400 [ 1324.267762][ T32] r4:00000001 [ 1324.267779][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.267811][ T32] Exception stack(0xdf9fdfb0 to 0xdf9fdff8) [ 1324.267835][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.267879][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.267906][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.267936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.267959][ T32] r4:846d9f80 [ 1324.268202][ T32] INFO: task kworker/1:9:3131 is blocked on a mutex likely owned by task kworker/0:184:3715. [ 1324.268258][ T32] task:kworker/0:184 state:R running task stack:0 pid:3715 tgid:3715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.268340][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.268385][ T32] Call trace: [ 1324.268443][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.268493][ T32] r10:82ac11c4 r9:84f6ec00 r8:80200be4 r7:e04d9d5c r6:ffffffff r5:84f6ec00 [ 1324.268514][ T32] r4:00000000 [ 1324.268532][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.268568][ T32] Exception stack(0xe04d9d28 to 0xe04d9d70) [ 1324.268594][ T32] 9d20: e7bdc000 eca6d000 00000001 80239b98 7f173000 00000001 [ 1324.268626][ T32] 9d40: 82ac05a0 7f173000 eca6d000 8280c930 82ac11c4 e04d9da4 e04d9da8 e04d9d78 [ 1324.268651][ T32] 9d60: 80230ad4 80239bb0 80050013 ffffffff [ 1324.268672][ T32] r5:80050013 r4:80239bb0 [ 1324.268691][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.268729][ T32] r4:82ac11e4 [ 1324.268774][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.268817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04d9dc0 r5:e04d9e08 [ 1324.268838][ T32] r4:e04d9dc0 [ 1324.268856][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.268894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa300 [ 1324.268941][ T32] r4:00000000 [ 1324.268962][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.269007][ T32] r9:83018005 r8:84f6ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1324.269048][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.269092][ T32] r5:00001000 r4:dfe5d000 [ 1324.269111][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.269175][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.269219][ T32] r5:84ea678c r4:84ea6400 [ 1324.269238][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.269283][ T32] r7:dddced80 r6:83018000 r5:84ea678c r4:84fab000 [ 1324.269339][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.269412][ T32] r10:61c88647 r9:84f6ec00 r8:84fab02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.269436][ T32] r4:84fab000 [ 1324.269459][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.269537][ T32] r10:00000000 r9:84fab000 r8:8027f5e8 r7:e014de60 r6:84fab080 r5:84f6ec00 [ 1324.269561][ T32] r4:00000001 [ 1324.269581][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.269618][ T32] Exception stack(0xe04d9fb0 to 0xe04d9ff8) [ 1324.269643][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.269698][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.269727][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.269754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.269799][ T32] r4:84faa280 [ 1324.269862][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.269966][ T32] INFO: task kworker/1:10:3133 blocked for more than 450 seconds. [ 1324.270029][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.270053][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.270073][ T32] task:kworker/1:10 state:D stack:0 pid:3133 tgid:3133 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.270116][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.270156][ T32] Call trace: [ 1324.270221][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1324.270319][ T32] r10:82918930 r9:dfa19d84 r8:00000002 r7:60000113 r6:dfa19d8c r5:83ab3c00 [ 1324.280754][ T32] r4:83ab3c00 [ 1324.280829][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1324.280896][ T32] r5:83ab3c00 r4:8291892c [ 1324.280916][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.280956][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.281000][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa19e08 [ 1324.281021][ T32] r4:00000000 [ 1324.281040][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1324.281077][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.281115][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.281175][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8524c100 [ 1324.281227][ T32] r4:00000000 [ 1324.281250][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.281298][ T32] r9:83018205 r8:83ab3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.281343][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.281396][ T32] r5:00001000 r4:e04bd000 [ 1324.281417][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.281456][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.281520][ T32] r5:850ee78c r4:850ee400 [ 1324.281566][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.281621][ T32] r7:ddde2d80 r6:83018200 r5:850ee78c r4:84773c80 [ 1324.281642][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.281707][ T32] r10:61c88647 r9:83ab3c00 r8:84773cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.281731][ T32] r4:84773c80 [ 1324.281750][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.281822][ T32] r10:00000000 r9:84773c80 r8:8027f5e8 r7:df9cde60 r6:8477fe00 r5:83ab3c00 [ 1324.281843][ T32] r4:00000001 [ 1324.281862][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.281931][ T32] Exception stack(0xdfa19fb0 to 0xdfa19ff8) [ 1324.281995][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.282056][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.282115][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.282172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.282207][ T32] r4:847361c0 [ 1324.282665][ T32] INFO: task kworker/1:10:3133 is blocked on a mutex likely owned by task kworker/0:184:3715. [ 1324.282699][ T32] task:kworker/0:184 state:R running task stack:0 pid:3715 tgid:3715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.282798][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.282879][ T32] Call trace: [ 1324.282971][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.283022][ T32] r10:82ac11c4 r9:84f6ec00 r8:80200be4 r7:e04d9d5c r6:ffffffff r5:84f6ec00 [ 1324.283072][ T32] r4:00000000 [ 1324.283125][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.283169][ T32] Exception stack(0xe04d9d28 to 0xe04d9d70) [ 1324.283197][ T32] 9d20: e842a000 eca6d000 00000001 80239b98 7f173000 00000001 [ 1324.283226][ T32] 9d40: 82ac05a0 7f173000 eca6d000 8280c930 82ac11c4 e04d9da4 e04d9da8 e04d9d78 [ 1324.283249][ T32] 9d60: 80230ad4 80239bb0 80050013 ffffffff [ 1324.283272][ T32] r5:80050013 r4:80239bb0 [ 1324.283317][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.283389][ T32] r4:82ac11e4 [ 1324.283412][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.283455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04d9dc0 r5:e04d9e08 [ 1324.283588][ T32] r4:e04d9dc0 [ 1324.283615][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.283691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa300 [ 1324.283716][ T32] r4:00000000 [ 1324.283760][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.283808][ T32] r9:83018005 r8:84f6ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1324.283828][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.283896][ T32] r5:00001000 r4:dfe5d000 [ 1324.283918][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.283996][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.284040][ T32] r5:84ea678c r4:84ea6400 [ 1324.284059][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.284114][ T32] r7:dddced80 r6:83018000 r5:84ea678c r4:84fab000 [ 1324.284137][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.284184][ T32] r10:61c88647 r9:84f6ec00 r8:84fab02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.284205][ T32] r4:84fab000 [ 1324.284252][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.284299][ T32] r10:00000000 r9:84fab000 r8:8027f5e8 r7:e014de60 r6:84fab080 r5:84f6ec00 [ 1324.284322][ T32] r4:00000001 [ 1324.284371][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.284407][ T32] Exception stack(0xe04d9fb0 to 0xe04d9ff8) [ 1324.284433][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.284462][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.284488][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.284515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.284539][ T32] r4:84faa280 [ 1324.284616][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.284691][ T32] INFO: task kworker/1:11:3135 blocked for more than 450 seconds. [ 1324.284755][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.284812][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.284868][ T32] task:kworker/1:11 state:D stack:0 pid:3135 tgid:3135 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.284914][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.284956][ T32] Call trace: [ 1324.285013][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1324.285062][ T32] r10:82918930 r9:dfa25d84 r8:00000002 r7:60000113 r6:dfa25d8c r5:83ab2400 [ 1324.285115][ T32] r4:83ab2400 [ 1324.285136][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1324.285176][ T32] r5:83ab2400 r4:8291892c [ 1324.285196][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.285232][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.285276][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa25e08 [ 1324.285296][ T32] r4:00000000 [ 1324.285314][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1324.285379][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.285442][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.285515][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8524c040 [ 1324.285539][ T32] r4:00000000 [ 1324.285558][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.285604][ T32] r9:83018205 r8:83ab2400 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1324.285630][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.285703][ T32] r5:00001000 r4:e0491000 [ 1324.285724][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.285808][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.285959][ T32] r5:850ee38c r4:850ee000 [ 1324.285980][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.286024][ T32] r7:ddde2d80 r6:83018200 r5:850ee38c r4:84773d00 [ 1324.286043][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.286088][ T32] r10:61c88647 r9:83ab2400 r8:84773d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.286108][ T32] r4:84773d00 [ 1324.286148][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.286195][ T32] r10:00000000 r9:84773d00 r8:8027f5e8 r7:df9cde60 r6:8477fe80 r5:83ab2400 [ 1324.286229][ T32] r4:00000001 [ 1324.286269][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.286309][ T32] Exception stack(0xdfa25fb0 to 0xdfa25ff8) [ 1324.286335][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.286362][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.286411][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.286442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.286464][ T32] r4:84736100 [ 1324.286767][ T32] INFO: task kworker/1:11:3135 is blocked on a mutex likely owned by task kworker/0:184:3715. [ 1324.286801][ T32] task:kworker/0:184 state:R running task stack:0 pid:3715 tgid:3715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.286900][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.286943][ T32] Call trace: [ 1324.287057][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.287107][ T32] r10:82ac11c4 r9:84f6ec00 r8:80200be4 r7:e04d9d5c r6:ffffffff r5:84f6ec00 [ 1324.287128][ T32] r4:00000000 [ 1324.287146][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.287263][ T32] Exception stack(0xe04d9d28 to 0xe04d9d70) [ 1324.287295][ T32] 9d20: e842a000 eca6d000 00000001 80239b98 7f173000 00000001 [ 1324.287324][ T32] 9d40: 82ac05a0 7f173000 eca6d000 8280c930 82ac11c4 e04d9da4 e04d9da8 e04d9d78 [ 1324.287373][ T32] 9d60: 80230ad4 80239bb0 80050013 ffffffff [ 1324.287399][ T32] r5:80050013 r4:80239bb0 [ 1324.287419][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.287458][ T32] r4:82ac11e4 [ 1324.287476][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.287518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04d9dc0 r5:e04d9e08 [ 1324.287539][ T32] r4:e04d9dc0 [ 1324.287583][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.287633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa300 [ 1324.287655][ T32] r4:00000000 [ 1324.287709][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.287758][ T32] r9:83018005 r8:84f6ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1324.287778][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.287819][ T32] r5:00001000 r4:dfe5d000 [ 1324.288009][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.288086][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.288185][ T32] r5:84ea678c r4:84ea6400 [ 1324.288287][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.288359][ T32] r7:dddced80 r6:83018000 r5:84ea678c r4:84fab000 [ 1324.288382][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.288429][ T32] r10:61c88647 r9:84f6ec00 r8:84fab02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.288450][ T32] r4:84fab000 [ 1324.288468][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.288511][ T32] r10:00000000 r9:84fab000 r8:8027f5e8 r7:e014de60 r6:84fab080 r5:84f6ec00 [ 1324.288532][ T32] r4:00000001 [ 1324.288575][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.288616][ T32] Exception stack(0xe04d9fb0 to 0xe04d9ff8) [ 1324.288668][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.288698][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.288751][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.288807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.288831][ T32] r4:84faa280 [ 1324.288881][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.288906][ T32] INFO: task kworker/1:12:3137 blocked for more than 450 seconds. [ 1324.289007][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.289133][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.289182][ T32] task:kworker/1:12 state:D stack:0 pid:3137 tgid:3137 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.289253][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.289297][ T32] Call trace: [ 1324.289326][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1324.289370][ T32] r10:82918930 r9:dfa31d84 r8:00000002 r7:60000113 r6:dfa31d8c r5:83238000 [ 1324.289392][ T32] r4:83238000 [ 1324.289438][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1324.289482][ T32] r5:83238000 r4:8291892c [ 1324.289501][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.289539][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.289582][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa31e08 [ 1324.289616][ T32] r4:00000000 [ 1324.289639][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1324.289677][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.289736][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.289836][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847363c0 [ 1324.289860][ T32] r4:00000000 [ 1324.289907][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.289954][ T32] r9:83018205 r8:83238000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1324.289975][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.290015][ T32] r5:00001000 r4:dff17000 [ 1324.290033][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.290069][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.290110][ T32] r5:850eef8c r4:850eec00 [ 1324.290128][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.290170][ T32] r7:ddde2d80 r6:83018200 r5:850eef8c r4:84773e00 [ 1324.290189][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.290314][ T32] r10:61c88647 r9:83238000 r8:84773e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.300885][ T32] r4:84773e00 [ 1324.300928][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.301002][ T32] r10:00000000 r9:84773e00 r8:8027f5e8 r7:df9cde60 r6:8477ff00 r5:83238000 [ 1324.301026][ T32] r4:00000001 [ 1324.301047][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.301113][ T32] Exception stack(0xdfa31fb0 to 0xdfa31ff8) [ 1324.301148][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.301180][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.301260][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.301294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.301318][ T32] r4:84736240 [ 1324.301736][ T32] INFO: task kworker/1:12:3137 is blocked on a mutex likely owned by task kworker/0:184:3715. [ 1324.301793][ T32] task:kworker/0:184 state:R running task stack:0 pid:3715 tgid:3715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.301910][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.301960][ T32] Call trace: [ 1324.302096][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.302163][ T32] r10:82ac11c4 r9:84f6ec00 r8:80200be4 r7:e04d9d5c r6:ffffffff r5:84f6ec00 [ 1324.302188][ T32] r4:00000000 [ 1324.302207][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.302247][ T32] Exception stack(0xe04d9d28 to 0xe04d9d70) [ 1324.302276][ T32] 9d20: e88ee000 eca6d000 00000001 80239b98 7f173000 00000001 [ 1324.302304][ T32] 9d40: 82ac05a0 7f173000 eca6d000 8280c930 82ac11c4 e04d9da4 e04d9da8 e04d9d78 [ 1324.302329][ T32] 9d60: 80230ad4 80239bb0 80050013 ffffffff [ 1324.302352][ T32] r5:80050013 r4:80239bb0 [ 1324.302370][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.302411][ T32] r4:82ac11e4 [ 1324.302442][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.302487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04d9dc0 r5:e04d9e08 [ 1324.302509][ T32] r4:e04d9dc0 [ 1324.302539][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.302583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa300 [ 1324.302605][ T32] r4:00000000 [ 1324.302666][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.302717][ T32] r9:83018005 r8:84f6ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1324.302738][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.302804][ T32] r5:00001000 r4:dfe5d000 [ 1324.302831][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.302872][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.302914][ T32] r5:84ea678c r4:84ea6400 [ 1324.302933][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.302976][ T32] r7:dddced80 r6:83018000 r5:84ea678c r4:84fab000 [ 1324.302996][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.303091][ T32] r10:61c88647 r9:84f6ec00 r8:84fab02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.303116][ T32] r4:84fab000 [ 1324.303136][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.303210][ T32] r10:00000000 r9:84fab000 r8:8027f5e8 r7:e014de60 r6:84fab080 r5:84f6ec00 [ 1324.303310][ T32] r4:00000001 [ 1324.303340][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.303386][ T32] Exception stack(0xe04d9fb0 to 0xe04d9ff8) [ 1324.303425][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.303455][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.303488][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.303516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.303537][ T32] r4:84faa280 [ 1324.303581][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.303626][ T32] INFO: task kworker/1:13:3139 blocked for more than 450 seconds. [ 1324.303660][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.303687][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.303833][ T32] task:kworker/1:13 state:D stack:0 pid:3139 tgid:3139 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.303909][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.304014][ T32] Call trace: [ 1324.304048][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1324.304093][ T32] r10:82918930 r9:dfa3dd84 r8:00000002 r7:60000113 r6:dfa3dd8c r5:83236000 [ 1324.304219][ T32] r4:83236000 [ 1324.304253][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1324.304297][ T32] r5:83236000 r4:8291892c [ 1324.304316][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.304366][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.304416][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa3de08 [ 1324.304451][ T32] r4:00000000 [ 1324.304492][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1324.304532][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.304568][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.304612][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b2900 [ 1324.304634][ T32] r4:00000000 [ 1324.304653][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.304700][ T32] r9:83018205 r8:83236000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1324.304719][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.304760][ T32] r5:00001000 r4:dfe8f000 [ 1324.304778][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.304839][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.304883][ T32] r5:850eeb8c r4:850ee800 [ 1324.304902][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.304945][ T32] r7:ddde2d80 r6:83018200 r5:850eeb8c r4:84773d80 [ 1324.304976][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.305054][ T32] r10:61c88647 r9:83236000 r8:84773dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.305109][ T32] r4:84773d80 [ 1324.305182][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.305449][ T32] r10:00000000 r9:84773d80 r8:8027f5e8 r7:df9cde60 r6:8477ff80 r5:83236000 [ 1324.305473][ T32] r4:00000001 [ 1324.305492][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.305527][ T32] Exception stack(0xdfa3dfb0 to 0xdfa3dff8) [ 1324.305552][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.305578][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.305602][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.305704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.305728][ T32] r4:847363c0 [ 1324.305999][ T32] INFO: task kworker/1:13:3139 is blocked on a mutex likely owned by task kworker/0:184:3715. [ 1324.306033][ T32] task:kworker/0:184 state:R running task stack:0 pid:3715 tgid:3715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.306086][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.306130][ T32] Call trace: [ 1324.306158][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.306207][ T32] r10:82ac11c4 r9:84f6ec00 r8:80200be4 r7:e04d9d5c r6:ffffffff r5:84f6ec00 [ 1324.306229][ T32] r4:00000000 [ 1324.306282][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.306470][ T32] Exception stack(0xe04d9d28 to 0xe04d9d70) [ 1324.306569][ T32] 9d20: e88ee000 eca6d000 00000001 80239b98 7f173000 00000001 [ 1324.306605][ T32] 9d40: 82ac05a0 7f173000 eca6d000 8280c930 82ac11c4 e04d9da4 e04d9da8 e04d9d78 [ 1324.306673][ T32] 9d60: 80230ad4 80239bb0 80050013 ffffffff [ 1324.306699][ T32] r5:80050013 r4:80239bb0 [ 1324.306719][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.306761][ T32] r4:82ac11e4 [ 1324.306779][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.306952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04d9dc0 r5:e04d9e08 [ 1324.306977][ T32] r4:e04d9dc0 [ 1324.306996][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.307037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa300 [ 1324.307058][ T32] r4:00000000 [ 1324.307075][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.307119][ T32] r9:83018005 r8:84f6ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1324.307139][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.307178][ T32] r5:00001000 r4:dfe5d000 [ 1324.307196][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.307233][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.307274][ T32] r5:84ea678c r4:84ea6400 [ 1324.307292][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.307336][ T32] r7:dddced80 r6:83018000 r5:84ea678c r4:84fab000 [ 1324.307355][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.307400][ T32] r10:61c88647 r9:84f6ec00 r8:84fab02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.307471][ T32] r4:84fab000 [ 1324.307494][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.307569][ T32] r10:00000000 r9:84fab000 r8:8027f5e8 r7:e014de60 r6:84fab080 r5:84f6ec00 [ 1324.307663][ T32] r4:00000001 [ 1324.307687][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.307722][ T32] Exception stack(0xe04d9fb0 to 0xe04d9ff8) [ 1324.307749][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.307776][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.307800][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.307828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.307946][ T32] r4:84faa280 [ 1324.307968][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.307991][ T32] INFO: task kworker/1:14:3141 blocked for more than 450 seconds. [ 1324.308048][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.308074][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.308143][ T32] task:kworker/1:14 state:D stack:0 pid:3141 tgid:3141 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.308344][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.308388][ T32] Call trace: [ 1324.308449][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1324.308497][ T32] r10:82918930 r9:dfa51d84 r8:00000002 r7:60000113 r6:dfa51d8c r5:83238c00 [ 1324.308519][ T32] r4:83238c00 [ 1324.308539][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1324.308579][ T32] r5:83238c00 r4:8291892c [ 1324.308597][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.308710][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.308759][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa51e08 [ 1324.308810][ T32] r4:00000000 [ 1324.308833][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1324.308870][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.308910][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.308951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535af80 [ 1324.308972][ T32] r4:00000000 [ 1324.308991][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.309035][ T32] r9:83018205 r8:83238c00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1324.309087][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.309131][ T32] r5:00001000 r4:eab9f000 [ 1324.309150][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.309188][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.309228][ T32] r5:84d46b8c r4:84d46800 [ 1324.309246][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.309289][ T32] r7:ddde2d80 r6:83018200 r5:84d46b8c r4:84773480 [ 1324.309308][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.309352][ T32] r10:61c88647 r9:83238c00 r8:847734ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.309373][ T32] r4:84773480 [ 1324.309392][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.309503][ T32] r10:00000000 r9:84773480 r8:8027f5e8 r7:df9cde60 r6:8477fb00 r5:83238c00 [ 1324.309528][ T32] r4:00000001 [ 1324.309547][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.309582][ T32] Exception stack(0xdfa51fb0 to 0xdfa51ff8) [ 1324.309684][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.309804][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.309835][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.309918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.309942][ T32] r4:84736500 [ 1324.310162][ T32] INFO: task kworker/1:14:3141 is blocked on a mutex likely owned by task kworker/0:184:3715. [ 1324.310225][ T32] task:kworker/0:184 state:R running task stack:0 pid:3715 tgid:3715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.333740][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.333856][ T32] Call trace: [ 1324.333888][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.333943][ T32] r10:82ac11c4 r9:84f6ec00 r8:80200be4 r7:e04d9d5c r6:ffffffff r5:84f6ec00 [ 1324.333964][ T32] r4:00000000 [ 1324.333983][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.334022][ T32] Exception stack(0xe04d9d28 to 0xe04d9d70) [ 1324.334051][ T32] 9d20: e8ac2000 eca6d000 00000001 80239b98 7f173000 00000001 [ 1324.334106][ T32] 9d40: 82ac05a0 7f173000 eca6d000 8280c930 82ac11c4 e04d9da4 e04d9da8 e04d9d78 [ 1324.334135][ T32] 9d60: 80230ad4 80239bb0 80050013 ffffffff [ 1324.334159][ T32] r5:80050013 r4:80239bb0 [ 1324.334178][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.334460][ T32] r4:82ac11e4 [ 1324.334484][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.334526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04d9dc0 r5:e04d9e08 [ 1324.334547][ T32] r4:e04d9dc0 [ 1324.334565][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.334604][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa300 [ 1324.334630][ T32] r4:00000000 [ 1324.334648][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.334698][ T32] r9:83018005 r8:84f6ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1324.334719][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.334759][ T32] r5:00001000 r4:dfe5d000 [ 1324.334780][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.334817][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.334859][ T32] r5:84ea678c r4:84ea6400 [ 1324.334877][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.334922][ T32] r7:dddced80 r6:83018000 r5:84ea678c r4:84fab000 [ 1324.334941][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.334985][ T32] r10:61c88647 r9:84f6ec00 r8:84fab02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.335006][ T32] r4:84fab000 [ 1324.335282][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.335332][ T32] r10:00000000 r9:84fab000 r8:8027f5e8 r7:e014de60 r6:84fab080 r5:84f6ec00 [ 1324.335353][ T32] r4:00000001 [ 1324.335372][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.335406][ T32] Exception stack(0xe04d9fb0 to 0xe04d9ff8) [ 1324.335431][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.335457][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.335532][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.335563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.335584][ T32] r4:84faa280 [ 1324.335605][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.335640][ T32] INFO: task kworker/1:15:3143 blocked for more than 450 seconds. [ 1324.335671][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.335695][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.335715][ T32] task:kworker/1:15 state:D stack:0 pid:3143 tgid:3143 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.335759][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.335800][ T32] Call trace: [ 1324.335829][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1324.335874][ T32] r10:82918930 r9:dfa59d84 r8:00000002 r7:60000013 r6:dfa59d8c r5:83883c00 [ 1324.335895][ T32] r4:83883c00 [ 1324.335963][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1324.336007][ T32] r5:83883c00 r4:8291892c [ 1324.336030][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.336071][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.336116][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa59e08 [ 1324.336136][ T32] r4:00000000 [ 1324.336154][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1324.336190][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.336225][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.336264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ad9c0 [ 1324.336285][ T32] r4:00000000 [ 1324.336334][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.336380][ T32] r9:83018205 r8:83883c00 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1324.336401][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.336441][ T32] r5:00001000 r4:dfa05000 [ 1324.336459][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.336495][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.336536][ T32] r5:8529cb8c r4:8529c800 [ 1324.336555][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.336598][ T32] r7:ddde2d80 r6:83018200 r5:8529cb8c r4:84773200 [ 1324.336623][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.336668][ T32] r10:61c88647 r9:83883c00 r8:8477322c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.336689][ T32] r4:84773200 [ 1324.336706][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.336748][ T32] r10:00000000 r9:84773200 r8:8027f5e8 r7:df9cde60 r6:8477f980 r5:83883c00 [ 1324.336769][ T32] r4:00000001 [ 1324.336787][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.336819][ T32] Exception stack(0xdfa59fb0 to 0xdfa59ff8) [ 1324.336844][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.336870][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.336896][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.336922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.336974][ T32] r4:84736600 [ 1324.337394][ T32] INFO: task kworker/1:15:3143 is blocked on a mutex likely owned by task kworker/0:184:3715. [ 1324.337425][ T32] task:kworker/0:184 state:R running task stack:0 pid:3715 tgid:3715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.337571][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.337620][ T32] Call trace: [ 1324.337649][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.337696][ T32] r10:82ac11c4 r9:84f6ec00 r8:80200be4 r7:e04d9d5c r6:ffffffff r5:84f6ec00 [ 1324.337718][ T32] r4:00000000 [ 1324.337735][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.337799][ T32] Exception stack(0xe04d9d28 to 0xe04d9d70) [ 1324.337828][ T32] 9d20: e8ac2000 eca6d000 00000001 80239b98 7f173000 00000001 [ 1324.337856][ T32] 9d40: 82ac05a0 7f173000 eca6d000 8280c930 82ac11c4 e04d9da4 e04d9da8 e04d9d78 [ 1324.337880][ T32] 9d60: 80230ad4 80239bb0 80050013 ffffffff [ 1324.337903][ T32] r5:80050013 r4:80239bb0 [ 1324.337990][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.338035][ T32] r4:82ac11e4 [ 1324.338198][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.338245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04d9dc0 r5:e04d9e08 [ 1324.338268][ T32] r4:e04d9dc0 [ 1324.338285][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.338325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa300 [ 1324.338492][ T32] r4:00000000 [ 1324.338700][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.338819][ T32] r9:83018005 r8:84f6ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1324.338842][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.338883][ T32] r5:00001000 r4:dfe5d000 [ 1324.338902][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.338938][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.338977][ T32] r5:84ea678c r4:84ea6400 [ 1324.338995][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.339039][ T32] r7:dddced80 r6:83018000 r5:84ea678c r4:84fab000 [ 1324.339115][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.339174][ T32] r10:61c88647 r9:84f6ec00 r8:84fab02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.339220][ T32] r4:84fab000 [ 1324.339243][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.339289][ T32] r10:00000000 r9:84fab000 r8:8027f5e8 r7:e014de60 r6:84fab080 r5:84f6ec00 [ 1324.339310][ T32] r4:00000001 [ 1324.339328][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.339360][ T32] Exception stack(0xe04d9fb0 to 0xe04d9ff8) [ 1324.339385][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.339411][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.339435][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.339462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.339483][ T32] r4:84faa280 [ 1324.339513][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.339545][ T32] INFO: task kworker/1:16:3145 blocked for more than 450 seconds. [ 1324.339573][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.339594][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.339618][ T32] task:kworker/1:16 state:D stack:0 pid:3145 tgid:3145 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.339698][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.339738][ T32] Call trace: [ 1324.339781][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1324.339826][ T32] r10:82918930 r9:dfa69d84 r8:00000002 r7:60000113 r6:dfa69d8c r5:83884800 [ 1324.339864][ T32] r4:83884800 [ 1324.339908][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1324.339951][ T32] r5:83884800 r4:8291892c [ 1324.339970][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.340008][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.340051][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa69e08 [ 1324.340071][ T32] r4:00000000 [ 1324.340089][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1324.340125][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.340159][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.340359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c2380 [ 1324.359668][ T32] r4:00000000 [ 1324.359712][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.359782][ T32] r9:83018205 r8:83884800 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.359803][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.359850][ T32] r5:00001000 r4:eaabd000 [ 1324.359882][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.359935][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.359981][ T32] r5:8541d38c r4:8541d000 [ 1324.360001][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.360056][ T32] r7:ddde2d80 r6:83018200 r5:8541d38c r4:84773180 [ 1324.360076][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.360121][ T32] r10:61c88647 r9:83884800 r8:847731ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.360143][ T32] r4:84773180 [ 1324.360161][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.360216][ T32] r10:00000000 r9:84773180 r8:8027f5e8 r7:dfa59e60 r6:8477f100 r5:83884800 [ 1324.360255][ T32] r4:00000001 [ 1324.360666][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.360743][ T32] Exception stack(0xdfa69fb0 to 0xdfa69ff8) [ 1324.360805][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.360863][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.360892][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.360922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.360972][ T32] r4:84736740 [ 1324.361443][ T32] INFO: task kworker/1:16:3145 is blocked on a mutex likely owned by task kworker/0:184:3715. [ 1324.361548][ T32] task:kworker/0:184 state:R running task stack:0 pid:3715 tgid:3715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.361623][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.361672][ T32] Call trace: [ 1324.361757][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.361835][ T32] r10:82ac11c4 r9:84f6ec00 r8:80200be4 r7:e04d9d5c r6:ffffffff r5:84f6ec00 [ 1324.361857][ T32] r4:00000000 [ 1324.361876][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.361912][ T32] Exception stack(0xe04d9d28 to 0xe04d9d70) [ 1324.361940][ T32] 9d20: e8dde000 eca6d000 00000001 80239b98 7f173000 00000001 [ 1324.361968][ T32] 9d40: 82ac05a0 7f173000 eca6d000 8280c930 82ac11c4 e04d9da4 e04d9da8 e04d9d78 [ 1324.361993][ T32] 9d60: 80230ad4 80239bb0 80050013 ffffffff [ 1324.362016][ T32] r5:80050013 r4:80239bb0 [ 1324.362035][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.362075][ T32] r4:82ac11e4 [ 1324.362094][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.362135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04d9dc0 r5:e04d9e08 [ 1324.362156][ T32] r4:e04d9dc0 [ 1324.362174][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.362214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa300 [ 1324.362236][ T32] r4:00000000 [ 1324.362324][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.362374][ T32] r9:83018005 r8:84f6ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1324.362395][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.362449][ T32] r5:00001000 r4:dfe5d000 [ 1324.362471][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.362514][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.362558][ T32] r5:84ea678c r4:84ea6400 [ 1324.362577][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.362629][ T32] r7:dddced80 r6:83018000 r5:84ea678c r4:84fab000 [ 1324.362706][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.362755][ T32] r10:61c88647 r9:84f6ec00 r8:84fab02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.362777][ T32] r4:84fab000 [ 1324.362795][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.362838][ T32] r10:00000000 r9:84fab000 r8:8027f5e8 r7:e014de60 r6:84fab080 r5:84f6ec00 [ 1324.362859][ T32] r4:00000001 [ 1324.362877][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.362958][ T32] Exception stack(0xe04d9fb0 to 0xe04d9ff8) [ 1324.363056][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.363087][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.363113][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.363140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.363161][ T32] r4:84faa280 [ 1324.363181][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.363206][ T32] INFO: task kworker/1:17:3148 blocked for more than 450 seconds. [ 1324.363237][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.363260][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.363279][ T32] task:kworker/1:17 state:D stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.363408][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.363452][ T32] Call trace: [ 1324.363511][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1324.363582][ T32] r10:82918930 r9:dfa79d84 r8:00000002 r7:60000113 r6:dfa79d8c r5:83881800 [ 1324.363604][ T32] r4:83881800 [ 1324.363773][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1324.363870][ T32] r5:83881800 r4:8291892c [ 1324.363892][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.363931][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.363975][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa79e08 [ 1324.363996][ T32] r4:00000000 [ 1324.364044][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1324.364142][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.364181][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.364404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a1580 [ 1324.364429][ T32] r4:00000000 [ 1324.364447][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.364492][ T32] r9:83018205 r8:83881800 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1324.364511][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.364582][ T32] r5:00001000 r4:e07f7000 [ 1324.364603][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.364679][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.364725][ T32] r5:85455b8c r4:85455800 [ 1324.364744][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.364875][ T32] r7:ddde2d80 r6:83018200 r5:85455b8c r4:8336bd80 [ 1324.365060][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.365110][ T32] r10:61c88647 r9:83881800 r8:8336bdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.365131][ T32] r4:8336bd80 [ 1324.365149][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.365194][ T32] r10:00000000 r9:8336bd80 r8:8027f5e8 r7:dfa69e60 r6:84422180 r5:83881800 [ 1324.365215][ T32] r4:00000001 [ 1324.365232][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.365314][ T32] Exception stack(0xdfa79fb0 to 0xdfa79ff8) [ 1324.365344][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.365371][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.365396][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.365426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.365449][ T32] r4:847369c0 [ 1324.365689][ T32] INFO: task kworker/1:17:3148 is blocked on a mutex likely owned by task kworker/0:184:3715. [ 1324.365866][ T32] task:kworker/0:184 state:R running task stack:0 pid:3715 tgid:3715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.365980][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.366027][ T32] Call trace: [ 1324.366056][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.366104][ T32] r10:82ac11c4 r9:84f6ec00 r8:80200be4 r7:e04d9d5c r6:ffffffff r5:84f6ec00 [ 1324.366126][ T32] r4:00000000 [ 1324.366144][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.366231][ T32] Exception stack(0xe04d9d28 to 0xe04d9d70) [ 1324.366262][ T32] 9d20: e8dde000 eca6d000 00000001 80239b98 7f173000 00000001 [ 1324.366293][ T32] 9d40: 82ac05a0 7f173000 eca6d000 8280c930 82ac11c4 e04d9da4 e04d9da8 e04d9d78 [ 1324.366319][ T32] 9d60: 80230ad4 80239bb0 80050013 ffffffff [ 1324.366343][ T32] r5:80050013 r4:80239bb0 [ 1324.366361][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.366401][ T32] r4:82ac11e4 [ 1324.366420][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.366513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04d9dc0 r5:e04d9e08 [ 1324.366539][ T32] r4:e04d9dc0 [ 1324.366557][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.366597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa300 [ 1324.366626][ T32] r4:00000000 [ 1324.366696][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.366744][ T32] r9:83018005 r8:84f6ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1324.366795][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.366839][ T32] r5:00001000 r4:dfe5d000 [ 1324.366858][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.366897][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.366992][ T32] r5:84ea678c r4:84ea6400 [ 1324.367014][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.367059][ T32] r7:dddced80 r6:83018000 r5:84ea678c r4:84fab000 [ 1324.367078][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.367123][ T32] r10:61c88647 r9:84f6ec00 r8:84fab02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.367192][ T32] r4:84fab000 [ 1324.367214][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.367259][ T32] r10:00000000 r9:84fab000 r8:8027f5e8 r7:e014de60 r6:84fab080 r5:84f6ec00 [ 1324.367280][ T32] r4:00000001 [ 1324.367297][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.367330][ T32] Exception stack(0xe04d9fb0 to 0xe04d9ff8) [ 1324.367354][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.367534][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.367568][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.367597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.367623][ T32] r4:84faa280 [ 1324.367677][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.367703][ T32] INFO: task kworker/1:18:3150 blocked for more than 450 seconds. [ 1324.367875][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.367901][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.367970][ T32] task:kworker/1:18 state:D stack:0 pid:3150 tgid:3150 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.368066][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.368272][ T32] Call trace: [ 1324.368303][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1324.368377][ T32] r10:82918930 r9:dfa81d84 r8:00000002 r7:60000113 r6:dfa81d8c r5:84615400 [ 1324.368402][ T32] r4:84615400 [ 1324.368438][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1324.368782][ T32] r5:84615400 r4:8291892c [ 1324.368805][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.368845][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.368889][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa81e08 [ 1324.368910][ T32] r4:00000000 [ 1324.368928][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1324.368964][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.368998][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.369106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e34e40 [ 1324.369130][ T32] r4:00000000 [ 1324.369405][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.369519][ T32] r9:83018205 r8:84615400 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1324.369542][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.369632][ T32] r5:00001000 r4:eb12b000 [ 1324.369655][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.369751][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.369880][ T32] r5:8558538c r4:85585000 [ 1324.369991][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.370038][ T32] r7:ddde2d80 r6:83018200 r5:8558538c r4:84355780 [ 1324.370057][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.370102][ T32] r10:61c88647 r9:84615400 r8:843557ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.370122][ T32] r4:84355780 [ 1324.370189][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.370235][ T32] r10:00000000 r9:84355780 r8:8027f5e8 r7:dfa69e60 r6:84422200 r5:84615400 [ 1324.389614][ T32] r4:00000001 [ 1324.389705][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.389798][ T32] Exception stack(0xdfa81fb0 to 0xdfa81ff8) [ 1324.389833][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.389861][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.389900][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.389932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.389955][ T32] r4:84736b40 [ 1324.390779][ T32] INFO: task kworker/1:18:3150 is blocked on a mutex likely owned by task kworker/0:184:3715. [ 1324.390847][ T32] task:kworker/0:184 state:R running task stack:0 pid:3715 tgid:3715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.390919][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.390974][ T32] Call trace: [ 1324.391005][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.391058][ T32] r10:82ac11c4 r9:84f6ec00 r8:80200be4 r7:e04d9d5c r6:ffffffff r5:84f6ec00 [ 1324.391080][ T32] r4:00000000 [ 1324.391099][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.391136][ T32] Exception stack(0xe04d9d28 to 0xe04d9d70) [ 1324.391165][ T32] 9d20: e9137000 eca6d000 00000001 80239b98 7f173000 00000001 [ 1324.391193][ T32] 9d40: 82ac05a0 7f173000 eca6d000 8280c930 82ac11c4 e04d9da4 e04d9da8 e04d9d78 [ 1324.391217][ T32] 9d60: 80230ad4 80239bb0 80050013 ffffffff [ 1324.391239][ T32] r5:80050013 r4:80239bb0 [ 1324.391258][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.391299][ T32] r4:82ac11e4 [ 1324.391318][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.391358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04d9dc0 r5:e04d9e08 [ 1324.391379][ T32] r4:e04d9dc0 [ 1324.391399][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.391441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa300 [ 1324.391461][ T32] r4:00000000 [ 1324.391479][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.391524][ T32] r9:83018005 r8:84f6ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1324.391569][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.391622][ T32] r5:00001000 r4:dfe5d000 [ 1324.391643][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.391684][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.391726][ T32] r5:84ea678c r4:84ea6400 [ 1324.391745][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.391814][ T32] r7:dddced80 r6:83018000 r5:84ea678c r4:84fab000 [ 1324.391840][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.391898][ T32] r10:61c88647 r9:84f6ec00 r8:84fab02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.391947][ T32] r4:84fab000 [ 1324.391969][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.392014][ T32] r10:00000000 r9:84fab000 r8:8027f5e8 r7:e014de60 r6:84fab080 r5:84f6ec00 [ 1324.392058][ T32] r4:00000001 [ 1324.392103][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.392140][ T32] Exception stack(0xe04d9fb0 to 0xe04d9ff8) [ 1324.392166][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.392192][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.392217][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.392245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.392267][ T32] r4:84faa280 [ 1324.392287][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.392316][ T32] INFO: task kworker/1:19:3151 blocked for more than 450 seconds. [ 1324.392347][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.392370][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.392389][ T32] task:kworker/1:19 state:D stack:0 pid:3151 tgid:3151 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.392431][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.392500][ T32] Call trace: [ 1324.392530][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1324.392575][ T32] r10:82918930 r9:dfa8dd84 r8:00000002 r7:60000113 r6:dfa8dd8c r5:84020000 [ 1324.392596][ T32] r4:84020000 [ 1324.392620][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1324.392660][ T32] r5:84020000 r4:8291892c [ 1324.392702][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.392745][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.392790][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa8de08 [ 1324.392835][ T32] r4:00000000 [ 1324.392856][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1324.392894][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.392955][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.392999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c6dc0 [ 1324.393021][ T32] r4:00000000 [ 1324.393039][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.393083][ T32] r9:83018205 r8:84020000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1324.393103][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.393143][ T32] r5:00001000 r4:eb1cb000 [ 1324.393162][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.393199][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.393240][ T32] r5:8541e38c r4:8541e000 [ 1324.393281][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.393351][ T32] r7:ddde2d80 r6:83018200 r5:8541e38c r4:84355700 [ 1324.393373][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.393418][ T32] r10:61c88647 r9:84020000 r8:8435572c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.393440][ T32] r4:84355700 [ 1324.393458][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.393512][ T32] r10:00000000 r9:84355700 r8:8027f5e8 r7:dfa81e60 r6:83ffa900 r5:84020000 [ 1324.393537][ T32] r4:00000001 [ 1324.393555][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.393588][ T32] Exception stack(0xdfa8dfb0 to 0xdfa8dff8) [ 1324.393619][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.393646][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.393671][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.393698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.393719][ T32] r4:84736bc0 [ 1324.394080][ T32] INFO: task kworker/1:19:3151 is blocked on a mutex likely owned by task kworker/0:184:3715. [ 1324.394111][ T32] task:kworker/0:184 state:R running task stack:0 pid:3715 tgid:3715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.394166][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.394237][ T32] Call trace: [ 1324.394293][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.394345][ T32] r10:82ac11c4 r9:84f6ec00 r8:80200be4 r7:e04d9d5c r6:ffffffff r5:84f6ec00 [ 1324.394366][ T32] r4:00000000 [ 1324.394384][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.394420][ T32] Exception stack(0xe04d9d28 to 0xe04d9d70) [ 1324.394446][ T32] 9d20: e9137000 eca6d000 00000001 80239b98 7f173000 00000001 [ 1324.394474][ T32] 9d40: 82ac05a0 7f173000 eca6d000 8280c930 82ac11c4 e04d9da4 e04d9da8 e04d9d78 [ 1324.394497][ T32] 9d60: 80230ad4 80239bb0 80050013 ffffffff [ 1324.394520][ T32] r5:80050013 r4:80239bb0 [ 1324.394582][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.394631][ T32] r4:82ac11e4 [ 1324.394650][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.394694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04d9dc0 r5:e04d9e08 [ 1324.394716][ T32] r4:e04d9dc0 [ 1324.394757][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.394801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa300 [ 1324.394825][ T32] r4:00000000 [ 1324.394843][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.394910][ T32] r9:83018005 r8:84f6ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1324.394934][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.394997][ T32] r5:00001000 r4:dfe5d000 [ 1324.395020][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.395059][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.395098][ T32] r5:84ea678c r4:84ea6400 [ 1324.395116][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.395171][ T32] r7:dddced80 r6:83018000 r5:84ea678c r4:84fab000 [ 1324.395196][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.395242][ T32] r10:61c88647 r9:84f6ec00 r8:84fab02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.395262][ T32] r4:84fab000 [ 1324.395304][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.395351][ T32] r10:00000000 r9:84fab000 r8:8027f5e8 r7:e014de60 r6:84fab080 r5:84f6ec00 [ 1324.395373][ T32] r4:00000001 [ 1324.395391][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.395425][ T32] Exception stack(0xe04d9fb0 to 0xe04d9ff8) [ 1324.395450][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.395476][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.395500][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.395526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.395547][ T32] r4:84faa280 [ 1324.395566][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.395600][ T32] INFO: task kworker/1:20:3153 blocked for more than 450 seconds. [ 1324.395633][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.395655][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.395675][ T32] task:kworker/1:20 state:D stack:0 pid:3153 tgid:3153 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.395737][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.395777][ T32] Call trace: [ 1324.395805][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1324.395849][ T32] r10:82918930 r9:dfa95d84 r8:00000002 r7:60000113 r6:dfa95d8c r5:84024800 [ 1324.395869][ T32] r4:84024800 [ 1324.395888][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1324.395926][ T32] r5:84024800 r4:8291892c [ 1324.395944][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.395979][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.396038][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa95e08 [ 1324.396062][ T32] r4:00000000 [ 1324.396085][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1324.396123][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.396172][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.396215][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ed480 [ 1324.396237][ T32] r4:00000000 [ 1324.396255][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.396296][ T32] r9:83018205 r8:84024800 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1324.396342][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.396386][ T32] r5:00001000 r4:eaea3000 [ 1324.396404][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.396440][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.396480][ T32] r5:8541fb8c r4:8541f800 [ 1324.396498][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.396540][ T32] r7:ddde2d80 r6:83018200 r5:8541fb8c r4:84587200 [ 1324.396559][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.396602][ T32] r10:61c88647 r9:84024800 r8:8458722c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.396629][ T32] r4:84587200 [ 1324.396648][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.396690][ T32] r10:00000000 r9:84587200 r8:8027f5e8 r7:dfa81e60 r6:83ffa880 r5:84024800 [ 1324.396711][ T32] r4:00000001 [ 1324.396756][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.396793][ T32] Exception stack(0xdfa95fb0 to 0xdfa95ff8) [ 1324.396820][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.396865][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.396915][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.396947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.396968][ T32] r4:84736e00 [ 1324.397186][ T32] INFO: task kworker/1:20:3153 is blocked on a mutex likely owned by task kworker/0:184:3715. [ 1324.397215][ T32] task:kworker/0:184 state:R running task stack:0 pid:3715 tgid:3715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.397295][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.397362][ T32] Call trace: [ 1324.397394][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.397442][ T32] r10:82ac11c4 r9:84f6ec00 r8:80200be4 r7:e04d9d5c r6:ffffffff r5:84f6ec00 [ 1324.397463][ T32] r4:00000000 [ 1324.397481][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.397517][ T32] Exception stack(0xe04d9d28 to 0xe04d9d70) [ 1324.397544][ T32] 9d20: e9137000 eca6d000 00000001 80239b98 7f173000 00000001 [ 1324.397573][ T32] 9d40: 82ac05a0 7f173000 eca6d000 8280c930 82ac11c4 e04d9da4 e04d9da8 e04d9d78 [ 1324.397596][ T32] 9d60: 80230ad4 80239bb0 80050013 ffffffff [ 1324.397623][ T32] r5:80050013 r4:80239bb0 [ 1324.397642][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.397681][ T32] r4:82ac11e4 [ 1324.397699][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.397739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04d9dc0 r5:e04d9e08 [ 1324.397833][ T32] r4:e04d9dc0 [ 1324.397856][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.397898][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa300 [ 1324.397919][ T32] r4:00000000 [ 1324.397937][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.397980][ T32] r9:83018005 r8:84f6ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1324.397999][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.398074][ T32] r5:00001000 r4:dfe5d000 [ 1324.398119][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.398161][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.398202][ T32] r5:84ea678c r4:84ea6400 [ 1324.398221][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.398264][ T32] r7:dddced80 r6:83018000 r5:84ea678c r4:84fab000 [ 1324.398283][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.398342][ T32] r10:61c88647 r9:84f6ec00 r8:84fab02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.398368][ T32] r4:84fab000 [ 1324.398387][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.398430][ T32] r10:00000000 r9:84fab000 r8:8027f5e8 r7:e014de60 r6:84fab080 r5:84f6ec00 [ 1324.398475][ T32] r4:00000001 [ 1324.398521][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.398557][ T32] Exception stack(0xe04d9fb0 to 0xe04d9ff8) [ 1324.398582][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.398614][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.398639][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.398668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.398712][ T32] r4:84faa280 [ 1324.398757][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.398784][ T32] INFO: task kworker/1:21:3157 blocked for more than 450 seconds. [ 1324.398833][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.398883][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.398905][ T32] task:kworker/1:21 state:D stack:0 pid:3157 tgid:3157 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.398948][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.399013][ T32] Call trace: [ 1324.399083][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1324.399130][ T32] r10:82918930 r9:dfaadd84 r8:00000002 r7:60000013 r6:dfaadd8c r5:832ee000 [ 1324.399152][ T32] r4:832ee000 [ 1324.399170][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1324.399208][ T32] r5:832ee000 r4:8291892c [ 1324.399226][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.399264][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.399308][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaade08 [ 1324.399329][ T32] r4:00000000 [ 1324.399346][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1324.399382][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.399415][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.399454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84777000 [ 1324.399475][ T32] r4:00000000 [ 1324.399516][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.399562][ T32] r9:83018205 r8:832ee000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1324.399582][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.399628][ T32] r5:00001000 r4:dfa45000 [ 1324.399646][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.399704][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.399749][ T32] r5:84d4778c r4:84d47400 [ 1324.399768][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.399810][ T32] r7:ddde2d80 r6:83018200 r5:84d4778c r4:84587380 [ 1324.399829][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.399872][ T32] r10:61c88647 r9:832ee000 r8:845873ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.399893][ T32] r4:84587380 [ 1324.399910][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.399952][ T32] r10:00000000 r9:84587380 r8:8027f5e8 r7:dfa81e60 r6:838e7b00 r5:832ee000 [ 1324.400002][ T32] r4:00000001 [ 1324.400025][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.400059][ T32] Exception stack(0xdfaadfb0 to 0xdfaadff8) [ 1324.400084][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.400110][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.400134][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.400161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.400181][ T32] r4:84736f00 [ 1324.433026][ T32] INFO: task kworker/1:21:3157 is blocked on a mutex likely owned by task kworker/0:184:3715. [ 1324.433248][ T32] task:kworker/0:184 state:R running task stack:0 pid:3715 tgid:3715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.433343][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.433552][ T32] Call trace: [ 1324.433619][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.433711][ T32] r10:82ac11c4 r9:84f6ec00 r8:80200be4 r7:e04d9d5c r6:ffffffff r5:84f6ec00 [ 1324.433753][ T32] r4:00000000 [ 1324.433862][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.433913][ T32] Exception stack(0xe04d9d28 to 0xe04d9d70) [ 1324.433944][ T32] 9d20: e98ce000 eca6d000 00000001 80239b98 7f173000 00000001 [ 1324.433973][ T32] 9d40: 82ac05a0 7f173000 eca6d000 8280c930 82ac11c4 e04d9da4 e04d9da8 e04d9d78 [ 1324.434065][ T32] 9d60: 80230ad4 80239bb0 80050013 ffffffff [ 1324.434102][ T32] r5:80050013 r4:80239bb0 [ 1324.434125][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.434170][ T32] r4:82ac11e4 [ 1324.434190][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.434231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04d9dc0 r5:e04d9e08 [ 1324.434252][ T32] r4:e04d9dc0 [ 1324.434275][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.434317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa300 [ 1324.434339][ T32] r4:00000000 [ 1324.434358][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.434402][ T32] r9:83018005 r8:84f6ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1324.434423][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.434490][ T32] r5:00001000 r4:dfe5d000 [ 1324.434514][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.434554][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.434615][ T32] r5:84ea678c r4:84ea6400 [ 1324.434642][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.434693][ T32] r7:dddced80 r6:83018000 r5:84ea678c r4:84fab000 [ 1324.434770][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.434820][ T32] r10:61c88647 r9:84f6ec00 r8:84fab02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.434841][ T32] r4:84fab000 [ 1324.434861][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.434905][ T32] r10:00000000 r9:84fab000 r8:8027f5e8 r7:e014de60 r6:84fab080 r5:84f6ec00 [ 1324.434925][ T32] r4:00000001 [ 1324.434943][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.434976][ T32] Exception stack(0xe04d9fb0 to 0xe04d9ff8) [ 1324.435000][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.435026][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.435051][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.435078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.435098][ T32] r4:84faa280 [ 1324.435284][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.435326][ T32] INFO: task kworker/1:22:3159 blocked for more than 450 seconds. [ 1324.435361][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.435385][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.435405][ T32] task:kworker/1:22 state:D stack:0 pid:3159 tgid:3159 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.435571][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.435622][ T32] Call trace: [ 1324.435653][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1324.435711][ T32] r10:82918930 r9:dfa65d84 r8:00000002 r7:60000113 r6:dfa65d8c r5:84172400 [ 1324.435737][ T32] r4:84172400 [ 1324.435774][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1324.435816][ T32] r5:84172400 r4:8291892c [ 1324.435886][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.436072][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.436120][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa65e08 [ 1324.436142][ T32] r4:00000000 [ 1324.436159][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1324.436195][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.436262][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.436306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561fac0 [ 1324.436330][ T32] r4:00000000 [ 1324.436361][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.436407][ T32] r9:83018205 r8:84172400 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1324.436427][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.436466][ T32] r5:00001000 r4:eaad9000 [ 1324.436488][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.436556][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.436600][ T32] r5:8558678c r4:85586400 [ 1324.436626][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.436669][ T32] r7:ddde2d80 r6:83018200 r5:8558678c r4:84325b00 [ 1324.436688][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.436734][ T32] r10:61c88647 r9:84172400 r8:84325b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.436755][ T32] r4:84325b00 [ 1324.436811][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.436859][ T32] r10:00000000 r9:84325b00 r8:8027f5e8 r7:dfa81e60 r6:838a2180 r5:84172400 [ 1324.436880][ T32] r4:00000001 [ 1324.436985][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.437022][ T32] Exception stack(0xdfa65fb0 to 0xdfa65ff8) [ 1324.437047][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.437073][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.437102][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.437161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.437185][ T32] r4:830cb1c0 [ 1324.437516][ T32] INFO: task kworker/1:22:3159 is blocked on a mutex likely owned by task kworker/0:184:3715. [ 1324.437550][ T32] task:kworker/0:184 state:R running task stack:0 pid:3715 tgid:3715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.437677][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.437726][ T32] Call trace: [ 1324.437754][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.437927][ T32] r10:82ac11c4 r9:84f6ec00 r8:80200be4 r7:e04d9d5c r6:ffffffff r5:84f6ec00 [ 1324.437953][ T32] r4:00000000 [ 1324.437972][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.438009][ T32] Exception stack(0xe04d9d28 to 0xe04d9d70) [ 1324.438036][ T32] 9d20: e98ce000 eca6d000 00000001 80239b98 7f173000 00000001 [ 1324.438064][ T32] 9d40: 82ac05a0 7f173000 eca6d000 8280c930 82ac11c4 e04d9da4 e04d9da8 e04d9d78 [ 1324.438087][ T32] 9d60: 80230ad4 80239bb0 80050013 ffffffff [ 1324.438110][ T32] r5:80050013 r4:80239bb0 [ 1324.438128][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.438198][ T32] r4:82ac11e4 [ 1324.438220][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.438262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04d9dc0 r5:e04d9e08 [ 1324.438283][ T32] r4:e04d9dc0 [ 1324.438301][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.438341][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa300 [ 1324.438362][ T32] r4:00000000 [ 1324.438380][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.438423][ T32] r9:83018005 r8:84f6ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1324.438550][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.438594][ T32] r5:00001000 r4:dfe5d000 [ 1324.438618][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.438656][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.438697][ T32] r5:84ea678c r4:84ea6400 [ 1324.438715][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.438759][ T32] r7:dddced80 r6:83018000 r5:84ea678c r4:84fab000 [ 1324.438778][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.438822][ T32] r10:61c88647 r9:84f6ec00 r8:84fab02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.438912][ T32] r4:84fab000 [ 1324.438934][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.438977][ T32] r10:00000000 r9:84fab000 r8:8027f5e8 r7:e014de60 r6:84fab080 r5:84f6ec00 [ 1324.438999][ T32] r4:00000001 [ 1324.439018][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.439051][ T32] Exception stack(0xe04d9fb0 to 0xe04d9ff8) [ 1324.439075][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.439101][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.439126][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.439168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.439192][ T32] r4:84faa280 [ 1324.439210][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.439233][ T32] INFO: task kworker/1:23:3160 blocked for more than 450 seconds. [ 1324.439259][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.439280][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.439300][ T32] task:kworker/1:23 state:D stack:0 pid:3160 tgid:3160 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.439377][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.439416][ T32] Call trace: [ 1324.439446][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1324.439519][ T32] r10:82918930 r9:df97dd84 r8:00000002 r7:60000113 r6:df97dd8c r5:84175400 [ 1324.439544][ T32] r4:84175400 [ 1324.439563][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1324.439602][ T32] r5:84175400 r4:8291892c [ 1324.439630][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.439668][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.439711][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df97de08 [ 1324.439782][ T32] r4:00000000 [ 1324.439804][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1324.439841][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.439875][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.439983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fa980 [ 1324.440007][ T32] r4:00000000 [ 1324.440167][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.440214][ T32] r9:83018205 r8:84175400 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1324.440347][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.457410][ T32] r5:00001000 r4:eadff000 [ 1324.457451][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.457513][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.457556][ T32] r5:856b8b8c r4:856b8800 [ 1324.457575][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.457630][ T32] r7:ddde2d80 r6:83018200 r5:856b8b8c r4:838a2980 [ 1324.457650][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.457697][ T32] r10:61c88647 r9:84175400 r8:838a29ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.457719][ T32] r4:838a2980 [ 1324.457737][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.457845][ T32] r10:00000000 r9:838a2980 r8:8027f5e8 r7:dfa65e60 r6:838a2100 r5:84175400 [ 1324.457908][ T32] r4:00000001 [ 1324.457930][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.457967][ T32] Exception stack(0xdf97dfb0 to 0xdf97dff8) [ 1324.457995][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.458023][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.458048][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.458075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.458094][ T32] r4:830cb1c0 [ 1324.458500][ T32] INFO: task kworker/1:23:3160 is blocked on a mutex likely owned by task kworker/0:184:3715. [ 1324.458575][ T32] task:kworker/0:184 state:R running task stack:0 pid:3715 tgid:3715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.458680][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.458759][ T32] Call trace: [ 1324.458790][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.458839][ T32] r10:82ac11c4 r9:84f6ec00 r8:80200be4 r7:e04d9d5c r6:ffffffff r5:84f6ec00 [ 1324.458872][ T32] r4:00000000 [ 1324.458894][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.458931][ T32] Exception stack(0xe04d9d28 to 0xe04d9d70) [ 1324.458958][ T32] 9d20: e9a71000 eca6d000 00000001 80239b98 7f173000 00000001 [ 1324.459013][ T32] 9d40: 82ac05a0 7f173000 eca6d000 8280c930 82ac11c4 e04d9da4 e04d9da8 e04d9d78 [ 1324.459041][ T32] 9d60: 80230ad4 80239bb0 80050013 ffffffff [ 1324.459090][ T32] r5:80050013 r4:80239bb0 [ 1324.459112][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.459154][ T32] r4:82ac11e4 [ 1324.459173][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.459213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04d9dc0 r5:e04d9e08 [ 1324.459233][ T32] r4:e04d9dc0 [ 1324.459251][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.459317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa300 [ 1324.459341][ T32] r4:00000000 [ 1324.459360][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.459405][ T32] r9:83018005 r8:84f6ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1324.459424][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.459464][ T32] r5:00001000 r4:dfe5d000 [ 1324.459481][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.459543][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.459587][ T32] r5:84ea678c r4:84ea6400 [ 1324.459605][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.459682][ T32] r7:dddced80 r6:83018000 r5:84ea678c r4:84fab000 [ 1324.459706][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.459751][ T32] r10:61c88647 r9:84f6ec00 r8:84fab02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.459772][ T32] r4:84fab000 [ 1324.459790][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.459832][ T32] r10:00000000 r9:84fab000 r8:8027f5e8 r7:e014de60 r6:84fab080 r5:84f6ec00 [ 1324.459852][ T32] r4:00000001 [ 1324.459870][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.459902][ T32] Exception stack(0xe04d9fb0 to 0xe04d9ff8) [ 1324.459926][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.459952][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.459976][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.460004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.460025][ T32] r4:84faa280 [ 1324.460043][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.460069][ T32] INFO: task kworker/1:24:3162 blocked for more than 450 seconds. [ 1324.460100][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.460123][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.460142][ T32] task:kworker/1:24 state:D stack:0 pid:3162 tgid:3162 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.460198][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.460238][ T32] Call trace: [ 1324.460324][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1324.472860][ T32] r10:82918930 r9:dfaa9d84 r8:00000002 r7:60000113 r6:dfaa9d8c r5:84176000 [ 1324.472900][ T32] r4:84176000 [ 1324.472921][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1324.473012][ T32] r5:84176000 r4:8291892c [ 1324.473037][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.473097][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.473145][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa9e08 [ 1324.473166][ T32] r4:00000000 [ 1324.473184][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1324.473219][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.473257][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.473299][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8564a940 [ 1324.473321][ T32] r4:00000000 [ 1324.473340][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.473386][ T32] r9:83018205 r8:84176000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 1324.473407][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.473451][ T32] r5:00001000 r4:eb7a1000 [ 1324.473479][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.473521][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.473562][ T32] r5:85587b8c r4:85587800 [ 1324.473581][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.473632][ T32] r7:ddde2d80 r6:83018200 r5:85587b8c r4:838a2900 [ 1324.473651][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.473715][ T32] r10:61c88647 r9:84176000 r8:838a292c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.473740][ T32] r4:838a2900 [ 1324.473781][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.473830][ T32] r10:00000000 r9:838a2900 r8:8027f5e8 r7:df97de60 r6:830b8700 r5:84176000 [ 1324.473881][ T32] r4:00000001 [ 1324.473904][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.473941][ T32] Exception stack(0xdfaa9fb0 to 0xdfaa9ff8) [ 1324.473969][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.473995][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.474020][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.474047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.474076][ T32] r4:8476e280 [ 1324.474482][ T32] INFO: task kworker/1:24:3162 is blocked on a mutex likely owned by task kworker/0:184:3715. [ 1324.474514][ T32] task:kworker/0:184 state:R running task stack:0 pid:3715 tgid:3715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.474578][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.474641][ T32] Call trace: [ 1324.474676][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.474726][ T32] r10:82ac11c4 r9:84f6ec00 r8:80200be4 r7:e04d9d5c r6:ffffffff r5:84f6ec00 [ 1324.474767][ T32] r4:00000000 [ 1324.474789][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.474828][ T32] Exception stack(0xe04d9d28 to 0xe04d9d70) [ 1324.474855][ T32] 9d20: e9fe5000 eca6d000 00000001 80239b98 7f173000 00000001 [ 1324.474883][ T32] 9d40: 82ac05a0 7f173000 eca6d000 8280c930 82ac11c4 e04d9da4 e04d9da8 e04d9d78 [ 1324.474927][ T32] 9d60: 80230ad4 80239bb0 80050013 ffffffff [ 1324.474962][ T32] r5:80050013 r4:80239bb0 [ 1324.474992][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.475054][ T32] r4:82ac11e4 [ 1324.475077][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.475120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04d9dc0 r5:e04d9e08 [ 1324.475141][ T32] r4:e04d9dc0 [ 1324.475159][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.475198][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa300 [ 1324.475218][ T32] r4:00000000 [ 1324.475236][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.475279][ T32] r9:83018005 r8:84f6ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1324.475318][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.475363][ T32] r5:00001000 r4:dfe5d000 [ 1324.475401][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.475443][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.475484][ T32] r5:84ea678c r4:84ea6400 [ 1324.475502][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.475545][ T32] r7:dddced80 r6:83018000 r5:84ea678c r4:84fab000 [ 1324.475574][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.475629][ T32] r10:61c88647 r9:84f6ec00 r8:84fab02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.475651][ T32] r4:84fab000 [ 1324.475669][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.475712][ T32] r10:00000000 r9:84fab000 r8:8027f5e8 r7:e014de60 r6:84fab080 r5:84f6ec00 [ 1324.475732][ T32] r4:00000001 [ 1324.475750][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.475783][ T32] Exception stack(0xe04d9fb0 to 0xe04d9ff8) [ 1324.475829][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.475861][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.475886][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.475926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.475950][ T32] r4:84faa280 [ 1324.475970][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.475996][ T32] INFO: task kworker/1:25:3164 blocked for more than 450 seconds. [ 1324.476027][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.476074][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.476098][ T32] task:kworker/1:25 state:D stack:0 pid:3164 tgid:3164 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.476182][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.476226][ T32] Call trace: [ 1324.476256][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1324.476300][ T32] r10:82918930 r9:dfac1d84 r8:00000002 r7:60000113 r6:dfac1d8c r5:84171800 [ 1324.476321][ T32] r4:84171800 [ 1324.476339][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1324.476377][ T32] r5:84171800 r4:8291892c [ 1324.476394][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.476431][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.476474][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfac1e08 [ 1324.476494][ T32] r4:00000000 [ 1324.476512][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1324.476554][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.476593][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.476641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8476e280 [ 1324.476662][ T32] r4:00000000 [ 1324.476680][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.476722][ T32] r9:83018205 r8:84171800 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1324.476761][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.476806][ T32] r5:00001000 r4:eb231000 [ 1324.476824][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.476861][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.476900][ T32] r5:855a538c r4:855a5000 [ 1324.476938][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.476987][ T32] r7:ddde2d80 r6:83018200 r5:855a538c r4:830b8600 [ 1324.477006][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.477050][ T32] r10:61c88647 r9:84171800 r8:830b862c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.477071][ T32] r4:830b8600 [ 1324.477109][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.477155][ T32] r10:00000000 r9:830b8600 r8:8027f5e8 r7:df97de60 r6:830b8800 r5:84171800 [ 1324.477176][ T32] r4:00000001 [ 1324.477194][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.477226][ T32] Exception stack(0xdfac1fb0 to 0xdfac1ff8) [ 1324.477270][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.477300][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.477339][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.477370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.477391][ T32] r4:8476e100 [ 1324.477653][ T32] INFO: task kworker/1:25:3164 is blocked on a mutex likely owned by task kworker/0:184:3715. [ 1324.477686][ T32] task:kworker/0:184 state:R running task stack:0 pid:3715 tgid:3715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.477739][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.477812][ T32] Call trace: [ 1324.477840][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.477889][ T32] r10:82ac11c4 r9:84f6ec00 r8:80200be4 r7:e04d9d5c r6:ffffffff r5:84f6ec00 [ 1324.477911][ T32] r4:00000000 [ 1324.477928][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.477964][ T32] Exception stack(0xe04d9d28 to 0xe04d9d70) [ 1324.477992][ T32] 9d20: e9fe5000 eca6d000 00000001 80239b98 7f173000 00000001 [ 1324.478021][ T32] 9d40: 82ac05a0 7f173000 eca6d000 8280c930 82ac11c4 e04d9da4 e04d9da8 e04d9d78 [ 1324.478044][ T32] 9d60: 80230ad4 80239bb0 80050013 ffffffff [ 1324.478066][ T32] r5:80050013 r4:80239bb0 [ 1324.478097][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.478141][ T32] r4:82ac11e4 [ 1324.478160][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.478200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04d9dc0 r5:e04d9e08 [ 1324.478220][ T32] r4:e04d9dc0 [ 1324.478237][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.478277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa300 [ 1324.478316][ T32] r4:00000000 [ 1324.478339][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.478383][ T32] r9:83018005 r8:84f6ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1324.478402][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.478441][ T32] r5:00001000 r4:dfe5d000 [ 1324.478459][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.478507][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.478550][ T32] r5:84ea678c r4:84ea6400 [ 1324.478588][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.478641][ T32] r7:dddced80 r6:83018000 r5:84ea678c r4:84fab000 [ 1324.478661][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.478707][ T32] r10:61c88647 r9:84f6ec00 r8:84fab02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.478728][ T32] r4:84fab000 [ 1324.478766][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.478814][ T32] r10:00000000 r9:84fab000 r8:8027f5e8 r7:e014de60 r6:84fab080 r5:84f6ec00 [ 1324.478836][ T32] r4:00000001 [ 1324.478854][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.478887][ T32] Exception stack(0xe04d9fb0 to 0xe04d9ff8) [ 1324.478931][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.478960][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.478985][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.479011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.479032][ T32] r4:84faa280 [ 1324.479050][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.479071][ T32] INFO: task kworker/1:26:3166 blocked for more than 450 seconds. [ 1324.479097][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.479119][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.479168][ T32] task:kworker/1:26 state:D stack:0 pid:3166 tgid:3166 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.479211][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.479251][ T32] Call trace: [ 1324.479279][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1324.479323][ T32] r10:82918930 r9:dfab9d84 r8:00000002 r7:60000113 r6:dfab9d8c r5:84176c00 [ 1324.479363][ T32] r4:84176c00 [ 1324.479385][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1324.479425][ T32] r5:84176c00 r4:8291892c [ 1324.479444][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.479481][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.479542][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfab9e08 [ 1324.479566][ T32] r4:00000000 [ 1324.479585][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1324.479636][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.479674][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.479713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85800680 [ 1324.479734][ T32] r4:00000000 [ 1324.479751][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.479811][ T32] r9:83018205 r8:84176c00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1324.479836][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.479877][ T32] r5:00001000 r4:eb7bd000 [ 1324.479895][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.479932][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.479971][ T32] r5:857bff8c r4:857bfc00 [ 1324.479989][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.480031][ T32] r7:ddde2d80 r6:83018200 r5:857bff8c r4:830b8480 [ 1324.480050][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.480123][ T32] r10:61c88647 r9:84176c00 r8:830b84ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.480147][ T32] r4:830b8480 [ 1324.480174][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.480237][ T32] r10:00000000 r9:830b8480 r8:8027f5e8 r7:dfac1e60 r6:830b8400 r5:84176c00 [ 1324.480261][ T32] r4:00000001 [ 1324.480320][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.503138][ T32] Exception stack(0xdfab9fb0 to 0xdfab9ff8) [ 1324.503192][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.503222][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.503270][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.503305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.503327][ T32] r4:8476e340 [ 1324.503762][ T32] INFO: task kworker/1:26:3166 is blocked on a mutex likely owned by task kworker/0:184:3715. [ 1324.503812][ T32] task:kworker/0:184 state:R running task stack:0 pid:3715 tgid:3715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.503888][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.503950][ T32] Call trace: [ 1324.503981][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.504034][ T32] r10:82ac11c4 r9:84f6ec00 r8:80200be4 r7:e04d9d5c r6:ffffffff r5:84f6ec00 [ 1324.504056][ T32] r4:00000000 [ 1324.504075][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.504111][ T32] Exception stack(0xe04d9d28 to 0xe04d9d70) [ 1324.504138][ T32] 9d20: ea699000 eca6d000 00000001 80239b98 7f173000 00000001 [ 1324.504196][ T32] 9d40: 82ac05a0 7f173000 eca6d000 8280c930 82ac11c4 e04d9da4 e04d9da8 e04d9d78 [ 1324.504225][ T32] 9d60: 80230ad4 80239bb0 80050013 ffffffff [ 1324.504248][ T32] r5:80050013 r4:80239bb0 [ 1324.504267][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.504308][ T32] r4:82ac11e4 [ 1324.504327][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.504367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04d9dc0 r5:e04d9e08 [ 1324.504389][ T32] r4:e04d9dc0 [ 1324.504407][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.504448][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa300 [ 1324.504468][ T32] r4:00000000 [ 1324.504486][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.504539][ T32] r9:83018005 r8:84f6ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1324.504563][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.504605][ T32] r5:00001000 r4:dfe5d000 [ 1324.504623][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.504661][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.504705][ T32] r5:84ea678c r4:84ea6400 [ 1324.504724][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.504769][ T32] r7:dddced80 r6:83018000 r5:84ea678c r4:84fab000 [ 1324.504788][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.504832][ T32] r10:61c88647 r9:84f6ec00 r8:84fab02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.504852][ T32] r4:84fab000 [ 1324.504876][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.504920][ T32] r10:00000000 r9:84fab000 r8:8027f5e8 r7:e014de60 r6:84fab080 r5:84f6ec00 [ 1324.504940][ T32] r4:00000001 [ 1324.504958][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.505007][ T32] Exception stack(0xe04d9fb0 to 0xe04d9ff8) [ 1324.505035][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.505061][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.505087][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.505114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.505153][ T32] r4:84faa280 [ 1324.505176][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.505205][ T32] INFO: task kworker/1:27:3167 blocked for more than 451 seconds. [ 1324.505238][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.505281][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.505323][ T32] task:kworker/1:27 state:D stack:0 pid:3167 tgid:3167 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.505370][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.505425][ T32] Call trace: [ 1324.505456][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1324.505501][ T32] r10:82918930 r9:dfacdd84 r8:00000002 r7:60000113 r6:dfacdd8c r5:84173c00 [ 1324.505524][ T32] r4:84173c00 [ 1324.505542][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1324.505600][ T32] r5:84173c00 r4:8291892c [ 1324.505649][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.505693][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.505739][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfacde08 [ 1324.505787][ T32] r4:00000000 [ 1324.505812][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1324.505850][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.505918][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.505963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ce540 [ 1324.505987][ T32] r4:00000000 [ 1324.506005][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.506048][ T32] r9:83018205 r8:84173c00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1324.506068][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.506109][ T32] r5:00001000 r4:eb659000 [ 1324.506128][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.506165][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.506205][ T32] r5:855a738c r4:855a7000 [ 1324.506224][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.506271][ T32] r7:ddde2d80 r6:83018200 r5:855a738c r4:830b8680 [ 1324.506318][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.506369][ T32] r10:61c88647 r9:84173c00 r8:830b86ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.506412][ T32] r4:830b8680 [ 1324.506434][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.506481][ T32] r10:00000000 r9:830b8680 r8:8027f5e8 r7:dfab9e60 r6:84c8e000 r5:84173c00 [ 1324.506513][ T32] r4:00000001 [ 1324.506534][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.506589][ T32] Exception stack(0xdfacdfb0 to 0xdfacdff8) [ 1324.506640][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.506671][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.506697][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.506744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.506769][ T32] r4:8476e680 [ 1324.507017][ T32] INFO: task kworker/1:27:3167 is blocked on a mutex likely owned by task kworker/0:184:3715. [ 1324.507049][ T32] task:kworker/0:184 state:R running task stack:0 pid:3715 tgid:3715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.507159][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.507208][ T32] Call trace: [ 1324.507267][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.507317][ T32] r10:82ac11c4 r9:84f6ec00 r8:80200be4 r7:e04d9d5c r6:ffffffff r5:84f6ec00 [ 1324.507374][ T32] r4:00000000 [ 1324.507396][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.507437][ T32] Exception stack(0xe04d9d28 to 0xe04d9d70) [ 1324.507481][ T32] 9d20: ea699000 eca6d000 00000001 80239b98 7f173000 00000001 [ 1324.507513][ T32] 9d40: 82ac05a0 7f173000 eca6d000 8280c930 82ac11c4 e04d9da4 e04d9da8 e04d9d78 [ 1324.507580][ T32] 9d60: 80230ad4 80239bb0 80050013 ffffffff [ 1324.507608][ T32] r5:80050013 r4:80239bb0 [ 1324.507663][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.507709][ T32] r4:82ac11e4 [ 1324.507728][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.507769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04d9dc0 r5:e04d9e08 [ 1324.507791][ T32] r4:e04d9dc0 [ 1324.507809][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.507848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa300 [ 1324.507875][ T32] r4:00000000 [ 1324.507893][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.507937][ T32] r9:83018005 r8:84f6ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1324.507957][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.508024][ T32] r5:00001000 r4:dfe5d000 [ 1324.508046][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.508084][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.508125][ T32] r5:84ea678c r4:84ea6400 [ 1324.508144][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.508187][ T32] r7:dddced80 r6:83018000 r5:84ea678c r4:84fab000 [ 1324.508207][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.508253][ T32] r10:61c88647 r9:84f6ec00 r8:84fab02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.508275][ T32] r4:84fab000 [ 1324.508293][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.508335][ T32] r10:00000000 r9:84fab000 r8:8027f5e8 r7:e014de60 r6:84fab080 r5:84f6ec00 [ 1324.508356][ T32] r4:00000001 [ 1324.508401][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.508438][ T32] Exception stack(0xe04d9fb0 to 0xe04d9ff8) [ 1324.508489][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.508520][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.508558][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.508588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.508610][ T32] r4:84faa280 [ 1324.508630][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.508653][ T32] INFO: task kworker/1:28:3170 blocked for more than 451 seconds. [ 1324.508679][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.508701][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.508722][ T32] task:kworker/1:28 state:D stack:0 pid:3170 tgid:3170 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.508794][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.508836][ T32] Call trace: [ 1324.508872][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1324.508917][ T32] r10:82918930 r9:dfae1d84 r8:00000002 r7:60000113 r6:dfae1d8c r5:84170000 [ 1324.508939][ T32] r4:84170000 [ 1324.508958][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1324.509022][ T32] r5:84170000 r4:8291892c [ 1324.509071][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.509112][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.509183][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfae1e08 [ 1324.509208][ T32] r4:00000000 [ 1324.509229][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1324.509266][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.509301][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.509341][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508aec0 [ 1324.509362][ T32] r4:00000000 [ 1324.509380][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.509422][ T32] r9:83018205 r8:84170000 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1324.509442][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.509481][ T32] r5:00001000 r4:e060b000 [ 1324.509525][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.509567][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.509610][ T32] r5:85768b8c r4:85768800 [ 1324.509629][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.509672][ T32] r7:ddde2d80 r6:83018200 r5:85768b8c r4:84c8e080 [ 1324.509717][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.509794][ T32] r10:61c88647 r9:84170000 r8:84c8e0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.509825][ T32] r4:84c8e080 [ 1324.509871][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.509920][ T32] r10:00000000 r9:84c8e080 r8:8027f5e8 r7:dfab9e60 r6:84c8e100 r5:84170000 [ 1324.509942][ T32] r4:00000001 [ 1324.509986][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.510023][ T32] Exception stack(0xdfae1fb0 to 0xdfae1ff8) [ 1324.510050][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.510079][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.510105][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.510159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.510184][ T32] r4:8476e900 [ 1324.520047][ T32] INFO: task kworker/1:28:3170 is blocked on a mutex likely owned by task kworker/0:184:3715. [ 1324.520136][ T32] task:kworker/0:184 state:R running task stack:0 pid:3715 tgid:3715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.520209][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.520751][ T32] Call trace: [ 1324.520826][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.520897][ T32] r10:82ac11c4 r9:84f6ec00 r8:80200be4 r7:e04d9d5c r6:ffffffff r5:84f6ec00 [ 1324.520921][ T32] r4:00000000 [ 1324.520941][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.520982][ T32] Exception stack(0xe04d9d28 to 0xe04d9d70) [ 1324.521027][ T32] 9d20: ea699000 eca6d000 00000001 80239b98 7f173000 00000001 [ 1324.521061][ T32] 9d40: 82ac05a0 7f173000 eca6d000 8280c930 82ac11c4 e04d9da4 e04d9da8 e04d9d78 [ 1324.521086][ T32] 9d60: 80230ad4 80239bb0 80050013 ffffffff [ 1324.521109][ T32] r5:80050013 r4:80239bb0 [ 1324.521129][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.521171][ T32] r4:82ac11e4 [ 1324.521189][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.521230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04d9dc0 r5:e04d9e08 [ 1324.521251][ T32] r4:e04d9dc0 [ 1324.521296][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.521342][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa300 [ 1324.521391][ T32] r4:00000000 [ 1324.521413][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.521461][ T32] r9:83018005 r8:84f6ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1324.521482][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.521525][ T32] r5:00001000 r4:dfe5d000 [ 1324.521544][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.521583][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.521676][ T32] r5:84ea678c r4:84ea6400 [ 1324.521699][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.521793][ T32] r7:dddced80 r6:83018000 r5:84ea678c r4:84fab000 [ 1324.521821][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.521874][ T32] r10:61c88647 r9:84f6ec00 r8:84fab02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.521897][ T32] r4:84fab000 [ 1324.521915][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.521959][ T32] r10:00000000 r9:84fab000 r8:8027f5e8 r7:e014de60 r6:84fab080 r5:84f6ec00 [ 1324.521981][ T32] r4:00000001 [ 1324.521999][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.522033][ T32] Exception stack(0xe04d9fb0 to 0xe04d9ff8) [ 1324.522058][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.522112][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.522167][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.522199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.522221][ T32] r4:84faa280 [ 1324.522247][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.522302][ T32] INFO: task kworker/1:29:3172 blocked for more than 451 seconds. [ 1324.522337][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.522360][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.522380][ T32] task:kworker/1:29 state:D stack:0 pid:3172 tgid:3172 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.522428][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.522500][ T32] Call trace: [ 1324.522557][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1324.522607][ T32] r10:82918930 r9:dfae9d84 r8:00000002 r7:60000113 r6:dfae9d8c r5:84174800 [ 1324.522634][ T32] r4:84174800 [ 1324.522653][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1324.522692][ T32] r5:84174800 r4:8291892c [ 1324.522710][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.522748][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.522792][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfae9e08 [ 1324.522840][ T32] r4:00000000 [ 1324.522866][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1324.522904][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.522939][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.522978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b7dc0 [ 1324.523029][ T32] r4:00000000 [ 1324.523073][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.523119][ T32] r9:83018205 r8:84174800 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1324.523142][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.523182][ T32] r5:00001000 r4:ec809000 [ 1324.523201][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.523263][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.523307][ T32] r5:8577eb8c r4:8577e800 [ 1324.523326][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.523369][ T32] r7:ddde2d80 r6:83018200 r5:8577eb8c r4:84c8e180 [ 1324.523388][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.523458][ T32] r10:61c88647 r9:84174800 r8:84c8e1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.523483][ T32] r4:84c8e180 [ 1324.523501][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.523607][ T32] r10:00000000 r9:84c8e180 r8:8027f5e8 r7:dfae1e60 r6:84c8e200 r5:84174800 [ 1324.523659][ T32] r4:00000001 [ 1324.523681][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.523743][ T32] Exception stack(0xdfae9fb0 to 0xdfae9ff8) [ 1324.523771][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.523799][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.523824][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.523850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.523876][ T32] r4:8476e700 [ 1324.524254][ T32] INFO: task kworker/1:29:3172 is blocked on a mutex likely owned by task kworker/0:184:3715. [ 1324.524283][ T32] task:kworker/0:184 state:R running task stack:0 pid:3715 tgid:3715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.524335][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.524379][ T32] Call trace: [ 1324.524433][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.524531][ T32] r10:82ac11c4 r9:84f6ec00 r8:80200be4 r7:e04d9d5c r6:ffffffff r5:84f6ec00 [ 1324.524556][ T32] r4:00000000 [ 1324.524574][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.524611][ T32] Exception stack(0xe04d9d28 to 0xe04d9d70) [ 1324.524639][ T32] 9d20: ea699000 eca6d000 00000001 80239b98 7f173000 00000001 [ 1324.524671][ T32] 9d40: 82ac05a0 7f173000 eca6d000 8280c930 82ac11c4 e04d9da4 e04d9da8 e04d9d78 [ 1324.524699][ T32] 9d60: 80230ad4 80239bb0 80050013 ffffffff [ 1324.524723][ T32] r5:80050013 r4:80239bb0 [ 1324.524742][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.524782][ T32] r4:82ac11e4 [ 1324.524801][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.524842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04d9dc0 r5:e04d9e08 [ 1324.524875][ T32] r4:e04d9dc0 [ 1324.524894][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.524973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa300 [ 1324.524999][ T32] r4:00000000 [ 1324.525017][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.525062][ T32] r9:83018005 r8:84f6ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1324.525081][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.525123][ T32] r5:00001000 r4:dfe5d000 [ 1324.525141][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.525226][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.525272][ T32] r5:84ea678c r4:84ea6400 [ 1324.525316][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.525366][ T32] r7:dddced80 r6:83018000 r5:84ea678c r4:84fab000 [ 1324.525386][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.525430][ T32] r10:61c88647 r9:84f6ec00 r8:84fab02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.525451][ T32] r4:84fab000 [ 1324.525468][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.525511][ T32] r10:00000000 r9:84fab000 r8:8027f5e8 r7:e014de60 r6:84fab080 r5:84f6ec00 [ 1324.525531][ T32] r4:00000001 [ 1324.525549][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.525582][ T32] Exception stack(0xe04d9fb0 to 0xe04d9ff8) [ 1324.525608][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.525634][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.525684][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.525715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.525737][ T32] r4:84faa280 [ 1324.525756][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.525817][ T32] INFO: task kworker/1:30:3175 blocked for more than 451 seconds. [ 1324.525864][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.525915][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.525938][ T32] task:kworker/1:30 state:D stack:0 pid:3175 tgid:3175 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.525981][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.526023][ T32] Call trace: [ 1324.526077][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1324.526125][ T32] r10:82918930 r9:dfb05d84 r8:00000002 r7:60000113 r6:dfb05d8c r5:83302400 [ 1324.526146][ T32] r4:83302400 [ 1324.526165][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1324.526203][ T32] r5:83302400 r4:8291892c [ 1324.526248][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.526288][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.526334][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb05e08 [ 1324.526354][ T32] r4:00000000 [ 1324.526372][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1324.526407][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.526442][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.526480][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850aa800 [ 1324.526501][ T32] r4:00000000 [ 1324.526518][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.526559][ T32] r9:83018205 r8:83302400 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1324.526605][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.526649][ T32] r5:00001000 r4:eb92d000 [ 1324.526668][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.526704][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.526744][ T32] r5:8577e78c r4:8577e400 [ 1324.526762][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.526805][ T32] r7:ddde2d80 r6:83018200 r5:8577e78c r4:84c8e280 [ 1324.526825][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.526876][ T32] r10:61c88647 r9:83302400 r8:84c8e2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.526898][ T32] r4:84c8e280 [ 1324.526941][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.526987][ T32] r10:00000000 r9:84c8e280 r8:8027f5e8 r7:dfae9e60 r6:84c8e300 r5:83302400 [ 1324.527008][ T32] r4:00000001 [ 1324.527026][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.527058][ T32] Exception stack(0xdfb05fb0 to 0xdfb05ff8) [ 1324.527082][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.527108][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.527132][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.527158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.527181][ T32] r4:8476e9c0 [ 1324.527402][ T32] INFO: task kworker/1:30:3175 is blocked on a mutex likely owned by task kworker/0:184:3715. [ 1324.527431][ T32] task:kworker/0:184 state:R running task stack:0 pid:3715 tgid:3715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.527499][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.527543][ T32] Call trace: [ 1324.527571][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.527618][ T32] r10:82ac11c4 r9:84f6ec00 r8:80200be4 r7:e04d9d5c r6:ffffffff r5:84f6ec00 [ 1324.527639][ T32] r4:00000000 [ 1324.527657][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.527693][ T32] Exception stack(0xe04d9d28 to 0xe04d9d70) [ 1324.527720][ T32] 9d20: ea699000 eca6d000 00000001 80239b98 7f173000 00000001 [ 1324.527748][ T32] 9d40: 82ac05a0 7f173000 eca6d000 8280c930 82ac11c4 e04d9da4 e04d9da8 e04d9d78 [ 1324.527773][ T32] 9d60: 80230ad4 80239bb0 80050013 ffffffff [ 1324.527795][ T32] r5:80050013 r4:80239bb0 [ 1324.527814][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.527853][ T32] r4:82ac11e4 [ 1324.527878][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.527920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04d9dc0 r5:e04d9e08 [ 1324.527941][ T32] r4:e04d9dc0 [ 1324.527958][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.527997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa300 [ 1324.528017][ T32] r4:00000000 [ 1324.528035][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.528078][ T32] r9:83018005 r8:84f6ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1324.528097][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.528137][ T32] r5:00001000 r4:dfe5d000 [ 1324.528155][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.528191][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.528231][ T32] r5:84ea678c r4:84ea6400 [ 1324.528249][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.528292][ T32] r7:dddced80 r6:83018000 r5:84ea678c r4:84fab000 [ 1324.528311][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.528356][ T32] r10:61c88647 r9:84f6ec00 r8:84fab02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.528403][ T32] r4:84fab000 [ 1324.528425][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.528495][ T32] r10:00000000 r9:84fab000 r8:8027f5e8 r7:e014de60 r6:84fab080 r5:84f6ec00 [ 1324.528545][ T32] r4:00000001 [ 1324.528567][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.528601][ T32] Exception stack(0xe04d9fb0 to 0xe04d9ff8) [ 1324.528627][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.528653][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.528703][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.528734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.528755][ T32] r4:84faa280 [ 1324.528773][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.528796][ T32] INFO: task kworker/0:4:3176 blocked for more than 451 seconds. [ 1324.528821][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.528842][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.528867][ T32] task:kworker/0:4 state:D stack:0 pid:3176 tgid:3176 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.528909][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.528979][ T32] Call trace: [ 1324.529037][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1324.529108][ T32] r10:82918930 r9:dfb09d84 r8:00000002 r7:60000013 r6:dfb09d8c r5:8388a400 [ 1324.529133][ T32] r4:8388a400 [ 1324.529152][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1324.529217][ T32] r5:8388a400 r4:8291892c [ 1324.529239][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.529279][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.529324][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb09e08 [ 1324.529344][ T32] r4:00000000 [ 1324.529389][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1324.529454][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.529492][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.529533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850bf600 [ 1324.529554][ T32] r4:00000000 [ 1324.529596][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.529641][ T32] r9:83018005 r8:8388a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1324.529661][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.529701][ T32] r5:00001000 r4:ec5a3000 [ 1324.529720][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.529756][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.529829][ T32] r5:8508238c r4:85082000 [ 1324.529849][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.529899][ T32] r7:dddced80 r6:83018000 r5:8508238c r4:838e7a80 [ 1324.529918][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.529962][ T32] r10:61c88647 r9:8388a400 r8:838e7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.529982][ T32] r4:838e7a80 [ 1324.529999][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.530042][ T32] r10:00000000 r9:838e7a80 r8:8027f5e8 r7:eb0f1e60 r6:83898400 r5:8388a400 [ 1324.530062][ T32] r4:00000001 [ 1324.530107][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.530145][ T32] Exception stack(0xdfb09fb0 to 0xdfb09ff8) [ 1324.530196][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.530226][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.530301][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.564564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.564606][ T32] r4:8476fa40 [ 1324.565038][ T32] INFO: task kworker/0:4:3176 is blocked on a mutex likely owned by task kworker/0:184:3715. [ 1324.565093][ T32] task:kworker/0:184 state:R running task stack:0 pid:3715 tgid:3715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.565167][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.565231][ T32] Call trace: [ 1324.565291][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.565348][ T32] r10:82ac11c4 r9:84f6ec00 r8:80200be4 r7:e04d9d5c r6:ffffffff r5:84f6ec00 [ 1324.565372][ T32] r4:00000000 [ 1324.565390][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.565429][ T32] Exception stack(0xe04d9d28 to 0xe04d9d70) [ 1324.565458][ T32] 9d20: eb372000 eca6d000 00000001 80239b98 7f173000 00000001 [ 1324.565486][ T32] 9d40: 82ac05a0 7f173000 eca6d000 8280c930 82ac11c4 e04d9da4 e04d9da8 e04d9d78 [ 1324.565510][ T32] 9d60: 80230ad4 80239bb0 80050013 ffffffff [ 1324.565541][ T32] r5:80050013 r4:80239bb0 [ 1324.565563][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.565606][ T32] r4:82ac11e4 [ 1324.565625][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.565695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04d9dc0 r5:e04d9e08 [ 1324.565740][ T32] r4:e04d9dc0 [ 1324.565786][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.565831][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa300 [ 1324.565852][ T32] r4:00000000 [ 1324.565876][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.565922][ T32] r9:83018005 r8:84f6ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1324.565942][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.565983][ T32] r5:00001000 r4:dfe5d000 [ 1324.566001][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.566081][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.566127][ T32] r5:84ea678c r4:84ea6400 [ 1324.566146][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.566192][ T32] r7:dddced80 r6:83018000 r5:84ea678c r4:84fab000 [ 1324.566212][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.566257][ T32] r10:61c88647 r9:84f6ec00 r8:84fab02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.566278][ T32] r4:84fab000 [ 1324.566295][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.566338][ T32] r10:00000000 r9:84fab000 r8:8027f5e8 r7:e014de60 r6:84fab080 r5:84f6ec00 [ 1324.566358][ T32] r4:00000001 [ 1324.566376][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.566410][ T32] Exception stack(0xe04d9fb0 to 0xe04d9ff8) [ 1324.566434][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.566479][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.566511][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.566540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.566560][ T32] r4:84faa280 [ 1324.566580][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.566617][ T32] INFO: task kworker/1:31:3178 blocked for more than 451 seconds. [ 1324.566653][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.566699][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.566722][ T32] task:kworker/1:31 state:D stack:0 pid:3178 tgid:3178 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.566766][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.566828][ T32] Call trace: [ 1324.566888][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1324.566935][ T32] r10:82918930 r9:dfb11d84 r8:00000002 r7:60000113 r6:dfb11d8c r5:8388bc00 [ 1324.566957][ T32] r4:8388bc00 [ 1324.566975][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1324.567014][ T32] r5:8388bc00 r4:8291892c [ 1324.567058][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.567100][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.567145][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb11e08 [ 1324.567166][ T32] r4:00000000 [ 1324.567184][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1324.567220][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.567283][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.567327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b7a40 [ 1324.567349][ T32] r4:00000000 [ 1324.567368][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.567430][ T32] r9:83018205 r8:8388bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1324.567471][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.567537][ T32] r5:00001000 r4:dfafb000 [ 1324.567560][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.567599][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.567665][ T32] r5:8577f78c r4:8577f400 [ 1324.567687][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.567731][ T32] r7:ddde2d80 r6:83018200 r5:8577f78c r4:84c8e400 [ 1324.567750][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.567794][ T32] r10:61c88647 r9:8388bc00 r8:84c8e42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.567814][ T32] r4:84c8e400 [ 1324.567833][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.567899][ T32] r10:00000000 r9:84c8e400 r8:8027f5e8 r7:dfae9e60 r6:83898380 r5:8388bc00 [ 1324.567923][ T32] r4:00000001 [ 1324.567941][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.567989][ T32] Exception stack(0xdfb11fb0 to 0xdfb11ff8) [ 1324.568017][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.568046][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.568071][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.568116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.568140][ T32] r4:8476ec40 [ 1324.568380][ T32] INFO: task kworker/1:31:3178 is blocked on a mutex likely owned by task kworker/0:184:3715. [ 1324.568410][ T32] task:kworker/0:184 state:R running task stack:0 pid:3715 tgid:3715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.568462][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.568522][ T32] Call trace: [ 1324.568602][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.568653][ T32] r10:82ac11c4 r9:84f6ec00 r8:80200be4 r7:e04d9d5c r6:ffffffff r5:84f6ec00 [ 1324.568675][ T32] r4:00000000 [ 1324.568703][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.568744][ T32] Exception stack(0xe04d9d28 to 0xe04d9d70) [ 1324.568772][ T32] 9d20: eb372000 eca6d000 00000001 80239b98 7f173000 00000001 [ 1324.568800][ T32] 9d40: 82ac05a0 7f173000 eca6d000 8280c930 82ac11c4 e04d9da4 e04d9da8 e04d9d78 ** 4 printk messages dropped ** [ 1324.568948][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 18 printk messages dropped ** [ 1324.570046][ T32] r10:00000000 r9:84fab000 r8:8027f5e8 r7:e014de60 r6:84fab080 r5:84f6ec00 ** 9 printk messages dropped ** [ 1324.582269][ T32] INFO: task kworker/1:32:3180 blocked for more than 451 seconds. ** 6 printk messages dropped ** [ 1324.582630][ T32] r10:82918930 r9:dfaf5d84 r8:00000002 r7:60000113 r6:dfaf5d8c r5:83aa3000 ** 9 printk messages dropped ** [ 1324.583275][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1324.583749][ T32] r5:8594038c r4:85940000 ** 7 printk messages dropped ** [ 1324.584163][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1324.584437][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1324.585698][ T32] Exception stack(0xe04d9d28 to 0xe04d9d70) ** 7 printk messages dropped ** [ 1324.586083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04d9dc0 r5:e04d9e08 ** 9 printk messages dropped ** [ 1324.586613][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1324.587165][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1324.587635][ T32] INFO: task kworker/1:33:3182 blocked for more than 451 seconds. ** 4 printk messages dropped ** [ 1324.588030][ T32] Call trace: ** 4 printk messages dropped ** [ 1324.588215][ T32] r5:83aa3c00 r4:8291892c ** 3 printk messages dropped ** [ 1324.588388][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1324.588539][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f91c0 ** 7 printk messages dropped ** [ 1324.588960][ T32] r5:84d4bf8c r4:84d4bc00 [ 1324.588978][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.589070][ T32] r7:ddde2d80 r6:83018200 r5:84d4bf8c r4:84c8e580 [ 1324.589094][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.589139][ T32] r10:61c88647 r9:83aa3c00 r8:84c8e5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.589160][ T32] r4:84c8e580 [ 1324.589177][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.589285][ T32] r10:00000000 r9:84c8e580 r8:8027f5e8 r7:dfaf5e60 r6:84c8e600 r5:83aa3c00 [ 1324.589315][ T32] r4:00000001 [ 1324.589333][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.589367][ T32] Exception stack(0xdfb1dfb0 to 0xdfb1dff8) [ 1324.589411][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.589446][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.589497][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.589569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.589623][ T32] r4:8476ee80 [ 1324.589981][ T32] INFO: task kworker/1:33:3182 is blocked on a mutex likely owned by task kworker/0:184:3715. [ 1324.590034][ T32] task:kworker/0:184 state:R running task stack:0 pid:3715 tgid:3715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.590127][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.590173][ T32] Call trace: [ 1324.590202][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.609223][ T32] r10:82ac11c4 r9:84f6ec00 r8:80200be4 r7:e04d9d5c r6:ffffffff r5:84f6ec00 [ 1324.609321][ T32] r4:00000000 [ 1324.609378][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.609490][ T32] Exception stack(0xe04d9d28 to 0xe04d9d70) [ 1324.609525][ T32] 9d20: eb6ec000 eca6d000 00000001 80239b98 7f173000 00000001 [ 1324.609574][ T32] 9d40: 82ac05a0 7f173000 eca6d000 8280c930 82ac11c4 e04d9da4 e04d9da8 e04d9d78 [ 1324.609603][ T32] 9d60: 80230ad4 80239bb0 80050013 ffffffff [ 1324.609640][ T32] r5:80050013 r4:80239bb0 [ 1324.609683][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.609728][ T32] r4:82ac11e4 [ 1324.609798][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.609896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04d9dc0 r5:e04d9e08 [ 1324.609940][ T32] r4:e04d9dc0 [ 1324.609979][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.610096][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa300 [ 1324.610161][ T32] r4:00000000 [ 1324.610207][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.624166][ T32] r9:83018005 r8:84f6ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1324.624254][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.624371][ T32] r5:00001000 r4:dfe5d000 [ 1324.624431][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.624524][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.624607][ T32] r5:84ea678c r4:84ea6400 [ 1324.624653][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.624726][ T32] r7:dddced80 r6:83018000 r5:84ea678c r4:84fab000 [ 1324.624746][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.624836][ T32] r10:61c88647 r9:84f6ec00 r8:84fab02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.624866][ T32] r4:84fab000 [ 1324.624886][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.624932][ T32] r10:00000000 r9:84fab000 r8:8027f5e8 r7:e014de60 r6:84fab080 r5:84f6ec00 [ 1324.624953][ T32] r4:00000001 [ 1324.624970][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.625006][ T32] Exception stack(0xe04d9fb0 to 0xe04d9ff8) [ 1324.625047][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.625079][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.625328][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.625376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.625422][ T32] r4:84faa280 [ 1324.625469][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.625508][ T32] INFO: task kworker/1:34:3184 blocked for more than 451 seconds. [ 1324.625541][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.625575][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.625633][ T32] task:kworker/1:34 state:D stack:0 pid:3184 tgid:3184 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.625728][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.625842][ T32] Call trace: [ 1324.625882][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1324.625934][ T32] r10:82918930 r9:dfb25d84 r8:00000002 r7:60000113 r6:dfb25d8c r5:84170c00 [ 1324.625997][ T32] r4:84170c00 [ 1324.626049][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1324.626095][ T32] r5:84170c00 r4:8291892c [ 1324.626114][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.626153][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.626218][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb25e08 [ 1324.626242][ T32] r4:00000000 [ 1324.626269][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1324.626332][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.626387][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.626433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8591a7c0 [ 1324.626466][ T32] r4:00000000 [ 1324.626504][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.626551][ T32] r9:83018205 r8:84170c00 r7:00000000 r6:83018200 r5:00001000 r4:7f121000 [ 1324.626592][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.626671][ T32] r5:00001000 r4:ec6fd000 [ 1324.626729][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.626780][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.626822][ T32] r5:84d4c38c r4:84d4c000 [ 1324.626840][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1324.627158][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1324.627360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 11 printk messages dropped ** [ 1324.628519][ T32] 9d40: 82ac05a0 7f173000 eca6d000 8280c930 82ac11c4 e04d9da4 e04d9da8 e04d9d78 ** 6 printk messages dropped ** [ 1324.628762][ T32] r4:e04d9dc0 ** 6 printk messages dropped ** [ 1324.629079][ T32] r5:00001000 r4:dfe5d000 ** 4 printk messages dropped ** [ 1324.629336][ T32] r7:dddced80 r6:83018000 r5:84ea678c r4:84fab000 ** 7 printk messages dropped ** [ 1324.629685][ T32] Exception stack(0xe04d9fb0 to 0xe04d9ff8) ** 6 printk messages dropped ** [ 1324.629950][ T32] INFO: task kworker/1:35:3187 blocked for more than 451 seconds. ** 3 printk messages dropped ** [ 1324.630145][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1324.638872][ T32] r5:83aa8000 r4:8291892c ** 3 printk messages dropped ** [ 1324.639142][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1324.639356][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1324.639594][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1324.639734][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.639778][ T32] r10:61c88647 r9:83aa8000 r8:84c8e7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.639799][ T32] r4:84c8e780 [ 1324.639834][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.639882][ T32] r10:00000000 r9:84c8e780 r8:8027f5e8 r7:dfb25e60 r6:84c8e800 r5:83aa8000 [ 1324.639904][ T32] r4:00000001 [ 1324.639922][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.639956][ T32] Exception stack(0xdfb31fb0 to 0xdfb31ff8) [ 1324.639984][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.640011][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.640036][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.640062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.640092][ T32] r4:846ce100 [ 1324.642194][ T32] INFO: task kworker/1:35:3187 is blocked on a mutex likely owned by task kworker/0:184:3715. [ 1324.642296][ T32] task:kworker/0:184 state:R running task stack:0 pid:3715 tgid:3715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.642394][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.642448][ T32] Call trace: [ 1324.642478][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.642530][ T32] r10:82ac11c4 r9:84f6ec00 r8:80200be4 r7:e04d9d5c r6:ffffffff r5:84f6ec00 [ 1324.642563][ T32] r4:00000000 [ 1324.642590][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.642635][ T32] Exception stack(0xe04d9d28 to 0xe04d9d70) [ 1324.642676][ T32] 9d20: ebc5d000 eca6d000 00000001 80239b98 7f173000 00000001 [ 1324.642709][ T32] 9d40: 82ac05a0 7f173000 eca6d000 8280c930 82ac11c4 e04d9da4 e04d9da8 e04d9d78 [ 1324.642734][ T32] 9d60: 80230ad4 80239bb0 80050013 ffffffff [ 1324.642756][ T32] r5:80050013 r4:80239bb0 [ 1324.642775][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.642818][ T32] r4:82ac11e4 [ 1324.642847][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.642910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04d9dc0 r5:e04d9e08 [ 1324.642954][ T32] r4:e04d9dc0 [ 1324.642977][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.643018][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa300 [ 1324.643061][ T32] r4:00000000 [ 1324.643082][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.643128][ T32] r9:83018005 r8:84f6ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1324.643162][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.643205][ T32] r5:00001000 r4:dfe5d000 [ 1324.643252][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.643299][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.643342][ T32] r5:84ea678c r4:84ea6400 [ 1324.643362][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.643433][ T32] r7:dddced80 r6:83018000 r5:84ea678c r4:84fab000 [ 1324.643459][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.643505][ T32] r10:61c88647 r9:84f6ec00 r8:84fab02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.643527][ T32] r4:84fab000 [ 1324.643569][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.643641][ T32] r10:00000000 r9:84fab000 r8:8027f5e8 r7:e014de60 r6:84fab080 r5:84f6ec00 [ 1324.643675][ T32] r4:00000001 [ 1324.643697][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.643732][ T32] Exception stack(0xe04d9fb0 to 0xe04d9ff8) [ 1324.643776][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.643815][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.643844][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.643873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.643894][ T32] r4:84faa280 [ 1324.643915][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.643941][ T32] INFO: task kworker/1:36:3188 blocked for more than 451 seconds. [ 1324.643983][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.644019][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1324.644125][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.644165][ T32] Call trace: ** 1 printk messages dropped ** [ 1324.644260][ T32] r10:82918930 r9:dfb49d84 r8:00000002 r7:60000113 r6:dfb49d8c r5:83889800 ** 9 printk messages dropped ** [ 1324.644582][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1324.644847][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1324.645163][ T32] Exception stack(0xdfb49fb0 to 0xdfb49ff8) ** 7 printk messages dropped ** [ 1324.645686][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1324.646013][ T32] 9d60: 80230ad4 80239bb0 80050013 ffffffff ** 5 printk messages dropped ** [ 1324.646170][ T32] r4:e04d9dc0 ** 6 printk messages dropped ** [ 1324.646370][ T32] r5:00001000 r4:dfe5d000 ** 6 printk messages dropped ** [ 1324.646604][ T32] r10:61c88647 r9:84f6ec00 r8:84fab02c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1324.646822][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1324.647102][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1324.647233][ T32] r4:83888c00 ** 4 printk messages dropped ** [ 1324.647386][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb4de08 ** 8 printk messages dropped ** [ 1324.647696][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1324.648037][ T32] r10:61c88647 r9:83888c00 r8:84c8e92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1324.648318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 11 printk messages dropped ** [ 1324.649026][ T32] 9d40: 82ac05a0 7f173000 eca6d000 8280c930 82ac11c4 e04d9da4 e04d9da8 e04d9d78 ** 8 printk messages dropped ** [ 1324.649310][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa300 ** 9 printk messages dropped ** [ 1324.649627][ T32] r7:dddced80 r6:83018000 r5:84ea678c r4:84fab000 ** 8 printk messages dropped ** [ 1324.649967][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.649993][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.650017][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.650064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.650111][ T32] r4:84faa280 [ 1324.650132][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.650157][ T32] INFO: task kworker/1:38:3192 blocked for more than 451 seconds. [ 1324.650182][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.650204][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.650223][ T32] task:kworker/1:38 state:D stack:0 pid:3192 tgid:3192 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.650299][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.670682][ T32] Call trace: [ 1324.670749][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1324.670821][ T32] r10:82918930 r9:dfb51d84 r8:00000002 r7:60000013 r6:dfb51d8c r5:8388c800 [ 1324.670863][ T32] r4:8388c800 [ 1324.670887][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1324.670929][ T32] r5:8388c800 r4:8291892c [ 1324.670968][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.671016][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.671094][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb51e08 [ 1324.671120][ T32] r4:00000000 [ 1324.671139][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1324.671177][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.671216][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.671274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c82c0 [ 1324.671299][ T32] r4:00000000 [ 1324.671319][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.671365][ T32] r9:83018205 r8:8388c800 r7:00000000 r6:83018200 r5:00001000 r4:7f24b000 [ 1324.671386][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.671430][ T32] r5:00001000 r4:eb9e5000 [ 1324.671458][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.671518][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.671565][ T32] r5:858a9b8c r4:858a9800 [ 1324.671585][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.671639][ T32] r7:ddde2d80 r6:83018200 r5:858a9b8c r4:84c8e980 [ 1324.671659][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.671724][ T32] r10:61c88647 r9:8388c800 r8:84c8e9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.671749][ T32] r4:84c8e980 [ 1324.671787][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.671834][ T32] r10:00000000 r9:84c8e980 r8:8027f5e8 r7:dfb4de60 r6:832a1080 r5:8388c800 [ 1324.671856][ T32] r4:00000001 [ 1324.671875][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.671910][ T32] Exception stack(0xdfb51fb0 to 0xdfb51ff8) [ 1324.671938][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.671965][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.671990][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.672017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.672038][ T32] r4:846ce580 [ 1324.672452][ T32] INFO: task kworker/1:38:3192 is blocked on a mutex likely owned by task kworker/0:184:3715. [ 1324.672484][ T32] task:kworker/0:184 state:R running task stack:0 pid:3715 tgid:3715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.672549][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.672606][ T32] Call trace: [ 1324.672668][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.672718][ T32] r10:82ac11c4 r9:84f6ec00 r8:80200be4 r7:e04d9d5c r6:ffffffff r5:84f6ec00 [ 1324.672741][ T32] r4:00000000 [ 1324.672777][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.672820][ T32] Exception stack(0xe04d9d28 to 0xe04d9d70) [ 1324.672848][ T32] 9d20: ec197000 eca6d000 00000001 80239b98 7f173000 00000001 [ 1324.672876][ T32] 9d40: 82ac05a0 7f173000 eca6d000 8280c930 82ac11c4 e04d9da4 e04d9da8 e04d9d78 [ 1324.672900][ T32] 9d60: 80230ad4 80239bb0 80050013 ffffffff [ 1324.672923][ T32] r5:80050013 r4:80239bb0 [ 1324.672941][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.672999][ T32] r4:82ac11e4 [ 1324.673022][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.673065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04d9dc0 r5:e04d9e08 ** 2 printk messages dropped ** [ 1324.673168][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa300 ** 9 printk messages dropped ** [ 1324.673503][ T32] r7:dddced80 r6:83018000 r5:84ea678c r4:84fab000 ** 7 printk messages dropped ** [ 1324.673817][ T32] Exception stack(0xe04d9fb0 to 0xe04d9ff8) ** 5 printk messages dropped ** [ 1324.673962][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1324.674118][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1324.674280][ T32] r10:82918930 r9:dfb55d84 r8:00000002 r7:60000113 r6:dfb55d8c r5:832ec800 ** 8 printk messages dropped ** [ 1324.674543][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1324.674784][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1324.675158][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1324.675284][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1324.675881][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1324.676045][ T32] 9d60: 80230ad4 80239bb0 80050013 ffffffff ** 2 printk messages dropped ** [ 1324.676125][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1324.676210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04d9dc0 r5:e04d9e08 ** 10 printk messages dropped ** [ 1324.676644][ T32] r5:84ea678c r4:84ea6400 ** 4 printk messages dropped ** [ 1324.676812][ T32] r4:84fab000 ** 4 printk messages dropped ** [ 1324.676948][ T32] Exception stack(0xe04d9fb0 to 0xe04d9ff8) ** 6 printk messages dropped ** [ 1324.677128][ T32] INFO: task kworker/1:40:3196 blocked for more than 451 seconds. ** 3 printk messages dropped ** [ 1324.677258][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1324.677465][ T32] r5:832e8000 r4:8291892c ** 3 printk messages dropped ** [ 1324.677593][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1324.677783][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1324.677948][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1324.678247][ T32] r4:84c8ea80 ** 6 printk messages dropped ** [ 1324.678431][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1324.678817][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1324.679169][ T32] 9d60: 80230ad4 80239bb0 80050013 ffffffff ** 4 printk messages dropped ** [ 1324.679306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04d9dc0 r5:e04d9e08 [ 1324.679327][ T32] r4:e04d9dc0 [ 1324.679345][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.679385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa300 [ 1324.679405][ T32] r4:00000000 [ 1324.679423][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.679465][ T32] r9:83018005 r8:84f6ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1324.679484][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.679524][ T32] r5:00001000 r4:dfe5d000 [ 1324.679542][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.679579][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.679636][ T32] r5:84ea678c r4:84ea6400 [ 1324.679658][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.679743][ T32] r7:dddced80 r6:83018000 r5:84ea678c r4:84fab000 [ 1324.679768][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.679814][ T32] r10:61c88647 r9:84f6ec00 r8:84fab02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.679835][ T32] r4:84fab000 [ 1324.679853][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.679896][ T32] r10:00000000 r9:84fab000 r8:8027f5e8 r7:e014de60 r6:84fab080 r5:84f6ec00 [ 1324.679917][ T32] r4:00000001 [ 1324.679958][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.680013][ T32] Exception stack(0xe04d9fb0 to 0xe04d9ff8) [ 1324.680041][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.680068][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.680093][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.680128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.680154][ T32] r4:84faa280 [ 1324.680172][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.680195][ T32] INFO: task kworker/1:41:3200 blocked for more than 451 seconds. [ 1324.680277][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.704221][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.704264][ T32] task:kworker/1:41 state:D stack:0 pid:3200 tgid:3200 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.704324][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.704404][ T32] Call trace: [ 1324.704459][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1324.704517][ T32] r10:82918930 r9:dfb45d84 r8:00000002 r7:60000013 r6:dfb45d8c r5:84da0000 [ 1324.704540][ T32] r4:84da0000 [ 1324.704560][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1324.704599][ T32] r5:84da0000 r4:8291892c [ 1324.704634][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.704686][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.704732][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb45e08 [ 1324.704776][ T32] r4:00000000 [ 1324.704818][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1324.704860][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.704900][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.704941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c8fc0 [ 1324.704962][ T32] r4:00000000 [ 1324.705000][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.705051][ T32] r9:83018205 r8:84da0000 r7:00000000 r6:83018200 r5:00001000 r4:7f245000 [ 1324.705071][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.705132][ T32] r5:00001000 r4:eaa93000 [ 1324.705155][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.705196][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.705257][ T32] r5:858a8f8c r4:858a8c00 [ 1324.705283][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.705344][ T32] r7:ddde2d80 r6:83018200 r5:858a8f8c r4:84c8eb80 [ 1324.705368][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.705414][ T32] r10:61c88647 r9:84da0000 r8:84c8ebac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.705436][ T32] r4:84c8eb80 [ 1324.705454][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.705498][ T32] r10:00000000 r9:84c8eb80 r8:8027f5e8 r7:dfb55e60 r6:830cd100 r5:84da0000 [ 1324.705519][ T32] r4:00000001 [ 1324.705537][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.705572][ T32] Exception stack(0xdfb45fb0 to 0xdfb45ff8) [ 1324.705608][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.705643][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.705669][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.705696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.705717][ T32] r4:846ceb80 [ 1324.706148][ T32] INFO: task kworker/1:41:3200 is blocked on a mutex likely owned by task kworker/0:184:3715. [ 1324.706182][ T32] task:kworker/0:184 state:R running task stack:0 pid:3715 tgid:3715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.706253][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.706313][ T32] Call trace: [ 1324.706363][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.706416][ T32] r10:82ac11c4 r9:84f6ec00 r8:80200be4 r7:e04d9d5c r6:ffffffff r5:84f6ec00 [ 1324.706457][ T32] r4:00000000 [ 1324.706478][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.706518][ T32] Exception stack(0xe04d9d28 to 0xe04d9d70) [ 1324.706546][ T32] 9d20: ec71e000 eca6d000 00000001 80239b98 7f173000 00000001 [ 1324.706574][ T32] 9d40: 82ac05a0 7f173000 eca6d000 8280c930 82ac11c4 e04d9da4 e04d9da8 e04d9d78 [ 1324.706598][ T32] 9d60: 80230ad4 80239bb0 80050013 ffffffff [ 1324.706648][ T32] r5:80050013 r4:80239bb0 [ 1324.706671][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.706714][ T32] r4:82ac11e4 [ 1324.706742][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.706786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04d9dc0 r5:e04d9e08 [ 1324.706808][ T32] r4:e04d9dc0 [ 1324.706844][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.706888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa300 [ 1324.706929][ T32] r4:00000000 [ 1324.706950][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.706994][ T32] r9:83018005 r8:84f6ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1324.707014][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.707074][ T32] r5:00001000 r4:dfe5d000 [ 1324.707095][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.707135][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.707176][ T32] r5:84ea678c r4:84ea6400 [ 1324.707194][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1324.707331][ T32] r10:61c88647 r9:84f6ec00 r8:84fab02c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1324.707565][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1324.707880][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.707963][ T32] Call trace: ** 1 printk messages dropped ** [ 1324.708064][ T32] r10:82918930 r9:dfb39d84 r8:00000002 r7:60000013 r6:dfb39d8c r5:84da0c00 ** 5 printk messages dropped ** [ 1324.708280][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb39e08 ** 7 printk messages dropped ** [ 1324.708533][ T32] r9:83018205 r8:84da0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f243000 ** 7 printk messages dropped ** [ 1324.708812][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1324.709117][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1324.709710][ T32] r10:82ac11c4 r9:84f6ec00 r8:80200be4 r7:e04d9d5c r6:ffffffff r5:84f6ec00 ** 6 printk messages dropped ** [ 1324.709980][ T32] r5:80050013 r4:80239bb0 ** 6 printk messages dropped ** [ 1324.710216][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa300 ** 7 printk messages dropped ** [ 1324.733107][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1324.733596][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1324.733877][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1324.734082][ T32] r5:00001000 r4:ec94d000 [ 1324.734102][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1324.734298][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1324.734689][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1324.735286][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1324.735538][ T32] 9d20: 7f5ea000 eca73000 00000001 80239b98 7f185000 00000001 ** 8 printk messages dropped ** [ 1324.735819][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1324.736018][ T32] r5:00001000 r4:dfe9b000 [ 1324.736036][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.736092][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.736136][ T32] r5:84ea6b8c r4:84ea6800 [ 1324.736155][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.736200][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1324.736220][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.736265][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.736285][ T32] r4:84fab300 [ 1324.736303][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.736365][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1324.736390][ T32] r4:00000001 [ 1324.736409][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.736442][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1324.736467][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.736493][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.736536][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.736567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.736588][ T32] r4:84faa100 [ 1324.736606][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.736636][ T32] INFO: task kworker/1:44:3206 blocked for more than 451 seconds. [ 1324.736663][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.736684][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.736704][ T32] task:kworker/1:44 state:D stack:0 pid:3206 tgid:3206 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.736772][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.736812][ T32] Call trace: [ 1324.736863][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1324.736911][ T32] r10:82918930 r9:dfb91d84 r8:00000002 r7:60000013 r6:dfb91d8c r5:84da2400 [ 1324.736933][ T32] r4:84da2400 [ 1324.736951][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1324.736989][ T32] r5:84da2400 r4:8291892c [ 1324.737007][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.737045][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.737089][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb91e08 [ 1324.737110][ T32] r4:00000000 [ 1324.737128][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1324.737165][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.737200][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.737262][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846ce980 [ 1324.737286][ T32] r4:00000000 [ 1324.737305][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.737357][ T32] r9:83018205 r8:84da2400 r7:00000000 r6:83018200 r5:00001000 r4:7f2e9000 [ 1324.737380][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.737422][ T32] r5:00001000 r4:ec90b000 [ 1324.737440][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.737477][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.737518][ T32] r5:85a4d78c r4:85a4d400 [ 1324.737546][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.737592][ T32] r7:ddde2d80 r6:83018200 r5:85a4d78c r4:84c8ed00 [ 1324.737611][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.737663][ T32] r10:61c88647 r9:84da2400 r8:84c8ed2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.737686][ T32] r4:84c8ed00 [ 1324.737703][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.737745][ T32] r10:00000000 r9:84c8ed00 r8:8027f5e8 r7:dfb85e60 r6:830cd380 r5:84da2400 [ 1324.737793][ T32] r4:00000001 [ 1324.737813][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.737845][ T32] Exception stack(0xdfb91fb0 to 0xdfb91ff8) [ 1324.737871][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.737920][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.737949][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.737976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.738006][ T32] r4:846cefc0 [ 1324.738250][ T32] INFO: task kworker/1:44:3206 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1324.738279][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.738364][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.738420][ T32] Call trace: [ 1324.738473][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.738522][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1324.738544][ T32] r4:00000000 [ 1324.738561][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.738599][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1324.738632][ T32] 9d20: 7f5ea000 eca73000 00000001 80239b98 7f185000 00000001 [ 1324.738661][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1324.738705][ T32] 9d60: 80230ad4 80239bb0 90070013 ffffffff [ 1324.738752][ T32] r5:90070013 r4:80239bb0 [ 1324.738774][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.738814][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1324.738919][ T32] r4:e04e9dc0 ** 5 printk messages dropped ** [ 1324.739117][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1324.739467][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1324.739711][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1324.739955][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1324.740174][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1324.762584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b94c0 ** 4 printk messages dropped ** [ 1324.762769][ T32] r5:00001000 r4:dfb9b000 ** 4 printk messages dropped ** [ 1324.762974][ T32] r7:ddde2d80 r6:83018200 r5:85a4cf8c r4:84c8ed80 ** 4 printk messages dropped ** [ 1324.763158][ T32] r10:00000000 r9:84c8ed80 r8:8027f5e8 r7:dfb91e60 r6:84c8ee00 r5:83aad400 ** 7 printk messages dropped ** [ 1324.763413][ T32] r4:84d14080 ** 2 printk messages dropped ** [ 1324.763960][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1324.764210][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 7 printk messages dropped ** [ 1324.764465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 7 printk messages dropped ** [ 1324.764722][ T32] r5:00001000 r4:dfe9b000 ** 6 printk messages dropped ** [ 1324.764970][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1324.765215][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1324.765412][ T32] task:kworker/1:46 state:D stack:0 pid:3210 tgid:3210 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1324.765813][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfba5e08 ** 4 printk messages dropped ** [ 1324.765982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d14080 [ 1324.766002][ T32] r4:00000000 [ 1324.766020][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.766084][ T32] r9:83018205 r8:83aabc00 r7:00000000 r6:83018200 r5:00001000 r4:7f2d1000 [ 1324.766108][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.766156][ T32] r5:00001000 r4:ec7c1000 [ 1324.766196][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.766259][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.766305][ T32] r5:85a4d38c r4:85a4d000 [ 1324.766324][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.766367][ T32] r7:ddde2d80 r6:83018200 r5:85a4d38c r4:84c8ee80 [ 1324.766405][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.766463][ T32] r10:61c88647 r9:83aabc00 r8:84c8eeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.766487][ T32] r4:84c8ee80 [ 1324.766505][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.766548][ T32] r10:00000000 r9:84c8ee80 r8:8027f5e8 r7:dfb99e60 r6:84c8ef00 r5:83aabc00 [ 1324.766569][ T32] r4:00000001 [ 1324.766587][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.766627][ T32] Exception stack(0xdfba5fb0 to 0xdfba5ff8) [ 1324.766673][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.766704][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.766729][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.766756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.766778][ T32] r4:84d14280 [ 1324.767021][ T32] INFO: task kworker/1:46:3210 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1324.767051][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.767128][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.767203][ T32] Call trace: [ 1324.767257][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.767325][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1324.767351][ T32] r4:00000000 [ 1324.767387][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.767460][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1324.767491][ T32] 9d20: 7fb8c000 eca73000 00000001 80239b98 7f185000 00000001 [ 1324.767522][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1324.767546][ T32] 9d60: 80230ad4 80239bb0 90070013 ffffffff [ 1324.767666][ T32] r5:90070013 r4:80239bb0 [ 1324.767697][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.767739][ T32] r4:82ac11e4 [ 1324.767759][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.767800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1324.767821][ T32] r4:e04e9dc0 [ 1324.767839][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.767878][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1324.767899][ T32] r4:00000000 [ 1324.767941][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.767990][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1324.768011][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.768051][ T32] r5:00001000 r4:dfe9b000 [ 1324.768069][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.768106][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.768146][ T32] r5:84ea6b8c r4:84ea6800 [ 1324.768164][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.768207][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1324.768246][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.768310][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.768334][ T32] r4:84fab300 [ 1324.768383][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.768431][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1324.768475][ T32] r4:00000001 [ 1324.768497][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.768540][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1324.768568][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.768595][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.768624][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.768652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.768673][ T32] r4:84faa100 [ 1324.768691][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.768737][ T32] INFO: task kworker/0:5:3212 blocked for more than 451 seconds. [ 1324.768766][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.768789][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.768809][ T32] task:kworker/0:5 state:D stack:0 pid:3212 tgid:3212 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.768850][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.768889][ T32] Call trace: [ 1324.768916][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1324.768960][ T32] r10:82918930 r9:dfbb5d84 r8:00000002 r7:60000113 r6:dfbb5d8c r5:84da3c00 [ 1324.769000][ T32] r4:84da3c00 [ 1324.769022][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1324.769073][ T32] r5:84da3c00 r4:8291892c [ 1324.769093][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.769133][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.769178][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbb5e08 [ 1324.769199][ T32] r4:00000000 [ 1324.769217][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1324.769254][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.769290][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.769330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850bf700 [ 1324.769350][ T32] r4:00000000 [ 1324.769387][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.769434][ T32] r9:83018005 r8:84da3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1324.769463][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.769506][ T32] r5:00001000 r4:dfac9000 [ 1324.769535][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1324.769640][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1324.770022][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1324.793299][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1324.793552][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 5 printk messages dropped ** [ 1324.793792][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1324.794002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 9 printk messages dropped ** [ 1324.794325][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 4 printk messages dropped ** [ 1324.794478][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 7 printk messages dropped ** [ 1324.794751][ T32] r4:84faa100 ** 3 printk messages dropped ** [ 1324.794933][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1324.795333][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1324.795584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859db8c0 ** 4 printk messages dropped ** [ 1324.795779][ T32] r5:00001000 r4:ec65f000 ** 4 printk messages dropped ** [ 1324.795959][ T32] r7:ddde2d80 r6:83018200 r5:85a17b8c r4:84c8ef80 ** 8 printk messages dropped ** [ 1324.796222][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1324.796727][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1324.797001][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 5 printk messages dropped ** [ 1324.797189][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1324.797363][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1324.797660][ T32] r5:84ea6b8c r4:84ea6800 ** 3 printk messages dropped ** [ 1324.797840][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1324.798097][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1324.798293][ T32] task:kworker/1:48 state:D stack:0 pid:3214 tgid:3214 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1324.798396][ T32] Call trace: [ 1324.798425][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1324.798469][ T32] r10:82918930 r9:dfbbdd84 r8:00000002 r7:60000113 r6:dfbbdd8c r5:84da5400 [ 1324.798490][ T32] r4:84da5400 [ 1324.798508][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1324.798557][ T32] r5:84da5400 r4:8291892c [ 1324.798579][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.798631][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.798679][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbbde08 [ 1324.798700][ T32] r4:00000000 [ 1324.798720][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1324.798756][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.798798][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.798842][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c80c0 [ 1324.798862][ T32] r4:00000000 [ 1324.798901][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.798947][ T32] r9:83018205 r8:84da5400 r7:00000000 r6:83018200 r5:00001000 r4:7f33b000 [ 1324.798976][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.799028][ T32] r5:00001000 r4:ec7df000 [ 1324.799057][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.799108][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.799160][ T32] r5:85ac178c r4:85ac1400 [ 1324.799183][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.799227][ T32] r7:ddde2d80 r6:83018200 r5:85ac178c r4:84c8eb00 [ 1324.799264][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.799312][ T32] r10:61c88647 r9:84da5400 r8:84c8eb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.799333][ T32] r4:84c8eb00 [ 1324.799350][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.799392][ T32] r10:00000000 r9:84c8eb00 r8:8027f5e8 r7:dfbb9e60 r6:847bb080 r5:84da5400 [ 1324.799413][ T32] r4:00000001 [ 1324.799449][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.799485][ T32] Exception stack(0xdfbbdfb0 to 0xdfbbdff8) [ 1324.799529][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.799558][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.799585][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.799612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.799638][ T32] r4:84d14580 [ 1324.799848][ T32] INFO: task kworker/1:48:3214 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1324.799877][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.799929][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.799994][ T32] Call trace: [ 1324.800027][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.800094][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1324.800119][ T32] r4:00000000 [ 1324.800157][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.800198][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1324.800278][ T32] 9d20: 8007d000 eca73000 00000001 80239b98 7f185000 00000001 [ 1324.809330][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1324.809387][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1324.809434][ T32] r5:80070013 r4:80239bb0 [ 1324.809460][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.809516][ T32] r4:82ac11e4 [ 1324.809536][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.809578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1324.809600][ T32] r4:e04e9dc0 [ 1324.809624][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.809666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1324.809689][ T32] r4:00000000 [ 1324.809707][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.809751][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1324.809798][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.809844][ T32] r5:00001000 r4:dfe9b000 [ 1324.809863][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.809901][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.809941][ T32] r5:84ea6b8c r4:84ea6800 [ 1324.809959][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.810037][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1324.810061][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.810108][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.810129][ T32] r4:84fab300 [ 1324.810147][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.810191][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1324.810259][ T32] r4:00000001 [ 1324.810343][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.810634][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1324.810675][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.810703][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.810728][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.810758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.810809][ T32] r4:84faa100 [ 1324.810837][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.810867][ T32] INFO: task kworker/0:6:3218 blocked for more than 451 seconds. [ 1324.810897][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.810920][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.810951][ T32] task:kworker/0:6 state:D stack:0 pid:3218 tgid:3218 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.811030][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.811081][ T32] Call trace: [ 1324.811110][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1324.811181][ T32] r4:84da6000 ** 4 printk messages dropped ** [ 1324.811363][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb71e08 ** 7 printk messages dropped ** [ 1324.811609][ T32] r9:83018005 r8:84da6000 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 ** 1 printk messages dropped ** [ 1324.811681][ T32] r5:00001000 r4:eb64d000 ** 4 printk messages dropped ** [ 1324.811839][ T32] r7:dddced80 r6:83018000 r5:8508438c r4:847bb100 ** 7 printk messages dropped ** [ 1324.812085][ T32] Exception stack(0xdfb71fb0 to 0xdfb71ff8) ** 6 printk messages dropped ** [ 1324.812666][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1324.813022][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff ** 6 printk messages dropped ** [ 1324.813262][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1324.813554][ T32] r5:84ea6b8c r4:84ea6800 ** 4 printk messages dropped ** [ 1324.813708][ T32] r4:84fab300 ** 3 printk messages dropped ** [ 1324.813849][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1324.814097][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1324.814302][ T32] r10:82918930 r9:dfbc5d84 r8:00000002 r7:60000013 r6:dfbc5d8c r5:84da6c00 ** 7 printk messages dropped ** [ 1324.814569][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1324.814884][ T32] r5:00001000 r4:eb28f000 [ 1324.814902][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.814939][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.814979][ T32] r5:8508338c r4:85083000 [ 1324.814998][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.815041][ T32] r7:dddced80 r6:83018000 r5:8508338c r4:847bb200 [ 1324.815061][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.815106][ T32] r10:61c88647 r9:84da6c00 r8:847bb22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.815140][ T32] r4:847bb200 [ 1324.815161][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.815206][ T32] r10:00000000 r9:847bb200 r8:8027f5e8 r7:dfb71e60 r6:847bb280 r5:84da6c00 [ 1324.815226][ T32] r4:00000001 [ 1324.815263][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.815300][ T32] Exception stack(0xdfbc5fb0 to 0xdfbc5ff8) [ 1324.815344][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.815376][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.815402][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.815430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.815452][ T32] r4:847b9980 [ 1324.815668][ T32] INFO: task kworker/0:7:3220 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1324.815698][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.815751][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.815793][ T32] Call trace: [ 1324.815821][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.815868][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1324.815909][ T32] r4:00000000 [ 1324.815931][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.815971][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1324.815999][ T32] 9d20: 8007d000 eca73000 00000001 80239b98 7f185000 00000001 [ 1324.816041][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1324.816088][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1324.816115][ T32] r5:80070013 r4:80239bb0 [ 1324.816135][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.816174][ T32] r4:82ac11e4 [ 1324.816193][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.816234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1324.816255][ T32] r4:e04e9dc0 [ 1324.816296][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.816339][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1324.816360][ T32] r4:00000000 [ 1324.816379][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.816444][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1324.816486][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.816530][ T32] r5:00001000 r4:dfe9b000 [ 1324.816549][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.816588][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.816637][ T32] r5:84ea6b8c r4:84ea6800 [ 1324.816656][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1324.816764][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1324.816955][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1324.817256][ T32] task:kworker/1:49 state:D stack:0 pid:3221 tgid:3221 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1324.817607][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbd9e08 ** 7 printk messages dropped ** [ 1324.817952][ T32] r9:83018205 r8:84da3000 r7:00000000 r6:83018200 r5:00001000 r4:7f375000 ** 1 printk messages dropped ** [ 1324.818028][ T32] r5:00001000 r4:ed089000 ** 4 printk messages dropped ** [ 1324.818187][ T32] r7:ddde2d80 r6:83018200 r5:85a35b8c r4:846cd000 ** 4 printk messages dropped ** [ 1324.818380][ T32] r10:00000000 r9:846cd000 r8:8027f5e8 r7:dfbbde60 r6:847bb300 r5:84da3000 ** 6 printk messages dropped ** [ 1324.818620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1324.819194][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1324.819304][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 ** 3 printk messages dropped ** [ 1324.819420][ T32] r4:82ac11e4 [ 1324.819439][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.819481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1324.819502][ T32] r4:e04e9dc0 [ 1324.819521][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.819561][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1324.819592][ T32] r4:00000000 [ 1324.819614][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.819666][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1324.819686][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.819726][ T32] r5:00001000 r4:dfe9b000 [ 1324.819744][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.819781][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.819820][ T32] r5:84ea6b8c r4:84ea6800 [ 1324.819848][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.819898][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1324.819935][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.819996][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.820021][ T32] r4:84fab300 [ 1324.820040][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.820083][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1324.820104][ T32] r4:00000001 [ 1324.820122][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.820155][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1324.820180][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.820207][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.820271][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.852220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.852265][ T32] r4:84faa100 [ 1324.852291][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.852344][ T32] INFO: task kworker/1:50:3222 blocked for more than 451 seconds. [ 1324.852396][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.852424][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.852447][ T32] task:kworker/1:50 state:D stack:0 pid:3222 tgid:3222 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.852505][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.852595][ T32] Call trace: [ 1324.852637][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1324.852709][ T32] r10:82918930 r9:dfbddd84 r8:00000002 r7:60000113 r6:dfbddd8c r5:84df8000 [ 1324.852741][ T32] r4:84df8000 [ 1324.852762][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1324.852803][ T32] r5:84df8000 r4:8291892c [ 1324.852833][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.852875][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.852929][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbdde08 [ 1324.852959][ T32] r4:00000000 [ 1324.852977][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1324.853038][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.853087][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.853128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859ca580 [ 1324.853149][ T32] r4:00000000 [ 1324.853167][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.853212][ T32] r9:83018205 r8:84df8000 r7:00000000 r6:83018200 r5:00001000 r4:7f375000 [ 1324.853232][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.853287][ T32] r5:00001000 r4:dfbb1000 [ 1324.853309][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.853369][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.853423][ T32] r5:85ac2f8c r4:85ac2c00 [ 1324.853445][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.853492][ T32] r7:ddde2d80 r6:83018200 r5:85ac2f8c r4:846cd080 [ 1324.853512][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.853557][ T32] r10:61c88647 r9:84df8000 r8:846cd0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.853578][ T32] r4:846cd080 [ 1324.853597][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.853645][ T32] r10:00000000 r9:846cd080 r8:8027f5e8 r7:dfbbde60 r6:847bb380 r5:84df8000 [ 1324.853666][ T32] r4:00000001 [ 1324.853684][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.853719][ T32] Exception stack(0xdfbddfb0 to 0xdfbddff8) [ 1324.853746][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.853812][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.853842][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.853870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.853890][ T32] r4:84d14600 [ 1324.854305][ T32] INFO: task kworker/1:50:3222 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1324.854336][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.854391][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.854456][ T32] Call trace: [ 1324.854489][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.854567][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1324.854593][ T32] r4:00000000 [ 1324.854612][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.854655][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1324.854687][ T32] 9d20: 80822000 eca73000 00000001 80239b98 7f185000 00000001 [ 1324.854716][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1324.854740][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1324.854762][ T32] r5:80070013 r4:80239bb0 [ 1324.854782][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.854822][ T32] r4:82ac11e4 [ 1324.854840][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.854893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1324.854918][ T32] r4:e04e9dc0 [ 1324.854968][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.855034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 6 printk messages dropped ** [ 1324.855304][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1324.855408][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 4 printk messages dropped ** [ 1324.855564][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 9 printk messages dropped ** [ 1324.855856][ T32] INFO: task kworker/1:51:3225 blocked for more than 451 seconds. ** 7 printk messages dropped ** [ 1324.856152][ T32] r4:83aaa400 ** 4 printk messages dropped ** [ 1324.856310][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbd1e08 ** 8 printk messages dropped ** [ 1324.856585][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.856633][ T32] r5:00001000 r4:ec7e3000 ** 1 printk messages dropped ** [ 1324.856709][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1324.857037][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1324.857234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.857258][ T32] r4:84d149c0 [ 1324.857480][ T32] INFO: task kworker/1:51:3225 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1324.857509][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.857584][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.857634][ T32] Call trace: [ 1324.857681][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.857734][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1324.857756][ T32] r4:00000000 [ 1324.857814][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.857856][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1324.857884][ T32] 9d20: 80822000 eca73000 00000001 80239b98 7f185000 00000001 [ 1324.857914][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1324.857937][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1324.857979][ T32] r5:80070013 r4:80239bb0 [ 1324.858020][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.858063][ T32] r4:82ac11e4 [ 1324.858082][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.858123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1324.858144][ T32] r4:e04e9dc0 [ 1324.858161][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.858201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1324.858222][ T32] r4:00000000 [ 1324.858241][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.858292][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1324.858316][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.858357][ T32] r5:00001000 r4:dfe9b000 [ 1324.858375][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.858413][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.858453][ T32] r5:84ea6b8c r4:84ea6800 [ 1324.858483][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.858529][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1324.858549][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.858604][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.858633][ T32] r4:84fab300 [ 1324.858652][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.858695][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1324.858716][ T32] r4:00000001 [ 1324.858733][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.858766][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1324.858800][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.858831][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.858856][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.858903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.858927][ T32] r4:84faa100 [ 1324.858946][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.858989][ T32] INFO: task kworker/1:52:3227 blocked for more than 451 seconds. [ 1324.859018][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.859067][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.859090][ T32] task:kworker/1:52 state:D stack:0 pid:3227 tgid:3227 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.859131][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.859171][ T32] Call trace: [ 1324.859229][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1324.859277][ T32] r10:82918930 r9:dfbedd84 r8:00000002 r7:60000113 r6:dfbedd8c r5:83aa8c00 [ 1324.859298][ T32] r4:83aa8c00 [ 1324.859316][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1324.859373][ T32] r5:83aa8c00 r4:8291892c [ 1324.859395][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.859433][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.859478][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbede08 [ 1324.859499][ T32] r4:00000000 [ 1324.859517][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1324.859553][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1324.859632][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e35680 ** 4 printk messages dropped ** [ 1324.859773][ T32] r5:00001000 r4:ecfe3000 [ 1324.859791][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.859828][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1324.859930][ T32] r7:ddde2d80 r6:83018200 r5:84d6178c r4:846cd200 ** 2 printk messages dropped ** [ 1324.860038][ T32] r4:846cd200 ** 4 printk messages dropped ** [ 1324.860192][ T32] Exception stack(0xdfbedfb0 to 0xdfbedff8) ** 3 printk messages dropped ** [ 1324.879292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1324.879838][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1324.880170][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 5 printk messages dropped ** [ 1324.880745][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1324.880834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 5 printk messages dropped ** [ 1324.881029][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 ** 4 printk messages dropped ** [ 1324.881192][ T32] r5:84ea6b8c r4:84ea6800 ** 2 printk messages dropped ** [ 1324.881301][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1324.881444][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 5 printk messages dropped ** [ 1324.881649][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1324.881788][ T32] INFO: task kworker/1:53:3230 blocked for more than 451 seconds. ** 7 printk messages dropped ** [ 1324.882058][ T32] r4:83aae000 ** 4 printk messages dropped ** [ 1324.882305][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbf9e08 ** 3 printk messages dropped ** [ 1324.882422][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.882463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e35700 [ 1324.882485][ T32] r4:00000000 [ 1324.882502][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.882566][ T32] r9:83018205 r8:83aae000 r7:00000000 r6:83018200 r5:00001000 r4:7f6eb000 [ 1324.882612][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.882671][ T32] r5:00001000 r4:ed007000 [ 1324.882693][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.882751][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.882816][ T32] r5:84d6138c r4:84d61000 [ 1324.882837][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.882882][ T32] r7:ddde2d80 r6:83018200 r5:84d6138c r4:846cd300 [ 1324.882901][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.882955][ T32] r10:61c88647 r9:83aae000 r8:846cd32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.883007][ T32] r4:846cd300 [ 1324.883047][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.883099][ T32] r10:00000000 r9:846cd300 r8:8027f5e8 r7:dfbede60 r6:846cd380 r5:83aae000 [ 1324.883120][ T32] r4:00000001 [ 1324.883137][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.883170][ T32] Exception stack(0xdfbf9fb0 to 0xdfbf9ff8) [ 1324.883195][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.883221][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.883265][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.883295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.883335][ T32] r4:84d14c00 [ 1324.883778][ T32] INFO: task kworker/1:53:3230 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1324.883813][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.883890][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.883934][ T32] Call trace: [ 1324.883963][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.884011][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1324.884033][ T32] r4:00000000 [ 1324.884050][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.884087][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1324.884114][ T32] 9d20: 80c57000 eca73000 00000001 80239b98 7f185000 00000001 [ 1324.884142][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1324.884200][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1324.884227][ T32] r5:80070013 r4:80239bb0 [ 1324.884247][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.884286][ T32] r4:82ac11e4 [ 1324.884314][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.884383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1324.884408][ T32] r4:e04e9dc0 [ 1324.884426][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.884467][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1324.884487][ T32] r4:00000000 [ 1324.884504][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.884547][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1324.884577][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.884625][ T32] r5:00001000 r4:dfe9b000 [ 1324.884645][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.884707][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.884769][ T32] r5:84ea6b8c r4:84ea6800 [ 1324.884805][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.884862][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1324.884885][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.884932][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.884953][ T32] r4:84fab300 [ 1324.884981][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.885026][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1324.885048][ T32] r4:00000001 [ 1324.885066][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.885099][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1324.885124][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.885150][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.885183][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.885213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.885235][ T32] r4:84faa100 [ 1324.885253][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.885276][ T32] INFO: task kworker/1:54:3231 blocked for more than 451 seconds. [ 1324.885302][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.885324][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.885343][ T32] task:kworker/1:54 state:D stack:0 pid:3231 tgid:3231 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.885384][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1324.885520][ T32] r10:82918930 r9:dfc11d84 r8:00000002 r7:60000113 r6:dfc11d8c r5:84df8c00 ** 7 printk messages dropped ** [ 1324.885841][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1324.886103][ T32] r5:00001000 r4:ecf79000 [ 1324.886124][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1324.886283][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1324.886607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1324.887107][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1324.887220][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 ** 8 printk messages dropped ** [ 1324.887519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 11 printk messages dropped ** [ 1324.887946][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1324.888201][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1324.888489][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1324.888672][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1324.888954][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.888994][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e35580 [ 1324.889014][ T32] r4:00000000 [ 1324.889031][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.889075][ T32] r9:83018205 r8:84dfa400 r7:00000000 r6:83018200 r5:00001000 r4:7f6e7000 [ 1324.889095][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.889146][ T32] r5:00001000 r4:ecfa9000 [ 1324.889167][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.889205][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.889245][ T32] r5:84d61b8c r4:84d61800 [ 1324.889263][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.889306][ T32] r7:ddde2d80 r6:83018200 r5:84d61b8c r4:846cd480 [ 1324.889325][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.889368][ T32] r10:61c88647 r9:84dfa400 r8:846cd4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.889389][ T32] r4:846cd480 [ 1324.889432][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.889481][ T32] r10:00000000 r9:846cd480 r8:8027f5e8 r7:dfc11e60 r6:847bb480 r5:84dfa400 [ 1324.889502][ T32] r4:00000001 [ 1324.889520][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.889552][ T32] Exception stack(0xdfc25fb0 to 0xdfc25ff8) [ 1324.889576][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.889602][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.889632][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.889660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.889680][ T32] r4:846ce9c0 [ 1324.889909][ T32] INFO: task kworker/1:55:3233 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1324.889940][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.890018][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.890061][ T32] Call trace: [ 1324.890089][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.890138][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1324.890160][ T32] r4:00000000 [ 1324.890177][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.890214][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1324.890241][ T32] 9d20: 80c57000 eca73000 00000001 80239b98 7f185000 00000001 [ 1324.890292][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1324.922883][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1324.922934][ T32] r5:80070013 r4:80239bb0 [ 1324.922956][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.923019][ T32] r4:82ac11e4 [ 1324.923039][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.923082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1324.923104][ T32] r4:e04e9dc0 [ 1324.923134][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.923182][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1324.923205][ T32] r4:00000000 [ 1324.923223][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.923270][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1324.923290][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.923335][ T32] r5:00001000 r4:dfe9b000 [ 1324.923374][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.923418][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.923481][ T32] r5:84ea6b8c r4:84ea6800 [ 1324.923530][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.923599][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1324.923623][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.923690][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.923716][ T32] r4:84fab300 [ 1324.923735][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.923788][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1324.923813][ T32] r4:00000001 [ 1324.923847][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.923905][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 2 printk messages dropped ** [ 1324.923987][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1324.924334][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1324.924692][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc2de08 ** 7 printk messages dropped ** [ 1324.924956][ T32] r9:83018205 r8:84dfbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f6df000 ** 1 printk messages dropped ** [ 1324.925022][ T32] r5:00001000 r4:ece5d000 ** 4 printk messages dropped ** [ 1324.925178][ T32] r7:ddde2d80 r6:83018200 r5:84d5cb8c r4:846cd500 ** 7 printk messages dropped ** [ 1324.925455][ T32] Exception stack(0xdfc2dfb0 to 0xdfc2dff8) ** 6 printk messages dropped ** [ 1324.926077][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1324.926511][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1324.926746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 9 printk messages dropped ** [ 1324.927072][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 5 printk messages dropped ** [ 1324.927251][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1324.927355][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1324.927707][ T32] Call trace: ** 5 printk messages dropped ** [ 1324.927893][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1324.928299][ T32] r9:83018205 r8:84df9800 r7:00000000 r6:83018200 r5:00001000 r4:7f6e3000 ** 1 printk messages dropped ** [ 1324.928366][ T32] r5:00001000 r4:ecf29000 [ 1324.928403][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.928452][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.928496][ T32] r5:84d5c38c r4:84d5c000 [ 1324.928514][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.928557][ T32] r7:ddde2d80 r6:83018200 r5:84d5c38c r4:846cd580 [ 1324.928575][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.928623][ T32] r10:61c88647 r9:84df9800 r8:846cd5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.928645][ T32] r4:846cd580 [ 1324.928662][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.928723][ T32] r10:00000000 r9:846cd580 r8:8027f5e8 r7:dfc2de60 r6:847bb580 r5:84df9800 [ 1324.928748][ T32] r4:00000001 [ 1324.928767][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.928801][ T32] Exception stack(0xdfc31fb0 to 0xdfc31ff8) [ 1324.928826][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.928853][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.928878][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.928904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.928925][ T32] r4:84777640 [ 1324.929140][ T32] INFO: task kworker/1:57:3236 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1324.929169][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.929221][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.929265][ T32] Call trace: [ 1324.929294][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.929341][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1324.929363][ T32] r4:00000000 [ 1324.929380][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.929417][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1324.929464][ T32] 9d20: 8174b000 eca73000 00000001 80239b98 7f185000 00000001 [ 1324.929497][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1324.929523][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1324.929546][ T32] r5:80070013 r4:80239bb0 [ 1324.929565][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.929604][ T32] r4:82ac11e4 [ 1324.929627][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.929669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1324.929710][ T32] r4:e04e9dc0 [ 1324.929731][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.929790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1324.929813][ T32] r4:00000000 [ 1324.929831][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.929895][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1324.929919][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.929962][ T32] r5:00001000 r4:dfe9b000 [ 1324.929980][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.930039][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.930085][ T32] r5:84ea6b8c r4:84ea6800 [ 1324.930105][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.930151][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1324.930203][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.930253][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.930323][ T32] r4:84fab300 [ 1324.941310][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.941399][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1324.941423][ T32] r4:00000001 [ 1324.941443][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.941481][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1324.941511][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.941538][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.941564][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.941612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.941662][ T32] r4:84faa100 [ 1324.941688][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.941717][ T32] INFO: task kworker/1:58:3238 blocked for more than 451 seconds. [ 1324.941748][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.941804][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.941829][ T32] task:kworker/1:58 state:D stack:0 pid:3238 tgid:3238 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.941886][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.941932][ T32] Call trace: [ 1324.941999][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1324.942052][ T32] r10:82918930 r9:dfc3dd84 r8:00000002 r7:60000113 r6:dfc3dd8c r5:84dfb000 [ 1324.942090][ T32] r4:84dfb000 [ 1324.942131][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1324.942185][ T32] r5:84dfb000 r4:8291892c [ 1324.942204][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.942244][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.942289][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc3de08 [ 1324.942310][ T32] r4:00000000 [ 1324.942328][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1324.942363][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.942401][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.942442][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e35240 ** 4 printk messages dropped ** [ 1324.942641][ T32] r5:00001000 r4:ece97000 [ 1324.942661][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1324.942779][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1324.942997][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1324.943118][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1324.943789][ T32] Call trace: ** 4 printk messages dropped ** [ 1324.943943][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1324.943989][ T32] 9d20: 8174b000 eca73000 00000001 80239b98 7f185000 00000001 [ 1324.944022][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1324.944046][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1324.944089][ T32] r5:80070013 r4:80239bb0 [ 1324.944111][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.944152][ T32] r4:82ac11e4 [ 1324.944171][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.944212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1324.944234][ T32] r4:e04e9dc0 [ 1324.944252][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.944292][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1324.944313][ T32] r4:00000000 [ 1324.944330][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.944382][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1324.944407][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.944450][ T32] r5:00001000 r4:dfe9b000 [ 1324.944468][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.944505][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.944545][ T32] r5:84ea6b8c r4:84ea6800 [ 1324.944584][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.944639][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 1 printk messages dropped ** [ 1324.944709][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1324.944950][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1324.945186][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1324.945337][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1324.945601][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1324.945823][ T32] r5:00001000 r4:ecd51000 [ 1324.945864][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1324.945966][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1324.946248][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1324.946445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1324.946948][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 4 printk messages dropped ** [ 1324.947104][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 ** 7 printk messages dropped ** [ 1324.947335][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1324.947743][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 4 printk messages dropped ** [ 1324.947913][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 8 printk messages dropped ** [ 1324.948202][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1324.948542][ T32] r4:84dfe000 ** 4 printk messages dropped ** [ 1324.948707][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc51e08 ** 7 printk messages dropped ** [ 1324.949033][ T32] r9:83018205 r8:84dfe000 r7:00000000 r6:83018200 r5:00001000 r4:7f6dd000 ** 1 printk messages dropped ** [ 1324.949110][ T32] r5:00001000 r4:ece1f000 ** 3 printk messages dropped ** [ 1324.949224][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1324.949439][ T32] r10:00000000 r9:846cd700 r8:8027f5e8 r7:dfc4de60 r6:847bb700 r5:84dfe000 ** 3 printk messages dropped ** [ 1324.949537][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.949577][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.949607][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.949640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.949661][ T32] r4:847b8300 [ 1324.949912][ T32] INFO: task kworker/1:60:3242 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1324.949944][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.949995][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.950039][ T32] Call trace: [ 1324.950067][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.950133][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1324.950178][ T32] r4:00000000 [ 1324.950200][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.950238][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1324.950266][ T32] 9d20: 8174b000 eca73000 00000001 80239b98 7f185000 00000001 [ 1324.972763][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1324.972845][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1324.972891][ T32] r5:80070013 r4:80239bb0 [ 1324.972917][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.972982][ T32] r4:82ac11e4 [ 1324.973002][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.973045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1324.973066][ T32] r4:e04e9dc0 [ 1324.973085][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.973126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1324.973169][ T32] r4:00000000 [ 1324.973191][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.973238][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1324.973259][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.973321][ T32] r5:00001000 r4:dfe9b000 [ 1324.973344][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.973385][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.973427][ T32] r5:84ea6b8c r4:84ea6800 [ 1324.973467][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.973520][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1324.973541][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.973587][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.973624][ T32] r4:84fab300 [ 1324.973647][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.973701][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1324.973722][ T32] r4:00000001 [ 1324.973776][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.973838][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1324.973886][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.973916][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.973942][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.973978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.974005][ T32] r4:84faa100 [ 1324.974029][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.974058][ T32] INFO: task kworker/1:61:3245 blocked for more than 451 seconds. [ 1324.974089][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.974112][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.974132][ T32] task:kworker/1:61 state:D stack:0 pid:3245 tgid:3245 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.974187][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.974244][ T32] Call trace: [ 1324.974301][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1324.974350][ T32] r10:82918930 r9:dfc69d84 r8:00000002 r7:60000113 r6:dfc69d8c r5:84e08000 [ 1324.974372][ T32] r4:84e08000 [ 1324.974389][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1324.974428][ T32] r5:84e08000 r4:8291892c [ 1324.974446][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.974503][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.974553][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc69e08 [ 1324.974583][ T32] r4:00000000 [ 1324.974612][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1324.974679][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.974720][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.974762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8571e940 [ 1324.974803][ T32] r4:00000000 [ 1324.974824][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.974869][ T32] r9:83018205 r8:84e08000 r7:00000000 r6:83018200 r5:00001000 r4:7f6db000 [ 1324.974897][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.974940][ T32] r5:00001000 r4:ecdd9000 [ 1324.974959][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.974995][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.975035][ T32] r5:84d5d38c r4:84d5d000 [ 1324.975053][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.975096][ T32] r7:ddde2d80 r6:83018200 r5:84d5d38c r4:846cd780 [ 1324.975125][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.975173][ T32] r10:61c88647 r9:84e08000 r8:846cd7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.975194][ T32] r4:846cd780 [ 1324.975220][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1324.975338][ T32] Exception stack(0xdfc69fb0 to 0xdfc69ff8) ** 4 printk messages dropped ** [ 1324.975504][ T32] r4:847b8400 ** 5 printk messages dropped ** [ 1324.976191][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 5 printk messages dropped ** [ 1324.976389][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1324.976647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 9 printk messages dropped ** [ 1324.977013][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 4 printk messages dropped ** [ 1324.977168][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 8 printk messages dropped ** [ 1324.977424][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1324.977731][ T32] r4:84e09800 ** 4 printk messages dropped ** [ 1324.977936][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc7de08 ** 7 printk messages dropped ** [ 1324.978214][ T32] r9:83018205 r8:84e09800 r7:00000000 r6:83018200 r5:00001000 r4:7f6d7000 ** 1 printk messages dropped ** [ 1324.978279][ T32] r5:00001000 r4:ecc7d000 ** 4 printk messages dropped ** [ 1324.978474][ T32] r7:ddde2d80 r6:83018200 r5:84d5df8c r4:846cd800 [ 1324.978493][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.978536][ T32] r10:61c88647 r9:84e09800 r8:846cd82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.978580][ T32] r4:846cd800 [ 1324.978600][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.978650][ T32] r10:00000000 r9:846cd800 r8:8027f5e8 r7:dfc4de60 r6:847bb800 r5:84e09800 [ 1324.978671][ T32] r4:00000001 [ 1324.978688][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.978722][ T32] Exception stack(0xdfc7dfb0 to 0xdfc7dff8) [ 1324.978747][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.978774][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.978799][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.978826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.978847][ T32] r4:847b88c0 [ 1324.979082][ T32] INFO: task kworker/1:62:3247 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1324.979113][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.979188][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.979232][ T32] Call trace: [ 1324.979261][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1324.979309][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1324.979331][ T32] r4:00000000 [ 1324.979349][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.979385][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1324.979413][ T32] 9d20: 81c81000 eca73000 00000001 80239b98 7f185000 00000001 [ 1324.979441][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1324.979476][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1324.979503][ T32] r5:80070013 r4:80239bb0 [ 1324.979522][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.979561][ T32] r4:82ac11e4 [ 1324.979579][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.979627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1324.979651][ T32] r4:e04e9dc0 [ 1324.979669][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.979710][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1324.979731][ T32] r4:00000000 [ 1324.979749][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1324.979794][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1324.979832][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.979878][ T32] r5:00001000 r4:dfe9b000 [ 1324.979897][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.979935][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.979975][ T32] r5:84ea6b8c r4:84ea6800 [ 1324.979993][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.980038][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1324.980057][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.980112][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.980136][ T32] r4:84fab300 [ 1324.980155][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.980199][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1324.980220][ T32] r4:00000001 [ 1324.980303][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.997566][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1324.997628][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.997659][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.997685][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.997717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.997739][ T32] r4:84faa100 [ 1324.997804][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.997859][ T32] INFO: task kworker/1:63:3249 blocked for more than 451 seconds. [ 1324.997893][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.997917][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.997937][ T32] task:kworker/1:63 state:D stack:0 pid:3249 tgid:3249 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.998016][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.998085][ T32] Call trace: [ 1324.998128][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1324.998185][ T32] r10:82918930 r9:dfc85d84 r8:00000002 r7:60000113 r6:dfc85d8c r5:84e08c00 ** 3 printk messages dropped ** [ 1324.998321][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1324.998650][ T32] r9:83018205 r8:84e08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f6d5000 ** 1 printk messages dropped ** [ 1324.998732][ T32] r5:00001000 r4:ecb91000 ** 1 printk messages dropped ** [ 1324.998794][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1324.999045][ T32] r10:00000000 r9:846cd880 r8:8027f5e8 r7:dfc4de60 r6:847bb880 r5:84e08c00 ** 9 printk messages dropped ** [ 1324.999759][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1325.000251][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1325.012902][ T32] r4:e04e9dc0 ** 5 printk messages dropped ** [ 1325.013065][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1325.013388][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1325.013665][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1325.013933][ T32] task:kworker/1:64 state:D stack:0 pid:3251 tgid:3251 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1325.014360][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc91e08 ** 8 printk messages dropped ** [ 1325.014639][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.014685][ T32] r5:00001000 r4:eca89000 ** 3 printk messages dropped ** [ 1325.014824][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1325.015080][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1325.015284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1325.015985][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 8 printk messages dropped ** [ 1325.016292][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1325.016389][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1325.016699][ T32] r5:84ea6b8c r4:84ea6800 ** 4 printk messages dropped ** [ 1325.016851][ T32] r4:84fab300 ** 3 printk messages dropped ** [ 1325.016951][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1325.017146][ T32] INFO: task kworker/1:65:3253 blocked for more than 451 seconds. ** 4 printk messages dropped ** [ 1325.017344][ T32] Call trace: [ 1325.017379][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1325.017425][ T32] r10:82918930 r9:dfc99d84 r8:00000002 r7:60000113 r6:dfc99d8c r5:84e0bc00 [ 1325.017447][ T32] r4:84e0bc00 [ 1325.017484][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1325.017529][ T32] r5:84e0bc00 r4:8291892c [ 1325.017568][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.017608][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.017659][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc99e08 [ 1325.017680][ T32] r4:00000000 [ 1325.017701][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1325.017737][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.017802][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.017846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b8b880 [ 1325.017880][ T32] r4:00000000 [ 1325.017901][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.017945][ T32] r9:83018205 r8:84e0bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f589000 [ 1325.017978][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.018022][ T32] r5:00001000 r4:dfc8d000 [ 1325.018040][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.018077][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.018138][ T32] r5:84d5f78c r4:84d5f400 [ 1325.018159][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.018203][ T32] r7:ddde2d80 r6:83018200 r5:84d5f78c r4:846cd980 [ 1325.018221][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.018266][ T32] r10:61c88647 r9:84e0bc00 r8:846cd9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.018287][ T32] r4:846cd980 [ 1325.018304][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.018346][ T32] r10:00000000 r9:846cd980 r8:8027f5e8 r7:dfc91e60 r6:847bb980 r5:84e0bc00 [ 1325.018369][ T32] r4:00000001 [ 1325.018386][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.018419][ T32] Exception stack(0xdfc99fb0 to 0xdfc99ff8) [ 1325.018444][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.018470][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.018517][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.018637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.018670][ T32] r4:847b8ac0 [ 1325.018915][ T32] INFO: task kworker/1:65:3253 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1325.018945][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.018998][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.019042][ T32] Call trace: [ 1325.019070][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1325.019118][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1325.019140][ T32] r4:00000000 [ 1325.019158][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.019194][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1325.019221][ T32] 9d20: 824b2000 eca73000 00000001 80239b98 7f185000 00000001 [ 1325.019249][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1325.019273][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.019295][ T32] r5:80070013 r4:80239bb0 [ 1325.019314][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.019353][ T32] r4:82ac11e4 [ 1325.019372][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.019435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1325.019461][ T32] r4:e04e9dc0 [ 1325.019479][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.019519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1325.019540][ T32] r4:00000000 [ 1325.019558][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.019601][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1325.019630][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.019671][ T32] r5:00001000 r4:dfe9b000 [ 1325.019702][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.019743][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.019785][ T32] r5:84ea6b8c r4:84ea6800 [ 1325.019804][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.019848][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1325.019868][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.019912][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.019933][ T32] r4:84fab300 [ 1325.019950][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.019994][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1325.020014][ T32] r4:00000001 [ 1325.020032][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.020064][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1325.020090][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.020116][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.020164][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.020195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.020217][ T32] r4:84faa100 [ 1325.020236][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.034272][ T32] INFO: task kworker/1:66:3255 blocked for more than 451 seconds. [ 1325.034365][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.034392][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.034414][ T32] task:kworker/1:66 state:D stack:0 pid:3255 tgid:3255 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.034506][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.034598][ T32] Call trace: [ 1325.034684][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1325.034745][ T32] r10:82918930 r9:dfca9d84 r8:00000002 r7:60000113 r6:dfca9d8c r5:84e0d400 [ 1325.034767][ T32] r4:84e0d400 [ 1325.034787][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1325.034854][ T32] r5:84e0d400 r4:8291892c [ 1325.034877][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.034917][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1325.034983][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.035117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e23e00 ** 4 printk messages dropped ** [ 1325.035263][ T32] r5:00001000 r4:ed5e3000 ** 1 printk messages dropped ** [ 1325.035320][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1325.035522][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1325.035785][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1325.036327][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1325.036774][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 ** 7 printk messages dropped ** [ 1325.037034][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1325.037540][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 4 printk messages dropped ** [ 1325.037812][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 8 printk messages dropped ** [ 1325.038102][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 5 printk messages dropped ** [ 1325.038271][ T32] Call trace: ** 3 printk messages dropped ** [ 1325.038380][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1325.038640][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1325.038947][ T32] r5:00001000 r4:ecacd000 [ 1325.038965][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1325.039103][ T32] r7:ddde2d80 r6:83018200 r5:84d5e78c r4:846cda80 ** 5 printk messages dropped ** [ 1325.039361][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1325.039553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 4 printk messages dropped ** [ 1325.039990][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.040144][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 3 printk messages dropped ** [ 1325.040245][ T32] r5:80070013 r4:80239bb0 [ 1325.040305][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.058103][ T32] r4:82ac11e4 [ 1325.058145][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.058209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1325.058246][ T32] r4:e04e9dc0 [ 1325.058269][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.058312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1325.058350][ T32] r4:00000000 [ 1325.058371][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.058417][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1325.058438][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.058482][ T32] r5:00001000 r4:dfe9b000 [ 1325.058501][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.058538][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.058588][ T32] r5:84ea6b8c r4:84ea6800 [ 1325.058610][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.058668][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1325.058688][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.058733][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.058754][ T32] r4:84fab300 [ 1325.058773][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.058816][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1325.058837][ T32] r4:00000001 [ 1325.058855][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.058891][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1325.058921][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.058947][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.058972][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.059000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.059021][ T32] r4:84faa100 [ 1325.059042][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.059071][ T32] INFO: task kworker/0:8:3258 blocked for more than 451 seconds. [ 1325.059101][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.059124][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.059163][ T32] task:kworker/0:8 state:D stack:0 pid:3258 tgid:3258 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.059235][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.059279][ T32] Call trace: [ 1325.059309][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1325.059356][ T32] r10:82918930 r9:dfcb5d84 r8:00000002 r7:60000013 r6:dfcb5d8c r5:84e0c800 [ 1325.059378][ T32] r4:84e0c800 [ 1325.059406][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1325.059448][ T32] r5:84e0c800 r4:8291892c [ 1325.059467][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.059505][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.059577][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcb5e08 [ 1325.059602][ T32] r4:00000000 [ 1325.059625][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1325.059672][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.059710][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.059750][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850bfd00 [ 1325.059773][ T32] r4:00000000 [ 1325.059791][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.059833][ T32] r9:83018005 r8:84e0c800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1325.059890][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.059934][ T32] r5:00001000 r4:eb603000 [ 1325.059953][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.059989][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.060047][ T32] r5:85083f8c r4:85083c00 [ 1325.060069][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.060113][ T32] r7:dddced80 r6:83018000 r5:85083f8c r4:847bbb00 [ 1325.060151][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.060198][ T32] r10:61c88647 r9:84e0c800 r8:847bbb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.060238][ T32] r4:847bbb00 [ 1325.060301][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.072404][ T32] r10:00000000 r9:847bbb00 r8:8027f5e8 r7:dfb71e60 r6:847bbb80 r5:84e0c800 [ 1325.072475][ T32] r4:00000001 [ 1325.072527][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.072619][ T32] Exception stack(0xdfcb5fb0 to 0xdfcb5ff8) [ 1325.072659][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.072688][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.072714][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.072741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.072788][ T32] r4:847bec80 [ 1325.073213][ T32] INFO: task kworker/0:8:3258 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1325.073245][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.073342][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.073422][ T32] Call trace: [ 1325.073454][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1325.073505][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1325.073528][ T32] r4:00000000 [ 1325.073546][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.073584][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1325.073612][ T32] 9d20: 83046000 eca73000 00000001 80239b98 7f185000 00000001 [ 1325.073647][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1325.073672][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.073717][ T32] r5:80070013 r4:80239bb0 [ 1325.073741][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.073833][ T32] r4:82ac11e4 [ 1325.073866][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.073930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1325.073956][ T32] r4:e04e9dc0 [ 1325.073976][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.074017][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1325.074038][ T32] r4:00000000 [ 1325.074056][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.074100][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1325.074122][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.074164][ T32] r5:00001000 r4:dfe9b000 [ 1325.074184][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.074221][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.074286][ T32] r5:84ea6b8c r4:84ea6800 [ 1325.074309][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.074355][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1325.074376][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.074452][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.074493][ T32] r4:84fab300 [ 1325.074515][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.074562][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1325.074584][ T32] r4:00000001 [ 1325.074613][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.074656][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1325.074712][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1325.074919][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1325.075033][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.075074][ T32] Call trace: [ 1325.075103][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1325.075147][ T32] r10:82918930 r9:dfcc5d84 r8:00000002 r7:60000113 r6:dfcc5d8c r5:84dfc800 [ 1325.075168][ T32] r4:84dfc800 [ 1325.075186][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1325.075225][ T32] r5:84dfc800 r4:8291892c [ 1325.075257][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.075299][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.075344][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcc5e08 [ 1325.075375][ T32] r4:00000000 [ 1325.075399][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1325.075436][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.075471][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.075510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e23f00 [ 1325.075531][ T32] r4:00000000 [ 1325.075548][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.075590][ T32] r9:83018205 r8:84dfc800 r7:00000000 r6:83018200 r5:00001000 r4:7f60d000 [ 1325.075610][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.075655][ T32] r5:00001000 r4:dfcd3000 [ 1325.075696][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.075737][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.075779][ T32] r5:84d5eb8c r4:84d5e800 [ 1325.075799][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.075861][ T32] r7:ddde2d80 r6:83018200 r5:84d5eb8c r4:846cdb00 [ 1325.075884][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.075930][ T32] r10:61c88647 r9:84dfc800 r8:846cdb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.075951][ T32] r4:846cdb00 [ 1325.075968][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.076010][ T32] r10:00000000 r9:846cdb00 r8:8027f5e8 r7:dfca9e60 r6:847bbc00 r5:84dfc800 [ 1325.076031][ T32] r4:00000001 [ 1325.076048][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.076082][ T32] Exception stack(0xdfcc5fb0 to 0xdfcc5ff8) [ 1325.076106][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.076133][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.076159][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.076186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.076206][ T32] r4:847b8d00 [ 1325.076451][ T32] INFO: task kworker/1:68:3260 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1325.076481][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.076556][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.076604][ T32] Call trace: [ 1325.076659][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1325.076709][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1325.076731][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1325.076787][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 5 printk messages dropped ** [ 1325.076973][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1325.077034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 7 printk messages dropped ** [ 1325.077274][ T32] r5:00001000 r4:dfe9b000 ** 4 printk messages dropped ** [ 1325.077470][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 4 printk messages dropped ** [ 1325.077626][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 7 printk messages dropped ** [ 1325.077903][ T32] r4:84faa100 ** 4 printk messages dropped ** [ 1325.078041][ T32] task:kworker/1:69 state:D stack:0 pid:3262 tgid:3262 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1325.078487][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1325.078745][ T32] r5:00001000 r4:ed5d5000 [ 1325.078763][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1325.078928][ T32] r7:ddde2d80 r6:83018200 r5:84d5d78c r4:846cdb80 ** 5 printk messages dropped ** [ 1325.079115][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1325.079284][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1325.079753][ T32] Call trace: ** 3 printk messages dropped ** [ 1325.079888][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1325.080178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 1 printk messages dropped ** [ 1325.080241][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.102563][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1325.102674][ T32] r4:00000000 [ 1325.102721][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.102819][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1325.102845][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.102894][ T32] r5:00001000 r4:dfe9b000 [ 1325.102914][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.102953][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.102995][ T32] r5:84ea6b8c r4:84ea6800 [ 1325.103013][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.103060][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1325.103079][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.103125][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.103159][ T32] r4:84fab300 [ 1325.103191][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.103239][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1325.103262][ T32] r4:00000001 [ 1325.103279][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.103315][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1325.103344][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.103392][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.103421][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.103449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.103470][ T32] r4:84faa100 [ 1325.103493][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.103521][ T32] INFO: task kworker/1:70:3265 blocked for more than 451 seconds. [ 1325.103572][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.103597][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.103622][ T32] task:kworker/1:70 state:D stack:0 pid:3265 tgid:3265 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.103678][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.103722][ T32] Call trace: [ 1325.103772][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1325.103827][ T32] r10:82918930 r9:dfce1d84 r8:00000002 r7:60000113 r6:dfce1d8c r5:84e0a400 [ 1325.103849][ T32] r4:84e0a400 [ 1325.103881][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1325.103923][ T32] r5:84e0a400 r4:8291892c [ 1325.103954][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.103995][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.104061][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfce1e08 [ 1325.104107][ T32] r4:00000000 [ 1325.104148][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1325.104208][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.104275][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.104322][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e23c00 [ 1325.104345][ T32] r4:00000000 [ 1325.104384][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.104452][ T32] r9:83018205 r8:84e0a400 r7:00000000 r6:83018200 r5:00001000 r4:7f6cd000 [ 1325.104496][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.104541][ T32] r5:00001000 r4:ed5cf000 [ 1325.104560][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.104598][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.104644][ T32] r5:84d5f38c r4:84d5f000 [ 1325.104662][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.104708][ T32] r7:ddde2d80 r6:83018200 r5:84d5f38c r4:846cdc00 [ 1325.104727][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.104773][ T32] r10:61c88647 r9:84e0a400 r8:846cdc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.104794][ T32] r4:846cdc00 [ 1325.104811][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.104854][ T32] r10:00000000 r9:846cdc00 r8:8027f5e8 r7:dfcc5e60 r6:847bbd00 r5:84e0a400 [ 1325.104876][ T32] r4:00000001 [ 1325.104894][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1325.104993][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1325.105726][ T32] Call trace: ** 5 printk messages dropped ** [ 1325.105963][ T32] 9d20: 83695000 eca73000 00000001 80239b98 7f185000 00000001 ** 8 printk messages dropped ** [ 1325.106239][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1325.106581][ T32] r5:84ea6b8c r4:84ea6800 ** 3 printk messages dropped ** [ 1325.106748][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1325.107062][ T32] r4:84faa100 ** 4 printk messages dropped ** [ 1325.107199][ T32] task:kworker/1:71 state:D stack:0 pid:3266 tgid:3266 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.107263][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.107303][ T32] Call trace: [ 1325.107351][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1325.107439][ T32] r10:82918930 r9:dfce9d84 r8:00000002 r7:60000113 r6:dfce9d8c r5:84e00000 [ 1325.107464][ T32] r4:84e00000 [ 1325.107503][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1325.107567][ T32] r5:84e00000 r4:8291892c [ 1325.107613][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.107686][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.107736][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfce9e08 [ 1325.107758][ T32] r4:00000000 [ 1325.107797][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1325.107837][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.107883][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.107946][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d24c0 [ 1325.107970][ T32] r4:00000000 [ 1325.107988][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.108032][ T32] r9:83018205 r8:84e00000 r7:00000000 r6:83018200 r5:00001000 r4:7f6c1000 [ 1325.108051][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.108091][ T32] r5:00001000 r4:ed5ab000 [ 1325.108110][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.108169][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.108234][ T32] r5:85bf4b8c r4:85bf4800 [ 1325.108277][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.108324][ T32] r7:ddde2d80 r6:83018200 r5:85bf4b8c r4:846cdc80 [ 1325.108343][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.108387][ T32] r10:61c88647 r9:84e00000 r8:846cdcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.108408][ T32] r4:846cdc80 [ 1325.108426][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.108468][ T32] r10:00000000 r9:846cdc80 r8:8027f5e8 r7:dfcc5e60 r6:847bbd80 r5:84e00000 [ 1325.108512][ T32] r4:00000001 [ 1325.108553][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.108590][ T32] Exception stack(0xdfce9fb0 to 0xdfce9ff8) [ 1325.108621][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.108679][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.108709][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.108737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.108758][ T32] r4:847b9400 [ 1325.108993][ T32] INFO: task kworker/1:71:3266 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1325.109023][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.109075][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.109117][ T32] Call trace: [ 1325.109145][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1325.109192][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1325.109214][ T32] r4:00000000 [ 1325.109231][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.109288][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 1 printk messages dropped ** [ 1325.109348][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 ** 8 printk messages dropped ** [ 1325.109640][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 9 printk messages dropped ** [ 1325.110024][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1325.110045][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.110091][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.110132][ T32] r4:84fab300 [ 1325.110154][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.110198][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1325.110240][ T32] r4:00000001 [ 1325.110275][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.130631][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1325.130724][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.130770][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.130801][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.130835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.130858][ T32] r4:84faa100 [ 1325.130880][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.130909][ T32] INFO: task kworker/1:72:3268 blocked for more than 451 seconds. [ 1325.130941][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.130984][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.131008][ T32] task:kworker/1:72 state:D stack:0 pid:3268 tgid:3268 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.131065][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.131125][ T32] Call trace: [ 1325.131171][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1325.131228][ T32] r10:82918930 r9:dfcf9d84 r8:00000002 r7:60000113 r6:dfcf9d8c r5:84e01800 [ 1325.131251][ T32] r4:84e01800 [ 1325.131270][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1325.131310][ T32] r5:84e01800 r4:8291892c [ 1325.131338][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.131390][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.131438][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcf9e08 [ 1325.131461][ T32] r4:00000000 [ 1325.131478][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1325.131514][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.131552][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.131611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8571ee40 ** 4 printk messages dropped ** [ 1325.131831][ T32] r5:00001000 r4:ecb17000 [ 1325.131851][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.131889][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.131929][ T32] r5:85b1e38c r4:85b1e000 [ 1325.131948][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.132011][ T32] r7:ddde2d80 r6:83018200 r5:85b1e38c r4:846cdd00 [ 1325.132035][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.132081][ T32] r10:61c88647 r9:84e01800 r8:846cdd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.132102][ T32] r4:846cdd00 [ 1325.132138][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.132188][ T32] r10:00000000 r9:846cdd00 r8:8027f5e8 r7:dfcc5e60 r6:847bbe00 r5:84e01800 [ 1325.132209][ T32] r4:00000001 [ 1325.132248][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.132287][ T32] Exception stack(0xdfcf9fb0 to 0xdfcf9ff8) [ 1325.132313][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.132348][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.132377][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.132405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.132426][ T32] r4:84dc0280 [ 1325.132860][ T32] INFO: task kworker/1:72:3268 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1325.132893][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.132948][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.132991][ T32] Call trace: [ 1325.133019][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1325.133067][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1325.133088][ T32] r4:00000000 [ 1325.133106][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.133143][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1325.133180][ T32] 9d20: 83b64000 eca73000 00000001 80239b98 7f185000 00000001 [ 1325.133213][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1325.133238][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.133261][ T32] r5:80070013 r4:80239bb0 [ 1325.133281][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1325.133393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 10 printk messages dropped ** [ 1325.133845][ T32] r5:84ea6b8c r4:84ea6800 ** 3 printk messages dropped ** [ 1325.134015][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1325.134316][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1325.134623][ T32] Call trace: ** 5 printk messages dropped ** [ 1325.134807][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1325.135181][ T32] r9:83018205 r8:84e00c00 r7:00000000 r6:83018200 r5:00001000 r4:7f603000 ** 1 printk messages dropped ** [ 1325.135253][ T32] r5:00001000 r4:dfced000 [ 1325.135280][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1325.135510][ T32] r10:61c88647 r9:84e00c00 r8:846cddac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1325.135808][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.135834][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.135889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.135912][ T32] r4:84dc0100 [ 1325.136156][ T32] INFO: task kworker/1:73:3270 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1325.136186][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.136237][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.136280][ T32] Call trace: [ 1325.136308][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1325.136355][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1325.136377][ T32] r4:00000000 [ 1325.136394][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.136431][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1325.136469][ T32] 9d20: 83b64000 eca73000 00000001 80239b98 7f185000 00000001 [ 1325.136501][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1325.136525][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.136548][ T32] r5:80070013 r4:80239bb0 [ 1325.136567][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.136606][ T32] r4:82ac11e4 [ 1325.136632][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.136673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1325.136714][ T32] r4:e04e9dc0 [ 1325.136736][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.136777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1325.136819][ T32] r4:00000000 [ 1325.136842][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.136886][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1325.136929][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.136973][ T32] r5:00001000 r4:dfe9b000 [ 1325.136992][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.137029][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.137069][ T32] r5:84ea6b8c r4:84ea6800 [ 1325.137089][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.137132][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1325.137152][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.137206][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.137231][ T32] r4:84fab300 [ 1325.137250][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.137293][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1325.137314][ T32] r4:00000001 [ 1325.137331][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.137384][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1325.137412][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.137440][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.137465][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.137512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1325.137919][ T32] r10:82918930 r9:dfd1dd84 r8:00000002 r7:60000113 r6:dfd1dd8c r5:84e03c00 ** 15 printk messages dropped ** [ 1325.138623][ T32] r5:00001000 r4:ed997000 [ 1325.138653][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1325.138992][ T32] r10:00000000 r9:846cde00 r8:8027f5e8 r7:dfcc5e60 r6:847bbf00 r5:84e03c00 ** 16 printk messages dropped ** [ 1325.139778][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 13 printk messages dropped ** [ 1325.162383][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 ** 16 printk messages dropped ** [ 1325.163099][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1325.163191][ T32] r4:84faa100 [ 1325.163214][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.163253][ T32] INFO: task kworker/1:75:3274 blocked for more than 451 seconds. [ 1325.163285][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.163328][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.163352][ T32] task:kworker/1:75 state:D stack:0 pid:3274 tgid:3274 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.163430][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.163479][ T32] Call trace: [ 1325.163510][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1325.163603][ T32] r10:82918930 r9:dfcfdd84 r8:00000002 r7:60000113 r6:dfcfdd8c r5:84183000 [ 1325.163633][ T32] r4:84183000 [ 1325.163674][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1325.163718][ T32] r5:84183000 r4:8291892c [ 1325.163757][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.163835][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.163919][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcfde08 [ 1325.163945][ T32] r4:00000000 [ 1325.163964][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1325.164000][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.164039][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.164101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ba5c40 [ 1325.164148][ T32] r4:00000000 [ 1325.164178][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.164243][ T32] r9:83018205 r8:84183000 r7:00000000 r6:83018200 r5:00001000 r4:7f603000 [ 1325.164286][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.164330][ T32] r5:00001000 r4:dfcff000 [ 1325.164349][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.164407][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.164452][ T32] r5:85aeb78c r4:85aeb400 [ 1325.164493][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.164561][ T32] r7:ddde2d80 r6:83018200 r5:85aeb78c r4:846cde80 [ 1325.164607][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.164686][ T32] r10:61c88647 r9:84183000 r8:846cdeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.164711][ T32] r4:846cde80 [ 1325.164741][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1325.164982][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1325.166025][ T32] r5:80070013 r4:80239bb0 ** 11 printk messages dropped ** [ 1325.166489][ T32] r5:00001000 r4:dfe9b000 ** 10 printk messages dropped ** [ 1325.166930][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1325.167271][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1325.167806][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1325.168194][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.168235][ T32] r5:00001000 r4:ece4b000 [ 1325.168262][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.168302][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.168355][ T32] r5:85c45f8c r4:85c45c00 [ 1325.168376][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.168419][ T32] r7:ddde2d80 r6:83018200 r5:85c45f8c r4:846cdf80 [ 1325.168438][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.168537][ T32] r10:61c88647 r9:84186c00 r8:846cdfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 1 printk messages dropped ** [ 1325.168580][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1325.169287][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.169641][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 ** 12 printk messages dropped ** [ 1325.170201][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1325.191025][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1325.191520][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1325.191967][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1325.192493][ T32] r5:00001000 r4:ed8cf000 [ 1325.192513][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1325.192702][ T32] r7:ddde2d80 r6:83018200 r5:85cd278c r4:84dce080 ** 7 printk messages dropped ** [ 1325.193001][ T32] Exception stack(0xdfa09fb0 to 0xdfa09ff8) ** 6 printk messages dropped ** [ 1325.193678][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1325.194150][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1325.194451][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 10 printk messages dropped ** [ 1325.194837][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1325.195208][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.195512][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.195824][ T32] r5:84180000 r4:8291892c ** 5 printk messages dropped ** [ 1325.196109][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.196159][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.196203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858fc040 [ 1325.196224][ T32] r4:00000000 [ 1325.196241][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.196284][ T32] r9:83018005 r8:84180000 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1325.196304][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.196344][ T32] r5:00001000 r4:eb8b5000 [ 1325.196362][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.196399][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.196440][ T32] r5:85084f8c r4:85084c00 [ 1325.196470][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.196517][ T32] r7:dddced80 r6:83018000 r5:85084f8c r4:847bbf80 [ 1325.196560][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.196626][ T32] r10:61c88647 r9:84180000 r8:847bbfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.196672][ T32] r4:847bbf80 [ 1325.196693][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.196738][ T32] r10:00000000 r9:847bbf80 r8:8027f5e8 r7:dfb71e60 r6:84dce200 r5:84180000 [ 1325.196759][ T32] r4:00000001 [ 1325.196777][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.196841][ T32] Exception stack(0xdfa2dfb0 to 0xdfa2dff8) [ 1325.196881][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.196931][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.196960][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.196989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.197032][ T32] r4:84dc8880 [ 1325.197294][ T32] INFO: task kworker/0:9:3283 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1325.197327][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.197400][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.197447][ T32] Call trace: [ 1325.197477][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1325.197524][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1325.197556][ T32] r4:00000000 [ 1325.197596][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.197642][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1325.197672][ T32] 9d20: 84362000 eca73000 00000001 80239b98 7f185000 00000001 [ 1325.197721][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1325.197749][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.197794][ T32] r5:80070013 r4:80239bb0 [ 1325.197849][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.197893][ T32] r4:82ac11e4 [ 1325.197911][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.197952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1325.197989][ T32] r4:e04e9dc0 [ 1325.198030][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.198074][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1325.198116][ T32] r4:00000000 [ 1325.198158][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.198205][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1325.198226][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.198286][ T32] r5:00001000 r4:dfe9b000 [ 1325.198309][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.198348][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.198408][ T32] r5:84ea6b8c r4:84ea6800 [ 1325.198450][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.198499][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1325.198519][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.198564][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.198595][ T32] r4:84fab300 [ 1325.198624][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.198700][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1325.198725][ T32] r4:00000001 [ 1325.198744][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.198778][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1325.198825][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.198856][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.198882][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.198934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.198959][ T32] r4:84faa100 [ 1325.198977][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.199024][ T32] INFO: task kworker/1:78:3284 blocked for more than 451 seconds. [ 1325.199074][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.199120][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.199142][ T32] task:kworker/1:78 state:D stack:0 pid:3284 tgid:3284 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.199207][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.199264][ T32] Call trace: [ 1325.199294][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1325.199360][ T32] r10:82918930 r9:dfa35d84 r8:00000002 r7:60000113 r6:dfa35d8c r5:84181800 [ 1325.199405][ T32] r4:84181800 [ 1325.199428][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1325.199489][ T32] r5:84181800 r4:8291892c [ 1325.199511][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.199550][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.199594][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa35e08 [ 1325.199615][ T32] r4:00000000 [ 1325.199639][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1325.199700][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.199738][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.199779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85706200 [ 1325.199801][ T32] r4:00000000 [ 1325.199840][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.199910][ T32] r9:83018205 r8:84181800 r7:00000000 r6:83018200 r5:00001000 r4:7f709000 [ 1325.199934][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.200006][ T32] r5:00001000 r4:ed743000 [ 1325.200049][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.200091][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.200155][ T32] r5:85cd238c r4:85cd2000 [ 1325.200197][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.200243][ T32] r7:ddde2d80 r6:83018200 r5:85cd238c r4:84dce180 [ 1325.200313][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.219586][ T32] r10:61c88647 r9:84181800 r8:84dce1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.219638][ T32] r4:84dce180 [ 1325.219660][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.219728][ T32] r10:00000000 r9:84dce180 r8:8027f5e8 r7:dfa09e60 r6:84dce280 r5:84181800 [ 1325.219750][ T32] r4:00000001 [ 1325.219769][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.219806][ T32] Exception stack(0xdfa35fb0 to 0xdfa35ff8) [ 1325.219835][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.219862][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.219905][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.219937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 2 printk messages dropped ** [ 1325.220723][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1325.221178][ T32] 9d20: 84774000 eca73000 00000001 80239b98 7f185000 00000001 ** 4 printk messages dropped ** [ 1325.221327][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1325.221388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 2 printk messages dropped ** [ 1325.221470][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1325.221491][ T32] r4:00000000 [ 1325.221509][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.221554][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1325.221593][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.221646][ T32] r5:00001000 r4:dfe9b000 [ 1325.221666][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.221705][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.221747][ T32] r5:84ea6b8c r4:84ea6800 [ 1325.221793][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.221840][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1325.221860][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.221916][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.221963][ T32] r4:84fab300 [ 1325.221985][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.222031][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1325.222052][ T32] r4:00000001 [ 1325.222070][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.222104][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1325.222129][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.222157][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.222182][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.222241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.222275][ T32] r4:84faa100 [ 1325.222364][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.222397][ T32] INFO: task kworker/0:10:3285 blocked for more than 451 seconds. [ 1325.222429][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.222474][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.222500][ T32] task:kworker/0:10 state:D stack:0 pid:3285 tgid:3285 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.222581][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.222631][ T32] Call trace: [ 1325.222661][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1325.222706][ T32] r10:82918930 r9:dfa49d84 r8:00000002 r7:60000013 r6:dfa49d8c r5:84183c00 [ 1325.222745][ T32] r4:84183c00 [ 1325.222767][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1325.222817][ T32] r5:84183c00 r4:8291892c [ 1325.222860][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.222912][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.222957][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa49e08 [ 1325.222979][ T32] r4:00000000 [ 1325.222997][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1325.223057][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.223095][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.223136][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850bff00 [ 1325.223167][ T32] r4:00000000 [ 1325.223188][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.223232][ T32] r9:83018005 r8:84183c00 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1325.223253][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.223292][ T32] r5:00001000 r4:eb835000 [ 1325.223331][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.223393][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.223458][ T32] r5:8508478c r4:85084400 [ 1325.223480][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.223525][ T32] r7:dddced80 r6:83018000 r5:8508478c r4:84dcf000 [ 1325.223566][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.223612][ T32] r10:61c88647 r9:84183c00 r8:84dcf02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.223650][ T32] r4:84dcf000 [ 1325.223693][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1325.223839][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1325.224362][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1325.224567][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 3 printk messages dropped ** [ 1325.224708][ T32] 9d20: 84774000 eca73000 00000001 80239b98 7f185000 00000001 ** 4 printk messages dropped ** [ 1325.224896][ T32] r4:82ac11e4 [ 1325.224940][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1325.225338][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1325.225571][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1325.225847][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1325.225877][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.225905][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.225930][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.225977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.226010][ T32] r4:84faa100 [ 1325.226029][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.226086][ T32] INFO: task kworker/0:11:3287 blocked for more than 451 seconds. [ 1325.226116][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.226154][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.226177][ T32] task:kworker/0:11 state:D stack:0 pid:3287 tgid:3287 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.226247][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.226327][ T32] Call trace: [ 1325.226482][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1325.226543][ T32] r10:82918930 r9:dfa7dd84 r8:00000002 r7:60000113 r6:dfa7dd8c r5:84180c00 [ 1325.226639][ T32] r4:84180c00 [ 1325.226662][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1325.226705][ T32] r5:84180c00 r4:8291892c [ 1325.226736][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.226778][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.226833][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa7de08 [ 1325.226860][ T32] r4:00000000 [ 1325.226879][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1325.226927][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.226966][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.227006][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850aac00 [ 1325.227040][ T32] r4:00000000 [ 1325.227066][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.227109][ T32] r9:83018005 r8:84180c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1325.227151][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.227217][ T32] r5:00001000 r4:eb879000 [ 1325.227260][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.227303][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.227347][ T32] r5:85084b8c r4:85084800 [ 1325.227366][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.227438][ T32] r7:dddced80 r6:83018000 r5:85084b8c r4:84dcf080 [ 1325.227461][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.227517][ T32] r10:61c88647 r9:84180c00 r8:84dcf0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.227542][ T32] r4:84dcf080 [ 1325.227561][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.227604][ T32] r10:00000000 r9:84dcf080 r8:8027f5e8 r7:dfa2de60 r6:84dce380 r5:84180c00 [ 1325.227657][ T32] r4:00000001 [ 1325.227679][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.227714][ T32] Exception stack(0xdfa7dfb0 to 0xdfa7dff8) [ 1325.227740][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.227769][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.227815][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.227855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.227908][ T32] r4:84dc8a40 [ 1325.228166][ T32] INFO: task kworker/0:11:3287 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1325.228228][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.228315][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.228361][ T32] Call trace: [ 1325.228414][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1325.228465][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1325.228487][ T32] r4:00000000 [ 1325.228506][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.228543][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1325.228573][ T32] 9d20: 84774000 eca73000 00000001 80239b98 7f185000 00000001 [ 1325.228602][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1325.228633][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.228657][ T32] r5:80070013 r4:80239bb0 [ 1325.228676][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.228717][ T32] r4:82ac11e4 [ 1325.228760][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.228836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1325.228883][ T32] r4:e04e9dc0 [ 1325.228925][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.228972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1325.229003][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1325.229085][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 ** 3 printk messages dropped ** [ 1325.229244][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1325.229482][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1325.229597][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 4 printk messages dropped ** [ 1325.229791][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1325.229940][ T32] INFO: task kworker/1:79:3289 blocked for more than 451 seconds. ** 3 printk messages dropped ** [ 1325.230053][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1325.230206][ T32] r10:82918930 r9:df9d1d84 r8:00000002 r7:60000113 r6:df9d1d8c r5:84dfec00 [ 1325.230228][ T32] r4:84dfec00 [ 1325.230312][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1325.260762][ T32] r5:84dfec00 r4:8291892c [ 1325.260807][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.260872][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.260932][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9d1e08 [ 1325.260959][ T32] r4:00000000 [ 1325.260978][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1325.261015][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.261055][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.261096][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84eccd00 [ 1325.261118][ T32] r4:00000000 [ 1325.261137][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.261183][ T32] r9:83018205 r8:84dfec00 r7:00000000 r6:83018200 r5:00001000 r4:7f7c7000 [ 1325.261205][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.261249][ T32] r5:00001000 r4:ed4bb000 [ 1325.261288][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.261352][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.261400][ T32] r5:85cd338c r4:85cd3000 [ 1325.261438][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.261490][ T32] r7:ddde2d80 r6:83018200 r5:85cd338c r4:84dce400 [ 1325.261511][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.261570][ T32] r10:61c88647 r9:84dfec00 r8:84dce42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.261595][ T32] r4:84dce400 [ 1325.261614][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.261664][ T32] r10:00000000 r9:84dce400 r8:8027f5e8 r7:dfa09e60 r6:84dce480 r5:84dfec00 [ 1325.261687][ T32] r4:00000001 [ 1325.261705][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.261741][ T32] Exception stack(0xdf9d1fb0 to 0xdf9d1ff8) [ 1325.261790][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.261819][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.261867][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.261899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.261921][ T32] r4:847bec40 [ 1325.262342][ T32] INFO: task kworker/1:79:3289 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1325.262374][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.262441][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.262489][ T32] Call trace: [ 1325.262519][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1325.262568][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1325.262590][ T32] r4:00000000 [ 1325.262609][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.262656][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1325.262686][ T32] 9d20: 8503b000 eca73000 00000001 80239b98 7f185000 00000001 [ 1325.262715][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1325.262740][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.262763][ T32] r5:80070013 r4:80239bb0 [ 1325.262812][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.262858][ T32] r4:82ac11e4 [ 1325.262900][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.262946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1325.262968][ T32] r4:e04e9dc0 [ 1325.262987][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.263027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1325.263048][ T32] r4:00000000 [ 1325.263066][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.263120][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1325.263162][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.263229][ T32] r5:00001000 r4:dfe9b000 [ 1325.263252][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.263292][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.263342][ T32] r5:84ea6b8c r4:84ea6800 [ 1325.263364][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.263412][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1325.263433][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.263479][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.263501][ T32] r4:84fab300 [ 1325.263520][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.263585][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1325.263639][ T32] r4:00000001 [ 1325.263681][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.263719][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1325.263747][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.263775][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.263809][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.263841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.263864][ T32] r4:84faa100 [ 1325.263904][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.263937][ T32] INFO: task kworker/0:12:3295 blocked for more than 451 seconds. [ 1325.263970][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.263994][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.264015][ T32] task:kworker/0:12 state:D stack:0 pid:3295 tgid:3295 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.264058][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.264098][ T32] Call trace: [ 1325.264146][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1325.264196][ T32] r10:82918930 r9:df9edd84 r8:00000002 r7:60000113 r6:df9edd8c r5:846a0c00 [ 1325.264218][ T32] r4:846a0c00 [ 1325.264237][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1325.264277][ T32] r5:846a0c00 r4:8291892c ** 3 printk messages dropped ** [ 1325.264423][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.264684][ T32] r9:83018005 r8:846a0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 ** 1 printk messages dropped ** [ 1325.264751][ T32] r5:00001000 r4:eb8db000 ** 3 printk messages dropped ** [ 1325.264869][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1325.265321][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.265911][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 13 printk messages dropped ** [ 1325.266323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 7 printk messages dropped ** [ 1325.266611][ T32] r5:84ea6b8c r4:84ea6800 [ 1325.266639][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.266697][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1325.266729][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.266778][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.266800][ T32] r4:84fab300 [ 1325.266838][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.266885][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1325.266907][ T32] r4:00000001 [ 1325.266945][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.266984][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1325.267023][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1325.267079][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1325.267590][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1325.267952][ T32] r5:00001000 r4:eba43000 ** 4 printk messages dropped ** [ 1325.268111][ T32] r7:dddced80 r6:83018000 r5:85085f8c r4:84dcf180 ** 12 printk messages dropped ** [ 1325.268517][ T32] r4:84dc8e00 ** 8 printk messages dropped ** [ 1325.269075][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 13 printk messages dropped ** [ 1325.269543][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 ** 12 printk messages dropped ** [ 1325.270045][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1325.292477][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1325.292841][ T32] r5:84e03000 r4:8291892c ** 3 printk messages dropped ** [ 1325.292964][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1325.293304][ T32] r5:00001000 r4:eba1f000 ** 2 printk messages dropped ** [ 1325.293423][ T32] r5:85085b8c r4:85085800 ** 8 printk messages dropped ** [ 1325.293713][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 14 printk messages dropped ** [ 1325.294654][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 15 printk messages dropped ** [ 1325.295182][ T32] r5:00001000 r4:dfe9b000 ** 9 printk messages dropped ** [ 1325.295515][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 7 printk messages dropped ** [ 1325.295762][ T32] r4:84faa100 [ 1325.295781][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.295835][ T32] INFO: task kworker/0:15:3301 blocked for more than 451 seconds. [ 1325.295892][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.295918][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.295940][ T32] task:kworker/0:15 state:D stack:0 pid:3301 tgid:3301 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.296023][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.296068][ T32] Call trace: [ 1325.296106][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1325.296153][ T32] r10:82918930 r9:dfd2dd84 r8:00000002 r7:60000113 r6:dfd2dd8c r5:84e06000 [ 1325.296176][ T32] r4:84e06000 [ 1325.296194][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1325.296233][ T32] r5:84e06000 r4:8291892c [ 1325.296252][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.296288][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.296332][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd2de08 [ 1325.296353][ T32] r4:00000000 [ 1325.296382][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1325.296427][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.296464][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.296504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858fc5c0 [ 1325.296525][ T32] r4:00000000 [ 1325.296543][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.296585][ T32] r9:83018005 r8:84e06000 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1325.296606][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.296676][ T32] r5:00001000 r4:eba63000 [ 1325.296699][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.296739][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.296790][ T32] r5:8508638c r4:85086000 [ 1325.296814][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.296859][ T32] r7:dddced80 r6:83018000 r5:8508638c r4:84dcf300 [ 1325.296879][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.296923][ T32] r10:61c88647 r9:84e06000 r8:84dcf32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.296944][ T32] r4:84dcf300 [ 1325.296961][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.297003][ T32] r10:00000000 r9:84dcf300 r8:8027f5e8 r7:dfaa1e60 r6:84dcf380 r5:84e06000 [ 1325.297024][ T32] r4:00000001 [ 1325.297041][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.297073][ T32] Exception stack(0xdfd2dfb0 to 0xdfd2dff8) [ 1325.297099][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.297127][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.297152][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.297180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.297230][ T32] r4:84dd4300 [ 1325.297438][ T32] INFO: task kworker/0:15:3301 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1325.297468][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.297522][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.297566][ T32] Call trace: [ 1325.297594][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1325.297648][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1325.297672][ T32] r4:00000000 [ 1325.297719][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.297783][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 7 printk messages dropped ** [ 1325.298085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 17 printk messages dropped ** [ 1325.298697][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 14 printk messages dropped ** [ 1325.299156][ T32] Call trace: ** 7 printk messages dropped ** [ 1325.299434][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd29e08 ** 9 printk messages dropped ** [ 1325.299822][ T32] r5:00001000 r4:eba91000 [ 1325.299843][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.299902][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.299947][ T32] r5:85086b8c r4:85086800 [ 1325.299966][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.300008][ T32] r7:dddced80 r6:83018000 r5:85086b8c r4:84dcf400 [ 1325.300027][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.300073][ T32] r10:61c88647 r9:84e06c00 r8:84dcf42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.300094][ T32] r4:84dcf400 [ 1325.300112][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.300172][ T32] r10:00000000 r9:84dcf400 r8:8027f5e8 r7:dfd2de60 r6:84dcf480 r5:84e06c00 [ 1325.300198][ T32] r4:00000001 [ 1325.300217][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.300291][ T32] Exception stack(0xdfd29fb0 to 0xdfd29ff8) [ 1325.320668][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.320720][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.320748][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.320779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.320802][ T32] r4:84dd4180 [ 1325.321185][ T32] INFO: task kworker/0:16:3303 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1325.321218][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.321284][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.321342][ T32] Call trace: [ 1325.321373][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1325.321426][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1325.321466][ T32] r4:00000000 [ 1325.321490][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.321531][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1325.321559][ T32] 9d20: 859e6000 eca73000 00000001 80239b98 7f185000 00000001 [ 1325.321588][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1325.321613][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.321661][ T32] r5:80070013 r4:80239bb0 [ 1325.321690][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.321734][ T32] r4:82ac11e4 [ 1325.321755][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.321818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1325.321840][ T32] r4:e04e9dc0 [ 1325.321860][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.321902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1325.321923][ T32] r4:00000000 [ 1325.321942][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.321986][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1325.322007][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.322048][ T32] r5:00001000 r4:dfe9b000 ** 1 printk messages dropped ** [ 1325.322105][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1325.322505][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1325.322690][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.322972][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.323275][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1325.323707][ T32] r5:00001000 r4:eba7b000 [ 1325.323726][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1325.323813][ T32] r5:8508678c r4:85086400 ** 3 printk messages dropped ** [ 1325.323974][ T32] r10:61c88647 r9:84e05400 r8:84dcf52c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1325.324274][ T32] r4:84dd4500 ** 5 printk messages dropped ** [ 1325.324753][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 17 printk messages dropped ** [ 1325.325304][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1325.325972][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1325.326510][ T32] r5:84e04800 r4:8291892c ** 8 printk messages dropped ** [ 1325.326847][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.326990][ T32] r5:00001000 r4:ebabd000 [ 1325.327012][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.327073][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.327118][ T32] r5:85086f8c r4:85086c00 [ 1325.327138][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.327199][ T32] r7:dddced80 r6:83018000 r5:85086f8c r4:84dcf600 [ 1325.327240][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.327289][ T32] r10:61c88647 r9:84e04800 r8:84dcf62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.327311][ T32] r4:84dcf600 [ 1325.327370][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.327444][ T32] r10:00000000 r9:84dcf600 r8:8027f5e8 r7:dfd29e60 r6:84dcf680 r5:84e04800 [ 1325.327478][ T32] r4:00000001 [ 1325.327528][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.327567][ T32] Exception stack(0xdfd31fb0 to 0xdfd31ff8) [ 1325.327593][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.327624][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.327650][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.327679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.327700][ T32] r4:84dd45c0 [ 1325.327903][ T32] INFO: task kworker/0:18:3306 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1325.327932][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.328011][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.328081][ T32] Call trace: [ 1325.328111][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1325.328160][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1325.328182][ T32] r4:00000000 [ 1325.328201][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.328250][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1325.328281][ T32] 9d20: 859e6000 eca73000 00000001 80239b98 7f185000 00000001 [ 1325.328311][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1325.328344][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.328371][ T32] r5:80070013 r4:80239bb0 [ 1325.328406][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.328449][ T32] r4:82ac11e4 [ 1325.328468][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.328531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1325.328557][ T32] r4:e04e9dc0 [ 1325.328576][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.328624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1325.328647][ T32] r4:00000000 [ 1325.328665][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.328709][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1325.328748][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.328794][ T32] r5:00001000 r4:dfe9b000 [ 1325.328813][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.328851][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.328892][ T32] r5:84ea6b8c r4:84ea6800 [ 1325.328911][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.328966][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1325.328990][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.329036][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.329077][ T32] r4:84fab300 [ 1325.329100][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.329145][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1325.329166][ T32] r4:00000001 [ 1325.329185][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.329219][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1325.329244][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1325.329371][ T32] r4:84faa100 ** 5 printk messages dropped ** [ 1325.329520][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1325.329661][ T32] r4:84e02400 ** 3 printk messages dropped ** [ 1325.329822][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1325.330284][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.353222][ T32] r5:00001000 r4:ebad7000 ** 1 printk messages dropped ** [ 1325.353329][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1325.353788][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.354564][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 9 printk messages dropped ** [ 1325.354897][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1325.355037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1325.355076][ T32] r4:00000000 [ 1325.355099][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.355154][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1325.355177][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.355238][ T32] r5:00001000 r4:dfe9b000 [ 1325.355261][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.355300][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.355341][ T32] r5:84ea6b8c r4:84ea6800 [ 1325.355360][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.355405][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1325.355444][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.355494][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.355516][ T32] r4:84fab300 [ 1325.355535][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.355579][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1325.355601][ T32] r4:00000001 [ 1325.355626][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.355664][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1325.355690][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.355731][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.355779][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.355810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.355832][ T32] r4:84faa100 ** 1 printk messages dropped ** [ 1325.355892][ T32] INFO: task kworker/0:20:3311 blocked for more than 451 seconds. ** 6 printk messages dropped ** [ 1325.356142][ T32] r10:82918930 r9:dfd3dd84 r8:00000002 r7:60000113 r6:dfd3dd8c r5:846e8000 ** 8 printk messages dropped ** [ 1325.356415][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1325.356643][ T32] r5:00001000 r4:ebc1f000 [ 1325.356662][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1325.356803][ T32] r7:dddced80 r6:83018000 r5:85087b8c r4:84dcf800 ** 7 printk messages dropped ** [ 1325.357129][ T32] Exception stack(0xdfd3dfb0 to 0xdfd3dff8) ** 6 printk messages dropped ** [ 1325.357518][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.357574][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.357624][ T32] Call trace: [ 1325.357654][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1325.357703][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1325.357725][ T32] r4:00000000 [ 1325.357743][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.357809][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1325.357840][ T32] 9d20: 85e4d000 eca73000 00000001 80239b98 7f185000 00000001 [ 1325.357868][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1325.357893][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.357927][ T32] r5:80070013 r4:80239bb0 [ 1325.357950][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.357991][ T32] r4:82ac11e4 [ 1325.358009][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.358059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1325.358084][ T32] r4:e04e9dc0 [ 1325.358102][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.358143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1325.358185][ T32] r4:00000000 [ 1325.358207][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.358253][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1325.358273][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.358315][ T32] r5:00001000 r4:dfe9b000 [ 1325.358334][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.358371][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.358412][ T32] r5:84ea6b8c r4:84ea6800 [ 1325.358430][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.358476][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1325.358496][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.358541][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.358563][ T32] r4:84fab300 ** 1 printk messages dropped ** [ 1325.358630][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 10 printk messages dropped ** [ 1325.358957][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.358979][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.359019][ T32] task:kworker/0:21 state:D stack:0 pid:3314 tgid:3314 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.359064][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.359103][ T32] Call trace: [ 1325.359131][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1325.359187][ T32] r10:82918930 r9:dfd41d84 r8:00000002 r7:60000113 r6:dfd41d8c r5:846e9800 [ 1325.359211][ T32] r4:846e9800 [ 1325.359239][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1325.359301][ T32] r5:846e9800 r4:8291892c [ 1325.359333][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.359377][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.359421][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd41e08 [ 1325.359443][ T32] r4:00000000 [ 1325.359461][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1325.359497][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.359532][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.359580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858fca80 [ 1325.359605][ T32] r4:00000000 [ 1325.359648][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.359697][ T32] r9:83018005 r8:846e9800 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1325.359717][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.359759][ T32] r5:00001000 r4:ebbf3000 [ 1325.359778][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.359816][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.359857][ T32] r5:8508778c r4:85087400 [ 1325.359876][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.359919][ T32] r7:dddced80 r6:83018000 r5:8508778c r4:84dcf980 [ 1325.359938][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.359982][ T32] r10:61c88647 r9:846e9800 r8:84dcf9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.360002][ T32] r4:84dcf980 [ 1325.360020][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.360062][ T32] r10:00000000 r9:84dcf980 r8:8027f5e8 r7:dfd3de60 r6:84dcfa00 r5:846e9800 [ 1325.360084][ T32] r4:00000001 [ 1325.360102][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.360135][ T32] Exception stack(0xdfd41fb0 to 0xdfd41ff8) [ 1325.360160][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.360185][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.360210][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.360237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.375167][ T32] r4:84dd4ac0 [ 1325.375597][ T32] INFO: task kworker/0:21:3314 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1325.375640][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.375734][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.375793][ T32] Call trace: [ 1325.375845][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1325.375901][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1325.375924][ T32] r4:00000000 [ 1325.375944][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.375983][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1325.376013][ T32] 9d20: 86319000 eca73000 00000001 80239b98 7f185000 00000001 [ 1325.376060][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1325.376089][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.376113][ T32] r5:80070013 r4:80239bb0 [ 1325.376132][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.376175][ T32] r4:82ac11e4 [ 1325.376214][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.376270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1325.376295][ T32] r4:e04e9dc0 [ 1325.376315][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.376356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1325.376378][ T32] r4:00000000 [ 1325.376396][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.376441][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1325.376462][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.376504][ T32] r5:00001000 r4:dfe9b000 [ 1325.376523][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.376561][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.376624][ T32] r5:84ea6b8c r4:84ea6800 [ 1325.376668][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.376732][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1325.376754][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.376823][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.376860][ T32] r4:84fab300 [ 1325.376881][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.376928][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1325.376949][ T32] r4:00000001 [ 1325.376968][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.377001][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1325.377026][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.377054][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.377101][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.377132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.377179][ T32] r4:84faa100 [ 1325.377203][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.377230][ T32] INFO: task kworker/0:22:3315 blocked for more than 451 seconds. [ 1325.377262][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.377305][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.377357][ T32] task:kworker/0:22 state:D stack:0 pid:3315 tgid:3315 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.377420][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.377495][ T32] Call trace: [ 1325.377530][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1325.377576][ T32] r10:82918930 r9:dfd45d84 r8:00000002 r7:60000113 r6:dfd45d8c r5:846ea400 [ 1325.377598][ T32] r4:846ea400 [ 1325.377622][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1325.377671][ T32] r5:846ea400 r4:8291892c [ 1325.377702][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.377745][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.377810][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd45e08 [ 1325.377833][ T32] r4:00000000 [ 1325.377852][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1325.377890][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.377944][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.377991][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858fccc0 [ 1325.378013][ T32] r4:00000000 [ 1325.378033][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.378076][ T32] r9:83018005 r8:846ea400 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1325.378097][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.378137][ T32] r5:00001000 r4:ec5bb000 [ 1325.378179][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.378220][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.378261][ T32] r5:85087f8c r4:85087c00 [ 1325.378298][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.378345][ T32] r7:dddced80 r6:83018000 r5:85087f8c r4:84dcfa80 [ 1325.378364][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.378411][ T32] r10:61c88647 r9:846ea400 r8:84dcfaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.378433][ T32] r4:84dcfa80 [ 1325.378451][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.378494][ T32] r10:00000000 r9:84dcfa80 r8:8027f5e8 r7:dfd3de60 r6:84dcfb00 r5:846ea400 [ 1325.378524][ T32] r4:00000001 [ 1325.378564][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.378623][ T32] Exception stack(0xdfd45fb0 to 0xdfd45ff8) [ 1325.378653][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.378699][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.378729][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.378757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.378789][ T32] r4:84dd4c00 [ 1325.379015][ T32] INFO: task kworker/0:22:3315 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1325.379046][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.379098][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.379165][ T32] Call trace: [ 1325.379215][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1325.379297][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1325.379323][ T32] r4:00000000 [ 1325.379360][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.379401][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1325.379461][ T32] 9d20: 86319000 eca73000 00000001 80239b98 7f185000 00000001 [ 1325.379494][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1325.379539][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.379583][ T32] r5:80070013 r4:80239bb0 [ 1325.379606][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.379663][ T32] r4:82ac11e4 [ 1325.379685][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.379727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1325.379749][ T32] r4:e04e9dc0 [ 1325.379767][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.379807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1325.379847][ T32] r4:00000000 [ 1325.379879][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.379927][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1325.379949][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.379989][ T32] r5:00001000 r4:dfe9b000 [ 1325.380008][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.380046][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.380087][ T32] r5:84ea6b8c r4:84ea6800 [ 1325.380117][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.380165][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1325.380186][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.380231][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.380252][ T32] r4:84fab300 [ 1325.398044][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.398160][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1325.398187][ T32] r4:00000001 [ 1325.398208][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.398246][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1325.398279][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.398309][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.398335][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.398363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.398395][ T32] r4:84faa100 [ 1325.398422][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.398451][ T32] INFO: task kworker/0:23:3318 blocked for more than 451 seconds. [ 1325.398482][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.398505][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.398525][ T32] task:kworker/0:23 state:D stack:0 pid:3318 tgid:3318 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.398591][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.398649][ T32] Call trace: [ 1325.398680][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1325.398730][ T32] r10:82918930 r9:dfd4dd84 r8:00000002 r7:60000113 r6:dfd4dd8c r5:846eb000 [ 1325.398751][ T32] r4:846eb000 [ 1325.398769][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1325.398807][ T32] r5:846eb000 r4:8291892c [ 1325.398826][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.398883][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.398933][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd4de08 [ 1325.398956][ T32] r4:00000000 [ 1325.398974][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1325.399010][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.399048][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.399088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858fcd80 [ 1325.399119][ T32] r4:00000000 [ 1325.399142][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.399209][ T32] r9:83018005 r8:846eb000 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1325.399242][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.399287][ T32] r5:00001000 r4:ec5c9000 [ 1325.399307][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.399346][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.399396][ T32] r5:8583838c r4:85838000 [ 1325.399434][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.399483][ T32] r7:dddced80 r6:83018000 r5:8583838c r4:84dcfb80 [ 1325.399503][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.399548][ T32] r10:61c88647 r9:846eb000 r8:84dcfbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.399578][ T32] r4:84dcfb80 [ 1325.399600][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.399650][ T32] r10:00000000 r9:84dcfb80 r8:8027f5e8 r7:dfd45e60 r6:84dcfc00 r5:846eb000 [ 1325.399671][ T32] r4:00000001 [ 1325.399689][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.399723][ T32] Exception stack(0xdfd4dfb0 to 0xdfd4dff8) [ 1325.399773][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.399804][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.399829][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.399866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.399890][ T32] r4:84dd4ec0 [ 1325.400261][ T32] INFO: task kworker/0:23:3318 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1325.404990][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.405117][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.405295][ T32] Call trace: [ 1325.405359][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1325.405414][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1325.405438][ T32] r4:00000000 [ 1325.405457][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.405520][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1325.405579][ T32] 9d20: 8669f000 eca73000 00000001 80239b98 7f185000 00000001 [ 1325.405612][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1325.405639][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.405662][ T32] r5:80070013 r4:80239bb0 [ 1325.405708][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.405794][ T32] r4:82ac11e4 [ 1325.405842][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.405921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1325.405949][ T32] r4:e04e9dc0 [ 1325.405970][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.406012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1325.406034][ T32] r4:00000000 [ 1325.406053][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.406098][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1325.406119][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.406160][ T32] r5:00001000 r4:dfe9b000 [ 1325.406224][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.406272][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.406347][ T32] r5:84ea6b8c r4:84ea6800 [ 1325.406369][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.406454][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1325.406490][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.406610][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.406637][ T32] r4:84fab300 [ 1325.406684][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.406733][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1325.406754][ T32] r4:00000001 [ 1325.406797][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.406834][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1325.406871][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.406938][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.406969][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.406998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.407019][ T32] r4:84faa100 [ 1325.407066][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.407298][ T32] INFO: task kworker/1:111:3620 blocked for more than 451 seconds. [ 1325.407336][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.407388][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.407511][ T32] task:kworker/1:111 state:D stack:0 pid:3620 tgid:3620 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.407578][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.407658][ T32] Call trace: [ 1325.407797][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1325.407849][ T32] r10:82918930 r9:e00bdd84 r8:00000002 r7:60000113 r6:e00bdd8c r5:84e68c00 [ 1325.407888][ T32] r4:84e68c00 [ 1325.407927][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1325.407970][ T32] r5:84e68c00 r4:8291892c [ 1325.407989][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.408027][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.408122][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e00bde08 [ 1325.408147][ T32] r4:00000000 [ 1325.408175][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1325.408212][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.408249][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.408290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504c100 [ 1325.408318][ T32] r4:00000000 [ 1325.408363][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.408448][ T32] r9:83018205 r8:84e68c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1325.408472][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.408513][ T32] r5:00001000 r4:e0601000 [ 1325.408532][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.408596][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.408645][ T32] r5:8501838c r4:85018000 [ 1325.408690][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.408738][ T32] r7:ddde2d80 r6:83018200 r5:8501838c r4:84d2a800 [ 1325.408759][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.408828][ T32] r10:61c88647 r9:84e68c00 r8:84d2a82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.408869][ T32] r4:84d2a800 [ 1325.408893][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.408938][ T32] r10:00000000 r9:84d2a800 r8:8027f5e8 r7:e0095e60 r6:847e8080 r5:84e68c00 [ 1325.408959][ T32] r4:00000001 [ 1325.408988][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.409025][ T32] Exception stack(0xe00bdfb0 to 0xe00bdff8) [ 1325.409075][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.409132][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.409185][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.409216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.409266][ T32] r4:84eb6540 [ 1325.409669][ T32] INFO: task kworker/1:111:3620 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1325.409704][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.409844][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.409918][ T32] Call trace: [ 1325.409951][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1325.410001][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1325.410023][ T32] r4:00000000 [ 1325.410041][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.410078][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1325.410107][ T32] 9d20: 8669f000 eca73000 00000001 80239b98 7f185000 00000001 [ 1325.410136][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1325.410162][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.410184][ T32] r5:80070013 r4:80239bb0 [ 1325.410217][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.410264][ T32] r4:82ac11e4 [ 1325.410284][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.430163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1325.430853][ T32] r4:e04e9dc0 [ 1325.430896][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.430967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1325.430990][ T32] r4:00000000 [ 1325.431009][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.431056][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1325.431077][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.431120][ T32] r5:00001000 r4:dfe9b000 [ 1325.431140][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.431179][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.431253][ T32] r5:84ea6b8c r4:84ea6800 [ 1325.431297][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.431389][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1325.431444][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.431536][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.431590][ T32] r4:84fab300 [ 1325.431650][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.431745][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1325.431788][ T32] r4:00000001 [ 1325.431834][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.431961][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1325.432027][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.432109][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.432183][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.432248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.432293][ T32] r4:84faa100 [ 1325.432340][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.432479][ T32] INFO: task kworker/1:116:3688 blocked for more than 451 seconds. [ 1325.432546][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.432595][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.432640][ T32] task:kworker/1:116 state:D stack:0 pid:3688 tgid:3688 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.432754][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.432842][ T32] Call trace: [ 1325.432939][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1325.433043][ T32] r10:82918930 r9:e0165d84 r8:00000002 r7:60000113 r6:e0165d8c r5:84f64800 [ 1325.433094][ T32] r4:84f64800 [ 1325.433134][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1325.433212][ T32] r5:84f64800 r4:8291892c [ 1325.433266][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.433353][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.433415][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0165e08 [ 1325.433495][ T32] r4:00000000 [ 1325.433542][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1325.433622][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.433755][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.433879][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fd3c80 [ 1325.433953][ T32] r4:00000000 [ 1325.433999][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.434120][ T32] r9:83018205 r8:84f64800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1325.434197][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.434286][ T32] r5:00001000 r4:e05fb000 [ 1325.434333][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.434443][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.434511][ T32] r5:84f2438c r4:84f24000 [ 1325.434543][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.434593][ T32] r7:ddde2d80 r6:83018200 r5:84f2438c r4:84ee2180 [ 1325.434618][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.434668][ T32] r10:61c88647 r9:84f64800 r8:84ee21ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.434707][ T32] r4:84ee2180 [ 1325.434787][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.434838][ T32] r10:00000000 r9:84ee2180 r8:8027f5e8 r7:e00bde60 r6:84ee2200 r5:84f64800 [ 1325.434867][ T32] r4:00000001 [ 1325.434886][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.434921][ T32] Exception stack(0xe0165fb0 to 0xe0165ff8) [ 1325.434947][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.435003][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.435034][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.435080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.435145][ T32] r4:84ecab40 [ 1325.435831][ T32] INFO: task kworker/1:116:3688 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1325.435879][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.435967][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.436041][ T32] Call trace: [ 1325.436075][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1325.436159][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1325.436220][ T32] r4:00000000 [ 1325.436244][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.436285][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1325.436345][ T32] 9d20: 86a08000 eca73000 00000001 80239b98 7f185000 00000001 [ 1325.436379][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1325.436453][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.436513][ T32] r5:80070013 r4:80239bb0 [ 1325.436555][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.436632][ T32] r4:82ac11e4 [ 1325.436680][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.436798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1325.436851][ T32] r4:e04e9dc0 [ 1325.436913][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.437075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1325.437103][ T32] r4:00000000 [ 1325.437123][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.437194][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1325.437217][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.437290][ T32] r5:00001000 r4:dfe9b000 [ 1325.437311][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.437377][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.437476][ T32] r5:84ea6b8c r4:84ea6800 [ 1325.437502][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.437562][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1325.437604][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.437686][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.437727][ T32] r4:84fab300 [ 1325.437820][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.437926][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1325.437984][ T32] r4:00000001 [ 1325.438030][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.438105][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1325.438158][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.438214][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.438297][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.438382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.438427][ T32] r4:84faa100 [ 1325.438451][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.438484][ T32] INFO: task kworker/0:186:3719 blocked for more than 451 seconds. [ 1325.438510][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.438556][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.438607][ T32] task:kworker/0:186 state:D stack:0 pid:3719 tgid:3719 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.438691][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.438779][ T32] Call trace: [ 1325.438851][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1325.438950][ T32] r10:82918930 r9:e00f9d84 r8:00000002 r7:60000013 r6:e00f9d8c r5:84f70000 [ 1325.438996][ T32] r4:84f70000 [ 1325.439073][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1325.439162][ T32] r5:84f70000 r4:8291892c [ 1325.439201][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.439259][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.439306][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e00f9e08 [ 1325.439353][ T32] r4:00000000 [ 1325.439409][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1325.439483][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.439522][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.439566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faab40 [ 1325.439615][ T32] r4:00000000 [ 1325.439645][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.439693][ T32] r9:83018005 r8:84f70000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1325.439725][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.439775][ T32] r5:00001000 r4:dff15000 [ 1325.439794][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.439832][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.439913][ T32] r5:84ea7b8c r4:84ea7800 [ 1325.439947][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.439994][ T32] r7:dddced80 r6:83018000 r5:84ea7b8c r4:84fab200 [ 1325.440014][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.440059][ T32] r10:61c88647 r9:84f70000 r8:84fab22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.440080][ T32] r4:84fab200 [ 1325.440099][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.440142][ T32] r10:00000000 r9:84fab200 r8:8027f5e8 r7:e04d9e60 r6:84fab280 r5:84f70000 [ 1325.440168][ T32] r4:00000001 [ 1325.440216][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.461845][ T32] Exception stack(0xe00f9fb0 to 0xe00f9ff8) [ 1325.461917][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.461973][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.462008][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.462042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.462066][ T32] r4:84faa100 [ 1325.462489][ T32] INFO: task kworker/0:186:3719 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1325.462551][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.462641][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.462735][ T32] Call trace: [ 1325.462770][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1325.462825][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1325.462871][ T32] r4:00000000 [ 1325.462895][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.463012][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1325.463064][ T32] 9d20: 86d4c000 eca73000 00000001 80239b98 7f185000 00000001 [ 1325.463122][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1325.463199][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.463227][ T32] r5:80070013 r4:80239bb0 [ 1325.463327][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.463399][ T32] r4:82ac11e4 [ 1325.463425][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.463496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1325.463521][ T32] r4:e04e9dc0 [ 1325.463615][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.463663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1325.463693][ T32] r4:00000000 [ 1325.463814][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.463920][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1325.463947][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.463990][ T32] r5:00001000 r4:dfe9b000 [ 1325.464010][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.464048][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.464091][ T32] r5:84ea6b8c r4:84ea6800 [ 1325.464162][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.464300][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1325.464325][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.464372][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.464394][ T32] r4:84fab300 [ 1325.464423][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.464472][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1325.464494][ T32] r4:00000001 [ 1325.464514][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.464548][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1325.464628][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.464726][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.464758][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.464837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.464911][ T32] r4:84faa100 [ 1325.464936][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.464968][ T32] INFO: task kworker/0:188:3724 blocked for more than 451 seconds. [ 1325.464999][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.465024][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.465044][ T32] task:kworker/0:188 state:D stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.465086][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.465182][ T32] Call trace: [ 1325.465295][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1325.465382][ T32] r10:82918930 r9:e04e5d84 r8:00000002 r7:60000113 r6:e04e5d8c r5:84f71800 [ 1325.465409][ T32] r4:84f71800 [ 1325.465429][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1325.465469][ T32] r5:84f71800 r4:8291892c [ 1325.465499][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.465594][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.465662][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04e5e08 [ 1325.465694][ T32] r4:00000000 [ 1325.465718][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1325.465757][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.465866][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.465913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1325.465938][ T32] r4:00000000 [ 1325.465956][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.466013][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1325.466038][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.466078][ T32] r5:00001000 r4:dfecf000 [ 1325.466097][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.466135][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.466178][ T32] r5:84ea6f8c r4:84ea6c00 [ 1325.466196][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.466239][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1325.466321][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.466396][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.466421][ T32] r4:84fab400 [ 1325.466539][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.466586][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1325.466609][ T32] r4:00000001 [ 1325.466627][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.466709][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1325.466754][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.466783][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.466809][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.466867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.466922][ T32] r4:84faa640 [ 1325.467164][ T32] INFO: task kworker/0:188:3724 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1325.467249][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.467308][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.467351][ T32] Call trace: [ 1325.467410][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1325.467461][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1325.467484][ T32] r4:00000000 [ 1325.467502][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.467540][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1325.467568][ T32] 9d20: 86d4c000 eca73000 00000001 80239b98 7f185000 00000001 [ 1325.467597][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1325.467623][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.467646][ T32] r5:80070013 r4:80239bb0 [ 1325.467741][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.467785][ T32] r4:82ac11e4 [ 1325.467805][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.467847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1325.467931][ T32] r4:e04e9dc0 [ 1325.467953][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.467996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1325.468061][ T32] r4:00000000 [ 1325.468083][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.468128][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1325.468150][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.468226][ T32] r5:00001000 r4:dfe9b000 [ 1325.468279][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.468321][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.468362][ T32] r5:84ea6b8c r4:84ea6800 [ 1325.468380][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.468437][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1325.468462][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.468510][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.468546][ T32] r4:84fab300 [ 1325.468568][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.468612][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1325.468634][ T32] r4:00000001 [ 1325.468652][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.468685][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1325.468710][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.468738][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.468764][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.468791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.468813][ T32] r4:84faa100 [ 1325.468832][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.468855][ T32] INFO: task kworker/0:189:3725 blocked for more than 451 seconds. [ 1325.468910][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.468937][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.468957][ T32] task:kworker/0:189 state:D stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.469000][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.469041][ T32] Call trace: [ 1325.469070][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1325.469139][ T32] r10:82918930 r9:e04f1d84 r8:00000002 r7:60000113 r6:e04f1d8c r5:84f72400 [ 1325.469215][ T32] r4:84f72400 [ 1325.469265][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1325.469309][ T32] r5:84f72400 r4:8291892c [ 1325.469329][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.469366][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.469412][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04f1e08 [ 1325.469435][ T32] r4:00000000 [ 1325.469478][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1325.469545][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.469584][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.469629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa780 [ 1325.469677][ T32] r4:00000000 [ 1325.469699][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.469753][ T32] r9:83018005 r8:84f72400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1325.469835][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.469886][ T32] r5:00001000 r4:dfee5000 [ 1325.469906][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.469944][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.469987][ T32] r5:84ea738c r4:84ea7000 [ 1325.470006][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.470051][ T32] r7:dddced80 r6:83018000 r5:84ea738c r4:84fab500 [ 1325.470071][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.470141][ T32] r10:61c88647 r9:84f72400 r8:84fab52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.470172][ T32] r4:84fab500 [ 1325.470192][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.470236][ T32] r10:00000000 r9:84fab500 r8:8027f5e8 r7:e00f9e60 r6:84fab580 r5:84f72400 [ 1325.470257][ T32] r4:00000001 [ 1325.470330][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.491741][ T32] Exception stack(0xe04f1fb0 to 0xe04f1ff8) [ 1325.491800][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.491830][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.491875][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.491938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.492009][ T32] r4:84faa7c0 [ 1325.492448][ T32] INFO: task kworker/0:189:3725 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1325.492482][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.492580][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.492781][ T32] Call trace: [ 1325.492849][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1325.492967][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1325.493019][ T32] r4:00000000 [ 1325.493067][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.493136][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1325.493172][ T32] 9d20: 8717b000 eca73000 00000001 80239b98 7f185000 00000001 [ 1325.493229][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1325.493259][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.493283][ T32] r5:80070013 r4:80239bb0 [ 1325.493303][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.493347][ T32] r4:82ac11e4 [ 1325.493366][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.493407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1325.493430][ T32] r4:e04e9dc0 [ 1325.493449][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.493502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1325.493539][ T32] r4:00000000 [ 1325.493611][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.493663][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1325.493686][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.493730][ T32] r5:00001000 r4:dfe9b000 [ 1325.493804][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.493849][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.493908][ T32] r5:84ea6b8c r4:84ea6800 [ 1325.493928][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.493976][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1325.494032][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.494081][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.494103][ T32] r4:84fab300 [ 1325.494150][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.494200][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1325.494233][ T32] r4:00000001 [ 1325.494255][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.494290][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1325.494328][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.494360][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.494385][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.494413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.494435][ T32] r4:84faa100 [ 1325.494455][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.494484][ T32] INFO: task kworker/0:190:3727 blocked for more than 452 seconds. [ 1325.494515][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.494566][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.494592][ T32] task:kworker/0:190 state:D stack:0 pid:3727 tgid:3727 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.494694][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.494767][ T32] Call trace: [ 1325.494800][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1325.494872][ T32] r10:82918930 r9:e04f5d84 r8:00000002 r7:60000113 r6:e04f5d8c r5:84f73000 [ 1325.494898][ T32] r4:84f73000 [ 1325.494919][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1325.494961][ T32] r5:84f73000 r4:8291892c [ 1325.494992][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.495086][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.495150][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04f5e08 [ 1325.495176][ T32] r4:00000000 [ 1325.495209][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1325.495253][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.495289][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.495330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa9c0 [ 1325.495351][ T32] r4:00000000 [ 1325.495370][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.495415][ T32] r9:83018005 r8:84f73000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1325.495436][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.495478][ T32] r5:00001000 r4:dfef9000 [ 1325.495496][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.495534][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.495574][ T32] r5:84ea778c r4:84ea7400 [ 1325.495592][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.495635][ T32] r7:dddced80 r6:83018000 r5:84ea778c r4:84fab600 [ 1325.495680][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.495730][ T32] r10:61c88647 r9:84f73000 r8:84fab62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.495752][ T32] r4:84fab600 [ 1325.495795][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.495845][ T32] r10:00000000 r9:84fab600 r8:8027f5e8 r7:e00f9e60 r6:84fab680 r5:84f73000 [ 1325.495923][ T32] r4:00000001 [ 1325.495946][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.495981][ T32] Exception stack(0xe04f5fb0 to 0xe04f5ff8) [ 1325.496008][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.496035][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.496060][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.496166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.496192][ T32] r4:84faab00 [ 1325.496421][ T32] INFO: task kworker/0:190:3727 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1325.496454][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.496546][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.496665][ T32] Call trace: [ 1325.496715][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1325.496769][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1325.496791][ T32] r4:00000000 [ 1325.496809][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.496847][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1325.496884][ T32] 9d20: 8717b000 eca73000 00000001 80239b98 7f185000 00000001 [ 1325.496915][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1325.496940][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.496981][ T32] r5:80070013 r4:80239bb0 [ 1325.497029][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.497074][ T32] r4:82ac11e4 [ 1325.497094][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.497152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1325.497174][ T32] r4:e04e9dc0 [ 1325.497193][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.497234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1325.497257][ T32] r4:00000000 [ 1325.497275][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.497320][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1325.497341][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.497458][ T32] r5:00001000 r4:dfe9b000 [ 1325.497481][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.497533][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.497605][ T32] r5:84ea6b8c r4:84ea6800 [ 1325.497644][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.497717][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1325.497742][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.497820][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.497844][ T32] r4:84fab300 [ 1325.497868][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.497913][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1325.497935][ T32] r4:00000001 [ 1325.497954][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.497988][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1325.498078][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.498110][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.498138][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.498165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.498187][ T32] r4:84faa100 [ 1325.498231][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.498259][ T32] INFO: task kworker/0:191:3730 blocked for more than 452 seconds. [ 1325.498286][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.498382][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.498431][ T32] task:kworker/0:191 state:D stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.498479][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.498545][ T32] Call trace: [ 1325.498603][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1325.498649][ T32] r10:82918930 r9:e04f9d84 r8:00000002 r7:60000113 r6:e04f9d8c r5:84f73c00 [ 1325.498682][ T32] r4:84f73c00 [ 1325.498703][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1325.498761][ T32] r5:84f73c00 r4:8291892c [ 1325.498857][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.498928][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.498977][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04f9e08 [ 1325.499001][ T32] r4:00000000 [ 1325.499020][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1325.499092][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.499133][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.499174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faac00 [ 1325.499200][ T32] r4:00000000 [ 1325.499233][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.499279][ T32] r9:83018005 r8:84f73c00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1325.499300][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.499341][ T32] r5:00001000 r4:e0047000 [ 1325.499360][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.499398][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.499439][ T32] r5:84ea7f8c r4:84ea7c00 [ 1325.499458][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.499502][ T32] r7:dddced80 r6:83018000 r5:84ea7f8c r4:84fab700 [ 1325.499523][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.499567][ T32] r10:61c88647 r9:84f73c00 r8:84fab72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.499589][ T32] r4:84fab700 [ 1325.499619][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.499692][ T32] r10:00000000 r9:84fab700 r8:8027f5e8 r7:e00f9e60 r6:84fab780 r5:84f73c00 [ 1325.499768][ T32] r4:00000001 [ 1325.499868][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.499929][ T32] Exception stack(0xe04f9fb0 to 0xe04f9ff8) [ 1325.499959][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.499987][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.500014][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.500069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.500095][ T32] r4:84faa980 [ 1325.524661][ T32] INFO: task kworker/0:191:3730 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1325.524787][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.524875][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.524956][ T32] Call trace: [ 1325.525025][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1325.525086][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1325.525109][ T32] r4:00000000 [ 1325.525130][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.525171][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1325.525202][ T32] 9d20: 874d5000 eca73000 00000001 80239b98 7f185000 00000001 [ 1325.525258][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1325.525288][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.525314][ T32] r5:80070013 r4:80239bb0 [ 1325.525335][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.525378][ T32] r4:82ac11e4 [ 1325.525398][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.525440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1325.525462][ T32] r4:e04e9dc0 [ 1325.525480][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.525523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1325.525544][ T32] r4:00000000 [ 1325.525564][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.525609][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1325.525632][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.525674][ T32] r5:00001000 r4:dfe9b000 [ 1325.525718][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.525809][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.525888][ T32] r5:84ea6b8c r4:84ea6800 [ 1325.525937][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.525998][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1325.526024][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.526141][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.526272][ T32] r4:84fab300 [ 1325.526321][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.526448][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1325.526520][ T32] r4:00000001 [ 1325.526545][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.526606][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1325.526661][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.526693][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.526770][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.526802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.526825][ T32] r4:84faa100 [ 1325.526847][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.526947][ T32] INFO: task kworker/0:192:3731 blocked for more than 452 seconds. [ 1325.527010][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.527038][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.527061][ T32] task:kworker/0:192 state:D stack:0 pid:3731 tgid:3731 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.527107][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.527184][ T32] Call trace: [ 1325.527244][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1325.527291][ T32] r10:82918930 r9:e04fdd84 r8:00000002 r7:60000113 r6:e04fdd8c r5:84f74800 [ 1325.527314][ T32] r4:84f74800 [ 1325.527332][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1325.527372][ T32] r5:84f74800 r4:8291892c [ 1325.527391][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.527431][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.527501][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04fde08 [ 1325.527527][ T32] r4:00000000 [ 1325.527546][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1325.527584][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.527650][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.527698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faae40 [ 1325.527762][ T32] r4:00000000 [ 1325.527787][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.527833][ T32] r9:83018005 r8:84f74800 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1325.527853][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.527910][ T32] r5:00001000 r4:e00b7000 [ 1325.527941][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.527981][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.528024][ T32] r5:84eac38c r4:84eac000 [ 1325.528055][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.528102][ T32] r7:dddced80 r6:83018000 r5:84eac38c r4:84fab800 [ 1325.528147][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.528198][ T32] r10:61c88647 r9:84f74800 r8:84fab82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.528222][ T32] r4:84fab800 [ 1325.528241][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.528285][ T32] r10:00000000 r9:84fab800 r8:8027f5e8 r7:e04f9e60 r6:84fab880 r5:84f74800 [ 1325.528388][ T32] r4:00000001 [ 1325.528510][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.528575][ T32] Exception stack(0xe04fdfb0 to 0xe04fdff8) [ 1325.528635][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.528664][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.528689][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.528716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.528788][ T32] r4:84faac40 [ 1325.529193][ T32] INFO: task kworker/0:192:3731 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1325.529234][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.529291][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.529361][ T32] Call trace: [ 1325.529391][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1325.529448][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1325.529487][ T32] r4:00000000 [ 1325.529509][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.529575][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1325.529667][ T32] 9d20: 874d5000 eca73000 00000001 80239b98 7f185000 00000001 [ 1325.529701][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1325.529739][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.529803][ T32] r5:80070013 r4:80239bb0 [ 1325.529834][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.529892][ T32] r4:82ac11e4 [ 1325.529932][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.529997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1325.530029][ T32] r4:e04e9dc0 [ 1325.530049][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.530091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1325.530115][ T32] r4:00000000 [ 1325.530132][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.530176][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1325.530198][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.530239][ T32] r5:00001000 r4:dfe9b000 [ 1325.530258][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.530368][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.543434][ T32] r5:84ea6b8c r4:84ea6800 [ 1325.543484][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.543578][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1325.543601][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.543649][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.543697][ T32] r4:84fab300 [ 1325.543726][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.543785][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1325.543813][ T32] r4:00000001 [ 1325.543874][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.543917][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1325.543948][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.544028][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.544059][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.544090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.544112][ T32] r4:84faa100 [ 1325.544135][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.544164][ T32] INFO: task kworker/0:193:3734 blocked for more than 452 seconds. [ 1325.544196][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.544219][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.544267][ T32] task:kworker/0:193 state:D stack:0 pid:3734 tgid:3734 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.544338][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.544386][ T32] Call trace: [ 1325.544419][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1325.544508][ T32] r10:82918930 r9:e0501d84 r8:00000002 r7:60000013 r6:e0501d8c r5:84f75400 [ 1325.544536][ T32] r4:84f75400 [ 1325.544556][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1325.544596][ T32] r5:84f75400 r4:8291892c [ 1325.544616][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.544656][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.544706][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0501e08 [ 1325.544729][ T32] r4:00000000 [ 1325.544748][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1325.544796][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.544856][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.544906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fb9400 [ 1325.544957][ T32] r4:00000000 [ 1325.544979][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.545027][ T32] r9:83018005 r8:84f75400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1325.545052][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.545093][ T32] r5:00001000 r4:e051d000 [ 1325.545124][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.545176][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.545221][ T32] r5:84ead38c r4:84ead000 [ 1325.545240][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.545284][ T32] r7:dddced80 r6:83018000 r5:84ead38c r4:84fab900 [ 1325.545319][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.545368][ T32] r10:61c88647 r9:84f75400 r8:84fab92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.545392][ T32] r4:84fab900 [ 1325.545411][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.545455][ T32] r10:00000000 r9:84fab900 r8:8027f5e8 r7:e04fde60 r6:84fab980 r5:84f75400 [ 1325.545477][ T32] r4:00000001 [ 1325.545496][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.545530][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 1325.545558][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.545611][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.545643][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.545687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.545711][ T32] r4:84faae00 [ 1325.546176][ T32] INFO: task kworker/0:193:3734 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1325.546214][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.546272][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.546367][ T32] Call trace: [ 1325.546422][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1325.546478][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1325.546502][ T32] r4:00000000 [ 1325.546544][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.546589][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1325.546619][ T32] 9d20: 87967000 eca73000 00000001 80239b98 7f185000 00000001 [ 1325.546650][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1325.546677][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.546701][ T32] r5:80070013 r4:80239bb0 [ 1325.546722][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.546763][ T32] r4:82ac11e4 [ 1325.546782][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.546825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1325.546847][ T32] r4:e04e9dc0 [ 1325.546884][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.546931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1325.546954][ T32] r4:00000000 [ 1325.546972][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.547046][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1325.547073][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.547120][ T32] r5:00001000 r4:dfe9b000 [ 1325.547142][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.547205][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.547275][ T32] r5:84ea6b8c r4:84ea6800 [ 1325.547320][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.547403][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1325.547450][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.547500][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.547538][ T32] r4:84fab300 [ 1325.547560][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.547635][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1325.547661][ T32] r4:00000001 [ 1325.547681][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.547716][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1325.547745][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.547795][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.547825][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.547855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.547882][ T32] r4:84faa100 [ 1325.547901][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.547926][ T32] INFO: task kworker/0:194:3736 blocked for more than 452 seconds. [ 1325.547954][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.547976][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.547998][ T32] task:kworker/0:194 state:D stack:0 pid:3736 tgid:3736 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.548042][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.548094][ T32] Call trace: [ 1325.548128][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1325.548173][ T32] r10:82918930 r9:e0509d84 r8:00000002 r7:60000113 r6:e0509d8c r5:84f76000 [ 1325.548196][ T32] r4:84f76000 [ 1325.548215][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1325.548267][ T32] r5:84f76000 r4:8291892c [ 1325.548298][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.548361][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.548412][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0509e08 [ 1325.548434][ T32] r4:00000000 [ 1325.548454][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1325.548514][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.548554][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.548596][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faaf00 [ 1325.548617][ T32] r4:00000000 [ 1325.548635][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.548677][ T32] r9:83018005 r8:84f76000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1325.548697][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.548736][ T32] r5:00001000 r4:e00c5000 [ 1325.548778][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.548819][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.548868][ T32] r5:84eac78c r4:84eac400 [ 1325.548889][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.548959][ T32] r7:dddced80 r6:83018000 r5:84eac78c r4:84faba00 [ 1325.548983][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.549030][ T32] r10:61c88647 r9:84f76000 r8:84faba2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.549075][ T32] r4:84faba00 [ 1325.549096][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.549140][ T32] r10:00000000 r9:84faba00 r8:8027f5e8 r7:e0501e60 r6:84faba80 r5:84f76000 [ 1325.549162][ T32] r4:00000001 [ 1325.549181][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.549237][ T32] Exception stack(0xe0509fb0 to 0xe0509ff8) [ 1325.549268][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.549298][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.549337][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.549368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.549401][ T32] r4:84fb9100 [ 1325.549666][ T32] INFO: task kworker/0:194:3736 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1325.549699][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.549851][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.549904][ T32] Call trace: [ 1325.549968][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1325.550022][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1325.550045][ T32] r4:00000000 [ 1325.550064][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.550125][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1325.550175][ T32] 9d20: 87967000 eca73000 00000001 80239b98 7f185000 00000001 [ 1325.550208][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1325.550233][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.550367][ T32] r5:80070013 r4:80239bb0 [ 1325.573491][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.573586][ T32] r4:82ac11e4 [ 1325.573610][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.573657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1325.573680][ T32] r4:e04e9dc0 [ 1325.573700][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.573743][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1325.573825][ T32] r4:00000000 [ 1325.573858][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.573917][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1325.573940][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.574025][ T32] r5:00001000 r4:dfe9b000 [ 1325.574077][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.574121][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.574164][ T32] r5:84ea6b8c r4:84ea6800 [ 1325.574183][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.574229][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1325.574249][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.574296][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.574318][ T32] r4:84fab300 [ 1325.574360][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.574410][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1325.574455][ T32] r4:00000001 [ 1325.574478][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.574516][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1325.574546][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.574597][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.574667][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.574723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.574749][ T32] r4:84faa100 [ 1325.574774][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.574805][ T32] INFO: task kworker/0:195:3737 blocked for more than 452 seconds. [ 1325.574836][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.574891][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.574917][ T32] task:kworker/0:195 state:D stack:0 pid:3737 tgid:3737 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.574976][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.575034][ T32] Call trace: [ 1325.575068][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1325.575117][ T32] r10:82918930 r9:e04edd84 r8:00000002 r7:60000113 r6:e04edd8c r5:84f76c00 [ 1325.575139][ T32] r4:84f76c00 [ 1325.575181][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1325.575226][ T32] r5:84f76c00 r4:8291892c [ 1325.575246][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.575286][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.575331][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04ede08 [ 1325.575375][ T32] r4:00000000 [ 1325.575397][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1325.575435][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.575471][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.575514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fb9000 [ 1325.575538][ T32] r4:00000000 [ 1325.575581][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.575636][ T32] r9:83018005 r8:84f76c00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1325.575659][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.575702][ T32] r5:00001000 r4:e047d000 [ 1325.575745][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.575787][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.575846][ T32] r5:84eacb8c r4:84eac800 [ 1325.575897][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.575946][ T32] r7:dddced80 r6:83018000 r5:84eacb8c r4:84fabb00 [ 1325.575966][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.576013][ T32] r10:61c88647 r9:84f76c00 r8:84fabb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.576058][ T32] r4:84fabb00 [ 1325.576081][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.576127][ T32] r10:00000000 r9:84fabb00 r8:8027f5e8 r7:e0501e60 r6:84fabb80 r5:84f76c00 [ 1325.576149][ T32] r4:00000001 [ 1325.576167][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.576201][ T32] Exception stack(0xe04edfb0 to 0xe04edff8) [ 1325.576228][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.576255][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.576281][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.576308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1325.576905][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.577224][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 ** 11 printk messages dropped ** [ 1325.577684][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 ** 7 printk messages dropped ** [ 1325.577997][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1325.578370][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1325.578699][ T32] Call trace: ** 6 printk messages dropped ** [ 1325.578942][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1325.579292][ T32] r5:00001000 r4:e0517000 ** 1 printk messages dropped ** [ 1325.579348][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.579390][ T32] r5:84eacf8c r4:84eacc00 [ 1325.579449][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.579521][ T32] r7:dddced80 r6:83018000 r5:84eacf8c r4:84fabc00 [ 1325.579545][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.579592][ T32] r10:61c88647 r9:846c0000 r8:84fabc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.579615][ T32] r4:84fabc00 [ 1325.579634][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.579677][ T32] r10:00000000 r9:84fabc00 r8:8027f5e8 r7:e0501e60 r6:84fabc80 r5:846c0000 [ 1325.579699][ T32] r4:00000001 [ 1325.579741][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.579778][ T32] Exception stack(0xe0515fb0 to 0xe0515ff8) [ 1325.579806][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.579836][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.579868][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.579899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.579921][ T32] r4:84fb91c0 [ 1325.580202][ T32] INFO: task kworker/0:196:3738 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1325.580237][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.580354][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.600834][ T32] Call trace: [ 1325.600901][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1325.600982][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1325.601007][ T32] r4:00000000 [ 1325.601028][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.601072][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1325.601106][ T32] 9d20: 88317000 eca73000 00000001 80239b98 7f185000 00000001 [ 1325.601138][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1325.601165][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.601214][ T32] r5:80070013 r4:80239bb0 [ 1325.601239][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.601287][ T32] r4:82ac11e4 [ 1325.601308][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.601379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1325.601405][ T32] r4:e04e9dc0 [ 1325.601427][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.601473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1325.601497][ T32] r4:00000000 [ 1325.601529][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.601583][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1325.601606][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.601655][ T32] r5:00001000 r4:dfe9b000 [ 1325.601676][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.601719][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.601823][ T32] r5:84ea6b8c r4:84ea6800 [ 1325.601850][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.601907][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1325.601929][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.601979][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.602003][ T32] r4:84fab300 [ 1325.602025][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.602076][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1325.602099][ T32] r4:00000001 [ 1325.602120][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.602157][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1325.602186][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.602264][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.602297][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.602328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.602350][ T32] r4:84faa100 [ 1325.602373][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.602405][ T32] INFO: task kworker/0:197:3741 blocked for more than 452 seconds. [ 1325.602437][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.602473][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.602498][ T32] task:kworker/0:197 state:D stack:0 pid:3741 tgid:3741 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.602553][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.602630][ T32] Call trace: [ 1325.602660][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1325.602706][ T32] r10:82918930 r9:e0511d84 r8:00000002 r7:60000113 r6:e0511d8c r5:846c0c00 ** 8 printk messages dropped ** [ 1325.603023][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1325.603388][ T32] r5:00001000 r4:e0531000 [ 1325.603412][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1325.603512][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1325.603948][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.604741][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 9 printk messages dropped ** [ 1325.605071][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 13 printk messages dropped ** [ 1325.605566][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 5 printk messages dropped ** [ 1325.605817][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1325.605968][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1325.606303][ T32] Call trace: ** 6 printk messages dropped ** [ 1325.606573][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1325.607048][ T32] r5:00001000 r4:e052b000 ** 1 printk messages dropped ** [ 1325.607161][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1325.607502][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1325.607698][ T32] r4:84fb9500 ** 5 printk messages dropped ** [ 1325.608191][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 10 printk messages dropped ** [ 1325.608522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 13 printk messages dropped ** [ 1325.608983][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.609040][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.609067][ T32] r4:84fab300 [ 1325.609087][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.609146][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1325.609171][ T32] r4:00000001 [ 1325.609192][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.609228][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1325.609255][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.609282][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.609330][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.609361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.609394][ T32] r4:84faa100 [ 1325.609439][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.609467][ T32] INFO: task kworker/0:199:3744 blocked for more than 452 seconds. [ 1325.609493][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.609517][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.609538][ T32] task:kworker/0:199 state:D stack:0 pid:3744 tgid:3744 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.609580][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.609621][ T32] Call trace: [ 1325.609664][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1325.609710][ T32] r10:82918930 r9:e0521d84 r8:00000002 r7:60000113 r6:e0521d8c r5:846c2400 [ 1325.609734][ T32] r4:846c2400 [ 1325.609785][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1325.609835][ T32] r5:846c2400 r4:8291892c [ 1325.609855][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.609901][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.609958][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0521e08 [ 1325.609990][ T32] r4:00000000 [ 1325.610034][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1325.610076][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.610111][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.610151][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fb9980 [ 1325.610173][ T32] r4:00000000 [ 1325.610191][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.610252][ T32] r9:83018005 r8:846c2400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1325.610294][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.630814][ T32] r5:00001000 r4:e0545000 [ 1325.630866][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.630937][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.630983][ T32] r5:84eae38c r4:84eae000 [ 1325.631004][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.631051][ T32] r7:dddced80 r6:83018000 r5:84eae38c r4:84fabf00 [ 1325.631071][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.631119][ T32] r10:61c88647 r9:846c2400 r8:84fabf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.631141][ T32] r4:84fabf00 [ 1325.631175][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.631225][ T32] r10:00000000 r9:84fabf00 r8:8027f5e8 r7:e0511e60 r6:84fabf80 r5:846c2400 [ 1325.631247][ T32] r4:00000001 [ 1325.631266][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.631303][ T32] Exception stack(0xe0521fb0 to 0xe0521ff8) [ 1325.631332][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.631361][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.631386][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.631413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.631463][ T32] r4:84fb9500 [ 1325.631896][ T32] INFO: task kworker/0:199:3744 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1325.631932][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.632037][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.632087][ T32] Call trace: [ 1325.632143][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1325.632199][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 8 printk messages dropped ** [ 1325.632505][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1325.632589][ T32] r4:e04e9dc0 ** 8 printk messages dropped ** [ 1325.632851][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1325.633133][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1325.633292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1325.633609][ T32] r10:82918930 r9:e0551d84 r8:00000002 r7:60000013 r6:e0551d8c r5:84fdd400 ** 9 printk messages dropped ** [ 1325.634078][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1325.634324][ T32] r5:00001000 r4:e053f000 ** 2 printk messages dropped ** [ 1325.634422][ T32] r5:84eadf8c r4:84eadc00 ** 4 printk messages dropped ** [ 1325.634598][ T32] r4:84fc9000 ** 6 printk messages dropped ** [ 1325.634870][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1325.635441][ T32] Call trace: ** 7 printk messages dropped ** [ 1325.635811][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 1325.636032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 13 printk messages dropped ** [ 1325.636641][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1325.636931][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 6 printk messages dropped ** [ 1325.637107][ T32] INFO: task kworker/0:201:3749 blocked for more than 452 seconds. [ 1325.637134][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.637156][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.637178][ T32] task:kworker/0:201 state:D stack:0 pid:3749 tgid:3749 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.637223][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.637263][ T32] Call trace: [ 1325.637292][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1325.637336][ T32] r10:82918930 r9:e0561d84 r8:00000002 r7:60000013 r6:e0561d8c r5:84f66c00 [ 1325.637359][ T32] r4:84f66c00 [ 1325.637403][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1325.637449][ T32] r5:84f66c00 r4:8291892c [ 1325.637469][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.637519][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.637567][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0561e08 [ 1325.637589][ T32] r4:00000000 [ 1325.637624][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1325.637688][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.637729][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.637829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fb9c80 [ 1325.637899][ T32] r4:00000000 [ 1325.637923][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.637970][ T32] r9:83018005 r8:84f66c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1325.638010][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.638094][ T32] r5:00001000 r4:e055d000 [ 1325.638115][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.638155][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.638197][ T32] r5:84eaeb8c r4:84eae800 [ 1325.638216][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.638271][ T32] r7:dddced80 r6:83018000 r5:84eaeb8c r4:84fc9080 [ 1325.638315][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.638409][ T32] r10:61c88647 r9:84f66c00 r8:84fc90ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.638443][ T32] r4:84fc9080 [ 1325.638462][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.638524][ T32] r10:00000000 r9:84fc9080 r8:8027f5e8 r7:e0521e60 r6:84ee2800 r5:84f66c00 [ 1325.638549][ T32] r4:00000001 [ 1325.638569][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.638603][ T32] Exception stack(0xe0561fb0 to 0xe0561ff8) [ 1325.638632][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.638659][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.638685][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.638712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.638735][ T32] r4:84fb9c40 [ 1325.639008][ T32] INFO: task kworker/0:201:3749 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1325.639046][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.639105][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.639151][ T32] Call trace: [ 1325.639180][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1325.639254][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1325.639305][ T32] r4:00000000 [ 1325.639351][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.639393][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1325.639447][ T32] 9d20: 885e8000 eca73000 00000001 80239b98 7f185000 00000001 [ 1325.639481][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1325.639508][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.639532][ T32] r5:80070013 r4:80239bb0 [ 1325.639551][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.639591][ T32] r4:82ac11e4 [ 1325.639609][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.639676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1325.639726][ T32] r4:e04e9dc0 [ 1325.639764][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.639832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1325.639858][ T32] r4:00000000 [ 1325.639884][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.639930][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1325.639952][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.640029][ T32] r5:00001000 r4:dfe9b000 [ 1325.640052][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.640115][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.640161][ T32] r5:84ea6b8c r4:84ea6800 [ 1325.640181][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.640227][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1325.640248][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.664873][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.664973][ T32] r4:84fab300 [ 1325.664999][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.665073][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1325.665111][ T32] r4:00000001 [ 1325.665137][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.665178][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1325.665222][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.665254][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1325.665370][ T32] r4:84faa100 ** 5 printk messages dropped ** [ 1325.665635][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1325.666080][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0565e08 ** 9 printk messages dropped ** [ 1325.666697][ T32] r5:00001000 r4:e0557000 [ 1325.666719][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1325.666898][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1325.667178][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1325.668046][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.668162][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 ** 5 printk messages dropped ** [ 1325.668348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 5 printk messages dropped ** [ 1325.668514][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1325.668534][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.668575][ T32] r5:00001000 r4:dfe9b000 [ 1325.668593][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.668648][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.668695][ T32] r5:84ea6b8c r4:84ea6800 [ 1325.668741][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.668793][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1325.668814][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.668859][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.668888][ T32] r4:84fab300 [ 1325.668933][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.668981][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1325.669003][ T32] r4:00000001 [ 1325.669048][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.669086][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1325.669113][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.669140][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.669192][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.669225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.669247][ T32] r4:84faa100 [ 1325.669267][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.669344][ T32] INFO: task kworker/0:203:3752 blocked for more than 452 seconds. [ 1325.669375][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.669414][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.669438][ T32] task:kworker/0:203 state:D stack:0 pid:3752 tgid:3752 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.669481][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.669553][ T32] Call trace: [ 1325.669586][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1325.669633][ T32] r10:82918930 r9:e0589d84 r8:00000002 r7:60000113 r6:e0589d8c r5:84fdec00 [ 1325.669657][ T32] r4:84fdec00 [ 1325.669677][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1325.669716][ T32] r5:84fdec00 r4:8291892c [ 1325.669785][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.669856][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.669912][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0589e08 [ 1325.669934][ T32] r4:00000000 [ 1325.669978][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1325.670020][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.670056][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.670097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504c740 [ 1325.670119][ T32] r4:00000000 [ 1325.670153][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1325.683590][ T32] r5:00001000 r4:e062d000 [ 1325.683615][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1325.683869][ T32] r10:61c88647 r9:84fdec00 r8:84fc91ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1325.684198][ T32] r4:84fb9dc0 ** 1 printk messages dropped ** [ 1325.684715][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.684866][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.684921][ T32] Call trace: [ 1325.684953][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1325.685004][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1325.685026][ T32] r4:00000000 [ 1325.685046][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.685084][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1325.685113][ T32] 9d20: 88beb000 eca73000 00000001 80239b98 7f185000 00000001 [ 1325.685143][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1325.685168][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.685192][ T32] r5:80070013 r4:80239bb0 [ 1325.685212][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.685275][ T32] r4:82ac11e4 [ 1325.685300][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.685345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1325.685367][ T32] r4:e04e9dc0 [ 1325.685385][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.685426][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1325.685447][ T32] r4:00000000 [ 1325.685466][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.685508][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1325.685529][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.685571][ T32] r5:00001000 r4:dfe9b000 [ 1325.685592][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.685630][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.685671][ T32] r5:84ea6b8c r4:84ea6800 [ 1325.685690][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.685741][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1325.685835][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.685901][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.685955][ T32] r4:84fab300 [ 1325.686028][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.686105][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1325.686158][ T32] r4:00000001 [ 1325.686234][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.686285][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1325.686312][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.686362][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.686392][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.686444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.686493][ T32] r4:84faa100 [ 1325.686518][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.686580][ T32] INFO: task kworker/0:204:3754 blocked for more than 452 seconds. ** 3 printk messages dropped ** [ 1325.686827][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1325.687370][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1325.687673][ T32] r5:00001000 r4:e058f000 ** 5 printk messages dropped ** [ 1325.687857][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1325.688892][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1325.689417][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 18 printk messages dropped ** [ 1325.690215][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 16 printk messages dropped ** [ 1325.710079][ T32] r10:82918930 r9:e05a5d84 r8:00000002 r7:60000113 r6:e05a5d8c r5:84fe0000 ** 13 printk messages dropped ** [ 1325.722087][ T32] r9:83018005 r8:84fe0000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 ** 3 printk messages dropped ** [ 1325.722587][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1325.723646][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1325.725482][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1325.726151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 17 printk messages dropped ** [ 1325.727738][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 16 printk messages dropped ** [ 1325.729261][ T32] r10:82918930 r9:e05add84 r8:00000002 r7:60000113 r6:e05add8c r5:84fe1800 ** 10 printk messages dropped ** [ 1325.730077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fb9d40 [ 1325.730124][ T32] r4:00000000 [ 1325.730184][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.730282][ T32] r9:83018005 r8:84fe1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1325.754112][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.754381][ T32] r5:00001000 r4:e05af000 [ 1325.754436][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.754524][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.754617][ T32] r5:84eaf78c r4:84eaf400 [ 1325.754672][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.754772][ T32] r7:dddced80 r6:83018000 r5:84eaf78c r4:84fc9300 [ 1325.754817][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.754924][ T32] r10:61c88647 r9:84fe1800 r8:84fc932c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.754974][ T32] r4:84fc9300 [ 1325.755016][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.755110][ T32] r10:00000000 r9:84fc9300 r8:8027f5e8 r7:e0589e60 r6:84ee2a80 r5:84fe1800 [ 1325.755187][ T32] r4:00000001 [ 1325.755327][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.755426][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1325.755492][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.755554][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.755609][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.755676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.755790][ T32] r4:84f2ca00 [ 1325.756583][ T32] INFO: task kworker/0:206:3758 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1325.756657][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.756792][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.756899][ T32] Call trace: [ 1325.757005][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1325.757911][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1325.758657][ T32] r5:00001000 r4:dfe9b000 ** 7 printk messages dropped ** [ 1325.759283][ T32] r4:84fab300 ** 4 printk messages dropped ** [ 1325.759686][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 10 printk messages dropped ** [ 1325.775759][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1325.776922][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1325.777739][ T32] r5:00001000 r4:e05b5000 ** 2 printk messages dropped ** [ 1325.778005][ T32] r5:84eafb8c r4:84eaf800 ** 5 printk messages dropped ** [ 1325.778572][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1325.801125][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1325.802249][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1325.802313][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.802368][ T32] r5:80070013 r4:80239bb0 [ 1325.802417][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.802508][ T32] r4:82ac11e4 [ 1325.802553][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.802650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1325.802699][ T32] r4:e04e9dc0 [ 1325.802744][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.802834][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1325.802886][ T32] r4:00000000 [ 1325.802945][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.803049][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1325.803121][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.803216][ T32] r5:00001000 r4:dfe9b000 [ 1325.803267][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.803351][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.803437][ T32] r5:84ea6b8c r4:84ea6800 [ 1325.803483][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.803617][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1325.803784][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.803923][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.803999][ T32] r4:84fab300 [ 1325.804138][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.804241][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1325.804287][ T32] r4:00000001 [ 1325.804333][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.804430][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1325.804515][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.804581][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.804644][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.804707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.804758][ T32] r4:84faa100 [ 1325.804808][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.804868][ T32] INFO: task kworker/0:208:3762 blocked for more than 452 seconds. [ 1325.804936][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.804986][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.805032][ T32] task:kworker/0:208 state:D stack:0 pid:3762 tgid:3762 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.805145][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.805235][ T32] Call trace: [ 1325.805513][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1325.805632][ T32] r10:82918930 r9:e05e9d84 r8:00000002 r7:60000013 r6:e05e9d8c r5:84fe3000 [ 1325.805721][ T32] r4:84fe3000 [ 1325.805802][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1325.805892][ T32] r5:84fe3000 r4:8291892c [ 1325.805938][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.806082][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.806183][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05e9e08 [ 1325.806232][ T32] r4:00000000 [ 1325.806275][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1325.806378][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.806461][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.806550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504c140 [ 1325.806598][ T32] r4:00000000 [ 1325.806650][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.806744][ T32] r9:83018005 r8:84fe3000 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1325.806790][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.806877][ T32] r5:00001000 r4:e05d7000 [ 1325.806944][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.807032][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.807136][ T32] r5:84eaff8c r4:84eafc00 [ 1325.807269][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.807365][ T32] r7:dddced80 r6:83018000 r5:84eaff8c r4:84fc9400 [ 1325.807412][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.807507][ T32] r10:61c88647 r9:84fe3000 r8:84fc942c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.807556][ T32] r4:84fc9400 [ 1325.807603][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.807703][ T32] r10:00000000 r9:84fc9400 r8:8027f5e8 r7:e0589e60 r6:84ee2b80 r5:84fe3000 [ 1325.807751][ T32] r4:00000001 [ 1325.807793][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.807863][ T32] Exception stack(0xe05e9fb0 to 0xe05e9ff8) [ 1325.807924][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.808005][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.808073][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.808139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.808192][ T32] r4:8504c280 [ 1325.808930][ T32] INFO: task kworker/0:208:3762 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1325.809000][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1325.809493][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 10 printk messages dropped ** [ 1325.834862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 9 printk messages dropped ** [ 1325.835244][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1325.835659][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1325.835809][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.836156][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.836490][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1325.836921][ T32] r5:00001000 r4:e061f000 [ 1325.836945][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1325.837046][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.837092][ T32] r7:dddced80 r6:83018000 r5:8501878c r4:84fc9480 [ 1325.837112][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.837208][ T32] r10:61c88647 r9:846c3000 r8:84fc94ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.837235][ T32] r4:84fc9480 [ 1325.837254][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.837299][ T32] r10:00000000 r9:84fc9480 r8:8027f5e8 r7:e0589e60 r6:84fc9500 r5:846c3000 [ 1325.837320][ T32] r4:00000001 [ 1325.837365][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.837403][ T32] Exception stack(0xe0535fb0 to 0xe0535ff8) [ 1325.837430][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.837458][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.837486][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.837540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.837565][ T32] r4:8504c100 [ 1325.838020][ T32] INFO: task kworker/0:209:3764 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1325.838083][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.838170][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.838215][ T32] Call trace: [ 1325.838243][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1325.838291][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1325.838340][ T32] r4:00000000 [ 1325.838362][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.838402][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1325.838432][ T32] 9d20: 89ef6000 eca73000 00000001 80239b98 7f185000 00000001 [ 1325.838484][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 ** 4 printk messages dropped ** [ 1325.838621][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1325.839006][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1325.839384][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1325.839568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1325.840037][ T32] r4:846c5400 ** 3 printk messages dropped ** [ 1325.840187][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.840232][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0619e08 [ 1325.840254][ T32] r4:00000000 [ 1325.840322][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1325.855501][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.855588][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.855672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505e640 [ 1325.855700][ T32] r4:00000000 [ 1325.855720][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.855769][ T32] r9:83018205 r8:846c5400 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1325.855790][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.855884][ T32] r5:00001000 r4:dffbb000 [ 1325.855934][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.855978][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.856019][ T32] r5:8501bf8c r4:8501bc00 [ 1325.856038][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.856084][ T32] r7:ddde2d80 r6:83018200 r5:8501bf8c r4:84ee2c00 [ 1325.856140][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.856194][ T32] r10:61c88647 r9:846c5400 r8:84ee2c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.856217][ T32] r4:84ee2c00 [ 1325.856236][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.856281][ T32] r10:00000000 r9:84ee2c00 r8:8027f5e8 r7:e00bde60 r6:84ee2c80 r5:846c5400 [ 1325.856303][ T32] r4:00000001 [ 1325.856324][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.856363][ T32] Exception stack(0xe0619fb0 to 0xe0619ff8) [ 1325.856393][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1325.856993][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 30 printk messages dropped ** [ 1325.858283][ T32] r4:84fab300 ** 13 printk messages dropped ** [ 1325.858730][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 20 printk messages dropped ** [ 1325.859608][ T32] r5:00001000 r4:dfc8b000 ** 4 printk messages dropped ** [ 1325.859806][ T32] r7:ddde2d80 r6:83018200 r5:84f24f8c r4:84ee2d00 ** 15 printk messages dropped ** [ 1325.873865][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1325.874441][ T32] r4:82ac11e4 ** 11 printk messages dropped ** [ 1325.874833][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1325.875503][ T32] INFO: task kworker/0:210:3771 blocked for more than 452 seconds. ** 13 printk messages dropped ** [ 1325.876088][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1325.876384][ T32] r5:00001000 r4:e063b000 ** 4 printk messages dropped ** [ 1325.876565][ T32] r7:dddced80 r6:83018000 r5:85018f8c r4:84fc9580 ** 7 printk messages dropped ** [ 1325.876934][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1325.876994][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.877026][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.877072][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.877103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.877126][ T32] r4:8504c780 [ 1325.877407][ T32] INFO: task kworker/0:210:3771 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1325.877441][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.877495][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.877559][ T32] Call trace: [ 1325.877589][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1325.877659][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1325.877685][ T32] r4:00000000 [ 1325.877704][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.877743][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1325.877807][ T32] 9d20: 8a785000 eca73000 00000001 80239b98 7f185000 00000001 [ 1325.877839][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1325.877864][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.877888][ T32] r5:80070013 r4:80239bb0 [ 1325.877909][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.877949][ T32] r4:82ac11e4 [ 1325.877967][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.878008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1325.878030][ T32] r4:e04e9dc0 [ 1325.878058][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.878103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1325.878125][ T32] r4:00000000 [ 1325.878143][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.878186][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1325.878228][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.878273][ T32] r5:00001000 r4:dfe9b000 [ 1325.878314][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.878356][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.878398][ T32] r5:84ea6b8c r4:84ea6800 [ 1325.878417][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.878491][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1325.878516][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.878564][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1325.878701][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1325.878995][ T32] INFO: task kworker/0:211:3774 blocked for more than 452 seconds. ** 7 printk messages dropped ** [ 1325.879316][ T32] r4:84fe6c00 ** 5 printk messages dropped ** [ 1325.879496][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.879778][ T32] r9:83018005 r8:84fe6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 ** 1 printk messages dropped ** [ 1325.879853][ T32] r5:00001000 r4:df885000 ** 3 printk messages dropped ** [ 1325.880044][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1325.880329][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1325.905251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1325.906890][ T32] 9d20: 8acca000 eca73000 00000001 80239b98 7f185000 00000001 ** 9 printk messages dropped ** [ 1325.907530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 11 printk messages dropped ** [ 1325.908485][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1325.909050][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1325.909451][ T32] task:kworker/0:212 state:D stack:0 pid:3775 tgid:3775 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1325.910069][ T32] r5:84fe4800 r4:8291892c [ 1325.910089][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.910131][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.910182][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0649e08 [ 1325.910206][ T32] r4:00000000 [ 1325.910235][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1325.916978][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.917067][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.917113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504cbc0 [ 1325.917137][ T32] r4:00000000 [ 1325.917156][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.917202][ T32] r9:83018005 r8:84fe4800 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1325.917223][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.917268][ T32] r5:00001000 r4:df951000 [ 1325.917298][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.917352][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.917394][ T32] r5:8501978c r4:85019400 [ 1325.917413][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.917460][ T32] r7:dddced80 r6:83018000 r5:8501978c r4:84fc9680 [ 1325.917480][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.917524][ T32] r10:61c88647 r9:84fe4800 r8:84fc96ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.917557][ T32] r4:84fc9680 [ 1325.917595][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.917650][ T32] r10:00000000 r9:84fc9680 r8:8027f5e8 r7:e0139e60 r6:84ee2f00 r5:84fe4800 [ 1325.917672][ T32] r4:00000001 [ 1325.917691][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.917729][ T32] Exception stack(0xe0649fb0 to 0xe0649ff8) [ 1325.917758][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.917839][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.917868][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.917898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.917919][ T32] r4:8504c780 [ 1325.918363][ T32] INFO: task kworker/0:212:3775 is blocked on a mutex likely owned by task kworker/0:187:3720. ** 1 printk messages dropped ** [ 1325.918505][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1325.918810][ T32] 9d20: 8acca000 eca73000 00000001 80239b98 7f185000 00000001 ** 14 printk messages dropped ** [ 1325.919363][ T32] r5:00001000 r4:dfe9b000 ** 6 printk messages dropped ** [ 1325.919864][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 14 printk messages dropped ** [ 1325.934720][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 13 printk messages dropped ** [ 1325.935468][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1325.935825][ T32] r5:00001000 r4:dfbe1000 ** 5 printk messages dropped ** [ 1325.936109][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1325.937306][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1325.937727][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff ** 8 printk messages dropped ** [ 1325.938235][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1325.938883][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1325.938935][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.939030][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.939093][ T32] r4:84fab300 [ 1325.939142][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.939232][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1325.939276][ T32] r4:00000001 [ 1325.939312][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.939349][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1325.939397][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.939457][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.939499][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.939529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.939552][ T32] r4:84faa100 [ 1325.939571][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.939595][ T32] INFO: task kworker/0:214:3779 blocked for more than 452 seconds. [ 1325.939675][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.939704][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.939744][ T32] task:kworker/0:214 state:D stack:0 pid:3779 tgid:3779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.939833][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.939923][ T32] Call trace: [ 1325.939979][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1325.940055][ T32] r10:82918930 r9:e0655d84 r8:00000002 r7:60000013 r6:e0655d8c r5:84fe8000 [ 1325.940095][ T32] r4:84fe8000 [ 1325.940116][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1325.940157][ T32] r5:84fe8000 r4:8291892c [ 1325.940177][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.953737][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.954010][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0655e08 [ 1325.954065][ T32] r4:00000000 [ 1325.954109][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1325.954185][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.954229][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.954291][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fd3200 [ 1325.954345][ T32] r4:00000000 [ 1325.954386][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.954438][ T32] r9:83018005 r8:84fe8000 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1325.954461][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.954514][ T32] r5:00001000 r4:dfb73000 [ 1325.954559][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.954648][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.954768][ T32] r5:84f2478c r4:84f24400 [ 1325.954823][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.954937][ T32] r7:dddced80 r6:83018000 r5:84f2478c r4:84fc9780 [ 1325.954989][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.955081][ T32] r10:61c88647 r9:84fe8000 r8:84fc97ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.955128][ T32] r4:84fc9780 [ 1325.955180][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.955277][ T32] r10:00000000 r9:84fc9780 r8:8027f5e8 r7:e0651e60 r6:85058000 r5:84fe8000 [ 1325.955306][ T32] r4:00000001 [ 1325.955326][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.955411][ T32] Exception stack(0xe0655fb0 to 0xe0655ff8) [ 1325.955469][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.955524][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.955558][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.955587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.955627][ T32] r4:8504cc80 [ 1325.956163][ T32] INFO: task kworker/0:214:3779 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1325.956305][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.956398][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.956449][ T32] Call trace: [ 1325.956479][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1325.956528][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1325.956569][ T32] r4:00000000 [ 1325.956616][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.956658][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1325.956687][ T32] 9d20: 8b27f000 eca73000 00000001 80239b98 7f185000 00000001 [ 1325.956715][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1325.956742][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.956794][ T32] r5:80070013 r4:80239bb0 ** 1 printk messages dropped ** [ 1325.956918][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1325.957200][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1325.957727][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 8 printk messages dropped ** [ 1325.958370][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1325.959330][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) ** 13 printk messages dropped ** [ 1325.960191][ T32] r5:00001000 r4:e00fd000 ** 4 printk messages dropped ** [ 1325.978094][ T32] r7:dddced80 r6:83018000 r5:8501d78c r4:84fc9800 ** 7 printk messages dropped ** [ 1325.978343][ T32] Exception stack(0xe064dfb0 to 0xe064dff8) ** 7 printk messages dropped ** [ 1325.979025][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1325.979332][ T32] 9d20: 8b715000 eca73000 00000001 80239b98 7f185000 00000001 ** 6 printk messages dropped ** [ 1325.979583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 12 printk messages dropped ** [ 1325.980129][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 10 printk messages dropped ** [ 1325.986653][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.986689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.986712][ T32] r4:84faa100 [ 1325.986735][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.986776][ T32] INFO: task kworker/0:216:3784 blocked for more than 452 seconds. [ 1325.986809][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.986833][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.986866][ T32] task:kworker/0:216 state:D stack:0 pid:3784 tgid:3784 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.986923][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.986986][ T32] Call trace: [ 1325.987019][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1325.987069][ T32] r10:82918930 r9:e065dd84 r8:00000002 r7:60000113 r6:e065dd8c r5:84fea400 [ 1325.987091][ T32] r4:84fea400 [ 1325.987110][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1325.987150][ T32] r5:84fea400 r4:8291892c [ 1325.987169][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.987234][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.987292][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e065de08 [ 1325.987318][ T32] r4:00000000 [ 1325.987337][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1325.987374][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.987412][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.987453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504cec0 [ 1325.987493][ T32] r4:00000000 [ 1325.987515][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1325.987562][ T32] r9:83018005 r8:84fea400 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1325.987583][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.987629][ T32] r5:00001000 r4:dfc0d000 [ 1325.987649][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.987687][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.987728][ T32] r5:85019f8c r4:85019c00 [ 1325.987747][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.987793][ T32] r7:dddced80 r6:83018000 r5:85019f8c r4:84fc9880 [ 1325.987813][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.987857][ T32] r10:61c88647 r9:84fea400 r8:84fc98ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.987878][ T32] r4:84fc9880 [ 1325.987896][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.987967][ T32] r10:00000000 r9:84fc9880 r8:8027f5e8 r7:e064de60 r6:85058100 r5:84fea400 [ 1325.987994][ T32] r4:00000001 [ 1325.988032][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.988069][ T32] Exception stack(0xe065dfb0 to 0xe065dff8) [ 1325.988095][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.988131][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.988160][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.988235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.988260][ T32] r4:8504cb80 [ 1325.988666][ T32] INFO: task kworker/0:216:3784 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1325.988699][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.988784][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.988832][ T32] Call trace: [ 1325.988891][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1325.988941][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1325.988964][ T32] r4:00000000 [ 1325.988982][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.989035][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1325.989066][ T32] 9d20: 8b715000 eca73000 00000001 80239b98 7f185000 00000001 [ 1325.989095][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1325.989139][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.989166][ T32] r5:80070013 r4:80239bb0 ** 1 printk messages dropped ** [ 1325.989227][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1325.989368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 9 printk messages dropped ** [ 1325.989723][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 7 printk messages dropped ** [ 1325.989988][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 4 printk messages dropped ** [ 1325.990114][ T32] r4:84faa100 ** 5 printk messages dropped ** [ 1326.002461][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.002807][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1326.003231][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.003271][ T32] r5:00001000 r4:dfc41000 ** 4 printk messages dropped ** [ 1326.003432][ T32] r7:dddced80 r6:83018000 r5:8501a38c r4:84fc9900 ** 5 printk messages dropped ** [ 1326.003663][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.003800][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.004557][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 7 printk messages dropped ** [ 1326.004842][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1326.005156][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1326.005426][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1326.005736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.005804][ T32] r4:84faa100 [ 1326.005858][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.005943][ T32] INFO: task kworker/0:218:3788 blocked for more than 452 seconds. [ 1326.005980][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.006046][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.006071][ T32] task:kworker/0:218 state:D stack:0 pid:3788 tgid:3788 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.006116][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.006157][ T32] Call trace: [ 1326.006212][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1326.006263][ T32] r10:82918930 r9:e066dd84 r8:00000002 r7:60000013 r6:e066dd8c r5:84feb000 [ 1326.006285][ T32] r4:84feb000 [ 1326.006304][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1326.006345][ T32] r5:84feb000 r4:8291892c [ 1326.006469][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.006519][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.006567][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e066de08 [ 1326.006620][ T32] r4:00000000 [ 1326.006645][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1326.006684][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1326.006719][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.006759][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fd3b00 [ 1326.006781][ T32] r4:00000000 [ 1326.006798][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1326.006852][ T32] r9:83018005 r8:84feb000 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1326.006907][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.006977][ T32] r5:00001000 r4:dfc6d000 [ 1326.007036][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.007079][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.007121][ T32] r5:8501a78c r4:8501a400 [ 1326.007159][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.007211][ T32] r7:dddced80 r6:83018000 r5:8501a78c r4:84fc9980 [ 1326.007282][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.007331][ T32] r10:61c88647 r9:84feb000 r8:84fc99ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.007417][ T32] r4:84fc9980 [ 1326.007447][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.007492][ T32] r10:00000000 r9:84fc9980 r8:8027f5e8 r7:e064de60 r6:85058200 r5:84feb000 [ 1326.007513][ T32] r4:00000001 [ 1326.007531][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.007564][ T32] Exception stack(0xe066dfb0 to 0xe066dff8) [ 1326.007615][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.007649][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.007676][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.007730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.007755][ T32] r4:84fd39c0 [ 1326.008006][ T32] INFO: task kworker/0:218:3788 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1326.008037][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.008091][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.008192][ T32] Call trace: [ 1326.008277][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1326.008356][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1326.008402][ T32] r4:00000000 [ 1326.008424][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.008463][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1326.008491][ T32] 9d20: 8bc96000 eca73000 00000001 80239b98 7f185000 00000001 [ 1326.008520][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1326.008544][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.008568][ T32] r5:80070013 r4:80239bb0 [ 1326.008587][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.008634][ T32] r4:82ac11e4 [ 1326.008653][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.008694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1326.008717][ T32] r4:e04e9dc0 [ 1326.008761][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.008806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1326.008827][ T32] r4:00000000 [ 1326.008876][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1326.008949][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 ** 1 printk messages dropped ** [ 1326.009015][ T32] r5:00001000 r4:dfe9b000 ** 6 printk messages dropped ** [ 1326.009243][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1326.009400][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 7 printk messages dropped ** [ 1326.009638][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1326.009680][ T32] task:kworker/0:219 state:D stack:0 pid:3790 tgid:3790 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1326.009943][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1326.010142][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0675e08 ** 4 printk messages dropped ** [ 1326.035222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505e040 ** 4 printk messages dropped ** [ 1326.035446][ T32] r5:00001000 r4:dfcbb000 [ 1326.035493][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1326.035641][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.035689][ T32] r7:dddced80 r6:83018000 r5:8501ab8c r4:84fc9a00 [ 1326.035712][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.035798][ T32] r10:61c88647 r9:84fe9800 r8:84fc9a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.035826][ T32] r4:84fc9a00 [ 1326.035848][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.035893][ T32] r10:00000000 r9:84fc9a00 r8:8027f5e8 r7:e064de60 r6:85058280 r5:84fe9800 [ 1326.035915][ T32] r4:00000001 [ 1326.035934][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.035970][ T32] Exception stack(0xe0675fb0 to 0xe0675ff8) [ 1326.035999][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.036027][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.036052][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.036107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.036132][ T32] r4:8504c2c0 [ 1326.036613][ T32] INFO: task kworker/0:219:3790 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1326.036688][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.036787][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.036842][ T32] Call trace: [ 1326.036904][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1326.036960][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1326.036983][ T32] r4:00000000 [ 1326.037054][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.037097][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1326.037126][ T32] 9d20: 8c21e000 eca73000 00000001 80239b98 7f185000 00000001 [ 1326.037158][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1326.037185][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.037209][ T32] r5:80070013 r4:80239bb0 [ 1326.037256][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.037304][ T32] r4:82ac11e4 [ 1326.037324][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.037366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1326.037415][ T32] r4:e04e9dc0 [ 1326.037437][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.037507][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1326.037573][ T32] r4:00000000 [ 1326.037596][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1326.037673][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1326.037697][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.037741][ T32] r5:00001000 r4:dfe9b000 [ 1326.037789][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.037834][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.037877][ T32] r5:84ea6b8c r4:84ea6800 [ 1326.037896][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.037968][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1326.037993][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.038039][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.038062][ T32] r4:84fab300 [ 1326.038081][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.038125][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1326.038146][ T32] r4:00000001 [ 1326.038165][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.038200][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1326.038226][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.038253][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.038279][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.038307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.038369][ T32] r4:84faa100 [ 1326.038394][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.038425][ T32] INFO: task kworker/0:220:3793 blocked for more than 452 seconds. [ 1326.038457][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.038480][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.038526][ T32] task:kworker/0:220 state:D stack:0 pid:3793 tgid:3793 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.038577][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.038623][ T32] Call trace: [ 1326.038652][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1326.038696][ T32] r10:82918930 r9:e0671d84 r8:00000002 r7:60000113 r6:e0671d8c r5:84fed400 [ 1326.038719][ T32] r4:84fed400 [ 1326.038737][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1326.038776][ T32] r5:84fed400 r4:8291892c [ 1326.038795][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.038874][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.038956][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0671e08 [ 1326.038980][ T32] r4:00000000 [ 1326.039027][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1326.039069][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1326.039105][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.039145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505e200 [ 1326.039168][ T32] r4:00000000 [ 1326.039186][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1326.039228][ T32] r9:83018005 r8:84fed400 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1326.039248][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.039288][ T32] r5:00001000 r4:dfcf3000 [ 1326.039307][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.039384][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.039431][ T32] r5:8501af8c r4:8501ac00 [ 1326.039451][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.039505][ T32] r7:dddced80 r6:83018000 r5:8501af8c r4:84fc9a80 [ 1326.039529][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.039576][ T32] r10:61c88647 r9:84fed400 r8:84fc9aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.039598][ T32] r4:84fc9a80 [ 1326.039627][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.039671][ T32] r10:00000000 r9:84fc9a80 r8:8027f5e8 r7:e064de60 r6:85058300 r5:84fed400 [ 1326.039694][ T32] r4:00000001 [ 1326.039713][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.039747][ T32] Exception stack(0xe0671fb0 to 0xe0671ff8) [ 1326.039789][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.039819][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.039855][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.039947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.040001][ T32] r4:8505e100 [ 1326.053340][ T32] INFO: task kworker/0:220:3793 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1326.053434][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.053527][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.053591][ T32] Call trace: [ 1326.053630][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1326.053687][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1326.053709][ T32] r4:00000000 [ 1326.053729][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.053826][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1326.053884][ T32] 9d20: 8c3c4000 eca73000 00000001 80239b98 7f185000 00000001 [ 1326.053922][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1326.053948][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.054001][ T32] r5:80070013 r4:80239bb0 [ 1326.054026][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.054071][ T32] r4:82ac11e4 [ 1326.054091][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.054152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1326.054178][ T32] r4:e04e9dc0 [ 1326.054198][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.054254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1326.054279][ T32] r4:00000000 [ 1326.054298][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1326.054344][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1326.054365][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.054406][ T32] r5:00001000 r4:dfe9b000 [ 1326.054425][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.054463][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.054504][ T32] r5:84ea6b8c r4:84ea6800 [ 1326.054523][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.054569][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1326.054610][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.054660][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.054692][ T32] r4:84fab300 [ 1326.054712][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.054757][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1326.054799][ T32] r4:00000001 [ 1326.054823][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.054860][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1326.054889][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.054919][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.054945][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.054973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.054994][ T32] r4:84faa100 [ 1326.055016][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.055044][ T32] INFO: task kworker/0:221:3796 blocked for more than 452 seconds. [ 1326.055075][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.055098][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.055128][ T32] task:kworker/0:221 state:D stack:0 pid:3796 tgid:3796 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1326.055464][ T32] r5:84fec800 r4:8291892c ** 6 printk messages dropped ** [ 1326.055703][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1326.056002][ T32] r5:00001000 r4:dfd25000 [ 1326.056022][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1326.056176][ T32] r7:dddced80 r6:83018000 r5:8501b38c r4:84fc9b00 ** 8 printk messages dropped ** [ 1326.056440][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1326.057361][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1326.057452][ T32] 9d20: 8c3c4000 eca73000 00000001 80239b98 7f185000 00000001 ** 4 printk messages dropped ** [ 1326.057589][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1326.057661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 3 printk messages dropped ** [ 1326.057854][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.058018][ T32] r5:00001000 r4:dfe9b000 ** 4 printk messages dropped ** [ 1326.058270][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 1 printk messages dropped ** [ 1326.058336][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1326.058519][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.058557][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1326.058584][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.058620][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.058647][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.058675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.058726][ T32] r4:84faa100 [ 1326.058749][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.058775][ T32] INFO: task kworker/0:222:3797 blocked for more than 452 seconds. [ 1326.058829][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.058855][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.058878][ T32] task:kworker/0:222 state:D stack:0 pid:3797 tgid:3797 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.058945][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.059013][ T32] Call trace: [ 1326.059075][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1326.059120][ T32] r10:82918930 r9:e068dd84 r8:00000002 r7:60000013 r6:e068dd8c r5:84fee000 [ 1326.059142][ T32] r4:84fee000 [ 1326.059161][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1326.059205][ T32] r5:84fee000 r4:8291892c [ 1326.059225][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.059264][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.059308][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e068de08 [ 1326.059331][ T32] r4:00000000 [ 1326.059378][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1326.059420][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1326.059457][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.059500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505e3c0 [ 1326.059522][ T32] r4:00000000 [ 1326.059540][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1326.059583][ T32] r9:83018005 r8:84fee000 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1326.059604][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.059652][ T32] r5:00001000 r4:dff3d000 [ 1326.059671][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.059710][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.059750][ T32] r5:8501b78c r4:8501b400 [ 1326.059769][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.059812][ T32] r7:dddced80 r6:83018000 r5:8501b78c r4:84fc9b80 [ 1326.059903][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.059953][ T32] r10:61c88647 r9:84fee000 r8:84fc9bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.059975][ T32] r4:84fc9b80 [ 1326.059993][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.060036][ T32] r10:00000000 r9:84fc9b80 r8:8027f5e8 r7:e064de60 r6:85058400 r5:84fee000 [ 1326.060057][ T32] r4:00000001 [ 1326.060075][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.060108][ T32] Exception stack(0xe068dfb0 to 0xe068dff8) [ 1326.060157][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.060189][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.060221][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.060277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.078378][ T32] r4:8505e280 [ 1326.078878][ T32] INFO: task kworker/0:222:3797 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1326.078919][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.079021][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.079095][ T32] Call trace: [ 1326.079128][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1326.079183][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1326.079206][ T32] r4:00000000 [ 1326.079252][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.079321][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1326.079356][ T32] 9d20: 8c8b6000 eca73000 00000001 80239b98 7f185000 00000001 [ 1326.079385][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1326.079411][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.079435][ T32] r5:80070013 r4:80239bb0 [ 1326.079455][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.079499][ T32] r4:82ac11e4 [ 1326.079519][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.079559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1326.079612][ T32] r4:e04e9dc0 [ 1326.079638][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.079681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1326.079703][ T32] r4:00000000 [ 1326.079721][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1326.079793][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1326.079819][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1326.079922][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1326.080156][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1326.085222][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1326.085388][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1326.085818][ T32] r5:84ff0c00 r4:8291892c ** 2 printk messages dropped ** [ 1326.085959][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0695e08 [ 1326.086000][ T32] r4:00000000 [ 1326.086059][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1326.086152][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1326.086231][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.086317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505e500 [ 1326.086366][ T32] r4:00000000 [ 1326.086412][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1326.086528][ T32] r9:83018005 r8:84ff0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1326.086592][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.086712][ T32] r5:00001000 r4:dff97000 [ 1326.086761][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.086844][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.086936][ T32] r5:8501bb8c r4:8501b800 [ 1326.086985][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.087083][ T32] r7:dddced80 r6:83018000 r5:8501bb8c r4:84fc9c00 [ 1326.087130][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.087223][ T32] r10:61c88647 r9:84ff0c00 r8:84fc9c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.087271][ T32] r4:84fc9c00 [ 1326.087316][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.087439][ T32] r10:00000000 r9:84fc9c00 r8:8027f5e8 r7:e064de60 r6:85058480 r5:84ff0c00 [ 1326.087496][ T32] r4:00000001 [ 1326.087540][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.087616][ T32] Exception stack(0xe0695fb0 to 0xe0695ff8) [ 1326.087667][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.087702][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.087728][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.087755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.087776][ T32] r4:8505e400 [ 1326.088355][ T32] INFO: task kworker/0:223:3799 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1326.088421][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.088542][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.088617][ T32] Call trace: [ 1326.088648][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1326.088698][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1326.088721][ T32] r4:00000000 [ 1326.088739][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.088777][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1326.088805][ T32] 9d20: 8c8b6000 eca73000 00000001 80239b98 7f185000 00000001 [ 1326.088833][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1326.088861][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.088886][ T32] r5:80070013 r4:80239bb0 [ 1326.088905][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.088945][ T32] r4:82ac11e4 [ 1326.088989][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.089078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1326.089124][ T32] r4:e04e9dc0 [ 1326.089187][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.089277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1326.089322][ T32] r4:00000000 [ 1326.089355][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1326.089405][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1326.089427][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.089468][ T32] r5:00001000 r4:dfe9b000 [ 1326.089487][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.089524][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.089564][ T32] r5:84ea6b8c r4:84ea6800 [ 1326.089598][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1326.089894][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1326.090199][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1326.112009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 4 printk messages dropped ** [ 1326.112608][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1326.113421][ T32] r4:84ff0000 ** 2 printk messages dropped ** [ 1326.113647][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1326.114340][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1326.115026][ T32] r5:00001000 r4:e000b000 [ 1326.115136][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1326.115836][ T32] r10:61c88647 r9:84ff0000 r8:84fc9cac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1326.118246][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1326.118799][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1326.118874][ T32] r4:00000000 [ 1326.118966][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.119058][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1326.119124][ T32] 9d20: 8cb5b000 eca73000 00000001 80239b98 7f185000 00000001 [ 1326.119187][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1326.119242][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.119296][ T32] r5:80070013 r4:80239bb0 [ 1326.119342][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.119428][ T32] r4:82ac11e4 [ 1326.119469][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.119550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1326.119990][ T32] r4:e04e9dc0 [ 1326.120113][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.120209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1326.120260][ T32] r4:00000000 [ 1326.154732][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1326.155146][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1326.155370][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.155852][ T32] r5:00001000 r4:dfe9b000 [ 1326.155924][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.156066][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.156312][ T32] r5:84ea6b8c r4:84ea6800 [ 1326.156369][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.156469][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1326.156518][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.156616][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.156775][ T32] r4:84fab300 [ 1326.156833][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.156985][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1326.157081][ T32] r4:00000001 [ 1326.157138][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.157402][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1326.157518][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.157638][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.157783][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.157915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.157975][ T32] r4:84faa100 [ 1326.158139][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.158217][ T32] INFO: task kworker/1:119:3803 blocked for more than 452 seconds. [ 1326.158289][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.158348][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.158400][ T32] task:kworker/1:119 state:D stack:0 pid:3803 tgid:3803 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1326.158798][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) ** 10 printk messages dropped ** [ 1326.159790][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1326.188542][ T32] r5:00001000 r4:dffdb000 ** 4 printk messages dropped ** [ 1326.188933][ T32] r7:ddde2d80 r6:83018200 r5:84f2538c r4:85058580 ** 8 printk messages dropped ** [ 1326.189526][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.195984][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.196537][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 2 printk messages dropped ** [ 1326.196737][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 1326.197124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 5 printk messages dropped ** [ 1326.197555][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 ** 4 printk messages dropped ** [ 1326.197992][ T32] r5:84ea6b8c r4:84ea6800 ** 3 printk messages dropped ** [ 1326.198341][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1326.198669][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1326.199038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 4 printk messages dropped ** [ 1326.199328][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1326.199754][ T32] r4:84ff3000 ** 2 printk messages dropped ** [ 1326.199944][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1326.200122][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0615e08 [ 1326.200174][ T32] r4:00000000 [ 1326.200217][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1326.221014][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1326.221232][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.221330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505bf80 [ 1326.221399][ T32] r4:00000000 [ 1326.221449][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1326.221548][ T32] r9:83018205 r8:84ff3000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1326.221624][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.221727][ T32] r5:00001000 r4:dffed000 [ 1326.221812][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.221901][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.221991][ T32] r5:84f2578c r4:84f25400 [ 1326.222035][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.222128][ T32] r7:ddde2d80 r6:83018200 r5:84f2578c r4:85058680 [ 1326.222174][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.222264][ T32] r10:61c88647 r9:84ff3000 r8:850586ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.222334][ T32] r4:85058680 [ 1326.222387][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.222486][ T32] r10:00000000 r9:85058680 r8:8027f5e8 r7:e0699e60 r6:85058700 r5:84ff3000 [ 1326.222535][ T32] r4:00000001 [ 1326.222593][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.222680][ T32] Exception stack(0xe0615fb0 to 0xe0615ff8) [ 1326.222744][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.222803][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.222874][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.222940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.222987][ T32] r4:8505bf40 [ 1326.223780][ T32] INFO: task kworker/1:120:3804 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1326.223848][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.224037][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.224134][ T32] Call trace: [ 1326.224203][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1326.224304][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1326.224352][ T32] r4:00000000 [ 1326.224393][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.224473][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1326.224533][ T32] 9d20: 8d65e000 eca73000 00000001 80239b98 7f185000 00000001 [ 1326.224597][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1326.224653][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.224711][ T32] r5:80070013 r4:80239bb0 [ 1326.224755][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.224838][ T32] r4:82ac11e4 [ 1326.224888][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.224976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1326.225044][ T32] r4:e04e9dc0 [ 1326.225091][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.225177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1326.225222][ T32] r4:00000000 [ 1326.225263][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1326.225354][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1326.225402][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.225487][ T32] r5:00001000 r4:dfe9b000 ** 2 printk messages dropped ** [ 1326.225691][ T32] r5:84ea6b8c r4:84ea6800 ** 10 printk messages dropped ** [ 1326.226415][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1326.227383][ T32] r4:84ff3c00 ** 5 printk messages dropped ** [ 1326.227822][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1326.228426][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1326.228738][ T32] r5:8501c78c r4:8501c400 [ 1326.228781][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.228886][ T32] r7:ddde2d80 r6:83018200 r5:8501c78c r4:85058780 [ 1326.228948][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.229044][ T32] r10:61c88647 r9:84ff3c00 r8:850587ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.229100][ T32] r4:85058780 [ 1326.229149][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.229266][ T32] r10:00000000 r9:85058780 r8:8027f5e8 r7:e0615e60 r6:85058800 r5:84ff3c00 [ 1326.229344][ T32] r4:00000001 [ 1326.229399][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.229481][ T32] Exception stack(0xe053dfb0 to 0xe053dff8) [ 1326.229543][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.229606][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.229696][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.229811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.229890][ T32] r4:8505bec0 [ 1326.251235][ T32] INFO: task kworker/1:121:3807 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1326.251404][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.251552][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.251706][ T32] Call trace: [ 1326.251789][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1326.251913][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1326.251968][ T32] r4:00000000 [ 1326.252013][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.252099][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1326.252167][ T32] 9d20: 8d721000 eca73000 00000001 80239b98 7f185000 00000001 [ 1326.252256][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1326.252360][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 1326.252708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 14 printk messages dropped ** [ 1326.253954][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 14 printk messages dropped ** [ 1326.254996][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 11 printk messages dropped ** [ 1326.255941][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1326.256508][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.256612][ T32] r5:00001000 r4:e0043000 ** 3 printk messages dropped ** [ 1326.256902][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1326.257706][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.259011][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 11 printk messages dropped ** [ 1326.259752][ T32] r4:e04e9dc0 ** 6 printk messages dropped ** [ 1326.260283][ T32] r5:00001000 r4:dfe9b000 ** 7 printk messages dropped ** [ 1326.292920][ T32] r4:84fab300 ** 8 printk messages dropped ** [ 1326.293607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 16 printk messages dropped ** [ 1326.294918][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1326.295552][ T32] r5:00001000 r4:e0125000 ** 1 printk messages dropped ** [ 1326.295685][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1326.296743][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) ** 7 printk messages dropped ** [ 1326.298149][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.298710][ T32] 9d20: 8dbe0000 eca73000 00000001 80239b98 7f185000 00000001 ** 7 printk messages dropped ** [ 1326.299296][ T32] r4:e04e9dc0 ** 8 printk messages dropped ** [ 1326.300072][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1326.326376][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.326432][ T32] r4:84fab300 [ 1326.326476][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.326570][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1326.326631][ T32] r4:00000001 [ 1326.326691][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.326774][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1326.326837][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.326916][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.326979][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.327046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.327094][ T32] r4:84faa100 [ 1326.327147][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.327210][ T32] INFO: task kworker/0:226:3813 blocked for more than 452 seconds. [ 1326.327280][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.327336][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.327387][ T32] task:kworker/0:226 state:D stack:0 pid:3813 tgid:3813 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.327509][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.327619][ T32] Call trace: [ 1326.327696][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1326.327803][ T32] r10:82918930 r9:e06c1d84 r8:00000002 r7:60000113 r6:e06c1d8c r5:84ff1800 [ 1326.327889][ T32] r4:84ff1800 [ 1326.327944][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1326.328035][ T32] r5:84ff1800 r4:8291892c [ 1326.328081][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.328166][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.328262][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06c1e08 [ 1326.328312][ T32] r4:00000000 [ 1326.328354][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1326.328435][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1326.328520][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.328613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505ed40 [ 1326.328667][ T32] r4:00000000 [ 1326.328713][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1326.328823][ T32] r9:83018005 r8:84ff1800 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1326.328885][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.328976][ T32] r5:00001000 r4:e00cd000 [ 1326.329028][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.329125][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.329217][ T32] r5:8501cf8c r4:8501cc00 [ 1326.329262][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.329357][ T32] r7:dddced80 r6:83018000 r5:8501cf8c r4:84fc9d80 [ 1326.329426][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.329552][ T32] r10:61c88647 r9:84ff1800 r8:84fc9dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.329621][ T32] r4:84fc9d80 [ 1326.329666][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.329801][ T32] r10:00000000 r9:84fc9d80 r8:8027f5e8 r7:e064de60 r6:85058a00 r5:84ff1800 [ 1326.329882][ T32] r4:00000001 [ 1326.329951][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.330036][ T32] Exception stack(0xe06c1fb0 to 0xe06c1ff8) [ 1326.330098][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.330160][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.330221][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.340984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.341128][ T32] r4:8505ec40 [ 1326.341916][ T32] INFO: task kworker/0:226:3813 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1326.342001][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.342146][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.342278][ T32] Call trace: [ 1326.342350][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1326.342463][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1326.342532][ T32] r4:00000000 [ 1326.342577][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.342669][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1326.342736][ T32] 9d20: 8ddbf000 eca73000 00000001 80239b98 7f185000 00000001 ** 7 printk messages dropped ** [ 1326.343263][ T32] r4:e04e9dc0 ** 5 printk messages dropped ** [ 1326.343792][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1326.344593][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 10 printk messages dropped ** [ 1326.345301][ T32] Not tainted 6.15.0-syzkaller #0 ** 4 printk messages dropped ** [ 1326.345740][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) ** 10 printk messages dropped ** [ 1326.346612][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1326.347051][ T32] r5:00001000 r4:e00ef000 ** 3 printk messages dropped ** [ 1326.347318][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1326.348000][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.349159][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1326.349992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 10 printk messages dropped ** [ 1326.376982][ T32] r5:84ea6b8c r4:84ea6800 ** 4 printk messages dropped ** [ 1326.377333][ T32] r4:84fab300 ** 1 printk messages dropped ** [ 1326.377470][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1326.377515][ T32] r4:00000001 [ 1326.377552][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.377644][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1326.377711][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.377807][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.377881][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.377951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.378003][ T32] r4:84faa100 [ 1326.378055][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.378137][ T32] INFO: task kworker/0:228:3817 blocked for more than 452 seconds. [ 1326.378251][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.378312][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.378359][ T32] task:kworker/0:228 state:D stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.378622][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.378744][ T32] Call trace: [ 1326.378819][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1326.378938][ T32] r10:82918930 r9:e06d1d84 r8:00000002 r7:60000113 r6:e06d1d8c r5:84ff6000 [ 1326.378989][ T32] r4:84ff6000 [ 1326.379035][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1326.379221][ T32] r5:84ff6000 r4:8291892c [ 1326.379276][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.379360][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.379448][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06d1e08 [ 1326.379492][ T32] r4:00000000 [ 1326.379535][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1326.379616][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1326.379697][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.379787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85065000 [ 1326.379839][ T32] r4:00000000 [ 1326.379896][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1326.380000][ T32] r9:83018005 r8:84ff6000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1326.380165][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.401480][ T32] r5:00001000 r4:e0143000 [ 1326.401642][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.401867][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.402048][ T32] r5:8501e38c r4:8501e000 [ 1326.402284][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.402388][ T32] r7:dddced80 r6:83018000 r5:8501e38c r4:84fc9e80 [ 1326.402456][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.402561][ T32] r10:61c88647 r9:84ff6000 r8:84fc9eac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1326.402923][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1326.404675][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1326.406719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 10 printk messages dropped ** [ 1326.407750][ T32] r5:84ea6b8c r4:84ea6800 ** 3 printk messages dropped ** [ 1326.408103][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1326.409352][ T32] r4:84faa100 ** 5 printk messages dropped ** [ 1326.409800][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1326.425464][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06d5e08 ** 9 printk messages dropped ** [ 1326.426235][ T32] r5:00001000 r4:e0117000 [ 1326.426284][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1326.426885][ T32] r10:61c88647 r9:84c90000 r8:84fc9f2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1326.429452][ T32] r4:8505ea00 ** 5 printk messages dropped ** [ 1326.455065][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 10 printk messages dropped ** [ 1326.455996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 5 printk messages dropped ** [ 1326.456378][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1326.456427][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.456516][ T32] r5:00001000 r4:dfe9b000 [ 1326.456563][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.456663][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.456769][ T32] r5:84ea6b8c r4:84ea6800 [ 1326.456819][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.456927][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1326.457000][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.457107][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.457156][ T32] r4:84fab300 [ 1326.457433][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.457539][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1326.457588][ T32] r4:00000001 [ 1326.457641][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.457723][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1326.457820][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.457884][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.457945][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.458005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.458054][ T32] r4:84faa100 [ 1326.458107][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.458196][ T32] INFO: task kworker/1:123:3822 blocked for more than 452 seconds. [ 1326.458263][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.458313][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.458357][ T32] task:kworker/1:123 state:D stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.458450][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.458535][ T32] Call trace: [ 1326.458603][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1326.458753][ T32] r10:82918930 r9:e06cdd84 r8:00000002 r7:60000113 r6:e06cdd8c r5:84c90c00 [ 1326.458810][ T32] r4:84c90c00 [ 1326.458854][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1326.458943][ T32] r5:84c90c00 r4:8291892c [ 1326.458990][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.459078][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.459173][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06cde08 [ 1326.459225][ T32] r4:00000000 [ 1326.459266][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1326.459346][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1326.459422][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.459509][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ad3c0 [ 1326.459557][ T32] r4:00000000 [ 1326.459602][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1326.459714][ T32] r9:83018205 r8:84c90c00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 ** 1 printk messages dropped ** [ 1326.459914][ T32] r5:00001000 r4:e0667000 [ 1326.460022][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1326.460198][ T32] r5:84f2778c r4:84f27400 ** 2 printk messages dropped ** [ 1326.481573][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1326.482783][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1326.485605][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1326.486352][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1326.486666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 7 printk messages dropped ** [ 1326.488332][ T32] r5:84ea6b8c r4:84ea6800 ** 3 printk messages dropped ** [ 1326.489861][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1326.512064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1326.512900][ T32] r4:84c91800 ** 3 printk messages dropped ** [ 1326.513156][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1326.514021][ T32] r5:00001000 r4:e013b000 [ 1326.514066][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1326.516146][ T32] r7:dddced80 r6:83018000 r5:8501df8c r4:84fc9f80 ** 8 printk messages dropped ** [ 1326.516737][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1326.517846][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.518010][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.518107][ T32] Call trace: [ 1326.518175][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1326.518279][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1326.518330][ T32] r4:00000000 [ 1326.518372][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.518453][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1326.518729][ T32] 9d20: 8f0b9000 eca73000 00000001 80239b98 7f185000 00000001 [ 1326.518871][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1326.518937][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.519467][ T32] r5:80070013 r4:80239bb0 [ 1326.519529][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.520375][ T32] r4:82ac11e4 [ 1326.547635][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.547807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1326.547870][ T32] r4:e04e9dc0 [ 1326.547918][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.548011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1326.548108][ T32] r4:00000000 [ 1326.548162][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1326.548261][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1326.548310][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.548418][ T32] r5:00001000 r4:dfe9b000 [ 1326.548471][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.548556][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.548654][ T32] r5:84ea6b8c r4:84ea6800 [ 1326.548703][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.548804][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1326.548873][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.548970][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.549016][ T32] r4:84fab300 [ 1326.549088][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.549196][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1326.549247][ T32] r4:00000001 [ 1326.549319][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.549404][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1326.549467][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.549523][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.549584][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.549665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.549789][ T32] r4:84faa100 [ 1326.549864][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.549929][ T32] INFO: task kworker/1:124:3824 blocked for more than 453 seconds. [ 1326.550018][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.550077][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.550126][ T32] task:kworker/1:124 state:D stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.550240][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.560923][ T32] Call trace: [ 1326.561063][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1326.561207][ T32] r10:82918930 r9:e06ddd84 r8:00000002 r7:60000113 r6:e06ddd8c r5:84c92400 [ 1326.561260][ T32] r4:84c92400 [ 1326.561303][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1326.561382][ T32] r5:84c92400 r4:8291892c [ 1326.561425][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.561503][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.561756][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06dde08 [ 1326.561850][ T32] r4:00000000 [ 1326.561905][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1326.561987][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1326.562089][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.562202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508f640 [ 1326.562258][ T32] r4:00000000 [ 1326.562306][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1326.562640][ T32] r5:00001000 r4:e052d000 [ 1326.562696][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1326.562948][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1326.563677][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.564962][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1326.565679][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff ** 8 printk messages dropped ** [ 1326.566280][ T32] r4:00000000 [ 1326.566321][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1326.566414][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1326.566883][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.566981][ T32] r5:00001000 r4:dfe9b000 [ 1326.567025][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.567105][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.567191][ T32] r5:84ea6b8c r4:84ea6800 [ 1326.567238][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.567333][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1326.567743][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.567870][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.567928][ T32] r4:84fab300 [ 1326.568034][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.568134][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1326.568215][ T32] r4:00000001 [ 1326.568266][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1326.568555][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1326.569089][ T32] task:kworker/0:231 state:D stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1326.570103][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.600904][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85065140 ** 4 printk messages dropped ** [ 1326.601169][ T32] r5:00001000 r4:e014f000 [ 1326.601190][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1326.601386][ T32] r7:dddced80 r6:83018000 r5:8501e78c r4:85067000 ** 2 printk messages dropped ** [ 1326.601492][ T32] r4:85067000 ** 5 printk messages dropped ** [ 1326.601668][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.602522][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.602905][ T32] 9d20: 8fba1000 eca73000 00000001 80239b98 7f185000 00000001 ** 7 printk messages dropped ** [ 1326.603245][ T32] r4:e04e9dc0 ** 5 printk messages dropped ** [ 1326.603475][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1326.603851][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1326.604148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1326.604681][ T32] r4:84c95400 ** 4 printk messages dropped ** [ 1326.604865][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06ede08 ** 7 printk messages dropped ** [ 1326.605273][ T32] r9:83018005 r8:84c95400 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 ** 1 printk messages dropped ** [ 1326.605350][ T32] r5:00001000 r4:e0713000 [ 1326.605402][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.605450][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.605492][ T32] r5:8501fb8c r4:8501f800 [ 1326.605513][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.605580][ T32] r7:dddced80 r6:83018000 r5:8501fb8c r4:85067080 [ 1326.605603][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.605653][ T32] r10:61c88647 r9:84c95400 r8:850670ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.605696][ T32] r4:85067080 [ 1326.605717][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.605806][ T32] r10:00000000 r9:85067080 r8:8027f5e8 r7:e06e1e60 r6:85058f00 r5:84c95400 [ 1326.605872][ T32] r4:00000001 [ 1326.605905][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.605956][ T32] Exception stack(0xe06edfb0 to 0xe06edff8) [ 1326.605986][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.606016][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.606042][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.606070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.606117][ T32] r4:85065280 [ 1326.606407][ T32] INFO: task kworker/0:232:3829 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1326.606451][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.606553][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.606603][ T32] Call trace: [ 1326.606646][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1326.606698][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1326.606749][ T32] r4:00000000 [ 1326.606770][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.606831][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1326.606872][ T32] 9d20: 8fba1000 eca73000 00000001 80239b98 7f185000 00000001 [ 1326.606903][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1326.606928][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.606952][ T32] r5:80070013 r4:80239bb0 [ 1326.606972][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.607012][ T32] r4:82ac11e4 [ 1326.607031][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.607072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1326.607093][ T32] r4:e04e9dc0 [ 1326.607112][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.607152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1326.607185][ T32] r4:00000000 [ 1326.607207][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1326.607281][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1326.607327][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.607372][ T32] r5:00001000 r4:dfe9b000 [ 1326.607392][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.607461][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.607528][ T32] r5:84ea6b8c r4:84ea6800 [ 1326.607550][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.607610][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1326.607635][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.607682][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.607704][ T32] r4:84fab300 [ 1326.607723][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.607788][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1326.607835][ T32] r4:00000001 [ 1326.607885][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1326.608107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 13 printk messages dropped ** [ 1326.608819][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1326.609292][ T32] r5:00001000 r4:e0159000 [ 1326.609311][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.609370][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.609424][ T32] r5:8501eb8c r4:8501e800 [ 1326.609446][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.609490][ T32] r7:dddced80 r6:83018000 r5:8501eb8c r4:85067100 [ 1326.609509][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.609552][ T32] r10:61c88647 r9:84c93c00 r8:8506712c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.609574][ T32] r4:85067100 [ 1326.609592][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.609640][ T32] r10:00000000 r9:85067100 r8:8027f5e8 r7:e06ede60 r6:85058f80 r5:84c93c00 [ 1326.609663][ T32] r4:00000001 [ 1326.609680][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.609713][ T32] Exception stack(0xe06f1fb0 to 0xe06f1ff8) [ 1326.609789][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.609839][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.609893][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.609946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.609995][ T32] r4:85065280 ** 2 printk messages dropped ** [ 1326.629999][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1326.630235][ T32] r4:00000000 [ 1326.630578][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.630673][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1326.630709][ T32] 9d20: 8fd56000 eca73000 00000001 80239b98 7f185000 00000001 [ 1326.630740][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1326.630764][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.630802][ T32] r5:80070013 r4:80239bb0 [ 1326.630850][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.630941][ T32] r4:82ac11e4 [ 1326.630966][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.631012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1326.631034][ T32] r4:e04e9dc0 [ 1326.631063][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1326.631469][ T32] r5:84ea6b8c r4:84ea6800 ** 6 printk messages dropped ** [ 1326.631840][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 14 printk messages dropped ** [ 1326.632532][ T32] Call trace: ** 8 printk messages dropped ** [ 1326.632865][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1326.633123][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1326.633270][ T32] r5:8501ef8c r4:8501ec00 ** 5 printk messages dropped ** [ 1326.633470][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1326.634486][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1326.635010][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 18 printk messages dropped ** [ 1326.635979][ T32] r4:84fab300 ** 11 printk messages dropped ** [ 1326.636385][ T32] INFO: task kworker/0:235:3834 blocked for more than 453 seconds. ** 15 printk messages dropped ** [ 1326.637040][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1326.637308][ T32] r5:00001000 r4:e06af000 ** 6 printk messages dropped ** [ 1326.637667][ T32] r10:61c88647 r9:84c96000 r8:8506722c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1326.638005][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.638060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.638085][ T32] r4:85065400 [ 1326.638361][ T32] INFO: task kworker/0:235:3834 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1326.638395][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.638496][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.638544][ T32] Call trace: [ 1326.638627][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1326.638726][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1326.638803][ T32] r4:00000000 [ 1326.638826][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.638871][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1326.638901][ T32] 9d20: 8fd56000 eca73000 00000001 80239b98 7f185000 00000001 [ 1326.638930][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1326.638955][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.638978][ T32] r5:80070013 r4:80239bb0 [ 1326.638997][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.639036][ T32] r4:82ac11e4 [ 1326.639077][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.639144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1326.639170][ T32] r4:e04e9dc0 [ 1326.639190][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.639252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1326.639277][ T32] r4:00000000 [ 1326.639296][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1326.639341][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1326.639362][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.639402][ T32] r5:00001000 r4:dfe9b000 [ 1326.639437][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.639480][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.639522][ T32] r5:84ea6b8c r4:84ea6800 [ 1326.639540][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.639607][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1326.639641][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.639689][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.639732][ T32] r4:84fab300 [ 1326.639754][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.639801][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1326.639864][ T32] r4:00000001 [ 1326.639888][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.639923][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1326.639949][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.639998][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.640220][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1326.663111][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06a1e08 [ 1326.663133][ T32] r4:00000000 [ 1326.663151][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1326.663188][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1326.663228][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.663269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85065600 [ 1326.663292][ T32] r4:00000000 [ 1326.663311][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1326.663443][ T32] r5:00001000 r4:e0701000 ** 4 printk messages dropped ** [ 1326.663680][ T32] r7:dddced80 r6:83018000 r5:8501f78c r4:85067280 ** 8 printk messages dropped ** [ 1326.664019][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.664783][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1326.664835][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1326.664864][ T32] r4:00000000 [ 1326.664884][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.664922][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1326.664951][ T32] 9d20: 90450000 eca73000 00000001 80239b98 7f185000 00000001 [ 1326.665000][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1326.665029][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.665054][ T32] r5:80070013 r4:80239bb0 [ 1326.665084][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.665128][ T32] r4:82ac11e4 [ 1326.665147][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.665188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1326.665232][ T32] r4:e04e9dc0 [ 1326.665254][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.665315][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 4 printk messages dropped ** [ 1326.665533][ T32] r5:00001000 r4:dfe9b000 ** 6 printk messages dropped ** [ 1326.665759][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 17 printk messages dropped ** [ 1326.666430][ T32] Call trace: ** 8 printk messages dropped ** [ 1326.666741][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.667001][ T32] r9:83018005 r8:846c4800 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 ** 5 printk messages dropped ** [ 1326.667244][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1326.667559][ T32] Exception stack(0xe0711fb0 to 0xe0711ff8) ** 6 printk messages dropped ** [ 1326.668037][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.668125][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.668225][ T32] Call trace: [ 1326.668268][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1326.668319][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1326.668342][ T32] r4:00000000 [ 1326.668361][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.668398][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1326.668426][ T32] 9d20: 90450000 eca73000 00000001 80239b98 7f185000 00000001 [ 1326.668455][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1326.668488][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.668515][ T32] r5:80070013 r4:80239bb0 [ 1326.668535][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.668576][ T32] r4:82ac11e4 [ 1326.668594][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1326.668855][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.669102][ T32] r5:84ea6b8c r4:84ea6800 ** 9 printk messages dropped ** [ 1326.669405][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 8 printk messages dropped ** [ 1326.669665][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 14 printk messages dropped ** [ 1326.670237][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1326.700942][ T32] r4:00000000 [ 1326.700992][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1326.701090][ T32] r9:83018005 r8:846c6000 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1326.701135][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.701189][ T32] r5:00001000 r4:df9e1000 [ 1326.701212][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.701253][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.701296][ T32] r5:8502038c r4:85020000 [ 1326.701316][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.701401][ T32] r7:dddced80 r6:83018000 r5:8502038c r4:85067480 [ 1326.701428][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.701506][ T32] r10:61c88647 r9:846c6000 r8:850674ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.701557][ T32] r4:85067480 [ 1326.701598][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.701697][ T32] r10:00000000 r9:85067480 r8:8027f5e8 r7:e0711e60 r6:85067500 r5:846c6000 [ 1326.701807][ T32] r4:00000001 [ 1326.701842][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.701885][ T32] Exception stack(0xe0709fb0 to 0xe0709ff8) [ 1326.702017][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.702124][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.702203][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.702287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.702340][ T32] r4:85065980 [ 1326.702978][ T32] INFO: task kworker/0:238:3841 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1326.703046][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.703143][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.703201][ T32] Call trace: [ 1326.703311][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1326.703383][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1326.703411][ T32] r4:00000000 [ 1326.703465][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.703512][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1326.703586][ T32] 9d20: 90dc9000 eca73000 00000001 80239b98 7f185000 00000001 [ 1326.703628][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1326.703666][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.703700][ T32] r5:80070013 r4:80239bb0 [ 1326.703731][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.703778][ T32] r4:82ac11e4 [ 1326.703799][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.703850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1326.703923][ T32] r4:e04e9dc0 [ 1326.703981][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1326.704551][ T32] r5:84ea6b8c r4:84ea6800 ** 6 printk messages dropped ** [ 1326.704951][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 2 printk messages dropped ** [ 1326.705070][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1326.705124][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.705188][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.705250][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.705310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.705355][ T32] r4:84faa100 [ 1326.705401][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.705499][ T32] INFO: task kworker/0:239:3843 blocked for more than 453 seconds. [ 1326.705541][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.705589][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1326.706364][ T32] r4:846c6c00 ** 7 printk messages dropped ** [ 1326.706813][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1326.707164][ T32] r5:00001000 r4:dfa27000 ** 7 printk messages dropped ** [ 1326.707436][ T32] r4:85067580 ** 8 printk messages dropped ** [ 1326.707803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.707827][ T32] r4:85065a40 [ 1326.708115][ T32] INFO: task kworker/0:239:3843 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1326.708158][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.708217][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.708287][ T32] Call trace: [ 1326.708327][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1326.708380][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1326.708403][ T32] r4:00000000 [ 1326.708446][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1326.708637][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff ** 11 printk messages dropped ** [ 1326.709130][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 17 printk messages dropped ** [ 1326.723086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 13 printk messages dropped ** [ 1326.725103][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1326.726866][ T32] r5:00001000 r4:dfb35000 ** 4 printk messages dropped ** [ 1326.727069][ T32] r7:dddced80 r6:83018000 r5:8502138c r4:85067680 ** 10 printk messages dropped ** [ 1326.728008][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1326.729321][ T32] 9d20: 90dc9000 eca73000 00000001 80239b98 7f185000 00000001 ** 21 printk messages dropped ** [ 1326.761368][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1326.761526][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.761563][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1326.761593][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.761621][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.761674][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.761707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.761729][ T32] r4:84faa100 [ 1326.761751][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.761815][ T32] INFO: task kworker/0:241:3847 blocked for more than 453 seconds. [ 1326.761849][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.761879][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.761901][ T32] task:kworker/0:241 state:D stack:0 pid:3847 tgid:3847 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.761990][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.762067][ T32] Call trace: [ 1326.762100][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1326.762162][ T32] r10:82918930 r9:e0499d84 r8:00000002 r7:60000113 r6:e0499d8c r5:84fde000 [ 1326.762189][ T32] r4:84fde000 [ 1326.762209][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1326.762253][ T32] r5:84fde000 r4:8291892c [ 1326.762274][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.762326][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1326.762483][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1326.762764][ T32] r5:00001000 r4:dfa99000 ** 3 printk messages dropped ** [ 1326.762944][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 13 printk messages dropped ** [ 1326.763426][ T32] r4:85065dc0 ** 6 printk messages dropped ** [ 1326.764233][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.764449][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff ** 11 printk messages dropped ** [ 1326.764913][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 12 printk messages dropped ** [ 1326.765332][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1326.765735][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1326.766122][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1326.766415][ T32] r5:00001000 r4:dfad7000 ** 4 printk messages dropped ** [ 1326.766608][ T32] r7:dddced80 r6:83018000 r5:85020f8c r4:85067880 ** 12 printk messages dropped ** [ 1326.767087][ T32] r4:8507f000 ** 2 printk messages dropped ** [ 1326.767446][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.767510][ T32] Call trace: [ 1326.767543][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1326.767593][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1326.767641][ T32] r4:00000000 [ 1326.767663][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.767701][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1326.767730][ T32] 9d20: 917c0000 eca73000 00000001 80239b98 7f185000 00000001 [ 1326.767759][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1326.767784][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.767827][ T32] r5:80070013 r4:80239bb0 [ 1326.767851][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.767933][ T32] r4:82ac11e4 [ 1326.767956][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.768015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1326.768040][ T32] r4:e04e9dc0 [ 1326.768059][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.768122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1326.768147][ T32] r4:00000000 [ 1326.768167][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1326.768211][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1326.768231][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.768272][ T32] r5:00001000 r4:dfe9b000 [ 1326.768291][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.768328][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.768369][ T32] r5:84ea6b8c r4:84ea6800 [ 1326.768410][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.768459][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1326.768480][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.768526][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.768548][ T32] r4:84fab300 [ 1326.768567][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.768610][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1326.768632][ T32] r4:00000001 [ 1326.768650][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.768683][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1326.768709][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.768736][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1326.768966][ T32] Not tainted 6.15.0-syzkaller #0 ** 11 printk messages dropped ** [ 1326.769373][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04b9e08 ** 8 printk messages dropped ** [ 1326.769709][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.769752][ T32] r5:00001000 r4:dfdb3000 [ 1326.769807][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.769850][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.769926][ T32] r5:85021b8c r4:85021800 [ 1326.769948][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.769992][ T32] r7:dddced80 r6:83018000 r5:85021b8c r4:85067980 [ 1326.770011][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.770056][ T32] r10:61c88647 r9:84c80c00 r8:850679ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.770078][ T32] r4:85067980 [ 1326.770145][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.770192][ T32] r10:00000000 r9:85067980 r8:8027f5e8 r7:e0489e60 r6:85067a00 r5:84c80c00 [ 1326.770214][ T32] r4:00000001 [ 1326.770234][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.770326][ T32] Exception stack(0xe04b9fb0 to 0xe04b9ff8) [ 1326.784561][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.784612][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.784685][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1326.785276][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1326.785697][ T32] r4:82ac11e4 ** 12 printk messages dropped ** [ 1326.786252][ T32] r5:84ea6b8c r4:84ea6800 ** 9 printk messages dropped ** [ 1326.786642][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 11 printk messages dropped ** [ 1326.787250][ T32] Call trace: ** 6 printk messages dropped ** [ 1326.787746][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1326.788218][ T32] r5:00001000 r4:dfd81000 ** 4 printk messages dropped ** [ 1326.788467][ T32] r7:dddced80 r6:83018000 r5:8502178c r4:85067a80 [ 1326.788487][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.788533][ T32] r10:61c88647 r9:84c81800 r8:85067aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.788579][ T32] r4:85067a80 [ 1326.788601][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.788648][ T32] r10:00000000 r9:85067a80 r8:8027f5e8 r7:e04b9e60 r6:85067b00 r5:84c81800 [ 1326.788669][ T32] r4:00000001 [ 1326.788686][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.788719][ T32] Exception stack(0xe050dfb0 to 0xe050dff8) [ 1326.788745][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.788773][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.788798][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.788825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.788846][ T32] r4:8507f180 [ 1326.789148][ T32] INFO: task kworker/0:244:3853 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1326.789183][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.789271][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1326.789434][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1326.789826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 12 printk messages dropped ** [ 1326.809102][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 10 printk messages dropped ** [ 1326.809581][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1326.810176][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) ** 13 printk messages dropped ** [ 1326.824262][ T32] r5:00001000 r4:dfddd000 [ 1326.824285][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1326.824632][ T32] r10:00000000 r9:85067b80 r8:8027f5e8 r7:e04b9e60 r6:85067c00 r5:84c82400 ** 13 printk messages dropped ** [ 1326.825957][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 13 printk messages dropped ** [ 1326.826647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 12 printk messages dropped ** [ 1326.827206][ T32] r4:84fab300 ** 8 printk messages dropped ** [ 1326.827624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 2 printk messages dropped ** [ 1326.827722][ T32] INFO: task kworker/0:246:3858 blocked for more than 453 seconds. [ 1326.827780][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.827812][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.827844][ T32] task:kworker/0:246 state:D stack:0 pid:3858 tgid:3858 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.827902][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.827966][ T32] Call trace: [ 1326.828035][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1326.828086][ T32] r10:82918930 r9:e0539d84 r8:00000002 r7:60000113 r6:e0539d8c r5:84c83000 [ 1326.828109][ T32] r4:84c83000 [ 1326.828129][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1326.828205][ T32] r5:84c83000 r4:8291892c [ 1326.828227][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.828270][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.828315][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0539e08 [ 1326.828357][ T32] r4:00000000 [ 1326.828381][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1326.828464][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1326.828535][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.828581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507f780 [ 1326.828637][ T32] r4:00000000 [ 1326.828659][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1326.828727][ T32] r9:83018005 r8:84c83000 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1326.828752][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.828793][ T32] r5:00001000 r4:dfead000 [ 1326.828822][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.828892][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.828939][ T32] r5:8502278c r4:85022400 [ 1326.828979][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.829048][ T32] r7:dddced80 r6:83018000 r5:8502278c r4:85067c80 [ 1326.829091][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.829151][ T32] r10:61c88647 r9:84c83000 r8:85067cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.829196][ T32] r4:85067c80 [ 1326.829220][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.829310][ T32] r10:00000000 r9:85067c80 r8:8027f5e8 r7:e0525e60 r6:85067d00 r5:84c83000 [ 1326.829356][ T32] r4:00000001 [ 1326.829399][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.829436][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1326.829483][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.829535][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.829564][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.829592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.829640][ T32] r4:8507f4c0 [ 1326.830040][ T32] INFO: task kworker/0:246:3858 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1326.830081][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.830205][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.836796][ T32] Call trace: [ 1326.836935][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1326.837055][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1326.837082][ T32] r4:00000000 [ 1326.837103][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.837147][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1326.837179][ T32] 9d20: 922e8000 eca73000 00000001 80239b98 7f185000 00000001 [ 1326.837209][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1326.837280][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1326.837556][ T32] r4:e04e9dc0 ** 6 printk messages dropped ** [ 1326.837980][ T32] r5:00001000 r4:dfe9b000 ** 9 printk messages dropped ** [ 1326.838459][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 17 printk messages dropped ** [ 1326.839231][ T32] r4:84c83c00 ** 8 printk messages dropped ** [ 1326.839568][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1326.839872][ T32] r5:00001000 r4:dfe85000 ** 4 printk messages dropped ** [ 1326.840085][ T32] r7:dddced80 r6:83018000 r5:8502238c r4:85067d80 [ 1326.840126][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.840208][ T32] r10:61c88647 r9:84c83c00 r8:85067dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.840332][ T32] r4:85067d80 [ 1326.850794][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.850897][ T32] r10:00000000 r9:85067d80 r8:8027f5e8 r7:e0539e60 r6:85067e00 r5:84c83c00 [ 1326.850923][ T32] r4:00000001 [ 1326.850943][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.850981][ T32] Exception stack(0xe0549fb0 to 0xe0549ff8) [ 1326.851013][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.851043][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.851069][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.851097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.851119][ T32] r4:8507f680 [ 1326.851568][ T32] INFO: task kworker/0:247:3859 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1326.851623][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.851758][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.851811][ T32] Call trace: [ 1326.851842][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) ** 4 printk messages dropped ** [ 1326.852045][ T32] 9d20: 92590000 eca73000 00000001 80239b98 7f185000 00000001 ** 16 printk messages dropped ** [ 1326.852799][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1326.853043][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.853065][ T32] r4:84fab300 [ 1326.853120][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.853179][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1326.853216][ T32] r4:00000001 [ 1326.853253][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.853291][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1326.853349][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.853380][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.853408][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.853467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.853522][ T32] r4:84faa100 [ 1326.853577][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1326.853927][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1326.854376][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0555e08 ** 9 printk messages dropped ** [ 1326.854819][ T32] r5:00001000 r4:dfeed000 ** 1 printk messages dropped ** [ 1326.854951][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1326.855536][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1326.856432][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 15 printk messages dropped ** [ 1326.857023][ T32] r5:00001000 r4:dfe9b000 ** 7 printk messages dropped ** [ 1326.857378][ T32] r4:84fab300 [ 1326.857397][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.857441][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1326.857463][ T32] r4:00000001 [ 1326.857509][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.857546][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1326.857572][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.857618][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.857647][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.857679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.857705][ T32] r4:84faa100 [ 1326.857755][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.857827][ T32] INFO: task kworker/0:249:3863 blocked for more than 453 seconds. [ 1326.857862][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.857886][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.857907][ T32] task:kworker/0:249 state:D stack:0 pid:3863 tgid:3863 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.857950][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.857991][ T32] Call trace: [ 1326.858048][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1326.858143][ T32] r10:82918930 r9:e0569d84 r8:00000002 r7:60000013 r6:e0569d8c r5:84c85400 [ 1326.858173][ T32] r4:84c85400 [ 1326.858193][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1326.858232][ T32] r5:84c85400 r4:8291892c [ 1326.858281][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.858350][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1326.858801][ T32] r5:00001000 r4:dff0b000 ** 1 printk messages dropped ** [ 1326.858885][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1326.859514][ T32] r4:8507f8c0 ** 5 printk messages dropped ** [ 1326.860091][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 16 printk messages dropped ** [ 1326.893485][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 ** 11 printk messages dropped ** [ 1326.894091][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 9 printk messages dropped ** [ 1326.894387][ T32] INFO: task kworker/0:250:3866 blocked for more than 453 seconds. ** 7 printk messages dropped ** [ 1326.894766][ T32] r4:84c86000 ** 9 printk messages dropped ** [ 1326.895386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507fe00 ** 3 printk messages dropped ** [ 1326.895612][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.895681][ T32] r5:00001000 r4:e00c3000 [ 1326.895701][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.895740][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.895784][ T32] r5:8502378c r4:85023400 [ 1326.895820][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.895873][ T32] r7:dddced80 r6:83018000 r5:8502378c r4:8508c080 [ 1326.895912][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.895960][ T32] r10:61c88647 r9:84c86000 r8:8508c0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.895982][ T32] r4:8508c080 [ 1326.896025][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.896072][ T32] r10:00000000 r9:8508c080 r8:8027f5e8 r7:e0569e60 r6:8508c100 r5:84c86000 [ 1326.896094][ T32] r4:00000001 [ 1326.896116][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.896151][ T32] Exception stack(0xe059dfb0 to 0xe059dff8) [ 1326.896178][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.896206][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.896232][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.896277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.896387][ T32] r4:8507fa40 [ 1326.896818][ T32] INFO: task kworker/0:250:3866 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1326.896852][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.896981][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.897089][ T32] Call trace: [ 1326.897123][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1326.897205][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 6 printk messages dropped ** [ 1326.897571][ T32] r5:80070013 r4:80239bb0 ** 7 printk messages dropped ** [ 1326.897923][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1326.898298][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1326.898928][ T32] INFO: task kworker/0:251:3867 blocked for more than 453 seconds. ** 15 printk messages dropped ** [ 1326.899707][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1326.900330][ T32] r5:8502338c r4:85023000 ** 8 printk messages dropped ** [ 1326.912094][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.912160][ T32] Exception stack(0xe0609fb0 to 0xe0609ff8) [ 1326.912195][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.912223][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.912249][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.912278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.912325][ T32] r4:8507fbc0 [ 1326.912791][ T32] INFO: task kworker/0:251:3867 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1326.912833][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.912948][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.913013][ T32] Call trace: [ 1326.913053][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1326.913105][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1326.913128][ T32] r4:00000000 [ 1326.913147][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.913214][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1326.913247][ T32] 9d20: 93439000 eca73000 00000001 80239b98 7f185000 00000001 [ 1326.913277][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1326.913303][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.913328][ T32] r5:80070013 r4:80239bb0 [ 1326.913347][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1326.913486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 14 printk messages dropped ** [ 1326.914179][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1326.914655][ T32] r4:84faa100 [ 1326.914683][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.914715][ T32] INFO: task kworker/0:252:3870 blocked for more than 453 seconds. [ 1326.914748][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.914780][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.914943][ T32] task:kworker/0:252 state:D stack:0 pid:3870 tgid:3870 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.915001][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.915414][ T32] Call trace: [ 1326.915450][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1326.915570][ T32] r10:82918930 r9:e071dd84 r8:00000002 r7:60000013 r6:e071dd8c r5:84d08000 [ 1326.915598][ T32] r4:84d08000 [ 1326.915647][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1326.915693][ T32] r5:84d08000 r4:8291892c [ 1326.915714][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.915753][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.915798][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e071de08 [ 1326.915871][ T32] r4:00000000 [ 1326.915897][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1326.915936][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1326.915973][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.916013][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85094700 [ 1326.916036][ T32] r4:00000000 [ 1326.916055][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1326.916295][ T32] r5:00001000 r4:e0505000 ** 1 printk messages dropped ** [ 1326.916366][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1326.916898][ T32] Exception stack(0xe071dfb0 to 0xe071dff8) ** 10 printk messages dropped ** [ 1326.917955][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 10 printk messages dropped ** [ 1326.918490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 17 printk messages dropped ** [ 1326.919737][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 12 printk messages dropped ** [ 1326.920338][ T32] task:kworker/0:253 state:D stack:0 pid:3871 tgid:3871 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1326.951663][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1326.951944][ T32] r5:00001000 r4:e048f000 [ 1326.951965][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.952003][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.952045][ T32] r5:85023b8c r4:85023800 [ 1326.952064][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.952110][ T32] r7:dddced80 r6:83018000 r5:85023b8c r4:8508c380 [ 1326.952130][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.952174][ T32] r10:61c88647 r9:84d08c00 r8:8508c3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.952196][ T32] r4:8508c380 [ 1326.952214][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.952389][ T32] r10:00000000 r9:8508c380 r8:8027f5e8 r7:e071de60 r6:8508c400 r5:84d08c00 [ 1326.952415][ T32] r4:00000001 [ 1326.952439][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.952479][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1326.952507][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.952535][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.952561][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.952615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.952642][ T32] r4:85094000 [ 1326.953074][ T32] INFO: task kworker/0:253:3871 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1326.953109][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.953220][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.953289][ T32] Call trace: [ 1326.953392][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1326.953445][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1326.953496][ T32] r4:00000000 [ 1326.953519][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.953559][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1326.953587][ T32] 9d20: 937cf000 eca73000 00000001 80239b98 7f185000 00000001 [ 1326.953616][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1326.953642][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.953693][ T32] r5:80070013 r4:80239bb0 [ 1326.953716][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.953863][ T32] r4:82ac11e4 [ 1326.953902][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.953961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1326.953989][ T32] r4:e04e9dc0 [ 1326.954035][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.954080][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1326.954103][ T32] r4:00000000 [ 1326.954148][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1326.954196][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1326.954218][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.954260][ T32] r5:00001000 r4:dfe9b000 [ 1326.954278][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.954317][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.954384][ T32] r5:84ea6b8c r4:84ea6800 [ 1326.954406][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.954456][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1326.954505][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.954554][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1326.954686][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 2 printk messages dropped ** [ 1326.954774][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 2 printk messages dropped ** [ 1326.954957][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1326.955109][ T32] INFO: task kworker/0:254:3873 blocked for more than 453 seconds. ** 3 printk messages dropped ** [ 1326.955357][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1326.955536][ T32] r10:82918930 r9:e0725d84 r8:00000002 r7:60000013 r6:e0725d8c r5:84d09800 ** 2 printk messages dropped ** [ 1326.955618][ T32] r5:84d09800 r4:8291892c ** 2 printk messages dropped ** [ 1326.955721][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0725e08 ** 3 printk messages dropped ** [ 1326.955878][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1326.956183][ T32] r5:00001000 r4:e049d000 [ 1326.956234][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1326.956552][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1326.956659][ T32] r10:61c88647 r9:84d09800 r8:8508c4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1326.956898][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1326.956986][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.957011][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.957038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.957059][ T32] r4:85094300 [ 1326.957335][ T32] INFO: task kworker/0:254:3873 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1326.957385][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.957440][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.957486][ T32] Call trace: [ 1326.957537][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1326.957615][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1326.957642][ T32] r4:00000000 [ 1326.957666][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.957738][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1326.957811][ T32] 9d20: 937cf000 eca73000 00000001 80239b98 7f185000 00000001 [ 1326.957875][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1326.957917][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.957943][ T32] r5:80070013 r4:80239bb0 [ 1326.957964][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.958006][ T32] r4:82ac11e4 [ 1326.958026][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.958119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1326.958146][ T32] r4:e04e9dc0 [ 1326.958271][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.958317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1326.958340][ T32] r4:00000000 [ 1326.958380][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1326.958480][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1326.958507][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.958602][ T32] r5:00001000 r4:dfe9b000 [ 1326.958630][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.958721][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.958837][ T32] r5:84ea6b8c r4:84ea6800 [ 1326.958872][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.958937][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1326.958982][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.959064][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.959089][ T32] r4:84fab300 [ 1326.959109][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.959155][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1326.959200][ T32] r4:00000001 [ 1326.959252][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.959301][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1326.959348][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.959378][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.959404][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.959464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.959507][ T32] r4:84faa100 [ 1326.959558][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.959601][ T32] INFO: task kworker/0:255:3876 blocked for more than 453 seconds. [ 1326.959634][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.959658][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.959679][ T32] task:kworker/0:255 state:D stack:0 pid:3876 tgid:3876 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.959727][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.959767][ T32] Call trace: [ 1326.959795][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1326.959840][ T32] r10:82918930 r9:e072dd84 r8:00000002 r7:60000013 r6:e072dd8c r5:84d0bc00 [ 1326.959967][ T32] r4:84d0bc00 [ 1326.959991][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1326.960031][ T32] r5:84d0bc00 r4:8291892c [ 1326.960050][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.960327][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.991173][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e072de08 [ 1326.991226][ T32] r4:00000000 [ 1326.991251][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1326.991313][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1326.991356][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.991399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850941c0 [ 1326.991423][ T32] r4:00000000 [ 1326.991442][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1326.991491][ T32] r9:83018005 r8:84d0bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1326.991512][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.991558][ T32] r5:00001000 r4:e04bb000 [ 1326.991578][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.991617][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.991659][ T32] r5:8502838c r4:85028000 [ 1326.991683][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.991732][ T32] r7:dddced80 r6:83018000 r5:8502838c r4:8508c580 [ 1326.991753][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.991852][ T32] r10:61c88647 r9:84d0bc00 r8:8508c5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.991887][ T32] r4:8508c580 [ 1326.991975][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.992025][ T32] r10:00000000 r9:8508c580 r8:8027f5e8 r7:e071de60 r6:8508c600 r5:84d0bc00 [ 1326.992097][ T32] r4:00000001 [ 1326.992121][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.992160][ T32] Exception stack(0xe072dfb0 to 0xe072dff8) [ 1326.992190][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.992218][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.992249][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.992279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.992301][ T32] r4:85094180 [ 1326.992784][ T32] INFO: task kworker/0:255:3876 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1326.992846][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.993000][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.993097][ T32] Call trace: [ 1326.993219][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1326.993320][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1326.993366][ T32] r4:00000000 [ 1326.993406][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.993481][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1326.993541][ T32] 9d20: 93cdb000 eca73000 00000001 80239b98 7f185000 00000001 [ 1326.993648][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1326.993680][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.993706][ T32] r5:80070013 r4:80239bb0 [ 1326.993792][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.993855][ T32] r4:82ac11e4 [ 1326.993883][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.993953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1326.993980][ T32] r4:e04e9dc0 [ 1326.993999][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.994068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1326.994095][ T32] r4:00000000 [ 1326.994124][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1326.994170][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1326.994191][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.994232][ T32] r5:00001000 r4:dfe9b000 [ 1326.994391][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.994434][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.994476][ T32] r5:84ea6b8c r4:84ea6800 [ 1326.994495][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.994541][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1326.994596][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.994653][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.994708][ T32] r4:84fab300 ** 1 printk messages dropped ** [ 1326.994776][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 4 printk messages dropped ** [ 1326.995031][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1326.995217][ T32] INFO: task kworker/0:256:3878 blocked for more than 453 seconds. ** 3 printk messages dropped ** [ 1326.995411][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1326.995596][ T32] r4:84d0b000 ** 4 printk messages dropped ** [ 1326.995861][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0731e08 [ 1326.995953][ T32] r4:00000000 [ 1326.995975][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1326.996014][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1326.996052][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.996092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85094500 [ 1326.996114][ T32] r4:00000000 [ 1326.996131][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1326.996174][ T32] r9:83018005 r8:84d0b000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1326.996233][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.996281][ T32] r5:00001000 r4:e04db000 [ 1326.996326][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.996368][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.996483][ T32] r5:8502878c r4:85028400 [ 1326.996506][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.996557][ T32] r7:dddced80 r6:83018000 r5:8502878c r4:8508c680 [ 1326.996580][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.996643][ T32] r10:61c88647 r9:84d0b000 r8:8508c6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.996670][ T32] r4:8508c680 [ 1326.996699][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.996746][ T32] r10:00000000 r9:8508c680 r8:8027f5e8 r7:e071de60 r6:8508c700 r5:84d0b000 [ 1326.996770][ T32] r4:00000001 [ 1326.996788][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.996849][ T32] Exception stack(0xe0731fb0 to 0xe0731ff8) [ 1326.996882][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.996911][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.996936][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.996982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.997079][ T32] r4:85094340 [ 1326.997336][ T32] INFO: task kworker/0:256:3878 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1326.997369][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.997456][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.997518][ T32] Call trace: [ 1326.997552][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1326.997613][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1326.997649][ T32] r4:00000000 [ 1326.997786][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.997848][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1326.997914][ T32] 9d20: 93cdb000 eca73000 00000001 80239b98 7f185000 00000001 [ 1326.997972][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1326.998002][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.998113][ T32] r5:80070013 r4:80239bb0 [ 1326.998185][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.998230][ T32] r4:82ac11e4 [ 1326.998271][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.998370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1326.998396][ T32] r4:e04e9dc0 [ 1326.998432][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.998484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1326.998510][ T32] r4:00000000 [ 1326.998557][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1326.998604][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1326.998633][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.998675][ T32] r5:00001000 r4:dfe9b000 [ 1326.998706][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.998760][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.998821][ T32] r5:84ea6b8c r4:84ea6800 [ 1326.998872][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.998981][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1326.999033][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.999084][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.999133][ T32] r4:84fab300 [ 1326.999156][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.999223][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1326.999248][ T32] r4:00000001 [ 1326.999322][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.999360][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1326.999387][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.999415][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.999440][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.999492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.999613][ T32] r4:84faa100 [ 1326.999638][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.999664][ T32] INFO: task kworker/0:257:3879 blocked for more than 453 seconds. [ 1326.999692][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.999715][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.999735][ T32] task:kworker/0:257 state:D stack:0 pid:3879 tgid:3879 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.999833][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.999890][ T32] Call trace: [ 1326.999920][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1326.999966][ T32] r10:82918930 r9:e0735d84 r8:00000002 r7:60000013 r6:e0735d8c r5:84d0d400 [ 1326.999988][ T32] r4:84d0d400 [ 1327.000033][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1327.000077][ T32] r5:84d0d400 r4:8291892c [ 1327.000097][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.000135][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.000180][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0735e08 [ 1327.000311][ T32] r4:00000000 [ 1327.022813][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1327.023040][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85094bc0 ** 4 printk messages dropped ** [ 1327.023256][ T32] r5:00001000 r4:e0559000 [ 1327.023281][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1327.023363][ T32] r5:8502938c r4:85029000 [ 1327.023384][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.023430][ T32] r7:dddced80 r6:83018000 r5:8502938c r4:8508c780 [ 1327.023452][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.023496][ T32] r10:61c88647 r9:84d0d400 r8:8508c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.023583][ T32] r4:8508c780 [ 1327.023609][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.023765][ T32] r10:00000000 r9:8508c780 r8:8027f5e8 r7:e071de60 r6:8508c800 r5:84d0d400 [ 1327.023792][ T32] r4:00000001 [ 1327.023812][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.023851][ T32] Exception stack(0xe0735fb0 to 0xe0735ff8) [ 1327.023889][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.023940][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.023981][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.024028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.024070][ T32] r4:85094640 [ 1327.024556][ T32] INFO: task kworker/0:257:3879 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1327.024595][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.024671][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.024777][ T32] Call trace: [ 1327.024849][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1327.024969][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1327.025007][ T32] r4:00000000 [ 1327.025029][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.025071][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1327.025168][ T32] 9d20: 93fcb000 eca73000 00000001 80239b98 7f185000 00000001 [ 1327.025231][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1327.025290][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.025350][ T32] r5:80070013 r4:80239bb0 [ 1327.025391][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.025476][ T32] r4:82ac11e4 [ 1327.025498][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.025591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1327.025741][ T32] r4:e04e9dc0 [ 1327.025803][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.025904][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1327.025932][ T32] r4:00000000 [ 1327.025951][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.026000][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1327.026021][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.026079][ T32] r5:00001000 r4:dfe9b000 [ 1327.026121][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.026185][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.026230][ T32] r5:84ea6b8c r4:84ea6800 [ 1327.026257][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.026324][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1327.026348][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.026395][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.026495][ T32] r4:84fab300 [ 1327.026518][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.026564][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1327.026615][ T32] r4:00000001 [ 1327.026639][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.026675][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1327.026702][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.026730][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.026755][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.026809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.026835][ T32] r4:84faa100 [ 1327.026909][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.026944][ T32] INFO: task kworker/0:258:3882 blocked for more than 453 seconds. [ 1327.026979][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.027033][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.027058][ T32] task:kworker/0:258 state:D stack:0 pid:3882 tgid:3882 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.027105][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.027170][ T32] Call trace: [ 1327.027251][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1327.027312][ T32] r10:82918930 r9:e073dd84 r8:00000002 r7:60000113 r6:e073dd8c r5:84d0e000 [ 1327.027390][ T32] r4:84d0e000 [ 1327.027413][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1327.027455][ T32] r5:84d0e000 r4:8291892c [ 1327.027483][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.027550][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.027601][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e073de08 [ 1327.027635][ T32] r4:00000000 [ 1327.027674][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1327.027717][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.027809][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.027907][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85094b00 [ 1327.027971][ T32] r4:00000000 [ 1327.028017][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.028129][ T32] r9:83018005 r8:84d0e000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1327.028179][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.028271][ T32] r5:00001000 r4:e0543000 [ 1327.028313][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.028390][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.028526][ T32] r5:85028f8c r4:85028c00 [ 1327.028579][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.028706][ T32] r7:dddced80 r6:83018000 r5:85028f8c r4:8508c880 [ 1327.028828][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.028946][ T32] r10:61c88647 r9:84d0e000 r8:8508c8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.029001][ T32] r4:8508c880 [ 1327.029069][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.029128][ T32] r10:00000000 r9:8508c880 r8:8027f5e8 r7:e0735e60 r6:8508c900 r5:84d0e000 [ 1327.029205][ T32] r4:00000001 [ 1327.029332][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.029398][ T32] Exception stack(0xe073dfb0 to 0xe073dff8) [ 1327.029477][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.029527][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.029604][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.029691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.029742][ T32] r4:85094940 [ 1327.030161][ T32] INFO: task kworker/0:258:3882 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1327.030206][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.054332][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.054504][ T32] Call trace: [ 1327.054627][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1327.054815][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1327.054909][ T32] r4:00000000 [ 1327.054963][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.055054][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1327.055121][ T32] 9d20: 941a0000 eca73000 00000001 80239b98 7f185000 00000001 [ 1327.055186][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1327.055244][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.055301][ T32] r5:80070013 r4:80239bb0 [ 1327.055348][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.055437][ T32] r4:82ac11e4 [ 1327.055861][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.055971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1327.056024][ T32] r4:e04e9dc0 [ 1327.056073][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.056200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1327.056268][ T32] r4:00000000 [ 1327.056314][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.056414][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1327.056464][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.056553][ T32] r5:00001000 r4:dfe9b000 [ 1327.056599][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.056688][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.056779][ T32] r5:84ea6b8c r4:84ea6800 [ 1327.056825][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1327.056983][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.057081][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.057131][ T32] r4:84fab300 [ 1327.057177][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.057273][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1327.057324][ T32] r4:00000001 [ 1327.057369][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.057619][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1327.057866][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.057941][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.058028][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.058101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.058265][ T32] r4:84faa100 [ 1327.058325][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.058393][ T32] INFO: task kworker/1:125:3884 blocked for more than 453 seconds. [ 1327.058463][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.058520][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.058569][ T32] task:kworker/1:125 state:D stack:0 pid:3884 tgid:3884 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.058678][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.058769][ T32] Call trace: [ 1327.058860][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1327.058964][ T32] r10:82918930 r9:e06a9d84 r8:00000002 r7:60000113 r6:e06a9d8c r5:84ffb000 [ 1327.059016][ T32] r4:84ffb000 [ 1327.059063][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1327.059151][ T32] r5:84ffb000 r4:8291892c [ 1327.059196][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.059279][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.059393][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06a9e08 [ 1327.059448][ T32] r4:00000000 [ 1327.059489][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1327.059563][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.059648][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.059731][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508f800 [ 1327.059777][ T32] r4:00000000 [ 1327.059840][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.059943][ T32] r9:83018205 r8:84ffb000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1327.059996][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.060088][ T32] r5:00001000 r4:e0591000 [ 1327.060135][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.060217][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.078583][ T32] r5:84f2678c r4:84f26400 [ 1327.078752][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.078903][ T32] r7:ddde2d80 r6:83018200 r5:84f2678c r4:85072100 [ 1327.078955][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.079057][ T32] r10:61c88647 r9:84ffb000 r8:8507212c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.079113][ T32] r4:85072100 [ 1327.079162][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.079260][ T32] r10:00000000 r9:85072100 r8:8027f5e8 r7:e06cde60 r6:85072180 r5:84ffb000 [ 1327.079308][ T32] r4:00000001 [ 1327.079352][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.079859][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1327.079942][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.080011][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.080073][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.080158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.080219][ T32] r4:8508f5c0 [ 1327.088538][ T32] INFO: task kworker/1:125:3884 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1327.088671][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.088778][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.088846][ T32] Call trace: [ 1327.088882][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1327.088939][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1327.088962][ T32] r4:00000000 [ 1327.088982][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.089073][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1327.089111][ T32] 9d20: 9434e000 eca73000 00000001 80239b98 7f185000 00000001 [ 1327.089172][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1327.089288][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.089403][ T32] r5:80070013 r4:80239bb0 [ 1327.089429][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.089476][ T32] r4:82ac11e4 [ 1327.089496][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1327.089625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 6 printk messages dropped ** [ 1327.089941][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1327.090103][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1327.104348][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 5 printk messages dropped ** [ 1327.104576][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1327.104799][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1327.105054][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.105106][ T32] Call trace: [ 1327.105195][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1327.105250][ T32] r10:82918930 r9:e0729d84 r8:00000002 r7:60000013 r6:e0729d8c r5:84ffbc00 [ 1327.105272][ T32] r4:84ffbc00 [ 1327.105320][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1327.105371][ T32] r5:84ffbc00 r4:8291892c [ 1327.105392][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.105465][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.105516][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0729e08 [ 1327.105538][ T32] r4:00000000 [ 1327.105560][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1327.105599][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.105675][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.105742][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85094cc0 [ 1327.105848][ T32] r4:00000000 [ 1327.105876][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.105926][ T32] r9:83018005 r8:84ffbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1327.105948][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.106017][ T32] r5:00001000 r4:e056d000 [ 1327.106041][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.106108][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.106158][ T32] r5:8502978c r4:85029400 [ 1327.106206][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.106257][ T32] r7:dddced80 r6:83018000 r5:8502978c r4:8508c980 [ 1327.106278][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.106323][ T32] r10:61c88647 r9:84ffbc00 r8:8508c9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.106345][ T32] r4:8508c980 [ 1327.106362][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.106411][ T32] r10:00000000 r9:8508c980 r8:8027f5e8 r7:e0735e60 r6:85072200 r5:84ffbc00 [ 1327.106463][ T32] r4:00000001 [ 1327.106485][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.106520][ T32] Exception stack(0xe0729fb0 to 0xe0729ff8) [ 1327.106547][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.106574][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.106651][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.106683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.106705][ T32] r4:85094c00 [ 1327.107183][ T32] INFO: task kworker/0:259:3886 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1327.107222][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.107309][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.107381][ T32] Call trace: [ 1327.107444][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1327.107522][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1327.107548][ T32] r4:00000000 [ 1327.107568][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.107616][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1327.107649][ T32] 9d20: 94752000 eca73000 00000001 80239b98 7f185000 00000001 [ 1327.107678][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1327.107703][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.107726][ T32] r5:80070013 r4:80239bb0 [ 1327.107746][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.107787][ T32] r4:82ac11e4 [ 1327.107862][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.107908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1327.107930][ T32] r4:e04e9dc0 [ 1327.107974][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.108019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1327.108042][ T32] r4:00000000 [ 1327.108060][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.108104][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1327.108124][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.108165][ T32] r5:00001000 r4:dfe9b000 [ 1327.108184][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.108222][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.108339][ T32] r5:84ea6b8c r4:84ea6800 [ 1327.108457][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.108563][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1327.108632][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.108730][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.108784][ T32] r4:84fab300 [ 1327.108829][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.108924][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1327.108976][ T32] r4:00000001 [ 1327.109021][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.109133][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1327.109201][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.109257][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.109317][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.109360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.109414][ T32] r4:84faa100 [ 1327.109469][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.109514][ T32] INFO: task kworker/0:260:3888 blocked for more than 453 seconds. [ 1327.109604][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.109679][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.109724][ T32] task:kworker/0:260 state:D stack:0 pid:3888 tgid:3888 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.109850][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.109949][ T32] Call trace: [ 1327.110011][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1327.110123][ T32] r10:82918930 r9:e0745d84 r8:00000002 r7:60000013 r6:e0745d8c r5:84d0ec00 [ 1327.110180][ T32] r4:84d0ec00 [ 1327.110224][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1327.118927][ T32] r5:84d0ec00 r4:8291892c [ 1327.119005][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.119105][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.119158][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0745e08 [ 1327.119194][ T32] r4:00000000 [ 1327.119217][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1327.119380][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.119455][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.119555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85093000 [ 1327.119583][ T32] r4:00000000 [ 1327.119619][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.119705][ T32] r9:83018005 r8:84d0ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1327.119732][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.119790][ T32] r5:00001000 r4:e05bd000 [ 1327.119851][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.119900][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.119944][ T32] r5:8502a38c r4:8502a000 [ 1327.120017][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.120069][ T32] r7:dddced80 r6:83018000 r5:8502a38c r4:8508ca00 [ 1327.120093][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.120194][ T32] r10:61c88647 r9:84d0ec00 r8:8508ca2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.120249][ T32] r4:8508ca00 [ 1327.120305][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.134284][ T32] r10:00000000 r9:8508ca00 r8:8027f5e8 r7:e0729e60 r6:8508ca80 r5:84d0ec00 [ 1327.134451][ T32] r4:00000001 [ 1327.134500][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.134633][ T32] Exception stack(0xe0745fb0 to 0xe0745ff8) [ 1327.134705][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.134765][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.134817][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.134907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.134982][ T32] r4:85094d00 [ 1327.135514][ T32] INFO: task kworker/0:260:3888 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1327.135587][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.135814][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.135906][ T32] Call trace: [ 1327.135943][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1327.136027][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1327.136104][ T32] r4:00000000 [ 1327.136130][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.136201][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1327.136259][ T32] 9d20: 94af5000 eca73000 00000001 80239b98 7f185000 00000001 [ 1327.136296][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1327.136323][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.136347][ T32] r5:80070013 r4:80239bb0 [ 1327.136367][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.136438][ T32] r4:82ac11e4 [ 1327.136475][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.136575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1327.136633][ T32] r4:e04e9dc0 [ 1327.136675][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.136757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1327.136801][ T32] r4:00000000 [ 1327.136852][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.136953][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1327.136999][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.137177][ T32] r5:00001000 r4:dfe9b000 [ 1327.137237][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.137321][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.137405][ T32] r5:84ea6b8c r4:84ea6800 [ 1327.137448][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.137545][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1327.137587][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.137684][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.137737][ T32] r4:84fab300 [ 1327.137836][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.137934][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1327.137981][ T32] r4:00000001 [ 1327.138020][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.138118][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1327.138204][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.138275][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.138352][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.138445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.138497][ T32] r4:84faa100 [ 1327.138543][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.138600][ T32] INFO: task kworker/1:126:3890 blocked for more than 453 seconds. [ 1327.138707][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1327.138900][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1327.139076][ T32] r10:82918930 r9:e0739d84 r8:00000002 r7:60000113 r6:e0739d8c r5:84ff9800 ** 4 printk messages dropped ** [ 1327.139308][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1327.139513][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1327.139869][ T32] r9:83018205 r8:84ff9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 ** 1 printk messages dropped ** [ 1327.139952][ T32] r5:00001000 r4:e05fd000 [ 1327.139974][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.140012][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.140080][ T32] r5:8502af8c r4:8502ac00 [ 1327.140131][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.140186][ T32] r7:ddde2d80 r6:83018200 r5:8502af8c r4:85072280 [ 1327.140210][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.150215][ T32] r10:61c88647 r9:84ff9800 r8:850722ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.150770][ T32] r4:85072280 [ 1327.150837][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.150978][ T32] r10:00000000 r9:85072280 r8:8027f5e8 r7:e06cde60 r6:85072300 r5:84ff9800 [ 1327.151095][ T32] r4:00000001 [ 1327.151155][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.151233][ T32] Exception stack(0xe0739fb0 to 0xe0739ff8) [ 1327.151291][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.151374][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.151464][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.151557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.151615][ T32] r4:8508f7c0 [ 1327.152328][ T32] INFO: task kworker/1:126:3890 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1327.152405][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.152537][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.152741][ T32] Call trace: [ 1327.152859][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1327.152969][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1327.153015][ T32] r4:00000000 [ 1327.153057][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.153142][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1327.153224][ T32] 9d20: 94af5000 eca73000 00000001 80239b98 7f185000 00000001 [ 1327.153294][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1327.153347][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.153395][ T32] r5:80070013 r4:80239bb0 [ 1327.153434][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.153526][ T32] r4:82ac11e4 [ 1327.153617][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.153709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1327.153758][ T32] r4:e04e9dc0 [ 1327.153837][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.153944][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1327.154000][ T32] r4:00000000 [ 1327.154042][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.154132][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1327.154183][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.154268][ T32] r5:00001000 r4:dfe9b000 [ 1327.154310][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.154386][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.154475][ T32] r5:84ea6b8c r4:84ea6800 [ 1327.154549][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.154653][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1327.154703][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.154795][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.154841][ T32] r4:84fab300 [ 1327.154885][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.154978][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1327.155022][ T32] r4:00000001 [ 1327.155062][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.155133][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1327.155190][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.155247][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.155298][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.155358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.155417][ T32] r4:84faa100 [ 1327.155463][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.155520][ T32] INFO: task kworker/0:261:3892 blocked for more than 453 seconds. [ 1327.155586][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.155765][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.155815][ T32] task:kworker/0:261 state:D stack:0 pid:3892 tgid:3892 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.155908][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.155995][ T32] Call trace: [ 1327.156058][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1327.156150][ T32] r10:82918930 r9:e0749d84 r8:00000002 r7:60000013 r6:e0749d8c r5:84f88c00 [ 1327.156229][ T32] r4:84f88c00 [ 1327.156306][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1327.156389][ T32] r5:84f88c00 r4:8291892c [ 1327.156468][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.156572][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.156677][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0749e08 [ 1327.156724][ T32] r4:00000000 [ 1327.156776][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1327.156855][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.156956][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.157074][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85094fc0 [ 1327.157146][ T32] r4:00000000 [ 1327.157190][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.157280][ T32] r9:83018005 r8:84f88c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1327.157350][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.157437][ T32] r5:00001000 r4:e05a1000 [ 1327.157477][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.157556][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.157649][ T32] r5:85029b8c r4:85029800 [ 1327.157745][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.157988][ T32] r7:dddced80 r6:83018000 r5:85029b8c r4:8508cb00 [ 1327.158039][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.158136][ T32] r10:61c88647 r9:84f88c00 r8:8508cb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.158181][ T32] r4:8508cb00 [ 1327.158219][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.158317][ T32] r10:00000000 r9:8508cb00 r8:8027f5e8 r7:e0745e60 r6:8508cb80 r5:84f88c00 [ 1327.158363][ T32] r4:00000001 [ 1327.158405][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.158477][ T32] Exception stack(0xe0749fb0 to 0xe0749ff8) [ 1327.158553][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.158625][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.158713][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.158776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.158851][ T32] r4:8506c140 [ 1327.159260][ T32] INFO: task kworker/0:261:3892 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1327.159301][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.159359][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.159405][ T32] Call trace: [ 1327.159435][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1327.159485][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1327.159519][ T32] r4:00000000 [ 1327.159564][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.159614][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1327.159666][ T32] 9d20: 94af5000 eca73000 00000001 80239b98 7f185000 00000001 [ 1327.159729][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1327.159758][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.159782][ T32] r5:80070013 r4:80239bb0 [ 1327.159803][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.159939][ T32] r4:82ac11e4 [ 1327.159969][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.160015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1327.160037][ T32] r4:e04e9dc0 [ 1327.160056][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.160099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1327.160152][ T32] r4:00000000 [ 1327.160174][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.160221][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1327.160243][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.190873][ T32] r5:00001000 r4:dfe9b000 [ 1327.190982][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.191054][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.191242][ T32] r5:84ea6b8c r4:84ea6800 [ 1327.191269][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.191317][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1327.191426][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.191527][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.191649][ T32] r4:84fab300 [ 1327.191675][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.191724][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1327.191747][ T32] r4:00000001 [ 1327.191853][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.191899][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1327.191930][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.192030][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.192071][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.192123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.192293][ T32] r4:84faa100 [ 1327.192410][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.192444][ T32] INFO: task kworker/0:262:3894 blocked for more than 453 seconds. [ 1327.192477][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.192507][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.192557][ T32] task:kworker/0:262 state:D stack:0 pid:3894 tgid:3894 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.192628][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.192674][ T32] Call trace: [ 1327.192709][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1327.192761][ T32] r10:82918930 r9:e074dd84 r8:00000002 r7:60000013 r6:e074dd8c r5:84f89800 [ 1327.192783][ T32] r4:84f89800 [ 1327.192803][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1327.192919][ T32] r5:84f89800 r4:8291892c [ 1327.192959][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.193016][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.193132][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e074de08 [ 1327.193159][ T32] r4:00000000 [ 1327.193178][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1327.193215][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.193255][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.193295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506c100 [ 1327.193386][ T32] r4:00000000 [ 1327.193409][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.193458][ T32] r9:83018005 r8:84f89800 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1327.193479][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.193569][ T32] r5:00001000 r4:e05b1000 [ 1327.193601][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.193673][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.193718][ T32] r5:85029f8c r4:85029c00 [ 1327.193737][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.193877][ T32] r7:dddced80 r6:83018000 r5:85029f8c r4:8508cc00 [ 1327.194068][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.194122][ T32] r10:61c88647 r9:84f89800 r8:8508cc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.194144][ T32] r4:8508cc00 [ 1327.194166][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.194213][ T32] r10:00000000 r9:8508cc00 r8:8027f5e8 r7:e0745e60 r6:8508cc80 r5:84f89800 [ 1327.194236][ T32] r4:00000001 [ 1327.194261][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.194323][ T32] Exception stack(0xe074dfb0 to 0xe074dff8) [ 1327.194352][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.194381][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.194407][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.194437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.194517][ T32] r4:850930c0 [ 1327.195017][ T32] INFO: task kworker/0:262:3894 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1327.195062][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.195124][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.195230][ T32] Call trace: [ 1327.195414][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1327.195480][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1327.195520][ T32] r4:00000000 [ 1327.195540][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.195580][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1327.195616][ T32] 9d20: 95131000 eca73000 00000001 80239b98 7f185000 00000001 [ 1327.195646][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1327.195671][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.195695][ T32] r5:80070013 r4:80239bb0 [ 1327.195713][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.195790][ T32] r4:82ac11e4 [ 1327.195810][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.195853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1327.195882][ T32] r4:e04e9dc0 [ 1327.195922][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.196006][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1327.196050][ T32] r4:00000000 [ 1327.196089][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.196208][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1327.196262][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.196351][ T32] r5:00001000 r4:dfe9b000 [ 1327.196396][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.196478][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.196569][ T32] r5:84ea6b8c r4:84ea6800 [ 1327.196689][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.196788][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1327.196835][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.196935][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.197052][ T32] r4:84fab300 [ 1327.197100][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.197276][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1327.197330][ T32] r4:00000001 [ 1327.197376][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.197451][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1327.197503][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.197573][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.197643][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.197703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.197754][ T32] r4:84faa100 [ 1327.197857][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.197915][ T32] INFO: task kworker/0:263:3896 blocked for more than 453 seconds. [ 1327.197968][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.198014][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.198062][ T32] task:kworker/0:263 state:D stack:0 pid:3896 tgid:3896 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.198200][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.198290][ T32] Call trace: [ 1327.198375][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1327.198503][ T32] r10:82918930 r9:e0751d84 r8:00000002 r7:60000113 r6:e0751d8c r5:84f8a400 [ 1327.198558][ T32] r4:84f8a400 [ 1327.198599][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1327.198689][ T32] r5:84f8a400 r4:8291892c [ 1327.198733][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.198834][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.198932][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0751e08 [ 1327.199037][ T32] r4:00000000 [ 1327.199087][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1327.199169][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.199306][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.199404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85093300 [ 1327.199448][ T32] r4:00000000 [ 1327.199489][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.199582][ T32] r9:83018005 r8:84f8a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1327.199639][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.199725][ T32] r5:00001000 r4:e05df000 [ 1327.199799][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.199884][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.199970][ T32] r5:8502ab8c r4:8502a800 [ 1327.200051][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.200148][ T32] r7:dddced80 r6:83018000 r5:8502ab8c r4:8508cd00 [ 1327.200192][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.224142][ T32] r10:61c88647 r9:84f8a400 r8:8508cd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.224295][ T32] r4:8508cd00 [ 1327.224325][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.224403][ T32] r10:00000000 r9:8508cd00 r8:8027f5e8 r7:e0745e60 r6:8508cd80 r5:84f8a400 [ 1327.224425][ T32] r4:00000001 [ 1327.224513][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.224556][ T32] Exception stack(0xe0751fb0 to 0xe0751ff8) [ 1327.224589][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.224625][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.224658][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.224696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.224720][ T32] r4:850930c0 [ 1327.225146][ T32] INFO: task kworker/0:263:3896 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1327.225183][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.225355][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.225502][ T32] Call trace: [ 1327.225537][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1327.225590][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1327.225619][ T32] r4:00000000 [ 1327.225638][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.225678][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1327.225707][ T32] 9d20: 9532e000 eca73000 00000001 80239b98 7f185000 00000001 [ 1327.225737][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1327.225808][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.225851][ T32] r5:80070013 r4:80239bb0 [ 1327.225872][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.225917][ T32] r4:82ac11e4 [ 1327.225939][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.225982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1327.226003][ T32] r4:e04e9dc0 [ 1327.226112][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.226158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1327.226180][ T32] r4:00000000 [ 1327.226200][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.226245][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1327.226372][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.226491][ T32] r5:00001000 r4:dfe9b000 [ 1327.226515][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.226624][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.226743][ T32] r5:84ea6b8c r4:84ea6800 [ 1327.226767][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.226863][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1327.226981][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.227031][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.227056][ T32] r4:84fab300 [ 1327.227081][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.227127][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1327.227148][ T32] r4:00000001 [ 1327.227167][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.227557][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1327.227587][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.227956][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.227988][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.228043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.228069][ T32] r4:84faa100 [ 1327.228093][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.228147][ T32] INFO: task kworker/0:264:3898 blocked for more than 453 seconds. [ 1327.228269][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.228300][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.228322][ T32] task:kworker/0:264 state:D stack:0 pid:3898 tgid:3898 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.228428][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.228469][ T32] Call trace: [ 1327.228498][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1327.228543][ T32] r10:82918930 r9:e075dd84 r8:00000002 r7:60000013 r6:e075dd8c r5:84f8b000 [ 1327.228564][ T32] r4:84f8b000 [ 1327.228614][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1327.228659][ T32] r5:84f8b000 r4:8291892c [ 1327.228679][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.228720][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.228852][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e075de08 [ 1327.228879][ T32] r4:00000000 [ 1327.228900][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1327.228938][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.228973][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.229014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85093240 [ 1327.229035][ T32] r4:00000000 [ 1327.229065][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.229113][ T32] r9:83018005 r8:84f8b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1327.229134][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.229208][ T32] r5:00001000 r4:e05d3000 [ 1327.229232][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.229272][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.229314][ T32] r5:8502a78c r4:8502a400 [ 1327.229333][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.229377][ T32] r7:dddced80 r6:83018000 r5:8502a78c r4:8508ce00 [ 1327.229397][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.229471][ T32] r10:61c88647 r9:84f8b000 r8:8508ce2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.229497][ T32] r4:8508ce00 [ 1327.229516][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.229561][ T32] r10:00000000 r9:8508ce00 r8:8027f5e8 r7:e0751e60 r6:8508ce80 r5:84f8b000 [ 1327.229583][ T32] r4:00000001 [ 1327.229603][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.229643][ T32] Exception stack(0xe075dfb0 to 0xe075dff8) [ 1327.229693][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.229791][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.229840][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.229876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.229901][ T32] r4:85093200 [ 1327.230207][ T32] INFO: task kworker/0:264:3898 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1327.230330][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.249066][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.249145][ T32] Call trace: [ 1327.249276][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1327.249340][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1327.249364][ T32] r4:00000000 [ 1327.249383][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.249423][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1327.249453][ T32] 9d20: 95741000 eca73000 00000001 80239b98 7f185000 00000001 [ 1327.249616][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1327.249652][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.249680][ T32] r5:80070013 r4:80239bb0 [ 1327.249702][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.249745][ T32] r4:82ac11e4 [ 1327.249821][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.249885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1327.249907][ T32] r4:e04e9dc0 [ 1327.249927][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.249968][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1327.249989][ T32] r4:00000000 [ 1327.250007][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.250054][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1327.250075][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.250117][ T32] r5:00001000 r4:dfe9b000 [ 1327.250153][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.250232][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.251081][ T32] r5:84ea6b8c r4:84ea6800 [ 1327.251143][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.251212][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1327.251234][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.251443][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.251474][ T32] r4:84fab300 [ 1327.251564][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.251624][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1327.251648][ T32] r4:00000001 [ 1327.251668][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.251704][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1327.251732][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.251760][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.251787][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.251915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.251942][ T32] r4:84faa100 [ 1327.251966][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.251997][ T32] INFO: task kworker/0:265:3900 blocked for more than 453 seconds. [ 1327.252137][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.252252][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.252278][ T32] task:kworker/0:265 state:D stack:0 pid:3900 tgid:3900 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.252419][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.252465][ T32] Call trace: [ 1327.252503][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1327.252554][ T32] r10:82918930 r9:e0765d84 r8:00000002 r7:60000113 r6:e0765d8c r5:84f8c800 [ 1327.252577][ T32] r4:84f8c800 [ 1327.252595][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1327.252673][ T32] r5:84f8c800 r4:8291892c [ 1327.252696][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.252824][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1327.252950][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1327.253329][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.253372][ T32] r5:00001000 r4:e060d000 [ 1327.253392][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.253517][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.253618][ T32] r5:8502b38c r4:8502b000 [ 1327.253645][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1327.253756][ T32] r10:61c88647 r9:84f8c800 r8:8508cf2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1327.253985][ T32] Exception stack(0xe0765fb0 to 0xe0765ff8) ** 1 printk messages dropped ** [ 1327.254088][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1327.254660][ T32] INFO: task kworker/0:265:3900 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1327.254698][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.254756][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.254804][ T32] Call trace: [ 1327.254833][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1327.254882][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1327.254905][ T32] r4:00000000 [ 1327.254923][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.254961][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1327.254989][ T32] 9d20: 95741000 eca73000 00000001 80239b98 7f185000 00000001 [ 1327.255017][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1327.255042][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.255093][ T32] r5:80070013 r4:80239bb0 [ 1327.255118][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.255162][ T32] r4:82ac11e4 [ 1327.255187][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.255230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1327.255252][ T32] r4:e04e9dc0 [ 1327.255270][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.255310][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1327.255331][ T32] r4:00000000 [ 1327.255349][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.255393][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1327.255441][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.255487][ T32] r5:00001000 r4:dfe9b000 [ 1327.255508][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.255546][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.255614][ T32] r5:84ea6b8c r4:84ea6800 [ 1327.255637][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.255714][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1327.255738][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.255784][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.255806][ T32] r4:84fab300 [ 1327.255825][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.255868][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1327.255891][ T32] r4:00000001 [ 1327.255910][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.255944][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1327.255970][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.256037][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.256067][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.256123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.256173][ T32] r4:84faa100 [ 1327.256197][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.256224][ T32] INFO: task kworker/1:127:3902 blocked for more than 453 seconds. [ 1327.256252][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.256274][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.256295][ T32] task:kworker/1:127 state:D stack:0 pid:3902 tgid:3902 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.256339][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.256380][ T32] Call trace: [ 1327.256409][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1327.256453][ T32] r10:82918930 r9:e0761d84 r8:00000002 r7:60000113 r6:e0761d8c r5:84ffc800 [ 1327.256499][ T32] r4:84ffc800 [ 1327.256521][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1327.256590][ T32] r5:84ffc800 r4:8291892c [ 1327.256618][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.256658][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.256702][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0761e08 [ 1327.256725][ T32] r4:00000000 [ 1327.256745][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1327.256783][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.256817][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.256857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ada00 [ 1327.256879][ T32] r4:00000000 [ 1327.256896][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.256938][ T32] r9:83018205 r8:84ffc800 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1327.256958][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.256998][ T32] r5:00001000 r4:e0025000 [ 1327.257017][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.257054][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.257095][ T32] r5:84f26f8c r4:84f26c00 [ 1327.257113][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.257156][ T32] r7:ddde2d80 r6:83018200 r5:84f26f8c r4:85072380 [ 1327.257207][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.257256][ T32] r10:61c88647 r9:84ffc800 r8:850723ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.257278][ T32] r4:85072380 [ 1327.257297][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.257341][ T32] r10:00000000 r9:85072380 r8:8027f5e8 r7:e06cde60 r6:85072400 r5:84ffc800 [ 1327.257362][ T32] r4:00000001 [ 1327.257468][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.257506][ T32] Exception stack(0xe0761fb0 to 0xe0761ff8) [ 1327.257531][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.257560][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.257669][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.257793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.257838][ T32] r4:8508fb00 [ 1327.258107][ T32] INFO: task kworker/1:127:3902 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1327.258139][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.258194][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.258269][ T32] Call trace: [ 1327.258338][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1327.258447][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1327.258474][ T32] r4:00000000 [ 1327.258494][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.258532][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1327.258560][ T32] 9d20: 95741000 eca73000 00000001 80239b98 7f185000 00000001 [ 1327.258615][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1327.258648][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.258674][ T32] r5:80070013 r4:80239bb0 [ 1327.258694][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.258734][ T32] r4:82ac11e4 [ 1327.258764][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.258809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1327.258860][ T32] r4:e04e9dc0 [ 1327.258906][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.258984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1327.259013][ T32] r4:00000000 [ 1327.259051][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.259127][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1327.259151][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.259223][ T32] r5:00001000 r4:dfe9b000 [ 1327.259246][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.259313][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.259361][ T32] r5:84ea6b8c r4:84ea6800 [ 1327.259427][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.259503][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1327.259548][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.259598][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.259658][ T32] r4:84fab300 [ 1327.259682][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.259727][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1327.259776][ T32] r4:00000001 [ 1327.259799][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.259930][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1327.259961][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.259990][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.260017][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.260044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.260067][ T32] r4:84faa100 [ 1327.260086][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.260113][ T32] INFO: task kworker/0:266:3904 blocked for more than 453 seconds. [ 1327.260140][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.260164][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.260184][ T32] task:kworker/0:266 state:D stack:0 pid:3904 tgid:3904 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.290839][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.291004][ T32] Call trace: [ 1327.291043][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1327.291177][ T32] r10:82918930 r9:e076dd84 r8:00000002 r7:60000113 r6:e076dd8c r5:84ffe000 [ 1327.291211][ T32] r4:84ffe000 [ 1327.291233][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1327.291279][ T32] r5:84ffe000 r4:8291892c [ 1327.291352][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.291429][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.291483][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e076de08 [ 1327.291509][ T32] r4:00000000 [ 1327.291548][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1327.291619][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.291693][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.291770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85093bc0 [ 1327.291798][ T32] r4:00000000 [ 1327.291819][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.291873][ T32] r9:83018005 r8:84ffe000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1327.291910][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.291968][ T32] r5:00001000 r4:e0755000 [ 1327.291991][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.292033][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.292078][ T32] r5:8502bf8c r4:8502bc00 [ 1327.292128][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.292196][ T32] r7:dddced80 r6:83018000 r5:8502bf8c r4:8509a080 [ 1327.292222][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.292277][ T32] r10:61c88647 r9:84ffe000 r8:8509a0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.292302][ T32] r4:8509a080 [ 1327.292323][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.292454][ T32] r10:00000000 r9:8509a080 r8:8027f5e8 r7:e0765e60 r6:85072500 r5:84ffe000 [ 1327.292483][ T32] r4:00000001 [ 1327.292503][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.292541][ T32] Exception stack(0xe076dfb0 to 0xe076dff8) [ 1327.292596][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.292634][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.292688][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.292721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.292743][ T32] r4:85093700 [ 1327.293170][ T32] INFO: task kworker/0:266:3904 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1327.293205][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.293406][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.293456][ T32] Call trace: [ 1327.293486][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1327.293536][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1327.293558][ T32] r4:00000000 [ 1327.293605][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.293686][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1327.293725][ T32] 9d20: 95c72000 eca73000 00000001 80239b98 7f185000 00000001 [ 1327.293757][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1327.293836][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.293867][ T32] r5:80070013 r4:80239bb0 [ 1327.293914][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.293962][ T32] r4:82ac11e4 [ 1327.293983][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.294025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1327.294047][ T32] r4:e04e9dc0 [ 1327.294065][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.294105][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1327.294126][ T32] r4:00000000 [ 1327.294172][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.294221][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1327.294243][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.294306][ T32] r5:00001000 r4:dfe9b000 [ 1327.294356][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.294400][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.294550][ T32] r5:84ea6b8c r4:84ea6800 [ 1327.294573][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.294671][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1327.294697][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.294745][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.294768][ T32] r4:84fab300 [ 1327.294861][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.294918][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1327.295012][ T32] r4:00000001 [ 1327.295065][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.295110][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1327.295138][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.295245][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.295325][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.295360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.295389][ T32] r4:84faa100 [ 1327.295415][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.295476][ T32] INFO: task kworker/0:267:3905 blocked for more than 453 seconds. [ 1327.295513][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.295548][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.295570][ T32] task:kworker/0:267 state:D stack:0 pid:3905 tgid:3905 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.295627][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.295729][ T32] Call trace: [ 1327.295759][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1327.295805][ T32] r10:82918930 r9:e0771d84 r8:00000002 r7:60000113 r6:e0771d8c r5:84ffec00 [ 1327.295827][ T32] r4:84ffec00 [ 1327.295847][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1327.295908][ T32] r5:84ffec00 r4:8291892c [ 1327.295958][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.296182][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.296251][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0771e08 [ 1327.296283][ T32] r4:00000000 [ 1327.296306][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1327.296376][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.296419][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.296466][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85093a40 [ 1327.296599][ T32] r4:00000000 [ 1327.296660][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.296712][ T32] r9:83018005 r8:84ffec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1327.296762][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.296809][ T32] r5:00001000 r4:e062f000 [ 1327.296831][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.296895][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.296943][ T32] r5:8502b78c r4:8502b400 [ 1327.296990][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.297041][ T32] r7:dddced80 r6:83018000 r5:8502b78c r4:8509a100 [ 1327.297064][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.297123][ T32] r10:61c88647 r9:84ffec00 r8:8509a12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.297154][ T32] r4:8509a100 [ 1327.297175][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.297223][ T32] r10:00000000 r9:8509a100 r8:8027f5e8 r7:e076de60 r6:85072580 r5:84ffec00 [ 1327.297248][ T32] r4:00000001 [ 1327.297280][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.297319][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1327.297346][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.297376][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.297510][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.297546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.297624][ T32] r4:85093700 [ 1327.297936][ T32] INFO: task kworker/0:267:3905 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1327.297973][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.298030][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.298095][ T32] Call trace: [ 1327.298125][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1327.298198][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1327.298224][ T32] r4:00000000 [ 1327.298301][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.298370][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1327.298407][ T32] 9d20: 95c72000 eca73000 00000001 80239b98 7f185000 00000001 [ 1327.298439][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1327.298464][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.298512][ T32] r5:80070013 r4:80239bb0 [ 1327.298538][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.298580][ T32] r4:82ac11e4 [ 1327.298599][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.298646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1327.298668][ T32] r4:e04e9dc0 [ 1327.298699][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.298772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1327.298798][ T32] r4:00000000 [ 1327.298819][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.298977][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1327.299004][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.299048][ T32] r5:00001000 r4:dfe9b000 [ 1327.299067][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.299104][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.299145][ T32] r5:84ea6b8c r4:84ea6800 [ 1327.299204][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.299255][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1327.299276][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.299322][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.299344][ T32] r4:84fab300 [ 1327.299363][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.299408][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1327.299443][ T32] r4:00000001 [ 1327.299467][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.299528][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1327.299571][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.299611][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.299669][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.299701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.299723][ T32] r4:84faa100 [ 1327.299743][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.299768][ T32] INFO: task kworker/0:268:3907 blocked for more than 453 seconds. [ 1327.299795][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.299818][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.299852][ T32] task:kworker/0:268 state:D stack:0 pid:3907 tgid:3907 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.299905][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.300086][ T32] Call trace: [ 1327.300120][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1327.300166][ T32] r10:82918930 r9:e077dd84 r8:00000002 r7:60000113 r6:e077dd8c r5:84ffa400 [ 1327.300239][ T32] r4:84ffa400 [ 1327.322689][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1327.322785][ T32] r5:84ffa400 r4:8291892c [ 1327.322808][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.322849][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.322895][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e077de08 [ 1327.322917][ T32] r4:00000000 [ 1327.322936][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1327.322972][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.323015][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.323057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85093ac0 [ 1327.323078][ T32] r4:00000000 [ 1327.323097][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.323144][ T32] r9:83018005 r8:84ffa400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1327.323166][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.323211][ T32] r5:00001000 r4:e063f000 [ 1327.323231][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.323269][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.323311][ T32] r5:8502bb8c r4:8502b800 [ 1327.323330][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.323375][ T32] r7:dddced80 r6:83018000 r5:8502bb8c r4:8509a180 [ 1327.323396][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.323441][ T32] r10:61c88647 r9:84ffa400 r8:8509a1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.323462][ T32] r4:8509a180 [ 1327.323481][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.323525][ T32] r10:00000000 r9:8509a180 r8:8027f5e8 r7:e076de60 r6:85072600 r5:84ffa400 [ 1327.323574][ T32] r4:00000001 [ 1327.323595][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.323641][ T32] Exception stack(0xe077dfb0 to 0xe077dff8) [ 1327.323671][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.323699][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.323725][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.323753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.323775][ T32] r4:85093c40 [ 1327.324206][ T32] INFO: task kworker/0:268:3907 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1327.324242][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.324405][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.324460][ T32] Call trace: [ 1327.324491][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1327.324541][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1327.324564][ T32] r4:00000000 [ 1327.324582][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.324628][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1327.324657][ T32] 9d20: 95f28000 eca73000 00000001 80239b98 7f185000 00000001 [ 1327.324690][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1327.324717][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.324848][ T32] r5:80070013 r4:80239bb0 [ 1327.324873][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.324915][ T32] r4:82ac11e4 [ 1327.324971][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.325016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1327.325039][ T32] r4:e04e9dc0 [ 1327.325057][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.325099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1327.325122][ T32] r4:00000000 [ 1327.325140][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.325184][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1327.325205][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.325246][ T32] r5:00001000 r4:dfe9b000 [ 1327.325264][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.325390][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.325439][ T32] r5:84ea6b8c r4:84ea6800 [ 1327.325459][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.325505][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1327.325551][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.325600][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.325658][ T32] r4:84fab300 [ 1327.325681][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.325726][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1327.325819][ T32] r4:00000001 [ 1327.325845][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.325906][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1327.325971][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.326002][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.326030][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.326058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.326080][ T32] r4:84faa100 [ 1327.326101][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.326134][ T32] INFO: task kworker/0:269:3909 blocked for more than 453 seconds. [ 1327.326169][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.326213][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.326265][ T32] task:kworker/0:269 state:D stack:0 pid:3909 tgid:3909 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.326314][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.326429][ T32] Call trace: [ 1327.326548][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1327.326597][ T32] r10:82918930 r9:e0769d84 r8:00000002 r7:60000013 r6:e0769d8c r5:84f8d400 [ 1327.326655][ T32] r4:84f8d400 [ 1327.326678][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1327.326808][ T32] r5:84f8d400 r4:8291892c [ 1327.326831][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.326870][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.326916][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0769e08 [ 1327.326937][ T32] r4:00000000 [ 1327.327009][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1327.327051][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.327143][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.327200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85093d00 [ 1327.327227][ T32] r4:00000000 [ 1327.327245][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.327289][ T32] r9:83018005 r8:84f8d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1327.327311][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.327384][ T32] r5:00001000 r4:e0787000 [ 1327.327407][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.327446][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.327487][ T32] r5:8503438c r4:85034000 [ 1327.327540][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.327589][ T32] r7:dddced80 r6:83018000 r5:8503438c r4:8509a200 [ 1327.327613][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.327660][ T32] r10:61c88647 r9:84f8d400 r8:8509a22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.327701][ T32] r4:8509a200 [ 1327.327820][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.327868][ T32] r10:00000000 r9:8509a200 r8:8027f5e8 r7:e076de60 r6:8509a280 r5:84f8d400 [ 1327.327907][ T32] r4:00000001 [ 1327.327928][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.327967][ T32] Exception stack(0xe0769fb0 to 0xe0769ff8) [ 1327.327997][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.328055][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.328085][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.328113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.328136][ T32] r4:85093b80 [ 1327.328393][ T32] INFO: task kworker/0:269:3909 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1327.328426][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.328573][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.328624][ T32] Call trace: [ 1327.328682][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1327.328746][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1327.328773][ T32] r4:00000000 [ 1327.328798][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.328866][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1327.328898][ T32] 9d20: 95f28000 eca73000 00000001 80239b98 7f185000 00000001 [ 1327.328952][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1327.329007][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.329035][ T32] r5:80070013 r4:80239bb0 [ 1327.329054][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.329095][ T32] r4:82ac11e4 [ 1327.329114][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.329154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1327.329176][ T32] r4:e04e9dc0 [ 1327.329195][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.329236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1327.329257][ T32] r4:00000000 [ 1327.329312][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.329381][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1327.329434][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.329492][ T32] r5:00001000 r4:dfe9b000 [ 1327.329537][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.329619][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.329676][ T32] r5:84ea6b8c r4:84ea6800 [ 1327.329696][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.329745][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1327.329813][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.329909][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.329938][ T32] r4:84fab300 [ 1327.329958][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.330007][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1327.330070][ T32] r4:00000001 [ 1327.330096][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.330133][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1327.330184][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.330301][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.352520][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.352587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.352619][ T32] r4:84faa100 [ 1327.352666][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.352740][ T32] INFO: task kworker/0:270:3912 blocked for more than 453 seconds. [ 1327.352780][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.352807][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.352860][ T32] task:kworker/0:270 state:D stack:0 pid:3912 tgid:3912 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.352934][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.353026][ T32] Call trace: [ 1327.353091][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1327.353147][ T32] r10:82918930 r9:e0781d84 r8:00000002 r7:60000113 r6:e0781d8c r5:84f8e000 [ 1327.353170][ T32] r4:84f8e000 [ 1327.353189][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1327.353255][ T32] r5:84f8e000 r4:8291892c [ 1327.353306][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.353361][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.353412][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0781e08 [ 1327.353486][ T32] r4:00000000 [ 1327.353511][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1327.353575][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.353629][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.353672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85093600 [ 1327.353710][ T32] r4:00000000 [ 1327.353784][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.353893][ T32] r9:83018005 r8:84f8e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1327.353931][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.353978][ T32] r5:00001000 r4:e07a3000 [ 1327.353999][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.354065][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.354111][ T32] r5:85034b8c r4:85034800 [ 1327.354131][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.354208][ T32] r7:dddced80 r6:83018000 r5:85034b8c r4:8509a300 [ 1327.354232][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.354279][ T32] r10:61c88647 r9:84f8e000 r8:8509a32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.354301][ T32] r4:8509a300 [ 1327.354324][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.354388][ T32] r10:00000000 r9:8509a300 r8:8027f5e8 r7:e0769e60 r6:8509a380 r5:84f8e000 [ 1327.354414][ T32] r4:00000001 [ 1327.354433][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.354470][ T32] Exception stack(0xe0781fb0 to 0xe0781ff8) [ 1327.354528][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.354560][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.354587][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.354621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.354644][ T32] r4:85093fc0 [ 1327.355071][ T32] INFO: task kworker/0:270:3912 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1327.355106][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.355224][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.355302][ T32] Call trace: [ 1327.355363][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1327.355448][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1327.355477][ T32] r4:00000000 [ 1327.355496][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.355536][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1327.355574][ T32] 9d20: 9628a000 eca73000 00000001 80239b98 7f185000 00000001 [ 1327.355604][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1327.355638][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.355687][ T32] r5:80070013 r4:80239bb0 [ 1327.355715][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.355759][ T32] r4:82ac11e4 [ 1327.355802][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.355876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1327.355902][ T32] r4:e04e9dc0 [ 1327.355921][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.355964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1327.355985][ T32] r4:00000000 [ 1327.356028][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.356077][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1327.356099][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.356142][ T32] r5:00001000 r4:dfe9b000 [ 1327.356186][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.356251][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.356297][ T32] r5:84ea6b8c r4:84ea6800 [ 1327.356316][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.356363][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1327.356383][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.356429][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.356452][ T32] r4:84fab300 [ 1327.356471][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.356515][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1327.356537][ T32] r4:00000001 [ 1327.356555][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.356656][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1327.356695][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.356723][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.356804][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.356837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.356921][ T32] r4:84faa100 [ 1327.357010][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.357051][ T32] INFO: task kworker/0:271:3913 blocked for more than 453 seconds. [ 1327.357099][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.357151][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.357202][ T32] task:kworker/0:271 state:D stack:0 pid:3913 tgid:3913 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.357250][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.357347][ T32] Call trace: [ 1327.357380][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1327.357431][ T32] r10:82918930 r9:e0779d84 r8:00000002 r7:60000113 r6:e0779d8c r5:84f8ec00 [ 1327.357466][ T32] r4:84f8ec00 [ 1327.357489][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1327.357530][ T32] r5:84f8ec00 r4:8291892c [ 1327.357576][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.357625][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.357758][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0779e08 [ 1327.357831][ T32] r4:00000000 [ 1327.357853][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1327.357893][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.357950][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.357997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85093e80 [ 1327.358020][ T32] r4:00000000 [ 1327.358073][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.358120][ T32] r9:83018005 r8:84f8ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1327.358155][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.358200][ T32] r5:00001000 r4:e0795000 [ 1327.358219][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.358271][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.358316][ T32] r5:8503478c r4:85034400 [ 1327.358347][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.358393][ T32] r7:dddced80 r6:83018000 r5:8503478c r4:8509a400 [ 1327.358440][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.358490][ T32] r10:61c88647 r9:84f8ec00 r8:8509a42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.358512][ T32] r4:8509a400 [ 1327.358530][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.358573][ T32] r10:00000000 r9:8509a400 r8:8027f5e8 r7:e0781e60 r6:8509a480 r5:84f8ec00 [ 1327.358613][ T32] r4:00000001 [ 1327.358703][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.358739][ T32] Exception stack(0xe0779fb0 to 0xe0779ff8) [ 1327.358766][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.358793][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.358835][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.358865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.358887][ T32] r4:85093fc0 [ 1327.359167][ T32] INFO: task kworker/0:271:3913 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1327.359230][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.359346][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.359554][ T32] Call trace: [ 1327.359591][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1327.359651][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1327.359673][ T32] r4:00000000 [ 1327.359725][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.359793][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1327.359826][ T32] 9d20: 9628a000 eca73000 00000001 80239b98 7f185000 00000001 [ 1327.359855][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1327.359969][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.360027][ T32] r5:80070013 r4:80239bb0 [ 1327.360050][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.360091][ T32] r4:82ac11e4 [ 1327.360110][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.360167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1327.360220][ T32] r4:e04e9dc0 [ 1327.360325][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.378634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1327.378683][ T32] r4:00000000 [ 1327.378736][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.378812][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1327.378834][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.378885][ T32] r5:00001000 r4:dfe9b000 [ 1327.378905][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.378948][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.378995][ T32] r5:84ea6b8c r4:84ea6800 [ 1327.379015][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.379062][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1327.379082][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.379131][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.379154][ T32] r4:84fab300 [ 1327.379200][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.379251][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1327.379273][ T32] r4:00000001 [ 1327.379291][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.379356][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1327.379391][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.379420][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.379445][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.379492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.379520][ T32] r4:84faa100 [ 1327.379571][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.379610][ T32] INFO: task kworker/0:272:3916 blocked for more than 453 seconds. [ 1327.379644][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.379668][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.379690][ T32] task:kworker/0:272 state:D stack:0 pid:3916 tgid:3916 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.379815][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.379868][ T32] Call trace: [ 1327.379959][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1327.380030][ T32] r10:82918930 r9:e0799d84 r8:00000002 r7:60000113 r6:e0799d8c r5:84f8bc00 [ 1327.380072][ T32] r4:84f8bc00 [ 1327.380110][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1327.380176][ T32] r5:84f8bc00 r4:8291892c [ 1327.380213][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.386309][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.386443][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0799e08 [ 1327.386473][ T32] r4:00000000 [ 1327.386507][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1327.386552][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.386646][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.386705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a30c0 [ 1327.386729][ T32] r4:00000000 [ 1327.386750][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.386803][ T32] r9:83018005 r8:84f8bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1327.386944][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.387020][ T32] r5:00001000 r4:e07a9000 [ 1327.387072][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.387125][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.387171][ T32] r5:85034f8c r4:85034c00 [ 1327.387191][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.387239][ T32] r7:dddced80 r6:83018000 r5:85034f8c r4:8509a580 [ 1327.387263][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.387310][ T32] r10:61c88647 r9:84f8bc00 r8:8509a5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.387332][ T32] r4:8509a580 [ 1327.387381][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.387435][ T32] r10:00000000 r9:8509a580 r8:8027f5e8 r7:e0781e60 r6:8509a600 r5:84f8bc00 [ 1327.387479][ T32] r4:00000001 [ 1327.387533][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.387575][ T32] Exception stack(0xe0799fb0 to 0xe0799ff8) [ 1327.387640][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.387676][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.387734][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.387767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.387790][ T32] r4:850a3080 [ 1327.388279][ T32] INFO: task kworker/0:272:3916 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1327.388335][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.388471][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.388529][ T32] Call trace: [ 1327.388620][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1327.388720][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1327.388749][ T32] r4:00000000 [ 1327.388796][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.388843][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1327.388877][ T32] 9d20: 966d3000 eca73000 00000001 80239b98 7f185000 00000001 [ 1327.388909][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1327.388948][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.388977][ T32] r5:80070013 r4:80239bb0 [ 1327.389001][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.389045][ T32] r4:82ac11e4 [ 1327.389066][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.389128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1327.389156][ T32] r4:e04e9dc0 [ 1327.389176][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.389275][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1327.389330][ T32] r4:00000000 [ 1327.389353][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.389402][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1327.389445][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.389492][ T32] r5:00001000 r4:dfe9b000 [ 1327.389541][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.389600][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.389689][ T32] r5:84ea6b8c r4:84ea6800 [ 1327.389712][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.389804][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1327.389843][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.389900][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.390014][ T32] r4:84fab300 [ 1327.390040][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.390088][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1327.390110][ T32] r4:00000001 [ 1327.390129][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.390192][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1327.390235][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.403324][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.403431][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.403494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.403523][ T32] r4:84faa100 [ 1327.403574][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.403616][ T32] INFO: task kworker/0:273:3918 blocked for more than 453 seconds. [ 1327.403652][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.403677][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.403724][ T32] task:kworker/0:273 state:D stack:0 pid:3918 tgid:3918 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.403786][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.403927][ T32] Call trace: [ 1327.404021][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1327.404077][ T32] r10:82918930 r9:e07add84 r8:00000002 r7:60000113 r6:e07add8c r5:84f88000 [ 1327.404130][ T32] r4:84f88000 [ 1327.404179][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1327.404248][ T32] r5:84f88000 r4:8291892c [ 1327.404299][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.404357][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.404408][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07ade08 [ 1327.404431][ T32] r4:00000000 [ 1327.404531][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1327.404572][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.404624][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.404671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a3240 [ 1327.404725][ T32] r4:00000000 [ 1327.404779][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.404875][ T32] r9:83018005 r8:84f88000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1327.404919][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.404965][ T32] r5:00001000 r4:e07b7000 [ 1327.404998][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.405070][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.405144][ T32] r5:8503538c r4:85035000 [ 1327.405167][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.405287][ T32] r7:dddced80 r6:83018000 r5:8503538c r4:8509a500 [ 1327.405337][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.405387][ T32] r10:61c88647 r9:84f88000 r8:8509a52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.405410][ T32] r4:8509a500 [ 1327.405446][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.405494][ T32] r10:00000000 r9:8509a500 r8:8027f5e8 r7:e0799e60 r6:8509a680 r5:84f88000 [ 1327.405520][ T32] r4:00000001 [ 1327.405565][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.405645][ T32] Exception stack(0xe07adfb0 to 0xe07adff8) [ 1327.405676][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.405704][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.405730][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.405823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.405857][ T32] r4:850a3080 [ 1327.406293][ T32] INFO: task kworker/0:273:3918 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1327.406326][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.406551][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.406632][ T32] Call trace: [ 1327.406688][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1327.406739][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1327.406843][ T32] r4:00000000 [ 1327.406927][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.407034][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1327.407068][ T32] 9d20: 96b0a000 eca73000 00000001 80239b98 7f185000 00000001 [ 1327.407108][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1327.407137][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.407170][ T32] r5:80070013 r4:80239bb0 [ 1327.407201][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.407245][ T32] r4:82ac11e4 [ 1327.407265][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.407306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1327.407328][ T32] r4:e04e9dc0 [ 1327.407346][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.407412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1327.407493][ T32] r4:00000000 [ 1327.407514][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.407589][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1327.407631][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.407706][ T32] r5:00001000 r4:dfe9b000 [ 1327.407729][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.407795][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.407873][ T32] r5:84ea6b8c r4:84ea6800 [ 1327.407975][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.408027][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1327.408063][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.408125][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.408161][ T32] r4:84fab300 [ 1327.408184][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.408228][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1327.408264][ T32] r4:00000001 [ 1327.408286][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.408321][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1327.408348][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.408384][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.408410][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.408438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.408461][ T32] r4:84faa100 [ 1327.408479][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.408504][ T32] INFO: task kworker/0:274:3920 blocked for more than 453 seconds. [ 1327.408553][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.408579][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.408599][ T32] task:kworker/0:274 state:D stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.408702][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.408756][ T32] Call trace: [ 1327.408800][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1327.408863][ T32] r10:82918930 r9:e07b5d84 r8:00000002 r7:60000013 r6:e07b5d8c r5:84d0c800 [ 1327.408891][ T32] r4:84d0c800 [ 1327.408910][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1327.408961][ T32] r5:84d0c800 r4:8291892c [ 1327.408984][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.409049][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.409098][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07b5e08 [ 1327.409147][ T32] r4:00000000 [ 1327.409170][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1327.409209][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.409244][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.409284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a3940 [ 1327.409305][ T32] r4:00000000 [ 1327.409323][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.409366][ T32] r9:83018005 r8:84d0c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 1327.409386][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.409425][ T32] r5:00001000 r4:e07f9000 [ 1327.409446][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.409485][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.409526][ T32] r5:8503678c r4:85036400 [ 1327.409544][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.409597][ T32] r7:dddced80 r6:83018000 r5:8503678c r4:8509a700 [ 1327.409624][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.409685][ T32] r10:61c88647 r9:84d0c800 r8:8509a72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.409710][ T32] r4:8509a700 [ 1327.409757][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.409854][ T32] r10:00000000 r9:8509a700 r8:8027f5e8 r7:e07ade60 r6:8509a780 r5:84d0c800 [ 1327.409880][ T32] r4:00000001 [ 1327.409898][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.410004][ T32] Exception stack(0xe07b5fb0 to 0xe07b5ff8) [ 1327.410034][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.410065][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.410092][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.410121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.410142][ T32] r4:850a3200 [ 1327.435175][ T32] INFO: task kworker/0:274:3920 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1327.435359][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.435518][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.435629][ T32] Call trace: [ 1327.435673][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1327.435731][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1327.435754][ T32] r4:00000000 [ 1327.435774][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.435817][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1327.435848][ T32] 9d20: 96fa6000 eca73000 00000001 80239b98 7f185000 00000001 [ 1327.435879][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1327.435909][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.435993][ T32] r5:80070013 r4:80239bb0 [ 1327.436019][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.436098][ T32] r4:82ac11e4 [ 1327.436291][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.436339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1327.436397][ T32] r4:e04e9dc0 [ 1327.436492][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.436537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1327.436560][ T32] r4:00000000 [ 1327.436580][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.436671][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1327.436800][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.436870][ T32] r5:00001000 r4:dfe9b000 [ 1327.436899][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.436956][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.437022][ T32] r5:84ea6b8c r4:84ea6800 [ 1327.437121][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.437175][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1327.437220][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.437270][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.437294][ T32] r4:84fab300 [ 1327.437314][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.437359][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1327.437672][ T32] r4:00000001 [ 1327.437697][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.437733][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1327.437788][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.437834][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.437860][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.437891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.437913][ T32] r4:84faa100 [ 1327.437938][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.437968][ T32] INFO: task kworker/0:275:3922 blocked for more than 453 seconds. [ 1327.438002][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.438026][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.438047][ T32] task:kworker/0:275 state:D stack:0 pid:3922 tgid:3922 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.438191][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.438244][ T32] Call trace: [ 1327.438331][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1327.438381][ T32] r10:82918930 r9:e07c9d84 r8:00000002 r7:60000113 r6:e07c9d8c r5:84d0a400 [ 1327.438438][ T32] r4:84d0a400 [ 1327.438461][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1327.438503][ T32] r5:84d0a400 r4:8291892c [ 1327.438536][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.438578][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.438640][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07c9e08 [ 1327.438667][ T32] r4:00000000 [ 1327.438688][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1327.438727][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.438762][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.438802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a3300 [ 1327.438825][ T32] r4:00000000 [ 1327.438843][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.439212][ T32] r9:83018005 r8:84d0a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1327.439237][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.439281][ T32] r5:00001000 r4:e07c5000 [ 1327.439312][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.439507][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.439605][ T32] r5:8503578c r4:85035400 [ 1327.439629][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.439680][ T32] r7:dddced80 r6:83018000 r5:8503578c r4:8509a800 [ 1327.439702][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.439747][ T32] r10:61c88647 r9:84d0a400 r8:8509a82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.439828][ T32] r4:8509a800 [ 1327.439851][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.439895][ T32] r10:00000000 r9:8509a800 r8:8027f5e8 r7:e07b5e60 r6:8509a880 r5:84d0a400 [ 1327.440076][ T32] r4:00000001 [ 1327.440098][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.440133][ T32] Exception stack(0xe07c9fb0 to 0xe07c9ff8) [ 1327.440172][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.440204][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.440232][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.440329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.448454][ T32] r4:850a3340 [ 1327.448924][ T32] INFO: task kworker/0:275:3922 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1327.448965][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.449143][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.449227][ T32] Call trace: [ 1327.449259][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1327.449431][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1327.449460][ T32] r4:00000000 [ 1327.449480][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.449521][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1327.449551][ T32] 9d20: 96fa6000 eca73000 00000001 80239b98 7f185000 00000001 [ 1327.449615][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1327.449653][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.449678][ T32] r5:80070013 r4:80239bb0 [ 1327.449755][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.449848][ T32] r4:82ac11e4 [ 1327.449871][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.449919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1327.449943][ T32] r4:e04e9dc0 [ 1327.449963][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.450004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1327.450027][ T32] r4:00000000 [ 1327.450100][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.450152][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1327.450174][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.450266][ T32] r5:00001000 r4:dfe9b000 [ 1327.460681][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.460823][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.460873][ T32] r5:84ea6b8c r4:84ea6800 [ 1327.460906][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.460956][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1327.460977][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.461025][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.461049][ T32] r4:84fab300 [ 1327.461068][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.461114][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1327.461137][ T32] r4:00000001 [ 1327.461156][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.461211][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1327.461276][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.461317][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.461379][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.461412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.461435][ T32] r4:84faa100 [ 1327.461664][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.461713][ T32] INFO: task kworker/0:276:3925 blocked for more than 453 seconds. [ 1327.461746][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.461817][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.461842][ T32] task:kworker/0:276 state:D stack:0 pid:3925 tgid:3925 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.461909][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.462020][ T32] Call trace: [ 1327.462071][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1327.462125][ T32] r10:82918930 r9:e07d1d84 r8:00000002 r7:60000013 r6:e07d1d8c r5:847c8000 [ 1327.462149][ T32] r4:847c8000 [ 1327.462168][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1327.462209][ T32] r5:847c8000 r4:8291892c [ 1327.462232][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.462305][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.462354][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07d1e08 [ 1327.462435][ T32] r4:00000000 [ 1327.462457][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1327.462496][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.462796][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.462843][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a3540 [ 1327.462866][ T32] r4:00000000 [ 1327.462890][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.462937][ T32] r9:83018005 r8:847c8000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [ 1327.462959][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.463002][ T32] r5:00001000 r4:e07d3000 [ 1327.463022][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.463251][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.463297][ T32] r5:85035b8c r4:85035800 [ 1327.463318][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.463362][ T32] r7:dddced80 r6:83018000 r5:85035b8c r4:8509a900 [ 1327.463382][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.463438][ T32] r10:61c88647 r9:847c8000 r8:8509a92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.463512][ T32] r4:8509a900 [ 1327.463647][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.463699][ T32] r10:00000000 r9:8509a900 r8:8027f5e8 r7:e07b5e60 r6:8509a980 r5:847c8000 [ 1327.463725][ T32] r4:00000001 [ 1327.463743][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.463779][ T32] Exception stack(0xe07d1fb0 to 0xe07d1ff8) [ 1327.463837][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.464047][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.464078][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.464108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.464131][ T32] r4:850a3500 [ 1327.464562][ T32] INFO: task kworker/0:276:3925 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1327.464594][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.464656][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.464742][ T32] Call trace: [ 1327.464783][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1327.464979][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1327.465083][ T32] r4:00000000 [ 1327.465107][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.465148][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1327.465178][ T32] 9d20: 97160000 eca73000 00000001 80239b98 7f185000 00000001 [ 1327.465207][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1327.465261][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.465297][ T32] r5:80070013 r4:80239bb0 [ 1327.465318][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.465361][ T32] r4:82ac11e4 [ 1327.465380][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.465421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1327.465462][ T32] r4:e04e9dc0 [ 1327.465550][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.465597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1327.465619][ T32] r4:00000000 [ 1327.465642][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.465706][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1327.465732][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.465819][ T32] r5:00001000 r4:dfe9b000 [ 1327.465841][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.465880][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.465928][ T32] r5:84ea6b8c r4:84ea6800 [ 1327.466031][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.466082][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1327.466108][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.466156][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.466179][ T32] r4:84fab300 [ 1327.466198][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.466242][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1327.466263][ T32] r4:00000001 [ 1327.466281][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.466396][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1327.466455][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.466507][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.466535][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.466562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.466584][ T32] r4:84faa100 [ 1327.466603][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.466644][ T32] INFO: task kworker/0:277:3927 blocked for more than 453 seconds. [ 1327.466704][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.466733][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.466812][ T32] task:kworker/0:277 state:D stack:0 pid:3927 tgid:3927 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.466863][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.466911][ T32] Call trace: [ 1327.466941][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1327.466986][ T32] r10:82918930 r9:e07fdd84 r8:00000002 r7:60000013 r6:e07fdd8c r5:847c8c00 [ 1327.467010][ T32] r4:847c8c00 [ 1327.467056][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1327.467104][ T32] r5:847c8c00 r4:8291892c [ 1327.467182][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.467236][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.467361][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07fde08 [ 1327.467386][ T32] r4:00000000 [ 1327.467405][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1327.467442][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.467478][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.467520][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a3600 [ 1327.467541][ T32] r4:00000000 [ 1327.467560][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.467602][ T32] r9:83018005 r8:847c8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1327.467621][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.467662][ T32] r5:00001000 r4:e07d9000 [ 1327.467681][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.467794][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.467840][ T32] r5:85035f8c r4:85035c00 [ 1327.467860][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.467910][ T32] r7:dddced80 r6:83018000 r5:85035f8c r4:8509aa00 [ 1327.467931][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.467978][ T32] r10:61c88647 r9:847c8c00 r8:8509aa2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.468000][ T32] r4:8509aa00 [ 1327.468018][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.468062][ T32] r10:00000000 r9:8509aa00 r8:8027f5e8 r7:e07b5e60 r6:8509aa80 r5:847c8c00 [ 1327.468110][ T32] r4:00000001 [ 1327.468131][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.468382][ T32] Exception stack(0xe07fdfb0 to 0xe07fdff8) [ 1327.468492][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.468523][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.468550][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.468578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.468601][ T32] r4:850a3640 [ 1327.468895][ T32] INFO: task kworker/0:277:3927 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1327.469305][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.469444][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.469494][ T32] Call trace: [ 1327.469524][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1327.469573][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1327.469596][ T32] r4:00000000 [ 1327.469621][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.469673][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1327.469805][ T32] 9d20: 97160000 eca73000 00000001 80239b98 7f185000 00000001 [ 1327.469863][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1327.469899][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.470100][ T32] r5:80070013 r4:80239bb0 [ 1327.470299][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.498105][ T32] r4:82ac11e4 [ 1327.498379][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.498454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1327.498481][ T32] r4:e04e9dc0 [ 1327.498502][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.498547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1327.498954][ T32] r4:00000000 [ 1327.498979][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.499030][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1327.499053][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.499099][ T32] r5:00001000 r4:dfe9b000 [ 1327.499286][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.499408][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.499456][ T32] r5:84ea6b8c r4:84ea6800 [ 1327.499478][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.499526][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1327.499548][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.499766][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.499886][ T32] r4:84fab300 [ 1327.499911][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.500239][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1327.506973][ T32] r4:00000001 [ 1327.507015][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.507115][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1327.507184][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.507292][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.507473][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.507507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.507530][ T32] r4:84faa100 [ 1327.507555][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.507586][ T32] INFO: task kworker/0:278:3928 blocked for more than 454 seconds. [ 1327.507709][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.507763][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.507891][ T32] task:kworker/0:278 state:D stack:0 pid:3928 tgid:3928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.507995][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.508515][ T32] Call trace: [ 1327.508766][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1327.508839][ T32] r10:82918930 r9:e07a1d84 r8:00000002 r7:60000113 r6:e07a1d8c r5:847c9800 [ 1327.508865][ T32] r4:847c9800 [ 1327.508889][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1327.508931][ T32] r5:847c9800 r4:8291892c [ 1327.508951][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.508994][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.509042][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07a1e08 [ 1327.509371][ T32] r4:00000000 [ 1327.509488][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1327.509530][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.509576][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.509619][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a3740 [ 1327.509642][ T32] r4:00000000 [ 1327.509660][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.509707][ T32] r9:83018005 r8:847c9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [ 1327.509792][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.509854][ T32] r5:00001000 r4:e07f3000 [ 1327.509918][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.509963][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.510009][ T32] r5:8503638c r4:85036000 [ 1327.510030][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.510077][ T32] r7:dddced80 r6:83018000 r5:8503638c r4:8509ab00 [ 1327.510214][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.525611][ T32] r10:61c88647 r9:847c9800 r8:8509ab2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.525662][ T32] r4:8509ab00 [ 1327.525685][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.525837][ T32] r10:00000000 r9:8509ab00 r8:8027f5e8 r7:e07b5e60 r6:8509ab80 r5:847c9800 [ 1327.525892][ T32] r4:00000001 [ 1327.525958][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.526001][ T32] Exception stack(0xe07a1fb0 to 0xe07a1ff8) [ 1327.526116][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.526149][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.526176][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.526204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.526300][ T32] r4:850a3640 [ 1327.526768][ T32] INFO: task kworker/0:278:3928 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1327.526810][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.527151][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.527342][ T32] Call trace: [ 1327.527732][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1327.527790][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1327.527814][ T32] r4:00000000 [ 1327.528416][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.528500][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1327.528563][ T32] 9d20: 97c42000 eca73000 00000001 80239b98 7f185000 00000001 [ 1327.528595][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1327.528621][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.528648][ T32] r5:80070013 r4:80239bb0 [ 1327.528670][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.528716][ T32] r4:82ac11e4 [ 1327.528826][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.529352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1327.529381][ T32] r4:e04e9dc0 [ 1327.529401][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.529443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1327.529745][ T32] r4:00000000 [ 1327.529960][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.530346][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1327.541966][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.542076][ T32] r5:00001000 r4:dfe9b000 [ 1327.542099][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.542141][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.542228][ T32] r5:84ea6b8c r4:84ea6800 [ 1327.542253][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.542303][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1327.542341][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.542437][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.542463][ T32] r4:84fab300 [ 1327.542485][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.542533][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1327.542557][ T32] r4:00000001 [ 1327.542576][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.542863][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1327.542902][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.542931][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.542957][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.543059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.543086][ T32] r4:84faa100 [ 1327.543111][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.543160][ T32] INFO: task kworker/0:279:3930 blocked for more than 454 seconds. [ 1327.543196][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.543221][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.544122][ T32] task:kworker/0:279 state:D stack:0 pid:3930 tgid:3930 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.544273][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.544319][ T32] Call trace: [ 1327.544352][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1327.544401][ T32] r10:82918930 r9:e07edd84 r8:00000002 r7:60000113 r6:e07edd8c r5:847ca400 [ 1327.544423][ T32] r4:847ca400 [ 1327.544443][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1327.544483][ T32] r5:847ca400 r4:8291892c [ 1327.544678][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.544723][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.544770][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07ede08 [ 1327.544820][ T32] r4:00000000 [ 1327.544864][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1327.544914][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.544954][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.544995][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a3ec0 [ 1327.545017][ T32] r4:00000000 [ 1327.545037][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.545080][ T32] r9:83018005 r8:847ca400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [ 1327.545100][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.545142][ T32] r5:00001000 r4:e082b000 [ 1327.545161][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.545198][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.545270][ T32] r5:8503738c r4:85037000 [ 1327.545291][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.545336][ T32] r7:dddced80 r6:83018000 r5:8503738c r4:8509ac00 [ 1327.545391][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.545497][ T32] r10:61c88647 r9:847ca400 r8:8509ac2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.545524][ T32] r4:8509ac00 [ 1327.545546][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.545803][ T32] r10:00000000 r9:8509ac00 r8:8027f5e8 r7:e07b5e60 r6:8509ac80 r5:847ca400 [ 1327.546028][ T32] r4:00000001 [ 1327.546052][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.546088][ T32] Exception stack(0xe07edfb0 to 0xe07edff8) [ 1327.546114][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.546393][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.546424][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.546526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.546551][ T32] r4:850a3c00 [ 1327.547215][ T32] INFO: task kworker/0:279:3930 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1327.547266][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.547324][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.548199][ T32] Call trace: [ 1327.548229][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1327.548279][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1327.548302][ T32] r4:00000000 [ 1327.548613][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.548872][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1327.548948][ T32] 9d20: 97c83000 eca73000 00000001 80239b98 7f185000 00000001 [ 1327.549358][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1327.549423][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.549456][ T32] r5:80070013 r4:80239bb0 [ 1327.549654][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.549706][ T32] r4:82ac11e4 [ 1327.549726][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.549821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1327.549849][ T32] r4:e04e9dc0 [ 1327.550307][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.574678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1327.574727][ T32] r4:00000000 [ 1327.574778][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.574908][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1327.575006][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.575250][ T32] r5:00001000 r4:dfe9b000 [ 1327.575283][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.575326][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.575370][ T32] r5:84ea6b8c r4:84ea6800 [ 1327.575418][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.575545][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1327.575570][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.575617][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.575643][ T32] r4:84fab300 [ 1327.575744][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.576240][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1327.576267][ T32] r4:00000001 [ 1327.576288][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.576328][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1327.576360][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.576390][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.576436][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.576654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.576754][ T32] r4:84faa100 [ 1327.576811][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.576889][ T32] INFO: task kworker/0:280:3932 blocked for more than 454 seconds. [ 1327.576967][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.576996][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.577020][ T32] task:kworker/0:280 state:D stack:0 pid:3932 tgid:3932 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.577086][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.577131][ T32] Call trace: [ 1327.577217][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1327.577309][ T32] r10:82918930 r9:e0815d84 r8:00000002 r7:60000113 r6:e0815d8c r5:847cb000 [ 1327.577337][ T32] r4:847cb000 [ 1327.577357][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1327.577587][ T32] r5:847cb000 r4:8291892c [ 1327.577612][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.578094][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.578153][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0815e08 [ 1327.578177][ T32] r4:00000000 [ 1327.578196][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1327.578317][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.578773][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.578863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a3880 [ 1327.578892][ T32] r4:00000000 [ 1327.578912][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.578958][ T32] r9:83018005 r8:847cb000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 1327.579620][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.579669][ T32] r5:00001000 r4:e0803000 [ 1327.579688][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.579767][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.579812][ T32] r5:85036b8c r4:85036800 [ 1327.579832][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.579888][ T32] r7:dddced80 r6:83018000 r5:85036b8c r4:8509ad00 [ 1327.579911][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.579958][ T32] r10:61c88647 r9:847cb000 r8:8509ad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.580016][ T32] r4:8509ad00 [ 1327.580132][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.580274][ T32] r10:00000000 r9:8509ad00 r8:8027f5e8 r7:e07ede60 r6:8509ad80 r5:847cb000 [ 1327.580327][ T32] r4:00000001 [ 1327.580361][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.580779][ T32] Exception stack(0xe0815fb0 to 0xe0815ff8) [ 1327.581080][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.616664][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.616742][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.616793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.616818][ T32] r4:850a3ac0 [ 1327.617362][ T32] INFO: task kworker/0:280:3932 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1327.617404][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.617486][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.617554][ T32] Call trace: [ 1327.617587][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1327.617644][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1327.617668][ T32] r4:00000000 [ 1327.617687][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.617727][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1327.617794][ T32] 9d20: 98805000 eca73000 00000001 80239b98 7f185000 00000001 [ 1327.617842][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1327.617906][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.617936][ T32] r5:80070013 r4:80239bb0 [ 1327.617956][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.618037][ T32] r4:82ac11e4 [ 1327.618061][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.618104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1327.618127][ T32] r4:e04e9dc0 [ 1327.618267][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.618312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1327.618335][ T32] r4:00000000 [ 1327.618353][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.618399][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1327.618420][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.618466][ T32] r5:00001000 r4:dfe9b000 [ 1327.618487][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.618530][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.618696][ T32] r5:84ea6b8c r4:84ea6800 [ 1327.618722][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.618773][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1327.618794][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.618846][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.618909][ T32] r4:84fab300 [ 1327.618933][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.619078][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1327.619105][ T32] r4:00000001 [ 1327.619125][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.619196][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1327.619237][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.619268][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.619295][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.619323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.619344][ T32] r4:84faa100 [ 1327.619366][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.619395][ T32] INFO: task kworker/0:281:3933 blocked for more than 454 seconds. [ 1327.619428][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.619453][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.619518][ T32] task:kworker/0:281 state:D stack:0 pid:3933 tgid:3933 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.619638][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.619979][ T32] Call trace: [ 1327.620091][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1327.620142][ T32] r10:82918930 r9:e0825d84 r8:00000002 r7:60000013 r6:e0825d8c r5:847cbc00 [ 1327.620166][ T32] r4:847cbc00 [ 1327.620185][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1327.620240][ T32] r5:847cbc00 r4:8291892c [ 1327.626955][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.627103][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.627179][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0825e08 [ 1327.627209][ T32] r4:00000000 [ 1327.627302][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1327.627346][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.627388][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.627430][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a3c80 [ 1327.627451][ T32] r4:00000000 [ 1327.627470][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.627517][ T32] r9:83018005 r8:847cbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [ 1327.627538][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.627587][ T32] r5:00001000 r4:e0819000 [ 1327.627841][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.627892][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.627985][ T32] r5:85036f8c r4:85036c00 [ 1327.628009][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.628096][ T32] r7:dddced80 r6:83018000 r5:85036f8c r4:8509ae00 [ 1327.628226][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.628277][ T32] r10:61c88647 r9:847cbc00 r8:8509ae2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.628336][ T32] r4:8509ae00 [ 1327.628392][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.628442][ T32] r10:00000000 r9:8509ae00 r8:8027f5e8 r7:e07ede60 r6:8509ae80 r5:847cbc00 [ 1327.628465][ T32] r4:00000001 [ 1327.628485][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.628791][ T32] Exception stack(0xe0825fb0 to 0xe0825ff8) [ 1327.628838][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.628927][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.628958][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.628987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.629008][ T32] r4:850a3ac0 [ 1327.629417][ T32] INFO: task kworker/0:281:3933 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1327.629530][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.629675][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.629723][ T32] Call trace: [ 1327.629845][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1327.629908][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1327.629932][ T32] r4:00000000 [ 1327.629951][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.629991][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1327.630020][ T32] 9d20: 98805000 eca73000 00000001 80239b98 7f185000 00000001 [ 1327.630074][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1327.630109][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.630133][ T32] r5:80070013 r4:80239bb0 [ 1327.630153][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.630195][ T32] r4:82ac11e4 [ 1327.630594][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.641337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1327.641441][ T32] r4:e04e9dc0 [ 1327.641469][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.641534][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1327.641556][ T32] r4:00000000 [ 1327.641576][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.641622][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1327.641647][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.641693][ T32] r5:00001000 r4:dfe9b000 [ 1327.641712][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.641751][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.641835][ T32] r5:84ea6b8c r4:84ea6800 [ 1327.641857][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.641925][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1327.641999][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.642054][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.642076][ T32] r4:84fab300 [ 1327.642095][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.642167][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1327.642212][ T32] r4:00000001 [ 1327.642233][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.642310][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1327.642344][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.642374][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.642742][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.642777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.642801][ T32] r4:84faa100 [ 1327.642825][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.642856][ T32] INFO: task kworker/0:282:3936 blocked for more than 454 seconds. [ 1327.642894][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.642924][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.642951][ T32] task:kworker/0:282 state:D stack:0 pid:3936 tgid:3936 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.643043][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.643182][ T32] Call trace: [ 1327.643218][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1327.643271][ T32] r10:82918930 r9:e081dd84 r8:00000002 r7:60000013 r6:e081dd8c r5:847cc800 [ 1327.643294][ T32] r4:847cc800 [ 1327.643312][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1327.643509][ T32] r5:847cc800 r4:8291892c [ 1327.643622][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.643732][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.643822][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e081de08 [ 1327.643850][ T32] r4:00000000 [ 1327.643870][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1327.644033][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.644075][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.644542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846d9cc0 [ 1327.644569][ T32] r4:00000000 [ 1327.644651][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.644711][ T32] r9:83018005 r8:847cc800 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1327.644765][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.644867][ T32] r5:00001000 r4:df93f000 [ 1327.644932][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.644978][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.645020][ T32] r5:8503778c r4:85037400 [ 1327.645039][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.645164][ T32] r7:dddced80 r6:83018000 r5:8503778c r4:8509af00 [ 1327.645188][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.645293][ T32] r10:61c88647 r9:847cc800 r8:8509af2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.645380][ T32] r4:8509af00 [ 1327.645404][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.645489][ T32] r10:00000000 r9:8509af00 r8:8027f5e8 r7:e07ede60 r6:8509af80 r5:847cc800 [ 1327.645514][ T32] r4:00000001 [ 1327.645535][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.645569][ T32] Exception stack(0xe081dfb0 to 0xe081dff8) [ 1327.645595][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.645622][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.645653][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.645783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.645829][ T32] r4:850a3fc0 [ 1327.646332][ T32] INFO: task kworker/0:282:3936 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1327.646369][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.646426][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.646471][ T32] Call trace: [ 1327.646543][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1327.646595][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1327.646618][ T32] r4:00000000 [ 1327.646765][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.646809][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1327.646933][ T32] 9d20: 989af000 eca73000 00000001 80239b98 7f185000 00000001 [ 1327.646989][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1327.647057][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.647612][ T32] r5:80070013 r4:80239bb0 [ 1327.647636][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.647708][ T32] r4:82ac11e4 [ 1327.647743][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.647787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1327.647896][ T32] r4:e04e9dc0 [ 1327.647920][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.647986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1327.648112][ T32] r4:00000000 [ 1327.648133][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.648300][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1327.648325][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.648369][ T32] r5:00001000 r4:dfe9b000 [ 1327.648389][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.648428][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.648716][ T32] r5:84ea6b8c r4:84ea6800 [ 1327.648739][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.648847][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1327.648892][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.648941][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.649051][ T32] r4:84fab300 [ 1327.649073][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.649119][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1327.649143][ T32] r4:00000001 [ 1327.649261][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.649299][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1327.649326][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.649354][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.649467][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.649498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.649565][ T32] r4:84faa100 [ 1327.649586][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.649612][ T32] INFO: task kworker/0:283:3937 blocked for more than 454 seconds. [ 1327.649639][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.649661][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.649681][ T32] task:kworker/0:283 state:D stack:0 pid:3937 tgid:3937 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.649725][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.649806][ T32] Call trace: [ 1327.650069][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1327.650135][ T32] r10:82918930 r9:e0639d84 r8:00000002 r7:60000113 r6:e0639d8c r5:847cd400 [ 1327.650160][ T32] r4:847cd400 [ 1327.650180][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1327.680952][ T32] r5:847cd400 r4:8291892c [ 1327.681052][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.681124][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.681212][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0639e08 [ 1327.681241][ T32] r4:00000000 [ 1327.681263][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1327.681305][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.681349][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.681394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b8140 [ 1327.681418][ T32] r4:00000000 [ 1327.681439][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.681491][ T32] r9:83018005 r8:847cd400 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1327.681539][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.681592][ T32] r5:00001000 r4:dfb89000 [ 1327.681614][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.681666][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.681715][ T32] r5:85037b8c r4:85037800 [ 1327.681736][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.681831][ T32] r7:dddced80 r6:83018000 r5:85037b8c r4:8509a000 [ 1327.681856][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.681920][ T32] r10:61c88647 r9:847cd400 r8:8509a02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.681972][ T32] r4:8509a000 [ 1327.682014][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.682068][ T32] r10:00000000 r9:8509a000 r8:8027f5e8 r7:e081de60 r6:850bc000 r5:847cd400 [ 1327.682093][ T32] r4:00000001 [ 1327.682113][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.682162][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1327.682272][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.682344][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.682376][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.682413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.682437][ T32] r4:846d9d80 [ 1327.682864][ T32] INFO: task kworker/0:283:3937 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1327.683071][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.683206][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.683258][ T32] Call trace: [ 1327.683289][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1327.683344][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1327.683386][ T32] r4:00000000 [ 1327.683409][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.683449][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1327.683478][ T32] 9d20: 99059000 eca73000 00000001 80239b98 7f185000 00000001 [ 1327.683506][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1327.683530][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.683576][ T32] r5:80070013 r4:80239bb0 [ 1327.683670][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.683717][ T32] r4:82ac11e4 [ 1327.683737][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.683877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1327.684160][ T32] r4:e04e9dc0 [ 1327.684200][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.684248][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1327.684463][ T32] r4:00000000 [ 1327.684487][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.684534][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1327.684679][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.684728][ T32] r5:00001000 r4:dfe9b000 [ 1327.684748][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.684823][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.684891][ T32] r5:84ea6b8c r4:84ea6800 [ 1327.685025][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.685195][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1327.685221][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1327.685557][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1327.686521][ T32] r4:85110000 ** 13 printk messages dropped ** [ 1327.687403][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.687597][ T32] r5:00001000 r4:dfbe9000 [ 1327.687620][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.687659][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.687758][ T32] r5:85037f8c r4:85037c00 [ 1327.688046][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.688095][ T32] r7:dddced80 r6:83018000 r5:85037f8c r4:850bc080 [ 1327.688115][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.688260][ T32] r10:61c88647 r9:85110000 r8:850bc0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.688286][ T32] r4:850bc080 [ 1327.688307][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.688353][ T32] r10:00000000 r9:850bc080 r8:8027f5e8 r7:e0639e60 r6:850bc100 r5:85110000 [ 1327.688375][ T32] r4:00000001 [ 1327.688393][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.688677][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1327.688707][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.688735][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.688760][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.688787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.688809][ T32] r4:850b8100 [ 1327.689080][ T32] INFO: task kworker/0:284:3940 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1327.689118][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.689174][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.689219][ T32] Call trace: [ 1327.689249][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1327.689299][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1327.689322][ T32] r4:00000000 [ 1327.689340][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.689377][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1327.689406][ T32] 9d20: 99059000 eca73000 00000001 80239b98 7f185000 00000001 [ 1327.689477][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1327.689508][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.689532][ T32] r5:80070013 r4:80239bb0 [ 1327.689552][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.689787][ T32] r4:82ac11e4 [ 1327.689828][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.689873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1327.689902][ T32] r4:e04e9dc0 ** 5 printk messages dropped ** [ 1327.725114][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.725195][ T32] r5:00001000 r4:dfe9b000 [ 1327.725226][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.725279][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.725362][ T32] r5:84ea6b8c r4:84ea6800 [ 1327.725385][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.725516][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1327.725542][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.725590][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.725717][ T32] r4:84fab300 [ 1327.725741][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.725837][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1327.725887][ T32] r4:00000001 [ 1327.725911][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.725950][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1327.725979][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1327.726083][ T32] r4:84faa100 ** 8 printk messages dropped ** [ 1327.726779][ T32] r10:82918930 r9:e067dd84 r8:00000002 r7:60000113 r6:e067dd8c r5:85111800 ** 13 printk messages dropped ** [ 1327.727655][ T32] r9:83018005 r8:85111800 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1327.727682][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.727760][ T32] r5:00001000 r4:dfc33000 [ 1327.727782][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.727820][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.727861][ T32] r5:8504438c r4:85044000 [ 1327.727880][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.727931][ T32] r7:dddced80 r6:83018000 r5:8504438c r4:850bc180 [ 1327.727955][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.728045][ T32] r10:61c88647 r9:85111800 r8:850bc1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.728094][ T32] r4:850bc180 [ 1327.728199][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.728313][ T32] r10:00000000 r9:850bc180 r8:8027f5e8 r7:e0679e60 r6:850bc200 r5:85111800 [ 1327.728343][ T32] r4:00000001 [ 1327.728363][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1327.729835][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.743208][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 6 printk messages dropped ** [ 1327.744697][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1327.745191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 10 printk messages dropped ** [ 1327.745967][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1327.746329][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1327.747409][ T32] r5:85113000 r4:8291892c ** 12 printk messages dropped ** [ 1327.748216][ T32] r5:00001000 r4:dfc75000 ** 2 printk messages dropped ** [ 1327.748797][ T32] r5:8504478c r4:85044400 ** 2 printk messages dropped ** [ 1327.748947][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.748995][ T32] r10:61c88647 r9:85113000 r8:850bc2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.749017][ T32] r4:850bc280 [ 1327.749036][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.749093][ T32] r10:00000000 r9:850bc280 r8:8027f5e8 r7:e067de60 r6:850bc300 r5:85113000 [ 1327.749136][ T32] r4:00000001 [ 1327.749158][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.749193][ T32] Exception stack(0xe06e5fb0 to 0xe06e5ff8) [ 1327.749255][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.749313][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.749368][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.749401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.749457][ T32] r4:850b8500 ** 5 printk messages dropped ** [ 1327.771215][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 20 printk messages dropped ** [ 1327.772028][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1327.772320][ T32] r4:84fab300 ** 4 printk messages dropped ** [ 1327.772457][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 10 printk messages dropped ** [ 1327.773453][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1327.773874][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1327.774495][ T32] r5:00001000 r4:dfcb9000 [ 1327.774515][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1327.774748][ T32] r10:61c88647 r9:85113c00 r8:850bc3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.774771][ T32] r4:850bc380 [ 1327.774789][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.774833][ T32] r10:00000000 r9:850bc380 r8:8027f5e8 r7:e06e5e60 r6:850bc400 r5:85113c00 [ 1327.774854][ T32] r4:00000001 [ 1327.774872][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.775150][ T32] Exception stack(0xe0835fb0 to 0xe0835ff8) [ 1327.775180][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.775208][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.775233][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.775260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.775285][ T32] r4:850b8740 [ 1327.775713][ T32] INFO: task kworker/0:287:3947 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1327.775749][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.775805][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.775849][ T32] Call trace: [ 1327.775972][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1327.776022][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1327.776044][ T32] r4:00000000 [ 1327.776063][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.776100][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1327.776130][ T32] 9d20: 99d1d000 eca73000 00000001 80239b98 7f185000 00000001 [ 1327.776174][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1327.776203][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.776499][ T32] r5:80070013 r4:80239bb0 [ 1327.776523][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1327.777046][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1327.777923][ T32] r4:84fab300 ** 6 printk messages dropped ** [ 1327.778461][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.779353][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.780080][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1327.817892][ T32] r5:00001000 r4:dfd01000 [ 1327.817917][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1327.818074][ T32] r7:dddced80 r6:83018000 r5:85044f8c r4:850bc480 ** 7 printk messages dropped ** [ 1327.818611][ T32] Exception stack(0xe085dfb0 to 0xe085dff8) ** 8 printk messages dropped ** [ 1327.819765][ T32] Call trace: ** 10 printk messages dropped ** [ 1327.825887][ T32] r4:82ac11e4 ** 8 printk messages dropped ** [ 1327.826343][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1327.826776][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1327.827126][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.827154][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.827182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.827619][ T32] r4:84faa100 [ 1327.827650][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.827697][ T32] INFO: task kworker/0:289:3951 blocked for more than 454 seconds. [ 1327.827825][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.827853][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.827878][ T32] task:kworker/0:289 state:D stack:0 pid:3951 tgid:3951 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.827940][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.828057][ T32] Call trace: [ 1327.828095][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1327.828148][ T32] r10:82918930 r9:e0861d84 r8:00000002 r7:60000113 r6:e0861d8c r5:85115400 [ 1327.828172][ T32] r4:85115400 [ 1327.828214][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1327.828259][ T32] r5:85115400 r4:8291892c [ 1327.828279][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.828318][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.828363][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0861e08 [ 1327.828384][ T32] r4:00000000 [ 1327.828402][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1327.828438][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.828473][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1327.828656][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1327.828999][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1327.829280][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1327.845683][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1327.845785][ T32] 9d20: 9a562000 eca73000 00000001 80239b98 7f185000 00000001 [ 1327.845864][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1327.845899][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.846018][ T32] r5:80070013 r4:80239bb0 [ 1327.846305][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.846872][ T32] r4:82ac11e4 [ 1327.847037][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.847119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1327.847145][ T32] r4:e04e9dc0 [ 1327.847165][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.847207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1327.847246][ T32] r4:00000000 [ 1327.847490][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.847542][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1327.847862][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.847916][ T32] r5:00001000 r4:dfe9b000 [ 1327.847937][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.847977][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.848019][ T32] r5:84ea6b8c r4:84ea6800 [ 1327.848039][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.848087][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1327.848466][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.848555][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.848885][ T32] r4:84fab300 [ 1327.848918][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.848971][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1327.849044][ T32] r4:00000001 [ 1327.849069][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.849104][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1327.849132][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.849477][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.849509][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.849594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.849620][ T32] r4:84faa100 [ 1327.849648][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.849682][ T32] INFO: task kworker/0:290:3953 blocked for more than 454 seconds. [ 1327.849820][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.849884][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.849990][ T32] task:kworker/0:290 state:D stack:0 pid:3953 tgid:3953 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.850115][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.850254][ T32] Call trace: [ 1327.872115][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1327.872203][ T32] r10:82918930 r9:e0865d84 r8:00000002 r7:60000013 r6:e0865d8c r5:85116000 [ 1327.872229][ T32] r4:85116000 [ 1327.872249][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1327.872354][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1327.872479][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1327.873271][ T32] r9:83018005 r8:85116000 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 ** 1 printk messages dropped ** [ 1327.873346][ T32] r5:00001000 r4:dff2b000 [ 1327.873367][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.873405][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1327.873692][ T32] r7:dddced80 r6:83018000 r5:8504538c r4:850bc680 ** 2 printk messages dropped ** [ 1327.874312][ T32] r4:850bc680 ** 4 printk messages dropped ** [ 1327.874821][ T32] Exception stack(0xe0865fb0 to 0xe0865ff8) ** 1 printk messages dropped ** [ 1327.874918][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1327.876077][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1327.876540][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1327.876601][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 4 printk messages dropped ** [ 1327.877481][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1327.878276][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1327.878720][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1327.878881][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.878922][ T32] r5:84ea6b8c r4:84ea6800 [ 1327.878941][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.878987][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1327.879007][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.879053][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.879075][ T32] r4:84fab300 [ 1327.879099][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.879145][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1327.879326][ T32] r4:00000001 [ 1327.879350][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.879385][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1327.879414][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.879654][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.879770][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.879801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.879825][ T32] r4:84faa100 [ 1327.879847][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.879889][ T32] INFO: task kworker/0:291:3955 blocked for more than 454 seconds. [ 1327.880015][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.880043][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.880063][ T32] task:kworker/0:291 state:D stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.880108][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.880149][ T32] Call trace: [ 1327.880247][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1327.902877][ T32] r10:82918930 r9:e0829d84 r8:00000002 r7:60000013 r6:e0829d8c r5:84ff8000 [ 1327.902983][ T32] r4:84ff8000 [ 1327.903009][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1327.903076][ T32] r5:84ff8000 r4:8291892c [ 1327.903096][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.903138][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.903184][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0829e08 [ 1327.903294][ T32] r4:00000000 [ 1327.903318][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1327.903357][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.903398][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.903495][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b9040 [ 1327.903521][ T32] r4:00000000 [ 1327.903567][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.903618][ T32] r9:83018005 r8:84ff8000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1327.903645][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.903691][ T32] r5:00001000 r4:dff99000 [ 1327.903896][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.903942][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.904006][ T32] r5:8504578c r4:85045400 [ 1327.904128][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.904247][ T32] r7:dddced80 r6:83018000 r5:8504578c r4:850bc780 [ 1327.904273][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.904373][ T32] r10:61c88647 r9:84ff8000 r8:850bc7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.904399][ T32] r4:850bc780 [ 1327.904419][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.904464][ T32] r10:00000000 r9:850bc780 r8:8027f5e8 r7:e0861e60 r6:85072680 r5:84ff8000 [ 1327.904485][ T32] r4:00000001 [ 1327.904504][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.904541][ T32] Exception stack(0xe0829fb0 to 0xe0829ff8) [ 1327.904570][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.904598][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.904623][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.904657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.904682][ T32] r4:850b9100 [ 1327.905156][ T32] INFO: task kworker/0:291:3955 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1327.905199][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.905295][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.905357][ T32] Call trace: [ 1327.905391][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1327.905464][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1327.905492][ T32] r4:00000000 [ 1327.905529][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.905573][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1327.905602][ T32] 9d20: 9ae7b000 eca73000 00000001 80239b98 7f185000 00000001 [ 1327.905637][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1327.905664][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.905884][ T32] r5:80070013 r4:80239bb0 [ 1327.905914][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.905958][ T32] r4:82ac11e4 [ 1327.905978][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.906020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1327.906044][ T32] r4:e04e9dc0 [ 1327.906063][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.906105][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1327.906129][ T32] r4:00000000 [ 1327.906149][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.906231][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1327.906280][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.906370][ T32] r5:00001000 r4:dfe9b000 [ 1327.906393][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.906435][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.906478][ T32] r5:84ea6b8c r4:84ea6800 [ 1327.906497][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.906546][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1327.906628][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.906791][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.906818][ T32] r4:84fab300 [ 1327.906902][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.906953][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1327.907013][ T32] r4:00000001 [ 1327.907036][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.907077][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1327.907258][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.907293][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.907323][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.907373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.907399][ T32] r4:84faa100 [ 1327.907939][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.907984][ T32] INFO: task kworker/0:292:3956 blocked for more than 454 seconds. [ 1327.908020][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.908046][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.908067][ T32] task:kworker/0:292 state:D stack:0 pid:3956 tgid:3956 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.908113][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.908261][ T32] Call trace: [ 1327.908446][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1327.908497][ T32] r10:82918930 r9:e0869d84 r8:00000002 r7:60000113 r6:e0869d8c r5:84ff8c00 [ 1327.908525][ T32] r4:84ff8c00 [ 1327.908551][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1327.908641][ T32] r5:84ff8c00 r4:8291892c [ 1327.908700][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.908746][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.908837][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0869e08 [ 1327.908865][ T32] r4:00000000 [ 1327.908901][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1327.908971][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.909045][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.909123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b95c0 [ 1327.909168][ T32] r4:00000000 [ 1327.909214][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.909356][ T32] r9:83018005 r8:84ff8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1327.909411][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.909479][ T32] r5:00001000 r4:e0045000 [ 1327.909504][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.909578][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.909655][ T32] r5:8504638c r4:85046000 [ 1327.909678][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.909728][ T32] r7:dddced80 r6:83018000 r5:8504638c r4:850bc800 [ 1327.909750][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.909848][ T32] r10:61c88647 r9:84ff8c00 r8:850bc82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.909876][ T32] r4:850bc800 [ 1327.909900][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.909972][ T32] r10:00000000 r9:850bc800 r8:8027f5e8 r7:e0861e60 r6:85072700 r5:84ff8c00 [ 1327.910042][ T32] r4:00000001 [ 1327.910067][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.910105][ T32] Exception stack(0xe0869fb0 to 0xe0869ff8) [ 1327.910136][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.910195][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.910301][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.943663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.943849][ T32] r4:850b9280 [ 1327.944313][ T32] INFO: task kworker/0:292:3956 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1327.944353][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.944429][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.944495][ T32] Call trace: [ 1327.944530][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1327.944586][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1327.944612][ T32] r4:00000000 [ 1327.944691][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.944742][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1327.944789][ T32] 9d20: 9b875000 eca73000 00000001 80239b98 7f185000 00000001 [ 1327.944861][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1327.944901][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.944929][ T32] r5:80070013 r4:80239bb0 [ 1327.945026][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.945078][ T32] r4:82ac11e4 [ 1327.945100][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.945144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1327.945168][ T32] r4:e04e9dc0 [ 1327.945187][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.945236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1327.945287][ T32] r4:00000000 [ 1327.945311][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.945789][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1327.945834][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.945885][ T32] r5:00001000 r4:dfe9b000 [ 1327.945909][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.945951][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.945994][ T32] r5:84ea6b8c r4:84ea6800 [ 1327.946014][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.946064][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1327.946085][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.946133][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.946157][ T32] r4:84fab300 [ 1327.946177][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.946323][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1327.946537][ T32] r4:00000001 [ 1327.946642][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.946685][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1327.946825][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.946858][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.946887][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.946916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.947052][ T32] r4:84faa100 [ 1327.947079][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.947279][ T32] INFO: task kworker/0:293:3959 blocked for more than 454 seconds. [ 1327.947321][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.947348][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.947371][ T32] task:kworker/0:293 state:D stack:0 pid:3959 tgid:3959 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.947419][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.947486][ T32] Call trace: [ 1327.947524][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1327.947786][ T32] r10:82918930 r9:e086dd84 r8:00000002 r7:60000113 r6:e086dd8c r5:84ffd400 [ 1327.947817][ T32] r4:84ffd400 [ 1327.947839][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1327.947881][ T32] r5:84ffd400 r4:8291892c [ 1327.947902][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.947942][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.947989][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e086de08 [ 1327.948013][ T32] r4:00000000 [ 1327.948033][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1327.948072][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.948109][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.948152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b92c0 [ 1327.948177][ T32] r4:00000000 [ 1327.948197][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.948242][ T32] r9:83018005 r8:84ffd400 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1327.948264][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.948339][ T32] r5:00001000 r4:dfffb000 [ 1327.948368][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.948412][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.948455][ T32] r5:85045f8c r4:85045c00 [ 1327.948476][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.948523][ T32] r7:dddced80 r6:83018000 r5:85045f8c r4:850bc880 [ 1327.948544][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.948596][ T32] r10:61c88647 r9:84ffd400 r8:850bc8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.948621][ T32] r4:850bc880 [ 1327.948646][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.948693][ T32] r10:00000000 r9:850bc880 r8:8027f5e8 r7:e0869e60 r6:85072780 r5:84ffd400 [ 1327.948718][ T32] r4:00000001 [ 1327.948756][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.948795][ T32] Exception stack(0xe086dfb0 to 0xe086dff8) [ 1327.948824][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.948854][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.948881][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.948909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.948971][ T32] r4:850b9280 [ 1327.949509][ T32] INFO: task kworker/0:293:3959 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1327.949596][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.949691][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.949815][ T32] Call trace: [ 1327.949904][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1327.949960][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1327.949984][ T32] r4:00000000 [ 1327.950005][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.950045][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1327.950075][ T32] 9d20: 9b875000 eca73000 00000001 80239b98 7f185000 00000001 [ 1327.950286][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1327.965844][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.965918][ T32] r5:80070013 r4:80239bb0 [ 1327.965945][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.966105][ T32] r4:82ac11e4 [ 1327.966131][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.966350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1327.966379][ T32] r4:e04e9dc0 [ 1327.966423][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.966472][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1327.966663][ T32] r4:00000000 [ 1327.966688][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.966736][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1327.966758][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.966803][ T32] r5:00001000 r4:dfe9b000 [ 1327.966824][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.966863][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.966908][ T32] r5:84ea6b8c r4:84ea6800 [ 1327.966928][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.966974][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1327.967675][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.967737][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.967837][ T32] r4:84fab300 [ 1327.967860][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.968018][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1327.968045][ T32] r4:00000001 [ 1327.968066][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.968145][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1327.968176][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.969062][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.969095][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.969124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.969146][ T32] r4:84faa100 [ 1327.969171][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.969203][ T32] INFO: task kworker/0:294:3960 blocked for more than 454 seconds. [ 1327.969235][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.969268][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.969294][ T32] task:kworker/0:294 state:D stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.969354][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.969402][ T32] Call trace: [ 1327.969435][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1327.969484][ T32] r10:82918930 r9:e0871d84 r8:00000002 r7:60000013 r6:e0871d8c r5:84c96c00 [ 1327.969507][ T32] r4:84c96c00 [ 1327.969598][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1327.969654][ T32] r5:84c96c00 r4:8291892c [ 1327.969674][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.969715][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.969900][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0871e08 [ 1327.970025][ T32] r4:00000000 [ 1327.970146][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1327.970266][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.989160][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.989321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b9640 [ 1327.989504][ T32] r4:00000000 [ 1327.989533][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.989651][ T32] r9:83018005 r8:84c96c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1327.989682][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.989731][ T32] r5:00001000 r4:e00dd000 [ 1327.989804][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.989885][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.989956][ T32] r5:8504678c r4:85046400 [ 1327.989978][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.990027][ T32] r7:dddced80 r6:83018000 r5:8504678c r4:850bc900 [ 1327.990220][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.990313][ T32] r10:61c88647 r9:84c96c00 r8:850bc92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.990942][ T32] r4:850bc900 [ 1327.991024][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.991145][ T32] r10:00000000 r9:850bc900 r8:8027f5e8 r7:e0869e60 r6:85072800 r5:84c96c00 [ 1327.991173][ T32] r4:00000001 [ 1327.991195][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.991252][ T32] Exception stack(0xe0871fb0 to 0xe0871ff8) [ 1327.991287][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.991339][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.991428][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.991527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.991572][ T32] r4:850b90c0 [ 1327.992064][ T32] INFO: task kworker/0:294:3960 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1327.992109][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.992186][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.992304][ T32] Call trace: [ 1327.992346][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1327.992435][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1327.992476][ T32] r4:00000000 [ 1327.992510][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.992576][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1327.992613][ T32] 9d20: 9bc16000 eca73000 00000001 80239b98 7f185000 00000001 [ 1327.992688][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1327.992745][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.992803][ T32] r5:80070013 r4:80239bb0 [ 1327.992828][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.992879][ T32] r4:82ac11e4 [ 1327.992904][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.992948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1327.992970][ T32] r4:e04e9dc0 [ 1327.993007][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.993113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1327.993158][ T32] r4:00000000 [ 1327.993469][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.993522][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1327.993548][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.993594][ T32] r5:00001000 r4:dfe9b000 [ 1327.993614][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.993659][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.993790][ T32] r5:84ea6b8c r4:84ea6800 [ 1327.993826][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.993877][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1327.993931][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.993984][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.994565][ T32] r4:84fab300 [ 1327.994590][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.994641][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1327.995150][ T32] r4:00000001 [ 1327.995184][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.995459][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1327.995499][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.995528][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.995555][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.995584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.995606][ T32] r4:84faa100 [ 1327.995665][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.995892][ T32] INFO: task kworker/1:128:3963 blocked for more than 454 seconds. [ 1327.995931][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.995957][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.995977][ T32] task:kworker/1:128 state:D stack:0 pid:3963 tgid:3963 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.996021][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.996063][ T32] Call trace: [ 1327.996194][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1327.996246][ T32] r10:82918930 r9:e0661d84 r8:00000002 r7:60000113 r6:e0661d8c r5:84f90000 [ 1327.996271][ T32] r4:84f90000 [ 1327.996291][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1327.996370][ T32] r5:84f90000 r4:8291892c [ 1327.996587][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.996676][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.996833][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0661e08 [ 1327.997068][ T32] r4:00000000 [ 1327.997199][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1327.997315][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.997354][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.997406][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ad580 [ 1327.997429][ T32] r4:00000000 [ 1327.997447][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1327.997491][ T32] r9:83018205 r8:84f90000 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1327.997518][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.997560][ T32] r5:00001000 r4:e0645000 [ 1327.997580][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.997618][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.997668][ T32] r5:84f2738c r4:84f27000 [ 1327.997715][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.998533][ T32] r7:ddde2d80 r6:83018200 r5:84f2738c r4:85072880 [ 1327.998564][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.998612][ T32] r10:61c88647 r9:84f90000 r8:850728ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.998640][ T32] r4:85072880 [ 1327.999487][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.999540][ T32] r10:00000000 r9:85072880 r8:8027f5e8 r7:e06cde60 r6:85072900 r5:84f90000 [ 1327.999563][ T32] r4:00000001 [ 1327.999583][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.999642][ T32] Exception stack(0xe0661fb0 to 0xe0661ff8) [ 1327.999673][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.999898][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.999931][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.999961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.000039][ T32] r4:850ad9c0 [ 1328.031298][ T32] INFO: task kworker/1:128:3963 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1328.031534][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.031704][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.031874][ T32] Call trace: [ 1328.032040][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1328.032105][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1328.032284][ T32] r4:00000000 [ 1328.032310][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.032352][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1328.032435][ T32] 9d20: 9c272000 eca73000 00000001 80239b98 7f185000 00000001 [ 1328.032575][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1328.032605][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.032666][ T32] r5:80070013 r4:80239bb0 [ 1328.032700][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.032826][ T32] r4:82ac11e4 [ 1328.032853][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.032926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1328.032953][ T32] r4:e04e9dc0 [ 1328.033081][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.033203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1328.033269][ T32] r4:00000000 [ 1328.033338][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1328.033464][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1328.033525][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.033637][ T32] r5:00001000 r4:dfe9b000 [ 1328.033690][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.033839][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.033955][ T32] r5:84ea6b8c r4:84ea6800 [ 1328.034054][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.034177][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1328.034251][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.034358][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.034413][ T32] r4:84fab300 [ 1328.034476][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.034579][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1328.034644][ T32] r4:00000001 [ 1328.034693][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.034800][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1328.034874][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.034937][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.035000][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.035088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.035148][ T32] r4:84faa100 [ 1328.035203][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.035266][ T32] INFO: task kworker/0:295:3965 blocked for more than 454 seconds. [ 1328.035369][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.035430][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.035479][ T32] task:kworker/0:295 state:D stack:0 pid:3965 tgid:3965 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.035580][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.035683][ T32] Call trace: [ 1328.035755][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1328.035857][ T32] r10:82918930 r9:e0879d84 r8:00000002 r7:60000113 r6:e0879d8c r5:84f90c00 [ 1328.035914][ T32] r4:84f90c00 [ 1328.035964][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1328.036057][ T32] r5:84f90c00 r4:8291892c [ 1328.036105][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.036232][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.036355][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0879e08 [ 1328.036433][ T32] r4:00000000 [ 1328.036489][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1328.036584][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1328.036680][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.036777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b9840 [ 1328.036830][ T32] r4:00000000 [ 1328.036877][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1328.036995][ T32] r9:83018005 r8:84f90c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1328.037049][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.037138][ T32] r5:00001000 r4:e010f000 [ 1328.037187][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.037303][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.037402][ T32] r5:85046b8c r4:85046800 [ 1328.037467][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.037571][ T32] r7:dddced80 r6:83018000 r5:85046b8c r4:850bc980 [ 1328.037630][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.037724][ T32] r10:61c88647 r9:84f90c00 r8:850bc9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.037828][ T32] r4:850bc980 [ 1328.037874][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.037969][ T32] r10:00000000 r9:850bc980 r8:8027f5e8 r7:e0871e60 r6:85072980 r5:84f90c00 [ 1328.038018][ T32] r4:00000001 [ 1328.038086][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.038172][ T32] Exception stack(0xe0879fb0 to 0xe0879ff8) [ 1328.038236][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.038299][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.038355][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.038406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.038444][ T32] r4:850b9700 [ 1328.039081][ T32] INFO: task kworker/0:295:3965 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1328.039165][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.039348][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.039444][ T32] Call trace: [ 1328.039517][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1328.039658][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1328.039721][ T32] r4:00000000 [ 1328.039767][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.039880][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1328.039954][ T32] 9d20: 9c272000 eca73000 00000001 80239b98 7f185000 00000001 [ 1328.040027][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1328.040090][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.040146][ T32] r5:80070013 r4:80239bb0 [ 1328.040194][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.066410][ T32] r4:82ac11e4 [ 1328.066515][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.066622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1328.066682][ T32] r4:e04e9dc0 [ 1328.066708][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.066755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1328.066779][ T32] r4:00000000 [ 1328.066799][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1328.066848][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1328.066888][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.066970][ T32] r5:00001000 r4:dfe9b000 [ 1328.067009][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.067051][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.067140][ T32] r5:84ea6b8c r4:84ea6800 [ 1328.067185][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.067290][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1328.067334][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.067422][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.067464][ T32] r4:84fab300 [ 1328.067512][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.067617][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1328.067647][ T32] r4:00000001 [ 1328.067667][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.067704][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1328.067736][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.067764][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.067822][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.067856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.067883][ T32] r4:84faa100 [ 1328.067907][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.067952][ T32] INFO: task kworker/0:296:3967 blocked for more than 454 seconds. [ 1328.068269][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.068317][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.068340][ T32] task:kworker/0:296 state:D stack:0 pid:3967 tgid:3967 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.068785][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.068833][ T32] Call trace: [ 1328.068903][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1328.069042][ T32] r10:82918930 r9:e087dd84 r8:00000002 r7:60000113 r6:e087dd8c r5:84f91800 [ 1328.069070][ T32] r4:84f91800 [ 1328.069091][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1328.069165][ T32] r5:84f91800 r4:8291892c [ 1328.069205][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.069309][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.069623][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e087de08 [ 1328.069684][ T32] r4:00000000 [ 1328.069730][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1328.069849][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1328.069931][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.070037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b9900 [ 1328.070096][ T32] r4:00000000 [ 1328.070145][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1328.070318][ T32] r9:83018005 r8:84f91800 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1328.081649][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.081871][ T32] r5:00001000 r4:e0123000 [ 1328.081928][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.082017][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.082113][ T32] r5:85046f8c r4:85046c00 [ 1328.082162][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.082261][ T32] r7:dddced80 r6:83018000 r5:85046f8c r4:850bca00 [ 1328.082313][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.082413][ T32] r10:61c88647 r9:84f91800 r8:850bca2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.082464][ T32] r4:850bca00 [ 1328.082510][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.082602][ T32] r10:00000000 r9:850bca00 r8:8027f5e8 r7:e0879e60 r6:85072a00 r5:84f91800 [ 1328.082665][ T32] r4:00000001 [ 1328.082708][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.082796][ T32] Exception stack(0xe087dfb0 to 0xe087dff8) [ 1328.082860][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.082929][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.082987][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.083049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.083097][ T32] r4:850b9800 [ 1328.083893][ T32] INFO: task kworker/0:296:3967 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1328.083973][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.084160][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.084269][ T32] Call trace: [ 1328.084349][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1328.084462][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1328.084517][ T32] r4:00000000 [ 1328.084622][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.084727][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1328.084794][ T32] 9d20: 9c418000 eca73000 00000001 80239b98 7f185000 00000001 [ 1328.084858][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1328.084917][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.084972][ T32] r5:80070013 r4:80239bb0 [ 1328.085019][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.085112][ T32] r4:82ac11e4 [ 1328.085159][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.085277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1328.085346][ T32] r4:e04e9dc0 [ 1328.085391][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.085484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1328.085533][ T32] r4:00000000 [ 1328.085579][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1328.085689][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1328.085738][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.085890][ T32] r5:00001000 r4:dfe9b000 [ 1328.085943][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.086029][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.086121][ T32] r5:84ea6b8c r4:84ea6800 [ 1328.086167][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.086267][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1328.086318][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.086420][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.086480][ T32] r4:84fab300 [ 1328.086523][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.086637][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1328.086691][ T32] r4:00000001 [ 1328.086742][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.086844][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1328.086916][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.086982][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.087074][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.087147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.087223][ T32] r4:84faa100 [ 1328.087283][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.087355][ T32] INFO: task kworker/0:297:3969 blocked for more than 454 seconds. [ 1328.087452][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.087518][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.087604][ T32] task:kworker/0:297 state:D stack:0 pid:3969 tgid:3969 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.087835][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.087941][ T32] Call trace: [ 1328.088017][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1328.088156][ T32] r10:82918930 r9:e4885d84 r8:00000002 r7:60000013 r6:e4885d8c r5:84f92400 [ 1328.088218][ T32] r4:84f92400 [ 1328.088267][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1328.088394][ T32] r5:84f92400 r4:8291892c [ 1328.088483][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.088620][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.088724][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4885e08 [ 1328.088778][ T32] r4:00000000 [ 1328.088826][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1328.089040][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1328.089128][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.089236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b9a40 [ 1328.089290][ T32] r4:00000000 [ 1328.089336][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1328.089450][ T32] r9:83018005 r8:84f92400 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1328.089502][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.089586][ T32] r5:00001000 r4:e013d000 [ 1328.089646][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.089724][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.089852][ T32] r5:8504738c r4:85047000 [ 1328.089899][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.089990][ T32] r7:dddced80 r6:83018000 r5:8504738c r4:850bca80 [ 1328.090035][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.090146][ T32] r10:61c88647 r9:84f92400 r8:850bcaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.090266][ T32] r4:850bca80 [ 1328.120231][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.121157][ T32] r10:00000000 r9:850bca80 r8:8027f5e8 r7:e087de60 r6:85072a80 r5:84f92400 [ 1328.121229][ T32] r4:00000001 [ 1328.121279][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.121383][ T32] Exception stack(0xe4885fb0 to 0xe4885ff8) [ 1328.121480][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.121556][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.121634][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.121726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.121826][ T32] r4:850b9940 [ 1328.122579][ T32] INFO: task kworker/0:297:3969 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1328.122678][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.122820][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.122924][ T32] Call trace: [ 1328.123322][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1328.123441][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1328.123498][ T32] r4:00000000 [ 1328.123571][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.123679][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1328.123747][ T32] 9d20: 9c60d000 eca73000 00000001 80239b98 7f185000 00000001 [ 1328.123835][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1328.123905][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.123964][ T32] r5:80070013 r4:80239bb0 [ 1328.124017][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.124118][ T32] r4:82ac11e4 [ 1328.124169][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.124285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1328.124347][ T32] r4:e04e9dc0 [ 1328.124396][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.124483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1328.124536][ T32] r4:00000000 [ 1328.124584][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1328.124697][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1328.124752][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.124850][ T32] r5:00001000 r4:dfe9b000 [ 1328.124928][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.125023][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.125121][ T32] r5:84ea6b8c r4:84ea6800 [ 1328.125174][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.125283][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1328.125336][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.125434][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.125490][ T32] r4:84fab300 [ 1328.125534][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.125645][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1328.125701][ T32] r4:00000001 [ 1328.125747][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.125895][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1328.125982][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.126057][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.126114][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.126210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.126271][ T32] r4:84faa100 [ 1328.126325][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.126390][ T32] INFO: task kworker/0:298:3971 blocked for more than 454 seconds. [ 1328.126457][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.126526][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.126575][ T32] task:kworker/0:298 state:D stack:0 pid:3971 tgid:3971 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.126694][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.126854][ T32] Call trace: [ 1328.126938][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1328.127042][ T32] r10:82918930 r9:e4889d84 r8:00000002 r7:60000013 r6:e4889d8c r5:84f93000 [ 1328.127102][ T32] r4:84f93000 [ 1328.127150][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1328.127241][ T32] r5:84f93000 r4:8291892c [ 1328.127324][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.127422][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.127521][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4889e08 [ 1328.127572][ T32] r4:00000000 [ 1328.127629][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1328.127722][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1328.127805][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.127906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b9b40 [ 1328.127960][ T32] r4:00000000 [ 1328.128006][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1328.128107][ T32] r9:83018005 r8:84f93000 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1328.128179][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.128273][ T32] r5:00001000 r4:e0149000 [ 1328.128321][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.128410][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.128503][ T32] r5:8504778c r4:85047400 [ 1328.128551][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.128657][ T32] r7:dddced80 r6:83018000 r5:8504778c r4:850bcb00 [ 1328.128725][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.128831][ T32] r10:61c88647 r9:84f93000 r8:850bcb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.128919][ T32] r4:850bcb00 [ 1328.128974][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.129075][ T32] r10:00000000 r9:850bcb00 r8:8027f5e8 r7:e4885e60 r6:85072b00 r5:84f93000 [ 1328.129131][ T32] r4:00000001 [ 1328.129170][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.129246][ T32] Exception stack(0xe4889fb0 to 0xe4889ff8) [ 1328.129306][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.129366][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.129445][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.129507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.129556][ T32] r4:850b9800 [ 1328.130092][ T32] INFO: task kworker/0:298:3971 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1328.130170][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.155379][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.155587][ T32] Call trace: [ 1328.155728][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1328.155860][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1328.155918][ T32] r4:00000000 [ 1328.155965][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.156053][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1328.156121][ T32] 9d20: 9c7d0000 eca73000 00000001 80239b98 7f185000 00000001 [ 1328.156190][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1328.156247][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.156301][ T32] r5:80070013 r4:80239bb0 [ 1328.156346][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.156458][ T32] r4:82ac11e4 [ 1328.156516][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.156648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1328.156722][ T32] r4:e04e9dc0 [ 1328.156789][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.156946][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1328.157012][ T32] r4:00000000 [ 1328.157062][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1328.157170][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1328.157224][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.157322][ T32] r5:00001000 r4:dfe9b000 [ 1328.157374][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.157464][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.157564][ T32] r5:84ea6b8c r4:84ea6800 [ 1328.157627][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.157734][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1328.157829][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.157936][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.157993][ T32] r4:84fab300 [ 1328.158043][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.158147][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1328.158205][ T32] r4:00000001 [ 1328.158254][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.158337][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1328.158401][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.158468][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.158527][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.158592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.158653][ T32] r4:84faa100 [ 1328.158717][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.158788][ T32] INFO: task kworker/0:299:3973 blocked for more than 454 seconds. [ 1328.158856][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.158911][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.158960][ T32] task:kworker/0:299 state:D stack:0 pid:3973 tgid:3973 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.159066][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.159153][ T32] Call trace: [ 1328.159225][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1328.159318][ T32] r10:82918930 r9:e488dd84 r8:00000002 r7:60000013 r6:e488dd8c r5:84f93c00 [ 1328.159365][ T32] r4:84f93c00 [ 1328.159407][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1328.159507][ T32] r5:84f93c00 r4:8291892c [ 1328.159558][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.159651][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.159748][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e488de08 [ 1328.159793][ T32] r4:00000000 [ 1328.159850][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1328.159937][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1328.160015][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.160126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b9d00 [ 1328.160183][ T32] r4:00000000 [ 1328.160228][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1328.183299][ T32] r9:83018005 r8:84f93c00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1328.183531][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.183741][ T32] r5:00001000 r4:e0169000 [ 1328.183802][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.183900][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.183997][ T32] r5:85047b8c r4:85047800 [ 1328.184136][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.184247][ T32] r7:dddced80 r6:83018000 r5:85047b8c r4:850bcb80 [ 1328.184541][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.184670][ T32] r10:61c88647 r9:84f93c00 r8:850bcbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.184728][ T32] r4:850bcb80 [ 1328.184780][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.184913][ T32] r10:00000000 r9:850bcb80 r8:8027f5e8 r7:e4889e60 r6:85072b80 r5:84f93c00 [ 1328.184977][ T32] r4:00000001 [ 1328.185195][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.185305][ T32] Exception stack(0xe488dfb0 to 0xe488dff8) [ 1328.185376][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.185467][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.185540][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.185609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.185679][ T32] r4:850b9c00 [ 1328.186502][ T32] INFO: task kworker/0:299:3973 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1328.186590][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.186769][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.186975][ T32] Call trace: [ 1328.187193][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1328.187307][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1328.187364][ T32] r4:00000000 [ 1328.187410][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.187501][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1328.187571][ T32] 9d20: 9c98f000 eca73000 00000001 80239b98 7f185000 00000001 [ 1328.187652][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1328.187712][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.187769][ T32] r5:80070013 r4:80239bb0 [ 1328.187816][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.187910][ T32] r4:82ac11e4 [ 1328.187960][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.188082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1328.188140][ T32] r4:e04e9dc0 [ 1328.188190][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.188281][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1328.188334][ T32] r4:00000000 [ 1328.188379][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1328.188481][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1328.188536][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.188637][ T32] r5:00001000 r4:dfe9b000 [ 1328.188686][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.188774][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.188872][ T32] r5:84ea6b8c r4:84ea6800 [ 1328.188919][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.189021][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1328.189074][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.189174][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.189226][ T32] r4:84fab300 [ 1328.189271][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.189365][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1328.189413][ T32] r4:00000001 [ 1328.189453][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.189525][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1328.189582][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.189650][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.189708][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.189803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.189857][ T32] r4:84faa100 [ 1328.189909][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.190000][ T32] INFO: task kworker/0:300:3975 blocked for more than 454 seconds. [ 1328.190072][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.190128][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.190174][ T32] task:kworker/0:300 state:D stack:0 pid:3975 tgid:3975 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.209793][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.210102][ T32] Call trace: [ 1328.210296][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1328.210992][ T32] r10:82918930 r9:e4895d84 r8:00000002 r7:60000013 r6:e4895d8c r5:84f94800 [ 1328.211064][ T32] r4:84f94800 [ 1328.211115][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1328.211226][ T32] r5:84f94800 r4:8291892c [ 1328.211299][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.211395][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.211513][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4895e08 [ 1328.211568][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1328.211799][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1328.212306][ T32] r5:00001000 r4:e06e9000 ** 2 printk messages dropped ** [ 1328.212561][ T32] r5:8504838c r4:85048000 [ 1328.212609][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.212747][ T32] r7:dddced80 r6:83018000 r5:8504838c r4:850bcc00 [ 1328.212811][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.212916][ T32] r10:61c88647 r9:84f94800 r8:850bcc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.212986][ T32] r4:850bcc00 [ 1328.213047][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.213138][ T32] r10:00000000 r9:850bcc00 r8:8027f5e8 r7:e488de60 r6:85072c00 r5:84f94800 [ 1328.213188][ T32] r4:00000001 [ 1328.213235][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.213316][ T32] Exception stack(0xe4895fb0 to 0xe4895ff8) [ 1328.213385][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.213447][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.213528][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.213609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.213688][ T32] r4:850b9c40 [ 1328.214483][ T32] INFO: task kworker/0:300:3975 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1328.214597][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.214794][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.215024][ T32] Call trace: [ 1328.215099][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1328.215226][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1328.215324][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.215658][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 ** 14 printk messages dropped ** [ 1328.216895][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 14 printk messages dropped ** [ 1328.218198][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1328.219487][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1328.254951][ T32] r5:00001000 r4:e056b000 ** 3 printk messages dropped ** [ 1328.255199][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 13 printk messages dropped ** [ 1328.256041][ T32] r4:850b3080 [ 1328.256476][ T32] INFO: task kworker/1:129:3978 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1328.256513][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.256583][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.256670][ T32] Call trace: [ 1328.256735][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1328.256835][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1328.256874][ T32] r4:00000000 [ 1328.256897][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.256964][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1328.256997][ T32] 9d20: 9cf7d000 eca73000 00000001 80239b98 7f185000 00000001 [ 1328.257069][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1328.257131][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.257159][ T32] r5:80070013 r4:80239bb0 [ 1328.257182][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.257227][ T32] r4:82ac11e4 [ 1328.257247][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.257288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1328.257311][ T32] r4:e04e9dc0 [ 1328.257330][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.257370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1328.257392][ T32] r4:00000000 [ 1328.257411][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1328.257473][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 ** 1 printk messages dropped ** [ 1328.257546][ T32] r5:00001000 r4:dfe9b000 ** 3 printk messages dropped ** [ 1328.257694][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 13 printk messages dropped ** [ 1328.258904][ T32] r4:84faa100 ** 9 printk messages dropped ** [ 1328.259935][ T32] r4:84f96000 ** 5 printk messages dropped ** [ 1328.269948][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.271029][ T32] r9:83018205 r8:84f96000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1328.271076][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.271196][ T32] r5:00001000 r4:e0681000 [ 1328.271252][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.271336][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.271443][ T32] r5:84f27b8c r4:84f27800 [ 1328.271504][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.271606][ T32] r7:ddde2d80 r6:83018200 r5:84f27b8c r4:85072d80 [ 1328.271687][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.271788][ T32] r10:61c88647 r9:84f96000 r8:85072dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.271871][ T32] r4:85072d80 [ 1328.271939][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.272039][ T32] r10:00000000 r9:85072d80 r8:8027f5e8 r7:e0875e60 r6:85072e00 r5:84f96000 [ 1328.272088][ T32] r4:00000001 [ 1328.272129][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.272207][ T32] Exception stack(0xe4899fb0 to 0xe4899ff8) [ 1328.272268][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.272332][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.272417][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.272487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.272541][ T32] r4:850b3080 [ 1328.273281][ T32] INFO: task kworker/1:130:3979 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1328.273372][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1328.274280][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 ** 11 printk messages dropped ** [ 1328.275246][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 ** 9 printk messages dropped ** [ 1328.276040][ T32] r4:84fab300 ** 2 printk messages dropped ** [ 1328.276259][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1328.276670][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1328.277091][ T32] task:kworker/1:131 state:D stack:0 pid:3981 tgid:3981 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1328.278239][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1328.279095][ T32] r5:84f27f8c r4:84f27c00 ** 3 printk messages dropped ** [ 1328.279383][ T32] r10:61c88647 r9:84f96c00 r8:85072eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1328.309347][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.309507][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.309656][ T32] Call trace: [ 1328.309740][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1328.309922][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1328.309986][ T32] r4:00000000 [ 1328.310035][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.310120][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1328.310194][ T32] 9d20: 9d296000 eca73000 00000001 80239b98 7f185000 00000001 [ 1328.310263][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1328.318810][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.319017][ T32] r5:80070013 r4:80239bb0 [ 1328.319095][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.319235][ T32] r4:82ac11e4 [ 1328.319315][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.319430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1328.319491][ T32] r4:e04e9dc0 [ 1328.319540][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.319649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1328.319722][ T32] r4:00000000 [ 1328.319777][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1328.319897][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1328.319977][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.320081][ T32] r5:00001000 r4:dfe9b000 [ 1328.320126][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.320210][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.331038][ T32] r5:84ea6b8c r4:84ea6800 [ 1328.331201][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.331349][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1328.331406][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.331530][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.331603][ T32] r4:84fab300 [ 1328.331699][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.331812][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1328.331869][ T32] r4:00000001 [ 1328.331924][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.332018][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1328.332092][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.332161][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.332248][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.332340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.332400][ T32] r4:84faa100 [ 1328.332460][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.332554][ T32] INFO: task kworker/0:301:3982 blocked for more than 454 seconds. [ 1328.332651][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.332713][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.332759][ T32] task:kworker/0:301 state:D stack:0 pid:3982 tgid:3982 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.332926][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.333061][ T32] Call trace: [ 1328.333154][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1328.333361][ T32] r4:85000000 ** 4 printk messages dropped ** [ 1328.333758][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48a5e08 ** 4 printk messages dropped ** [ 1328.334194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b8680 ** 4 printk messages dropped ** [ 1328.334587][ T32] r5:00001000 r4:e06b1000 [ 1328.334647][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.334734][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.334844][ T32] r5:85047f8c r4:85047c00 [ 1328.334897][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.334995][ T32] r7:dddced80 r6:83018000 r5:85047f8c r4:850bcc80 [ 1328.335046][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.335174][ T32] r10:61c88647 r9:85000000 r8:850bccac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.335345][ T32] r4:850bcc80 [ 1328.335432][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.335540][ T32] r10:00000000 r9:850bcc80 r8:8027f5e8 r7:e4895e60 r6:85072f80 r5:85000000 [ 1328.335594][ T32] r4:00000001 [ 1328.335651][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.335732][ T32] Exception stack(0xe48a5fb0 to 0xe48a5ff8) [ 1328.335793][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.335861][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.335925][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.335991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.336070][ T32] r4:850b8f80 [ 1328.336899][ T32] INFO: task kworker/0:301:3982 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1328.336998][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.337142][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.337272][ T32] Call trace: [ 1328.337416][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1328.337535][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1328.337594][ T32] r4:00000000 [ 1328.337652][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.337746][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1328.337849][ T32] 9d20: 9d483000 eca73000 00000001 80239b98 7f185000 00000001 [ 1328.337921][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1328.337981][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.338046][ T32] r5:80070013 r4:80239bb0 [ 1328.338104][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1328.338343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 6 printk messages dropped ** [ 1328.338829][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1328.338993][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.339036][ T32] r5:84ea6b8c r4:84ea6800 [ 1328.339068][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.339116][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1328.339190][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.339242][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.339264][ T32] r4:84fab300 [ 1328.339309][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.339368][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1328.339397][ T32] r4:00000001 [ 1328.339417][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.339453][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1328.339494][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.339526][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.339553][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.339581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.339620][ T32] r4:84faa100 [ 1328.339644][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.339671][ T32] INFO: task kworker/1:132:3985 blocked for more than 454 seconds. [ 1328.339700][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.339724][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.339744][ T32] task:kworker/1:132 state:D stack:0 pid:3985 tgid:3985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.339843][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.339960][ T32] Call trace: [ 1328.340026][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1328.340131][ T32] r10:82918930 r9:e48a1d84 r8:00000002 r7:60000113 r6:e48a1d8c r5:85000c00 [ 1328.340192][ T32] r4:85000c00 [ 1328.340254][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1328.371234][ T32] r5:85000c00 r4:8291892c [ 1328.371357][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.371521][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.371670][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48a1e08 [ 1328.371730][ T32] r4:00000000 [ 1328.371804][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1328.371919][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1328.372020][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.372120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b35c0 [ 1328.372188][ T32] r4:00000000 [ 1328.372251][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1328.372360][ T32] r9:83018205 r8:85000c00 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1328.372436][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.372539][ T32] r5:00001000 r4:e06fb000 [ 1328.372632][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.372745][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.372843][ T32] r5:84d4538c r4:84d45000 [ 1328.372892][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.372991][ T32] r7:ddde2d80 r6:83018200 r5:84d4538c r4:85072480 [ 1328.373040][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1328.373337][ T32] r10:00000000 r9:85072480 r8:8027f5e8 r7:e0875e60 r6:850b2000 r5:85000c00 ** 10 printk messages dropped ** [ 1328.375038][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.375716][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 ** 10 printk messages dropped ** [ 1328.376458][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1328.377173][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1328.377681][ T32] r4:84faa100 ** 8 printk messages dropped ** [ 1328.378056][ T32] r10:82918930 r9:e48add84 r8:00000002 r7:60000013 r6:e48add8c r5:85001800 ** 8 printk messages dropped ** [ 1328.378343][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1328.378648][ T32] r5:00001000 r4:e0839000 ** 2 printk messages dropped ** [ 1328.378750][ T32] r5:85048f8c r4:85048c00 ** 4 printk messages dropped ** [ 1328.379002][ T32] r4:850bcd00 ** 6 printk messages dropped ** [ 1328.379572][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.389584][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 10 printk messages dropped ** [ 1328.407892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 12 printk messages dropped ** [ 1328.408480][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 5 printk messages dropped ** [ 1328.408739][ T32] r4:00000001 [ 1328.408867][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.408917][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1328.408949][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.408977][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.409003][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.409031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.409053][ T32] r4:84faa100 [ 1328.409077][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.409112][ T32] INFO: task kworker/0:303:3989 blocked for more than 454 seconds. [ 1328.409183][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.409260][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.409325][ T32] task:kworker/0:303 state:D stack:0 pid:3989 tgid:3989 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.409481][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.409626][ T32] Call trace: [ 1328.409755][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1328.409895][ T32] r10:82918930 r9:e48a9d84 r8:00000002 r7:60000113 r6:e48a9d8c r5:85002400 [ 1328.409949][ T32] r4:85002400 [ 1328.410018][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1328.410128][ T32] r5:85002400 r4:8291892c [ 1328.410217][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.417923][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.418087][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48a9e08 [ 1328.418168][ T32] r4:00000000 [ 1328.418220][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1328.418265][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1328.418332][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.418404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ab380 [ 1328.418433][ T32] r4:00000000 [ 1328.418455][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1328.418505][ T32] r9:83018005 r8:85002400 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1328.418579][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.418718][ T32] r5:00001000 r4:e070b000 [ 1328.418793][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.418839][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.418882][ T32] r5:8504878c r4:85048400 [ 1328.418902][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.418967][ T32] r7:dddced80 r6:83018000 r5:8504878c r4:850bcd80 [ 1328.419018][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.419068][ T32] r10:61c88647 r9:85002400 r8:850bcdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.419102][ T32] r4:850bcd80 [ 1328.419178][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.419290][ T32] r10:00000000 r9:850bcd80 r8:8027f5e8 r7:e48ade60 r6:850b2100 r5:85002400 [ 1328.419342][ T32] r4:00000001 [ 1328.419388][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.419465][ T32] Exception stack(0xe48a9fb0 to 0xe48a9ff8) [ 1328.419579][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.419661][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.419724][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.419796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.419849][ T32] r4:850ab000 [ 1328.421193][ T32] INFO: task kworker/0:303:3989 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1328.421330][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.421531][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.421693][ T32] Call trace: [ 1328.421829][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1328.421945][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1328.421976][ T32] r4:00000000 [ 1328.422023][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.422069][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1328.422168][ T32] 9d20: 9d86e000 eca73000 00000001 80239b98 7f185000 00000001 [ 1328.422257][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1328.422323][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.422406][ T32] r5:80070013 r4:80239bb0 [ 1328.422561][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.422687][ T32] r4:82ac11e4 [ 1328.422751][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.422876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1328.422953][ T32] r4:e04e9dc0 [ 1328.423022][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.423119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1328.423178][ T32] r4:00000000 [ 1328.423230][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1328.423337][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1328.423394][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.423516][ T32] r5:00001000 r4:dfe9b000 ** 4 printk messages dropped ** [ 1328.423937][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 5 printk messages dropped ** [ 1328.424331][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1328.424671][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1328.425108][ T32] task:kworker/1:133 state:D stack:0 pid:3990 tgid:3990 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1328.426083][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.426493][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1328.426743][ T32] r5:00001000 r4:e0717000 [ 1328.426788][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1328.427010][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1328.427868][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.429307][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 10 printk messages dropped ** [ 1328.430068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 14 printk messages dropped ** [ 1328.465085][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1328.465680][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.465747][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.465865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.465925][ T32] r4:84faa100 [ 1328.465980][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.466088][ T32] INFO: task kworker/1:134:3994 blocked for more than 454 seconds. [ 1328.466174][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.466230][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.466279][ T32] task:kworker/1:134 state:D stack:0 pid:3994 tgid:3994 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.466417][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.466540][ T32] Call trace: [ 1328.466622][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1328.466766][ T32] r10:82918930 r9:e48b1d84 r8:00000002 r7:60000013 r6:e48b1d8c r5:85003c00 [ 1328.466838][ T32] r4:85003c00 [ 1328.466887][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1328.466977][ T32] r5:85003c00 r4:8291892c [ 1328.467043][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.467168][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.467277][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48b1e08 [ 1328.467346][ T32] r4:00000000 [ 1328.467395][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1328.467482][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1328.467582][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.467683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851831c0 [ 1328.467768][ T32] r4:00000000 [ 1328.467833][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1328.467959][ T32] r9:83018205 r8:85003c00 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1328.468016][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.468108][ T32] r5:00001000 r4:dff03000 [ 1328.468156][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.468247][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.468339][ T32] r5:84d44f8c r4:84d44c00 [ 1328.468388][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.468484][ T32] r7:ddde2d80 r6:83018200 r5:84d44f8c r4:850b2280 [ 1328.468546][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.468665][ T32] r10:61c88647 r9:85003c00 r8:850b22ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.468755][ T32] r4:850b2280 [ 1328.468806][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.468909][ T32] r10:00000000 r9:850b2280 r8:8027f5e8 r7:e0875e60 r6:850b2300 r5:85003c00 [ 1328.468967][ T32] r4:00000001 [ 1328.469014][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.469108][ T32] Exception stack(0xe48b1fb0 to 0xe48b1ff8) [ 1328.469196][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.469264][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.469352][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.469432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.469482][ T32] r4:850b3580 [ 1328.470215][ T32] INFO: task kworker/1:134:3994 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1328.482512][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.482868][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.483026][ T32] Call trace: [ 1328.483144][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1328.483268][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1328.483324][ T32] r4:00000000 [ 1328.483368][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.483456][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1328.483527][ T32] 9d20: 9db79000 eca73000 00000001 80239b98 7f185000 00000001 [ 1328.483637][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1328.483697][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.483782][ T32] r5:80070013 r4:80239bb0 [ 1328.483838][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.483938][ T32] r4:82ac11e4 [ 1328.483990][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.484106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1328.484192][ T32] r4:e04e9dc0 [ 1328.484248][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.484348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1328.484402][ T32] r4:00000000 [ 1328.484473][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1328.484594][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1328.484660][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.484759][ T32] r5:00001000 r4:dfe9b000 [ 1328.484809][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.484900][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.485016][ T32] r5:84ea6b8c r4:84ea6800 ** 2 printk messages dropped ** [ 1328.485275][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1328.486389][ T32] Not tainted 6.15.0-syzkaller #0 ** 11 printk messages dropped ** [ 1328.487334][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48c9e08 ** 9 printk messages dropped ** [ 1328.488165][ T32] r5:00001000 r4:e48bd000 [ 1328.488246][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1328.488457][ T32] r5:8504938c r4:85049000 ** 7 printk messages dropped ** [ 1328.489057][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1328.514220][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 21 printk messages dropped ** [ 1328.516221][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1328.517223][ T32] r4:00000001 [ 1328.517289][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.517373][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1328.517454][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.517525][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.517587][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.517664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.517736][ T32] r4:84faa100 [ 1328.517829][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.517900][ T32] INFO: task kworker/0:305:3997 blocked for more than 455 seconds. [ 1328.517978][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.518068][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.518139][ T32] task:kworker/0:305 state:D stack:0 pid:3997 tgid:3997 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.518277][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.518383][ T32] Call trace: [ 1328.518457][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1328.518578][ T32] r10:82918930 r9:e48d9d84 r8:00000002 r7:60000013 r6:e48d9d8c r5:85006c00 [ 1328.518646][ T32] r4:85006c00 [ 1328.518695][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1328.518790][ T32] r5:85006c00 r4:8291892c [ 1328.518837][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.518931][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.519059][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48d9e08 [ 1328.519147][ T32] r4:00000000 [ 1328.519195][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1328.519294][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1328.519380][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.519482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850abb00 [ 1328.519565][ T32] r4:00000000 [ 1328.519624][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1328.519731][ T32] r9:83018005 r8:85006c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1328.519851][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.519963][ T32] r5:00001000 r4:e48d5000 [ 1328.520016][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.520098][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.520202][ T32] r5:85049b8c r4:85049800 [ 1328.520302][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.539205][ T32] r7:dddced80 r6:83018000 r5:85049b8c r4:850bce80 [ 1328.539409][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.539548][ T32] r10:61c88647 r9:85006c00 r8:850bceac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.539600][ T32] r4:850bce80 [ 1328.539655][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.539756][ T32] r10:00000000 r9:850bce80 r8:8027f5e8 r7:e48c9e60 r6:850b2400 r5:85006c00 [ 1328.539813][ T32] r4:00000001 [ 1328.539861][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.539946][ T32] Exception stack(0xe48d9fb0 to 0xe48d9ff8) [ 1328.540012][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.540079][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.540154][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.540230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.551245][ T32] r4:850aba40 [ 1328.552177][ T32] INFO: task kworker/0:305:3997 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1328.552267][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.552462][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.552592][ T32] Call trace: [ 1328.552725][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1328.552865][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1328.552949][ T32] r4:00000000 [ 1328.553003][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.553095][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1328.553166][ T32] 9d20: 9df74000 eca73000 00000001 80239b98 7f185000 00000001 [ 1328.553267][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1328.553331][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.553384][ T32] r5:80070013 r4:80239bb0 [ 1328.553458][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.553589][ T32] r4:82ac11e4 [ 1328.553653][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1328.554043][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.554378][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1328.554548][ T32] r5:84ea6b8c r4:84ea6800 [ 1328.554595][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.554707][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1328.554791][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.554900][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.554972][ T32] r4:84fab300 [ 1328.555023][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.555136][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1328.555194][ T32] r4:00000001 [ 1328.555241][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.555338][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1328.555415][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.555474][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.555554][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.555639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.555709][ T32] r4:84faa100 [ 1328.555765][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.555835][ T32] INFO: task kworker/0:306:3998 blocked for more than 455 seconds. [ 1328.555911][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.555967][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.556030][ T32] task:kworker/0:306 state:D stack:0 pid:3998 tgid:3998 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.556175][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.556273][ T32] Call trace: [ 1328.556341][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1328.556437][ T32] r10:82918930 r9:e48e5d84 r8:00000002 r7:60000113 r6:e48e5d8c r5:85004800 [ 1328.556505][ T32] r4:85004800 [ 1328.556556][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1328.556653][ T32] r5:85004800 r4:8291892c [ 1328.556696][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.556791][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.556895][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48e5e08 [ 1328.556949][ T32] r4:00000000 [ 1328.556996][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1328.557081][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1328.557167][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.557259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ab900 [ 1328.557310][ T32] r4:00000000 [ 1328.557356][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1328.557456][ T32] r9:83018005 r8:85004800 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1328.557506][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.557631][ T32] r5:00001000 r4:e48cf000 [ 1328.557707][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.557838][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.557937][ T32] r5:8504978c r4:85049400 [ 1328.557989][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.558088][ T32] r7:dddced80 r6:83018000 r5:8504978c r4:850bcf00 [ 1328.558141][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.558264][ T32] r10:61c88647 r9:85004800 r8:850bcf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.558354][ T32] r4:850bcf00 [ 1328.558426][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1328.558727][ T32] Exception stack(0xe48e5fb0 to 0xe48e5ff8) ** 3 printk messages dropped ** [ 1328.558990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1328.559807][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1328.560237][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1328.581419][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 1 printk messages dropped ** [ 1328.581575][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1328.581651][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.581715][ T32] r5:80070013 r4:80239bb0 [ 1328.581835][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.581973][ T32] r4:82ac11e4 [ 1328.582038][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.582136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1328.582210][ T32] r4:e04e9dc0 [ 1328.582266][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.582363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1328.582418][ T32] r4:00000000 [ 1328.582467][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1328.582572][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1328.582636][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.582741][ T32] r5:00001000 r4:dfe9b000 [ 1328.582793][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.582909][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.583014][ T32] r5:84ea6b8c r4:84ea6800 [ 1328.583161][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.583447][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1328.583520][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.583667][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.583725][ T32] r4:84fab300 [ 1328.583777][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.583897][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1328.583959][ T32] r4:00000001 [ 1328.584010][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.584090][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1328.584176][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.584259][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1328.584390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1328.585314][ T32] r10:82918930 r9:e48c1d84 r8:00000002 r7:60000113 r6:e48c1d8c r5:85112400 ** 6 printk messages dropped ** [ 1328.585889][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.586479][ T32] r9:83018005 r8:85112400 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 ** 1 printk messages dropped ** [ 1328.586632][ T32] r5:00001000 r4:e8901000 [ 1328.586687][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1328.587181][ T32] r10:61c88647 r9:85112400 r8:850bcfac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1328.587874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1328.589254][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 8 printk messages dropped ** [ 1328.589935][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1328.618868][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.619692][ T32] r5:84ea6b8c r4:84ea6800 [ 1328.619738][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.619891][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1328.619949][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.620070][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.620126][ T32] r4:84fab300 [ 1328.620172][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.620266][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1328.628904][ T32] r4:00000001 [ 1328.629100][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.629233][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1328.629326][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.629413][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.629494][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.629578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.629658][ T32] r4:84faa100 [ 1328.629714][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.629822][ T32] INFO: task kworker/0:308:4002 blocked for more than 455 seconds. [ 1328.629901][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.629960][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.630005][ T32] task:kworker/0:308 state:D stack:0 pid:4002 tgid:4002 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.630120][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.630227][ T32] Call trace: [ 1328.641312][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1328.641504][ T32] r10:82918930 r9:e48b9d84 r8:00000002 r7:60000113 r6:e48b9d8c r5:85110c00 [ 1328.641568][ T32] r4:85110c00 [ 1328.641628][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1328.641724][ T32] r5:85110c00 r4:8291892c [ 1328.641819][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.641917][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.642019][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48b9e08 [ 1328.642072][ T32] r4:00000000 [ 1328.642118][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1328.642205][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1328.642316][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.642419][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850abcc0 [ 1328.642475][ T32] r4:00000000 [ 1328.642524][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1328.642645][ T32] r9:83018005 r8:85110c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 [ 1328.642703][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.642825][ T32] r5:00001000 r4:e48eb000 [ 1328.642882][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.642994][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.643139][ T32] r5:85049f8c r4:85049c00 [ 1328.643198][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.643319][ T32] r7:dddced80 r6:83018000 r5:85049f8c r4:850a8080 [ 1328.643378][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.643479][ T32] r10:61c88647 r9:85110c00 r8:850a80ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.643536][ T32] r4:850a8080 [ 1328.643623][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1328.644382][ T32] r4:850abac0 ** 5 printk messages dropped ** [ 1328.645821][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 10 printk messages dropped ** [ 1328.646598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 12 printk messages dropped ** [ 1328.647611][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 5 printk messages dropped ** [ 1328.648130][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1328.648520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1328.649378][ T32] r4:85116c00 ** 4 printk messages dropped ** [ 1328.649822][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48e9e08 ** 9 printk messages dropped ** [ 1328.674720][ T32] r5:00001000 r4:e48f1000 ** 1 printk messages dropped ** [ 1328.674860][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1328.675548][ T32] r10:00000000 r9:850a8180 r8:8027f5e8 r7:e48c1e60 r6:850a8200 r5:85116c00 ** 9 printk messages dropped ** [ 1328.676973][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1328.678089][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1328.678892][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1328.679286][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.679385][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1328.679431][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.679530][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.679582][ T32] r4:84fab300 [ 1328.679634][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.679732][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1328.679820][ T32] r4:00000001 [ 1328.679891][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.680013][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1328.680081][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.680148][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.680229][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.695370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.695557][ T32] r4:84faa100 [ 1328.695627][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.695752][ T32] INFO: task kworker/0:310:4007 blocked for more than 455 seconds. [ 1328.695830][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.695894][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.695947][ T32] task:kworker/0:310 state:D stack:0 pid:4007 tgid:4007 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.696097][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.696229][ T32] Call trace: [ 1328.696308][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1328.696447][ T32] r10:82918930 r9:e48f5d84 r8:00000002 r7:60000113 r6:e48f5d8c r5:847ce000 [ 1328.696518][ T32] r4:847ce000 [ 1328.696566][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1328.696690][ T32] r5:847ce000 r4:8291892c [ 1328.696750][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.696849][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.696953][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48f5e08 [ 1328.697008][ T32] r4:00000000 [ 1328.697055][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1328.697141][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1328.697234][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.697332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ab480 [ 1328.697385][ T32] r4:00000000 [ 1328.697434][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1328.697542][ T32] r9:83018005 r8:847ce000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d1000 [ 1328.697610][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.697717][ T32] r5:00001000 r4:e890b000 [ 1328.697807][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.697913][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.698044][ T32] r5:8504ab8c r4:8504a800 [ 1328.698099][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.698207][ T32] r7:dddced80 r6:83018000 r5:8504ab8c r4:850a8280 [ 1328.698261][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.698382][ T32] r10:61c88647 r9:847ce000 r8:850a82ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.698456][ T32] r4:850a8280 [ 1328.698524][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.698640][ T32] r10:00000000 r9:850a8280 r8:8027f5e8 r7:e48c1e60 r6:850a8300 r5:847ce000 [ 1328.698720][ T32] r4:00000001 [ 1328.698774][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1328.698998][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.721364][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1328.721430][ T32] r4:00000000 [ 1328.721479][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.721591][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1328.721681][ T32] 9d20: 9e828000 eca73000 00000001 80239b98 7f185000 00000001 [ 1328.721798][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1328.721869][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.721961][ T32] r5:80070013 r4:80239bb0 [ 1328.722038][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.722140][ T32] r4:82ac11e4 [ 1328.722188][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.722277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1328.722349][ T32] r4:e04e9dc0 [ 1328.722402][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.722495][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1328.722547][ T32] r4:00000000 [ 1328.722593][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1328.722708][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1328.722760][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.722856][ T32] r5:00001000 r4:dfe9b000 [ 1328.722912][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.723018][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.723117][ T32] r5:84ea6b8c r4:84ea6800 [ 1328.723166][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.723268][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1328.723321][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.723434][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.723488][ T32] r4:84fab300 [ 1328.723535][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.723695][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 5 printk messages dropped ** [ 1328.724075][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1328.724630][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1328.725316][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8909e08 ** 9 printk messages dropped ** [ 1328.726128][ T32] r5:00001000 r4:e8911000 [ 1328.726197][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.726292][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.726386][ T32] r5:8504af8c r4:8504ac00 [ 1328.726434][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.726534][ T32] r7:dddced80 r6:83018000 r5:8504af8c r4:850a8380 [ 1328.726640][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.726753][ T32] r10:61c88647 r9:847cec00 r8:850a83ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.726807][ T32] r4:850a8380 [ 1328.726855][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.726957][ T32] r10:00000000 r9:850a8380 r8:8027f5e8 r7:e48f5e60 r6:850a8400 r5:847cec00 [ 1328.727011][ T32] r4:00000001 [ 1328.727081][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.727166][ T32] Exception stack(0xe8909fb0 to 0xe8909ff8) [ 1328.727230][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.727295][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.727356][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.727457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.727522][ T32] r4:850abfc0 [ 1328.728288][ T32] INFO: task kworker/0:311:4009 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1328.728371][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.728505][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.728609][ T32] Call trace: [ 1328.728695][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1328.728808][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1328.728866][ T32] r4:00000000 [ 1328.728940][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.729036][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1328.729115][ T32] 9d20: 9e828000 eca73000 00000001 80239b98 7f185000 00000001 [ 1328.729192][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1328.729272][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.729341][ T32] r5:80070013 r4:80239bb0 [ 1328.729391][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.729495][ T32] r4:82ac11e4 [ 1328.729561][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.729665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1328.729715][ T32] r4:e04e9dc0 [ 1328.729789][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.729904][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1328.729962][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.752465][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1328.753467][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1328.754229][ T32] INFO: task kworker/0:312:4011 blocked for more than 455 seconds. ** 10 printk messages dropped ** [ 1328.755147][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1328.756165][ T32] r5:00001000 r4:e8925000 [ 1328.756211][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1328.756458][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 14 printk messages dropped ** [ 1328.758568][ T32] INFO: task kworker/0:312:4011 is blocked on a mutex likely owned by task kworker/0:187:3720. ** 13 printk messages dropped ** [ 1328.759851][ T32] r4:82ac11e4 ** 8 printk messages dropped ** [ 1328.786173][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1328.787472][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1328.788458][ T32] r10:82918930 r9:e891dd84 r8:00000002 r7:60000113 r6:e891dd8c r5:85128c00 ** 15 printk messages dropped ** [ 1328.789799][ T32] r5:00001000 r4:e891f000 ** 2 printk messages dropped ** [ 1328.790094][ T32] r5:8504b38c r4:8504b000 ** 4 printk messages dropped ** [ 1328.811370][ T32] r4:850a8580 ** 7 printk messages dropped ** [ 1328.812024][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1328.813705][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 2 printk messages dropped ** [ 1328.813941][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.813996][ T32] r5:80070013 r4:80239bb0 [ 1328.814054][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.814150][ T32] r4:82ac11e4 [ 1328.814240][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.814338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1328.814394][ T32] r4:e04e9dc0 [ 1328.814441][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.814533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1328.814597][ T32] r4:00000000 [ 1328.814680][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1328.814797][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1328.814863][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.814958][ T32] r5:00001000 r4:dfe9b000 [ 1328.815029][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.815137][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.815235][ T32] r5:84ea6b8c r4:84ea6800 [ 1328.815312][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.815438][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1328.815501][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.815598][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1328.815861][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1328.816698][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1328.817538][ T32] r5:85129800 r4:8291892c ** 5 printk messages dropped ** [ 1328.818123][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1328.818758][ T32] r5:00001000 r4:df9a5000 [ 1328.818829][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.818924][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.819019][ T32] r5:8504bb8c r4:8504b800 [ 1328.819095][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.819207][ T32] r7:dddced80 r6:83018000 r5:8504bb8c r4:850a8680 [ 1328.819300][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.819419][ T32] r10:61c88647 r9:85129800 r8:850a86ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.819474][ T32] r4:850a8680 [ 1328.819520][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.819641][ T32] r10:00000000 r9:850a8680 r8:8027f5e8 r7:e8915e60 r6:850a8700 r5:85129800 [ 1328.819706][ T32] r4:00000001 [ 1328.819769][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.819894][ T32] Exception stack(0xe8929fb0 to 0xe8929ff8) [ 1328.819972][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.820035][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.820097][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.820161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.820216][ T32] r4:850b4300 [ 1328.852005][ T32] INFO: task kworker/0:314:4015 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1328.852126][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.852281][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.852428][ T32] Call trace: [ 1328.852517][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1328.853539][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff ** 12 printk messages dropped ** [ 1328.854706][ T32] r5:00001000 r4:dfe9b000 ** 6 printk messages dropped ** [ 1328.855319][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1328.856073][ T32] r4:84faa100 ** 5 printk messages dropped ** [ 1328.856587][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1328.857885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b4640 ** 4 printk messages dropped ** [ 1328.858353][ T32] r5:00001000 r4:df9f1000 ** 6 printk messages dropped ** [ 1328.858925][ T32] r10:61c88647 r9:8512a400 r8:850a87ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1328.874218][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1328.874577][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1328.874643][ T32] r4:00000000 [ 1328.874703][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.874826][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1328.874981][ T32] 9d20: 9f150000 eca73000 00000001 80239b98 7f185000 00000001 [ 1328.875060][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1328.875124][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.875183][ T32] r5:80070013 r4:80239bb0 [ 1328.875232][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.875328][ T32] r4:82ac11e4 [ 1328.875374][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.875470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1328.875518][ T32] r4:e04e9dc0 [ 1328.875566][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.875669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1328.875745][ T32] r4:00000000 [ 1328.875802][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1328.875915][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1328.876002][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.876101][ T32] r5:00001000 r4:dfe9b000 [ 1328.876154][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.876237][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.876345][ T32] r5:84ea6b8c r4:84ea6800 [ 1328.876401][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.876517][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1328.876571][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.876684][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.876741][ T32] r4:84fab300 [ 1328.876789][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.876891][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1328.876949][ T32] r4:00000001 [ 1328.877022][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.877143][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1328.877224][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.877308][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1328.877447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1328.878339][ T32] r4:8512b000 ** 4 printk messages dropped ** [ 1328.878832][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07dde08 ** 9 printk messages dropped ** [ 1328.879851][ T32] r5:00001000 r4:dfa5d000 [ 1328.879913][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1328.880111][ T32] r5:8514438c r4:85144000 ** 4 printk messages dropped ** [ 1328.899394][ T32] r4:850a8880 ** 6 printk messages dropped ** [ 1328.899962][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.915709][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 8 printk messages dropped ** [ 1328.916435][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1328.917045][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 ** 10 printk messages dropped ** [ 1328.917960][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1328.918676][ T32] r4:84faa100 ** 4 printk messages dropped ** [ 1328.919076][ T32] task:kworker/0:317 state:D stack:0 pid:4022 tgid:4022 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1328.920146][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1328.942002][ T32] r5:00001000 r4:dfaf9000 ** 2 printk messages dropped ** [ 1328.942369][ T32] r5:8514478c r4:85144400 [ 1328.942473][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.942663][ T32] r7:dddced80 r6:83018000 r5:8514478c r4:850a8980 [ 1328.942924][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.943043][ T32] r10:61c88647 r9:8512bc00 r8:850a89ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.943148][ T32] r4:850a8980 [ 1328.943472][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.943663][ T32] r10:00000000 r9:850a8980 r8:8027f5e8 r7:e07dde60 r6:850a8a00 r5:8512bc00 [ 1328.943759][ T32] r4:00000001 [ 1328.943892][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.944039][ T32] Exception stack(0xe8935fb0 to 0xe8935ff8) [ 1328.944299][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.944475][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.944643][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.944726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.944777][ T32] r4:850b4740 [ 1328.945562][ T32] INFO: task kworker/0:317:4022 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1328.945649][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.945974][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.946098][ T32] Call trace: [ 1328.946346][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1328.946478][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1328.946533][ T32] r4:00000000 [ 1328.946582][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.946677][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1328.946746][ T32] 9d20: 9f6a5000 eca73000 00000001 80239b98 7f185000 00000001 [ 1328.946854][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1328.946968][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.947069][ T32] r5:80070013 r4:80239bb0 [ 1328.947161][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.947266][ T32] r4:82ac11e4 [ 1328.947319][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.947412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1328.947464][ T32] r4:e04e9dc0 [ 1328.947512][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.947664][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1328.947780][ T32] r4:00000000 [ 1328.947854][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1328.948013][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1328.948069][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.948161][ T32] r5:00001000 r4:dfe9b000 [ 1328.948208][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.948295][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.948391][ T32] r5:84ea6b8c r4:84ea6800 [ 1328.948437][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.948573][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 1 printk messages dropped ** [ 1328.948816][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1328.949545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1328.985427][ T32] r4:8512c800 ** 4 printk messages dropped ** [ 1328.985980][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e893de08 ** 8 printk messages dropped ** [ 1328.986917][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.987026][ T32] r5:00001000 r4:dfdbf000 [ 1328.987073][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1328.987637][ T32] r4:850a8a80 ** 4 printk messages dropped ** [ 1328.988066][ T32] Exception stack(0xe893dfb0 to 0xe893dff8) ** 7 printk messages dropped ** [ 1328.989643][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.004677][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 ** 11 printk messages dropped ** [ 1329.005884][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 ** 10 printk messages dropped ** [ 1329.006972][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1329.008074][ T32] INFO: task kworker/0:319:4024 blocked for more than 455 seconds. ** 7 printk messages dropped ** [ 1329.008924][ T32] r4:8512d400 ** 7 printk messages dropped ** [ 1329.009613][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1329.022722][ T32] r5:00001000 r4:dfd6b000 [ 1329.022748][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1329.022940][ T32] r7:dddced80 r6:83018000 r5:85144b8c r4:850a8b80 ** 5 printk messages dropped ** [ 1329.023177][ T32] r4:00000001 [ 1329.023200][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.023237][ T32] Exception stack(0xe48fdfb0 to 0xe48fdff8) [ 1329.023276][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.023310][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.023338][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.023383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.023434][ T32] r4:850b4840 [ 1329.023893][ T32] INFO: task kworker/0:319:4024 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1329.023961][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.024061][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.024144][ T32] Call trace: [ 1329.024237][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1329.024322][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1329.024377][ T32] r4:00000000 [ 1329.024399][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.024439][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1329.024467][ T32] 9d20: 9fe0e000 eca73000 00000001 80239b98 7f185000 00000001 [ 1329.024499][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1329.024524][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1329.024552][ T32] r5:80070013 r4:80239bb0 [ 1329.024603][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.024648][ T32] r4:82ac11e4 [ 1329.024672][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.024713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1329.024766][ T32] r4:e04e9dc0 [ 1329.024788][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.024833][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1329.024855][ T32] r4:00000000 [ 1329.024880][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1329.024926][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1329.024947][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.024989][ T32] r5:00001000 r4:dfe9b000 [ 1329.025065][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.025107][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.025153][ T32] r5:84ea6b8c r4:84ea6800 [ 1329.025225][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.025275][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1329.025321][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.025370][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.025393][ T32] r4:84fab300 [ 1329.025411][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.025455][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1329.025476][ T32] r4:00000001 [ 1329.025516][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.025575][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1329.025606][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.025656][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.025685][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.025727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.025751][ T32] r4:84faa100 [ 1329.025795][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.025858][ T32] INFO: task kworker/0:320:4027 blocked for more than 455 seconds. [ 1329.025921][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.025951][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.025972][ T32] task:kworker/0:320 state:D stack:0 pid:4027 tgid:4027 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.026018][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.026079][ T32] Call trace: [ 1329.026175][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1329.026225][ T32] r10:82918930 r9:e8941d84 r8:00000002 r7:60000013 r6:e8941d8c r5:8512e000 [ 1329.026247][ T32] r4:8512e000 [ 1329.026267][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1329.026326][ T32] r5:8512e000 r4:8291892c [ 1329.026348][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.026410][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.026458][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8941e08 [ 1329.026480][ T32] r4:00000000 [ 1329.026498][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1329.026534][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1329.026568][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.026608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b4d40 [ 1329.026638][ T32] r4:00000000 [ 1329.026659][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1329.026733][ T32] r9:83018005 r8:8512e000 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1329.026765][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.026833][ T32] r5:00001000 r4:dfe5b000 [ 1329.026855][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1329.026948][ T32] r5:8514538c r4:85145000 ** 4 printk messages dropped ** [ 1329.027149][ T32] r4:850a8c80 ** 4 printk messages dropped ** [ 1329.027286][ T32] Exception stack(0xe8941fb0 to 0xe8941ff8) ** 5 printk messages dropped ** [ 1329.027686][ T32] INFO: task kworker/0:320:4027 is blocked on a mutex likely owned by task kworker/0:187:3720. ** 10 printk messages dropped ** [ 1329.028197][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1329.028224][ T32] r5:80070013 r4:80239bb0 [ 1329.028243][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.028283][ T32] r4:82ac11e4 [ 1329.028311][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.028376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1329.028401][ T32] r4:e04e9dc0 [ 1329.028430][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.028489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1329.028513][ T32] r4:00000000 [ 1329.028532][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1329.028576][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1329.028596][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.028636][ T32] r5:00001000 r4:dfe9b000 [ 1329.028675][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1329.028843][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1329.029249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1329.029667][ T32] r10:82918930 r9:e8949d84 r8:00000002 r7:60000113 r6:e8949d8c r5:84728000 ** 8 printk messages dropped ** [ 1329.030041][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1329.051233][ T32] r5:00001000 r4:e00ad000 [ 1329.051285][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1329.051408][ T32] r5:8514578c r4:85145400 ** 3 printk messages dropped ** [ 1329.051609][ T32] r10:61c88647 r9:84728000 r8:850a8dac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1329.052359][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1329.053918][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.054139][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 1329.056033][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1329.056564][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1329.057299][ T32] INFO: task kworker/0:322:4031 blocked for more than 455 seconds. ** 7 printk messages dropped ** [ 1329.057942][ T32] r4:84728c00 ** 5 printk messages dropped ** [ 1329.058426][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.058628][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1329.058955][ T32] r5:00001000 r4:e047b000 [ 1329.059500][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1329.059649][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1329.059994][ T32] Exception stack(0xe894dfb0 to 0xe894dff8) ** 5 printk messages dropped ** [ 1329.094266][ T32] INFO: task kworker/0:322:4031 is blocked on a mutex likely owned by task kworker/0:187:3720. ** 9 printk messages dropped ** [ 1329.097035][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 ** 2 printk messages dropped ** [ 1329.097473][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.097521][ T32] r4:82ac11e4 [ 1329.097817][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.097880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1329.097905][ T32] r4:e04e9dc0 [ 1329.097924][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.097969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1329.098175][ T32] r4:00000000 [ 1329.098228][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1329.098279][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1329.098302][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.098345][ T32] r5:00001000 r4:dfe9b000 [ 1329.098370][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.098410][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.098453][ T32] r5:84ea6b8c r4:84ea6800 [ 1329.098473][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.098605][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1329.098642][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.098690][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.098712][ T32] r4:84fab300 [ 1329.098750][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.099134][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1329.099487][ T32] r4:00000001 [ 1329.099901][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.099942][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1329.099972][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.100000][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.100330][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.116220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.116271][ T32] r4:84faa100 [ 1329.116298][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.116365][ T32] INFO: task kworker/1:135:4033 blocked for more than 455 seconds. [ 1329.116650][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.116771][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.116797][ T32] task:kworker/1:135 state:D stack:0 pid:4033 tgid:4033 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.116858][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.117800][ T32] Call trace: [ 1329.117836][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1329.117889][ T32] r10:82918930 r9:e8951d84 r8:00000002 r7:60000113 r6:e8951d8c r5:84729800 [ 1329.117912][ T32] r4:84729800 [ 1329.117932][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1329.118376][ T32] r5:84729800 r4:8291892c [ 1329.118404][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.118447][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.118596][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8951e08 [ 1329.118626][ T32] r4:00000000 [ 1329.118704][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1329.118746][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1329.118787][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.118830][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85183540 [ 1329.118852][ T32] r4:00000000 [ 1329.118871][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1329.118937][ T32] r9:83018205 r8:84729800 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1329.118996][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.119306][ T32] r5:00001000 r4:e04c7000 [ 1329.119361][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.119405][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.119448][ T32] r5:84d44b8c r4:84d44800 [ 1329.119468][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.119529][ T32] r7:ddde2d80 r6:83018200 r5:84d44b8c r4:850b2500 [ 1329.119557][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.119604][ T32] r10:61c88647 r9:84729800 r8:850b252c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.119631][ T32] r4:850b2500 [ 1329.119672][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.119987][ T32] r10:00000000 r9:850b2500 r8:8027f5e8 r7:e0875e60 r6:850a8f80 r5:84729800 [ 1329.120014][ T32] r4:00000001 [ 1329.120033][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.120076][ T32] Exception stack(0xe8951fb0 to 0xe8951ff8) [ 1329.120142][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.120323][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1329.141851][ T32] INFO: task kworker/1:135:4033 is blocked on a mutex likely owned by task kworker/0:187:3720. ** 7 printk messages dropped ** [ 1329.142519][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 2 printk messages dropped ** [ 1329.142688][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1329.142739][ T32] r5:80070013 r4:80239bb0 [ 1329.142763][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.142810][ T32] r4:82ac11e4 [ 1329.142831][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.142955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1329.143006][ T32] r4:e04e9dc0 [ 1329.143028][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.143072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1329.143094][ T32] r4:00000000 [ 1329.143113][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1329.143161][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1329.143182][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.143225][ T32] r5:00001000 r4:dfe9b000 [ 1329.143247][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.143364][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.143411][ T32] r5:84ea6b8c r4:84ea6800 [ 1329.143577][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.143693][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1329.143839][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.143903][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.143929][ T32] r4:84fab300 [ 1329.143949][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.144025][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1329.144050][ T32] r4:00000001 [ 1329.144070][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.144131][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1329.144192][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.144224][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.144254][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.144307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.144332][ T32] r4:84faa100 [ 1329.144428][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.144501][ T32] INFO: task kworker/0:323:4037 blocked for more than 455 seconds. [ 1329.144537][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.144631][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.145126][ T32] task:kworker/0:323 state:D stack:0 pid:4037 tgid:4037 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.145178][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1329.146346][ T32] r4:8472a400 ** 3 printk messages dropped ** [ 1329.146993][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1329.147871][ T32] r5:00001000 r4:e04dd000 [ 1329.147891][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.148008][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1329.148660][ T32] r4:85181000 ** 6 printk messages dropped ** [ 1329.148890][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1329.149737][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.171184][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 ** 9 printk messages dropped ** [ 1329.171485][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.171657][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1329.172022][ T32] r4:84fab300 ** 2 printk messages dropped ** [ 1329.172206][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1329.172844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1329.175603][ T32] r4:8472b000 ** 4 printk messages dropped ** [ 1329.176770][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8959e08 ** 8 printk messages dropped ** [ 1329.177291][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1329.177415][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1329.178486][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.178637][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.180359][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 10 printk messages dropped ** [ 1329.210945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 11 printk messages dropped ** [ 1329.211677][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1329.212144][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 4 printk messages dropped ** [ 1329.212292][ T32] r4:84faa100 ** 5 printk messages dropped ** [ 1329.212531][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.212929][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.212979][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8955e08 [ 1329.213028][ T32] r4:00000000 [ 1329.213103][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1329.213169][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1329.213215][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.213281][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8517e640 [ 1329.213428][ T32] r4:00000000 [ 1329.213507][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1329.213560][ T32] r9:83018005 r8:8472c800 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1329.213583][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.213633][ T32] r5:00001000 r4:e051b000 [ 1329.213680][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.213729][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.213911][ T32] r5:8514678c r4:85146400 [ 1329.213934][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.213980][ T32] r7:dddced80 r6:83018000 r5:8514678c r4:85181200 [ 1329.214000][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.214045][ T32] r10:61c88647 r9:8472c800 r8:8518122c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.214095][ T32] r4:85181200 [ 1329.214155][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.214233][ T32] r10:00000000 r9:85181200 r8:8027f5e8 r7:e8945e60 r6:85181280 r5:8472c800 [ 1329.214260][ T32] r4:00000001 [ 1329.214330][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.214400][ T32] Exception stack(0xe8955fb0 to 0xe8955ff8) [ 1329.214454][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.214492][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.214568][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.214632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.214668][ T32] r4:8517e400 [ 1329.215096][ T32] INFO: task kworker/0:325:4041 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1329.215181][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.215304][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.215474][ T32] Call trace: [ 1329.215533][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1329.215621][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1329.215688][ T32] r4:00000000 [ 1329.215717][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.215757][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1329.215810][ T32] 9d20: a19d7000 eca73000 00000001 80239b98 7f185000 00000001 [ 1329.215868][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1329.215928][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1329.215956][ T32] r5:80070013 r4:80239bb0 [ 1329.216021][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.216065][ T32] r4:82ac11e4 [ 1329.216085][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.216170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1329.216219][ T32] r4:e04e9dc0 [ 1329.216390][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.216435][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1329.216457][ T32] r4:00000000 [ 1329.216476][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1329.216520][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1329.216542][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.216584][ T32] r5:00001000 r4:dfe9b000 [ 1329.216780][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.216983][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.217030][ T32] r5:84ea6b8c r4:84ea6800 [ 1329.217051][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.217097][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1329.217201][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.217251][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.217275][ T32] r4:84fab300 [ 1329.217529][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.217577][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1329.217647][ T32] r4:00000001 [ 1329.217673][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.217792][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1329.217895][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.217926][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.217952][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.217982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.218005][ T32] r4:84faa100 [ 1329.218037][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.218313][ T32] INFO: task kworker/0:326:4042 blocked for more than 455 seconds. [ 1329.218343][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.218426][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.219034][ T32] task:kworker/0:326 state:D stack:0 pid:4042 tgid:4042 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.219661][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.219707][ T32] Call trace: [ 1329.219739][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1329.219785][ T32] r10:82918930 r9:e8961d84 r8:00000002 r7:60000113 r6:e8961d8c r5:8472d400 [ 1329.219840][ T32] r4:8472d400 [ 1329.219923][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1329.263124][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1329.264051][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1329.264362][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1329.265303][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.265905][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.267082][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 7 printk messages dropped ** [ 1329.268894][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1329.270193][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1329.288238][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.288448][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1329.288520][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.288660][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.288782][ T32] r4:84fab300 [ 1329.288836][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.289229][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1329.289331][ T32] r4:00000001 [ 1329.289389][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.289485][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1329.289647][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.290065][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.290361][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.301992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.302088][ T32] r4:84faa100 [ 1329.302163][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.302254][ T32] INFO: task kworker/1:136:4043 blocked for more than 455 seconds. [ 1329.302330][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.302414][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.302479][ T32] task:kworker/1:136 state:D stack:0 pid:4043 tgid:4043 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.302604][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.302731][ T32] Call trace: [ 1329.302821][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1329.302948][ T32] r10:82918930 r9:e8969d84 r8:00000002 r7:60000113 r6:e8969d8c r5:8472ec00 [ 1329.303020][ T32] r4:8472ec00 [ 1329.303073][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1329.303180][ T32] r5:8472ec00 r4:8291892c [ 1329.303243][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.303352][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.303459][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8969e08 [ 1329.303511][ T32] r4:00000000 [ 1329.303580][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1329.303664][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1329.303754][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.303878][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851836c0 [ 1329.303942][ T32] r4:00000000 [ 1329.304005][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1329.304111][ T32] r9:83018205 r8:8472ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1329.304165][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.304279][ T32] r5:00001000 r4:e054b000 [ 1329.304335][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.304460][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.304561][ T32] r5:850ec38c r4:850ec000 [ 1329.304629][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.304748][ T32] r7:ddde2d80 r6:83018200 r5:850ec38c r4:850b2580 [ 1329.304812][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.304926][ T32] r10:61c88647 r9:8472ec00 r8:850b25ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.304984][ T32] r4:850b2580 [ 1329.305034][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.305139][ T32] r10:00000000 r9:850b2580 r8:8027f5e8 r7:e0875e60 r6:85181400 r5:8472ec00 ** 4 printk messages dropped ** [ 1329.305524][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.307115][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 8 printk messages dropped ** [ 1329.307768][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1329.308283][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1329.309121][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1329.309648][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 7 printk messages dropped ** [ 1329.341239][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1329.341714][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.341891][ T32] Call trace: [ 1329.341969][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1329.342137][ T32] r10:82918930 r9:e8975d84 r8:00000002 r7:60000113 r6:e8975d8c r5:84ca0000 [ 1329.342223][ T32] r4:84ca0000 [ 1329.342305][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1329.342421][ T32] r5:84ca0000 r4:8291892c [ 1329.342549][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.342642][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.342737][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8975e08 [ 1329.342833][ T32] r4:00000000 [ 1329.342925][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1329.343014][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1329.343103][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.343195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85183b40 [ 1329.343248][ T32] r4:00000000 [ 1329.343297][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1329.343415][ T32] r9:83018205 r8:84ca0000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1329.343472][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.343607][ T32] r5:00001000 r4:e07c3000 [ 1329.343673][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.343785][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.343894][ T32] r5:850ecf8c r4:850ecc00 [ 1329.343967][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.344079][ T32] r7:ddde2d80 r6:83018200 r5:850ecf8c r4:850b2600 [ 1329.344179][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.344290][ T32] r10:61c88647 r9:84ca0000 r8:850b262c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.344359][ T32] r4:850b2600 [ 1329.344413][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1329.344740][ T32] Exception stack(0xe8975fb0 to 0xe8975ff8) ** 5 printk messages dropped ** [ 1329.345899][ T32] INFO: task kworker/1:137:4047 is blocked on a mutex likely owned by task kworker/0:187:3720. ** 9 printk messages dropped ** [ 1329.346819][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 ** 8 printk messages dropped ** [ 1329.347481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 11 printk messages dropped ** [ 1329.348497][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1329.349313][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.349931][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1329.371500][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1329.372401][ T32] r9:83018005 r8:84ca0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 ** 3 printk messages dropped ** [ 1329.372841][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1329.373370][ T32] r4:85181500 ** 4 printk messages dropped ** [ 1329.373819][ T32] Exception stack(0xea985fb0 to 0xea985ff8) ** 5 printk messages dropped ** [ 1329.374968][ T32] INFO: task kworker/0:327:4048 is blocked on a mutex likely owned by task kworker/0:187:3720. ** 9 printk messages dropped ** [ 1329.376070][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 ** 3 printk messages dropped ** [ 1329.376351][ T32] r4:82ac11e4 [ 1329.376413][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.376529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1329.376645][ T32] r4:e04e9dc0 [ 1329.376700][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.376792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1329.376878][ T32] r4:00000000 [ 1329.377006][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1329.377124][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1329.377198][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.377293][ T32] r5:00001000 r4:dfe9b000 [ 1329.377339][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.377426][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.377520][ T32] r5:84ea6b8c r4:84ea6800 [ 1329.377567][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.377675][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1329.377743][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.377891][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.377949][ T32] r4:84fab300 [ 1329.378022][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.378183][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1329.378326][ T32] r4:00000001 [ 1329.378384][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.378482][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1329.378558][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.378638][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.378720][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.378791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.378845][ T32] r4:84faa100 [ 1329.378905][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.378971][ T32] INFO: task kworker/1:138:4049 blocked for more than 455 seconds. [ 1329.379062][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.379133][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.379188][ T32] task:kworker/1:138 state:D stack:0 pid:4049 tgid:4049 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.379342][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.379430][ T32] Call trace: [ 1329.379512][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1329.379619][ T32] r10:82918930 r9:ea989d84 r8:00000002 r7:60000113 r6:ea989d8c r5:84ca1800 [ 1329.379687][ T32] r4:84ca1800 [ 1329.379787][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1329.379898][ T32] r5:84ca1800 r4:8291892c [ 1329.379977][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.380072][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.380168][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea989e08 [ 1329.380215][ T32] r4:00000000 [ 1329.380258][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1329.403031][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1329.403201][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.403304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85183d40 [ 1329.403363][ T32] r4:00000000 [ 1329.403431][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1329.403537][ T32] r9:83018205 r8:84ca1800 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1329.403646][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.403760][ T32] r5:00001000 r4:e07af000 [ 1329.403832][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.403968][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.404117][ T32] r5:850ecb8c r4:850ec800 [ 1329.404200][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.404327][ T32] r7:ddde2d80 r6:83018200 r5:850ecb8c r4:850b2680 [ 1329.404383][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.404494][ T32] r10:61c88647 r9:84ca1800 r8:850b26ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.404558][ T32] r4:850b2680 [ 1329.404612][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.404727][ T32] r10:00000000 r9:850b2680 r8:8027f5e8 r7:e8975e60 r6:85181600 r5:84ca1800 [ 1329.404789][ T32] r4:00000001 [ 1329.404839][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.404991][ T32] Exception stack(0xea989fb0 to 0xea989ff8) [ 1329.405070][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.405135][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.405192][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.405269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.405401][ T32] r4:85183740 [ 1329.406217][ T32] INFO: task kworker/1:138:4049 is blocked on a mutex likely owned by task kworker/0:187:3720. ** 4 printk messages dropped ** [ 1329.406831][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 8 printk messages dropped ** [ 1329.407580][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1329.408116][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 11 printk messages dropped ** [ 1329.409178][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1329.409721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1329.438366][ T32] r10:82918930 r9:e8971d84 r8:00000002 r7:60000013 r6:e8971d8c r5:84ca2400 ** 6 printk messages dropped ** [ 1329.439046][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.439643][ T32] r9:83018005 r8:84ca2400 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 ** 1 printk messages dropped ** [ 1329.439779][ T32] r5:00001000 r4:e05a9000 ** 4 printk messages dropped ** [ 1329.440184][ T32] r7:dddced80 r6:83018000 r5:85146f8c r4:85181680 ** 2 printk messages dropped ** [ 1329.451436][ T32] r4:85181680 [ 1329.451509][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.451657][ T32] r10:00000000 r9:85181680 r8:8027f5e8 r7:ea985e60 r6:85181700 r5:84ca2400 [ 1329.451710][ T32] r4:00000001 [ 1329.451757][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.451842][ T32] Exception stack(0xe8971fb0 to 0xe8971ff8) [ 1329.451945][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.452012][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.452077][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.452156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.452209][ T32] r4:8517ecc0 [ 1329.452982][ T32] INFO: task kworker/0:328:4051 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1329.453080][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.453233][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.453348][ T32] Call trace: [ 1329.453421][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1329.453536][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1329.453593][ T32] r4:00000000 [ 1329.453661][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.453791][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1329.453933][ T32] 9d20: a30fd000 eca73000 00000001 80239b98 7f185000 00000001 [ 1329.454014][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1329.454077][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1329.454153][ T32] r5:80070013 r4:80239bb0 [ 1329.454230][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.454351][ T32] r4:82ac11e4 [ 1329.454403][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.454500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1329.454555][ T32] r4:e04e9dc0 [ 1329.454603][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.454705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1329.454763][ T32] r4:00000000 [ 1329.454814][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1329.454962][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1329.455021][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.455122][ T32] r5:00001000 r4:dfe9b000 [ 1329.455201][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.455301][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.455396][ T32] r5:84ea6b8c r4:84ea6800 [ 1329.455450][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.455557][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1329.455632][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.455744][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.455819][ T32] r4:84fab300 [ 1329.455910][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.456017][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1329.456087][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1329.456384][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1329.457053][ T32] task:kworker/0:329 state:D stack:0 pid:4054 tgid:4054 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1329.458199][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1329.458370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85189040 [ 1329.458437][ T32] r4:00000000 [ 1329.458484][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1329.458580][ T32] r9:83018005 r8:84ca3000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1329.458630][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.458723][ T32] r5:00001000 r4:e05d9000 [ 1329.458769][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.458854][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.458955][ T32] r5:8514778c r4:85147400 [ 1329.459002][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.459099][ T32] r7:dddced80 r6:83018000 r5:8514778c r4:85181780 [ 1329.459162][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.459272][ T32] r10:61c88647 r9:84ca3000 r8:851817ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.459343][ T32] r4:85181780 [ 1329.459389][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.459479][ T32] r10:00000000 r9:85181780 r8:8027f5e8 r7:ea985e60 r6:85181800 r5:84ca3000 [ 1329.459538][ T32] r4:00000001 [ 1329.459600][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.459686][ T32] Exception stack(0xe8965fb0 to 0xe8965ff8) [ 1329.459747][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.459811][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.459908][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.459978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.460038][ T32] r4:850ad0c0 [ 1329.484785][ T32] INFO: task kworker/0:329:4054 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1329.485025][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.485218][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.485376][ T32] Call trace: ** 1 printk messages dropped ** [ 1329.485614][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 8 printk messages dropped ** [ 1329.486301][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1329.486832][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 ** 8 printk messages dropped ** [ 1329.487699][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1329.488424][ T32] r4:84faa100 ** 4 printk messages dropped ** [ 1329.488730][ T32] task:kworker/0:330 state:D stack:0 pid:4057 tgid:4057 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1329.489880][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1329.490024][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1329.490103][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.490227][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85189140 [ 1329.511171][ T32] r4:00000000 [ 1329.511365][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1329.511535][ T32] r9:83018005 r8:85123000 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1329.511594][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.511720][ T32] r5:00001000 r4:e05ff000 [ 1329.511777][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.511902][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.512018][ T32] r5:85147b8c r4:85147800 [ 1329.512085][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.512165][ T32] r7:dddced80 r6:83018000 r5:85147b8c r4:85181880 [ 1329.512191][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.512240][ T32] r10:61c88647 r9:85123000 r8:851818ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.512303][ T32] r4:85181880 [ 1329.512375][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.512459][ T32] r10:00000000 r9:85181880 r8:8027f5e8 r7:e8965e60 r6:850b2700 r5:85123000 ** 4 printk messages dropped ** [ 1329.512692][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.513590][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 10 printk messages dropped ** [ 1329.514506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 14 printk messages dropped ** [ 1329.515339][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1329.516008][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.516600][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1329.517350][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9ade08 ** 7 printk messages dropped ** [ 1329.517945][ T32] r9:83018005 r8:85124800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 ** 1 printk messages dropped ** [ 1329.518090][ T32] r5:00001000 r4:e062b000 ** 4 printk messages dropped ** [ 1329.518459][ T32] r7:dddced80 r6:83018000 r5:85147f8c r4:85181900 ** 4 printk messages dropped ** [ 1329.518839][ T32] r10:00000000 r9:85181900 r8:8027f5e8 r7:ea999e60 r6:850b2780 r5:85124800 ** 8 printk messages dropped ** [ 1329.520017][ T32] INFO: task kworker/0:331:4059 is blocked on a mutex likely owned by task kworker/0:187:3720. ** 9 printk messages dropped ** [ 1329.546651][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1329.546715][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1329.547131][ T32] r5:80070013 r4:80239bb0 [ 1329.547201][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.547258][ T32] r4:82ac11e4 [ 1329.547280][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.547334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1329.547357][ T32] r4:e04e9dc0 [ 1329.547398][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.547445][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1329.547467][ T32] r4:00000000 [ 1329.547487][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1329.547533][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1329.547554][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.547699][ T32] r5:00001000 r4:dfe9b000 [ 1329.547723][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.547787][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.547840][ T32] r5:84ea6b8c r4:84ea6800 [ 1329.547877][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.547930][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1329.547951][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.547997][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.548041][ T32] r4:84fab300 [ 1329.548064][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.548127][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1329.548154][ T32] r4:00000001 [ 1329.548174][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.548223][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1329.548327][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.548406][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.548442][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.548547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.548573][ T32] r4:84faa100 [ 1329.548601][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.548633][ T32] INFO: task kworker/0:332:4060 blocked for more than 456 seconds. [ 1329.548730][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.548806][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.548830][ T32] task:kworker/0:332 state:D stack:0 pid:4060 tgid:4060 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.548917][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.549068][ T32] Call trace: [ 1329.549179][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1329.549273][ T32] r10:82918930 r9:ea98dd84 r8:00000002 r7:60000113 r6:ea98dd8c r5:84ca3c00 [ 1329.549342][ T32] r4:84ca3c00 [ 1329.549412][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1329.549511][ T32] r5:84ca3c00 r4:8291892c [ 1329.549570][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.549676][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.549877][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea98de08 [ 1329.549935][ T32] r4:00000000 [ 1329.550001][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1329.550088][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1329.550168][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.550254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851893c0 [ 1329.550367][ T32] r4:00000000 [ 1329.567899][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1329.568004][ T32] r9:83018005 r8:84ca3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1329.568050][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.568103][ T32] r5:00001000 r4:e0719000 [ 1329.568131][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.568202][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.568250][ T32] r5:8515038c r4:85150000 [ 1329.568270][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.568438][ T32] r7:dddced80 r6:83018000 r5:8515038c r4:85181980 [ 1329.568486][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.568568][ T32] r10:61c88647 r9:84ca3c00 r8:851819ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.568594][ T32] r4:85181980 [ 1329.568641][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.568715][ T32] r10:00000000 r9:85181980 r8:8027f5e8 r7:ea9ade60 r6:85181a00 r5:84ca3c00 [ 1329.568764][ T32] r4:00000001 [ 1329.568786][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.568825][ T32] Exception stack(0xea98dfb0 to 0xea98dff8) [ 1329.568873][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.568906][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1329.568960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1329.586242][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 5 printk messages dropped ** [ 1329.586697][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1329.587218][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.587807][ T32] r5:84ea6b8c r4:84ea6800 ** 4 printk messages dropped ** [ 1329.588199][ T32] r4:84fab300 ** 6 printk messages dropped ** [ 1329.588828][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.589560][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1329.599431][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9b1e08 ** 7 printk messages dropped ** [ 1329.600251][ T32] r9:83018005 r8:84ca4800 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 ** 1 printk messages dropped ** [ 1329.604455][ T32] r5:00001000 r4:e0785000 ** 3 printk messages dropped ** [ 1329.604760][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1329.605452][ T32] Exception stack(0xea9b1fb0 to 0xea9b1ff8) ** 5 printk messages dropped ** [ 1329.606632][ T32] INFO: task kworker/0:333:4063 is blocked on a mutex likely owned by task kworker/0:187:3720. ** 9 printk messages dropped ** [ 1329.607718][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 ** 5 printk messages dropped ** [ 1329.608150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 11 printk messages dropped ** [ 1329.609105][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1329.609364][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.609419][ T32] r4:84fab300 [ 1329.609469][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.609559][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1329.609611][ T32] r4:00000001 [ 1329.609663][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.609739][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1329.609833][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.609908][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.609965][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.610029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.610083][ T32] r4:84faa100 [ 1329.610138][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.610206][ T32] INFO: task kworker/0:334:4064 blocked for more than 456 seconds. [ 1329.628172][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.628308][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.628389][ T32] task:kworker/0:334 state:D stack:0 pid:4064 tgid:4064 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.628551][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.628683][ T32] Call trace: [ 1329.628752][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1329.628813][ T32] r10:82918930 r9:e896dd84 r8:00000002 r7:60000013 r6:e896dd8c r5:84ca5400 [ 1329.628837][ T32] r4:84ca5400 [ 1329.628859][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1329.628908][ T32] r5:84ca5400 r4:8291892c [ 1329.628936][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.628978][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.629030][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e896de08 [ 1329.629085][ T32] r4:00000000 [ 1329.629185][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1329.629285][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1329.629354][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.629424][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85189640 [ 1329.629472][ T32] r4:00000000 [ 1329.629548][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1329.629606][ T32] r9:83018005 r8:84ca5400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1329.629632][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.629676][ T32] r5:00001000 r4:e0791000 [ 1329.629696][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.629743][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.629872][ T32] r5:85150b8c r4:85150800 [ 1329.629926][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.630004][ T32] r7:dddced80 r6:83018000 r5:85150b8c r4:85181c00 [ 1329.630029][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.630077][ T32] r10:61c88647 r9:84ca5400 r8:85181c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.630116][ T32] r4:85181c00 [ 1329.630164][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.630240][ T32] r10:00000000 r9:85181c00 r8:8027f5e8 r7:ea9b1e60 r6:85181c80 r5:84ca5400 [ 1329.635014][ T32] r4:00000001 [ 1329.635103][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.635167][ T32] Exception stack(0xe896dfb0 to 0xe896dff8) [ 1329.635200][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.635229][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.635254][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.635307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.635359][ T32] r4:85189400 [ 1329.635800][ T32] INFO: task kworker/0:334:4064 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1329.635836][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1329.636376][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff ** 10 printk messages dropped ** [ 1329.636803][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 ** 12 printk messages dropped ** [ 1329.637343][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1329.637577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1329.638195][ T32] r4:84ca6c00 ** 4 printk messages dropped ** [ 1329.638386][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9b9e08 ** 9 printk messages dropped ** [ 1329.639144][ T32] r5:00001000 r4:e079d000 [ 1329.639221][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1329.639446][ T32] r10:61c88647 r9:84ca6c00 r8:85181aac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1329.639733][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1329.661153][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1329.661273][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 ** 11 printk messages dropped ** [ 1329.663561][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 ** 10 printk messages dropped ** [ 1329.664245][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1329.665480][ T32] r4:84faa100 ** 4 printk messages dropped ** [ 1329.665861][ T32] task:kworker/0:336 state:D stack:0 pid:4068 tgid:4068 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1329.666630][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1329.667031][ T32] r9:83018005 r8:8472e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 ** 1 printk messages dropped ** [ 1329.667128][ T32] r5:00001000 r4:e07e1000 ** 1 printk messages dropped ** [ 1329.667187][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.667229][ T32] r5:8515138c r4:85151000 [ 1329.667247][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.667291][ T32] r7:dddced80 r6:83018000 r5:8515138c r4:85181d80 [ 1329.667348][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.667398][ T32] r10:61c88647 r9:8472e000 r8:85181dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.667535][ T32] r4:85181d80 [ 1329.667594][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.667696][ T32] r10:00000000 r9:85181d80 r8:8027f5e8 r7:ea9b9e60 r6:85181e00 r5:8472e000 [ 1329.667722][ T32] r4:00000001 [ 1329.667741][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.667777][ T32] Exception stack(0xea9bdfb0 to 0xea9bdff8) [ 1329.667805][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.667832][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.667857][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.667891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.667913][ T32] r4:85189900 [ 1329.668349][ T32] INFO: task kworker/0:336:4068 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1329.668599][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.668751][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.668831][ T32] Call trace: [ 1329.669050][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1329.669136][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1329.669236][ T32] r4:00000000 [ 1329.669260][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.669301][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1329.669329][ T32] 9d20: a414b000 eca73000 00000001 80239b98 7f185000 00000001 [ 1329.669358][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1329.669384][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1329.669441][ T32] r5:80070013 r4:80239bb0 [ 1329.669464][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.669558][ T32] r4:82ac11e4 [ 1329.669799][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.669886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1329.670315][ T32] r4:e04e9dc0 [ 1329.701105][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.701199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1329.701224][ T32] r4:00000000 [ 1329.701244][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1329.701292][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1329.701313][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.701359][ T32] r5:00001000 r4:dfe9b000 [ 1329.701379][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.701418][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.701468][ T32] r5:84ea6b8c r4:84ea6800 [ 1329.701489][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.701655][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1329.701825][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.702436][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.702756][ T32] r4:84fab300 [ 1329.702784][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.702832][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1329.702897][ T32] r4:00000001 [ 1329.702957][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.703075][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1329.703523][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.703584][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.703615][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.703883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.704289][ T32] r4:84faa100 [ 1329.704319][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.704391][ T32] INFO: task kworker/1:139:4071 blocked for more than 456 seconds. [ 1329.705500][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.705847][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.705884][ T32] task:kworker/1:139 state:D stack:0 pid:4071 tgid:4071 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.705948][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.706315][ T32] Call trace: [ 1329.706855][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1329.706963][ T32] r10:82918930 r9:ea9c9d84 r8:00000002 r7:60000113 r6:ea9c9d8c r5:85138000 [ 1329.706990][ T32] r4:85138000 [ 1329.707018][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1329.707064][ T32] r5:85138000 r4:8291892c [ 1329.707176][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.707286][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.707396][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9c9e08 [ 1329.707421][ T32] r4:00000000 [ 1329.707439][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1329.707476][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1329.707514][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.707709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85183a40 [ 1329.707735][ T32] r4:00000000 [ 1329.707754][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1329.707822][ T32] r9:83018205 r8:85138000 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1329.707845][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.707892][ T32] r5:00001000 r4:e07d5000 [ 1329.707945][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.708009][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.708228][ T32] r5:850ed38c r4:850ed000 [ 1329.708254][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.708304][ T32] r7:ddde2d80 r6:83018200 r5:850ed38c r4:850b2800 [ 1329.708548][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.708845][ T32] r10:61c88647 r9:85138000 r8:850b282c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.709010][ T32] r4:850b2800 [ 1329.709216][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.709295][ T32] r10:00000000 r9:850b2800 r8:8027f5e8 r7:e8975e60 r6:85181e80 r5:85138000 [ 1329.709323][ T32] r4:00000001 [ 1329.709342][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.709377][ T32] Exception stack(0xea9c9fb0 to 0xea9c9ff8) [ 1329.709631][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.709679][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.710301][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.730656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.730726][ T32] r4:85183a80 [ 1329.731759][ T32] INFO: task kworker/1:139:4071 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1329.731875][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.732044][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.732205][ T32] Call trace: [ 1329.732345][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1329.732403][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1329.732427][ T32] r4:00000000 [ 1329.732447][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.732487][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1329.732540][ T32] 9d20: a4bbf000 eca73000 00000001 80239b98 7f185000 00000001 [ 1329.732574][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1329.732651][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1329.732752][ T32] r5:80070013 r4:80239bb0 [ 1329.732776][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.732844][ T32] r4:82ac11e4 [ 1329.732872][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.732916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1329.732963][ T32] r4:e04e9dc0 [ 1329.732986][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.733028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 1 printk messages dropped ** [ 1329.733070][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1329.733731][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1329.734368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 14 printk messages dropped ** [ 1329.735201][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1329.735785][ T32] r5:00001000 r4:e054d000 [ 1329.735834][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.735909][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1329.736147][ T32] r7:ddde2d80 r6:83018200 r5:850efb8c r4:850b2880 ** 1 printk messages dropped ** [ 1329.736315][ T32] r10:61c88647 r9:85139800 r8:850b28ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1329.736734][ T32] Exception stack(0xea9d1fb0 to 0xea9d1ff8) ** 2 printk messages dropped ** [ 1329.737141][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1329.737908][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1329.739289][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1329.739355][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 2 printk messages dropped ** [ 1329.739677][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff ** 2 printk messages dropped ** [ 1329.739794][ T32] r4:82ac11e4 [ 1329.739915][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.739962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1329.740025][ T32] r4:e04e9dc0 [ 1329.740047][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.740441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1329.774149][ T32] r4:00000000 [ 1329.774197][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1329.774277][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1329.774318][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.774371][ T32] r5:00001000 r4:dfe9b000 [ 1329.774393][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.774434][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.774504][ T32] r5:84ea6b8c r4:84ea6800 [ 1329.774530][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.774582][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1329.774603][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.774656][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.774685][ T32] r4:84fab300 [ 1329.774705][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.774752][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1329.774789][ T32] r4:00000001 [ 1329.774840][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.774908][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1329.774941][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.774970][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.774997][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.775025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.775053][ T32] r4:84faa100 [ 1329.775127][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.775166][ T32] INFO: task kworker/1:141:4074 blocked for more than 456 seconds. [ 1329.775214][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.775266][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.775340][ T32] task:kworker/1:141 state:D stack:0 pid:4074 tgid:4074 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.775466][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.775531][ T32] Call trace: [ 1329.775657][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1329.775711][ T32] r10:82918930 r9:ea9d5d84 r8:00000002 r7:60000113 r6:ea9d5d8c r5:8513a400 [ 1329.775734][ T32] r4:8513a400 [ 1329.775777][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1329.775822][ T32] r5:8513a400 r4:8291892c [ 1329.775842][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.775923][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.776035][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9d5e08 [ 1329.776093][ T32] r4:00000000 [ 1329.776115][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1329.776155][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1329.776203][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.776249][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b3d80 [ 1329.776380][ T32] r4:00000000 [ 1329.776558][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1329.776678][ T32] r9:83018205 r8:8513a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1329.776729][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.776829][ T32] r5:00001000 r4:e07ff000 [ 1329.776891][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.777005][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.777097][ T32] r5:850ed78c r4:850ed400 [ 1329.777141][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.777237][ T32] r7:ddde2d80 r6:83018200 r5:850ed78c r4:850b2900 [ 1329.777543][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.777754][ T32] r10:61c88647 r9:8513a400 r8:850b292c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.777938][ T32] r4:850b2900 [ 1329.777996][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.778097][ T32] r10:00000000 r9:850b2900 r8:8027f5e8 r7:ea9d1e60 r6:85181f80 r5:8513a400 [ 1329.778153][ T32] r4:00000001 [ 1329.778218][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.778305][ T32] Exception stack(0xea9d5fb0 to 0xea9d5ff8) [ 1329.778390][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.778475][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.778583][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.778656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.778707][ T32] r4:85183940 [ 1329.779556][ T32] INFO: task kworker/1:141:4074 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1329.779637][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.794960][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.795362][ T32] Call trace: [ 1329.795961][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1329.796299][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1329.796501][ T32] r4:00000000 [ 1329.796558][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.796708][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1329.796827][ T32] 9d20: a52a8000 eca73000 00000001 80239b98 7f185000 00000001 [ 1329.797152][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1329.797265][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1329.797336][ T32] r5:80070013 r4:80239bb0 [ 1329.797382][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.797931][ T32] r4:82ac11e4 [ 1329.797997][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.798095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1329.798146][ T32] r4:e04e9dc0 [ 1329.798193][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.798303][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1329.798370][ T32] r4:00000000 [ 1329.798417][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1329.798517][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1329.798579][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.798679][ T32] r5:00001000 r4:dfe9b000 [ 1329.798727][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.798828][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.798941][ T32] r5:84ea6b8c r4:84ea6800 [ 1329.799047][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.799158][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1329.799229][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.799335][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.799394][ T32] r4:84fab300 [ 1329.799444][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.799536][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 5 printk messages dropped ** [ 1329.799955][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.821209][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.821604][ T32] r5:8513bc00 r4:8291892c ** 5 printk messages dropped ** [ 1329.822104][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1329.822398][ T32] r5:00001000 r4:ea99b000 [ 1329.822418][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1329.822598][ T32] r7:dddced80 r6:83018000 r5:85151b8c r4:8518e000 [ 1329.822636][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.822716][ T32] r10:61c88647 r9:8513bc00 r8:8518e02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.822779][ T32] r4:8518e000 [ 1329.822808][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.822855][ T32] r10:00000000 r9:8518e000 r8:8027f5e8 r7:ea9bde60 r6:8518e080 r5:8513bc00 [ 1329.822877][ T32] r4:00000001 [ 1329.822928][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.822969][ T32] Exception stack(0xea9d9fb0 to 0xea9d9ff8) [ 1329.823008][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.823036][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.823067][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.823097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.823131][ T32] r4:85189f80 [ 1329.823635][ T32] INFO: task kworker/0:337:4075 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1329.823690][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.823803][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.823886][ T32] Call trace: [ 1329.823920][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1329.823999][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1329.824026][ T32] r4:00000000 [ 1329.824071][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.824115][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1329.824143][ T32] 9d20: a5589000 eca73000 00000001 80239b98 7f185000 00000001 [ 1329.824208][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1329.824262][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1329.824314][ T32] r5:80070013 r4:80239bb0 [ 1329.824338][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.824405][ T32] r4:82ac11e4 [ 1329.824429][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.824496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1329.824521][ T32] r4:e04e9dc0 [ 1329.824540][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.824582][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1329.824604][ T32] r4:00000000 [ 1329.824622][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1329.824680][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1329.824727][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.824774][ T32] r5:00001000 r4:dfe9b000 [ 1329.824813][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.824890][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.824935][ T32] r5:84ea6b8c r4:84ea6800 [ 1329.824955][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.825003][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1329.825024][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.825095][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.825128][ T32] r4:84fab300 [ 1329.825165][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.825230][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1329.825277][ T32] r4:00000001 [ 1329.825401][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.825453][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1329.825480][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.825508][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.825534][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.825563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.825638][ T32] r4:84faa100 [ 1329.825665][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.825845][ T32] INFO: task kworker/1:142:4078 blocked for more than 456 seconds. [ 1329.825897][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.825931][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.825954][ T32] task:kworker/1:142 state:D stack:0 pid:4078 tgid:4078 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.826125][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.826172][ T32] Call trace: [ 1329.826204][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1329.826250][ T32] r10:82918930 r9:ea9e1d84 r8:00000002 r7:60000113 r6:ea9e1d8c r5:8513c800 [ 1329.826272][ T32] r4:8513c800 [ 1329.826291][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1329.826330][ T32] r5:8513c800 r4:8291892c [ 1329.826348][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.826409][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.826493][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9e1e08 [ 1329.826526][ T32] r4:00000000 [ 1329.826545][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1329.826584][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1329.826619][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.826669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8518b040 [ 1329.826690][ T32] r4:00000000 [ 1329.826708][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1329.826751][ T32] r9:83018205 r8:8513c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1329.826772][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.826837][ T32] r5:00001000 r4:e0817000 [ 1329.826885][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.826940][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.827037][ T32] r5:850edb8c r4:850ed800 [ 1329.827063][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.827109][ T32] r7:ddde2d80 r6:83018200 r5:850edb8c r4:850b2980 [ 1329.827158][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.827209][ T32] r10:61c88647 r9:8513c800 r8:850b29ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.827233][ T32] r4:850b2980 [ 1329.827275][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.827323][ T32] r10:00000000 r9:850b2980 r8:8027f5e8 r7:ea9d1e60 r6:8518e100 r5:8513c800 ** 2 printk messages dropped ** [ 1329.827424][ T32] Exception stack(0xea9e1fb0 to 0xea9e1ff8) ** 3 printk messages dropped ** [ 1329.827535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1329.827953][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1329.828140][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 4 printk messages dropped ** [ 1329.828309][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 ** 3 printk messages dropped ** [ 1329.828445][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1329.828581][ T32] r4:e04e9dc0 ** 3 printk messages dropped ** [ 1329.828758][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1329.828974][ T32] r5:00001000 r4:dfe9b000 [ 1329.828993][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.829082][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.829128][ T32] r5:84ea6b8c r4:84ea6800 [ 1329.829147][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.829192][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1329.829240][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.829297][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.829346][ T32] r4:84fab300 [ 1329.829382][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.829430][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1329.829465][ T32] r4:00000001 [ 1329.829488][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.829525][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1329.829551][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.829591][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.829620][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.829668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.829721][ T32] r4:84faa100 [ 1329.829744][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.829823][ T32] INFO: task kworker/1:143:4079 blocked for more than 456 seconds. [ 1329.829863][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.829890][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.829938][ T32] task:kworker/1:143 state:D stack:0 pid:4079 tgid:4079 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.829990][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.830036][ T32] Call trace: [ 1329.830104][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1329.830163][ T32] r10:82918930 r9:ea9f1d84 r8:00000002 r7:60000113 r6:ea9f1d8c r5:8513d400 [ 1329.830201][ T32] r4:8513d400 [ 1329.830240][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1329.847697][ T32] r5:8513d400 r4:8291892c [ 1329.847742][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.847837][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.847925][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9f1e08 [ 1329.847952][ T32] r4:00000000 [ 1329.847972][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1329.848010][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1329.848051][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.848092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8518b1c0 [ 1329.848114][ T32] r4:00000000 [ 1329.848132][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1329.848180][ T32] r9:83018205 r8:8513d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1329.848205][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.848251][ T32] r5:00001000 r4:e082d000 [ 1329.848272][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.848312][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.848354][ T32] r5:850edf8c r4:850edc00 [ 1329.848373][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.848421][ T32] r7:ddde2d80 r6:83018200 r5:850edf8c r4:850b2a00 [ 1329.848491][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.848542][ T32] r10:61c88647 r9:8513d400 r8:850b2a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.848565][ T32] r4:850b2a00 [ 1329.848609][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.848668][ T32] r10:00000000 r9:850b2a00 r8:8027f5e8 r7:ea9d1e60 r6:850b2a80 r5:8513d400 [ 1329.848692][ T32] r4:00000001 [ 1329.848712][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.848750][ T32] Exception stack(0xea9f1fb0 to 0xea9f1ff8) [ 1329.848808][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.848840][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.848866][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.848907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.848932][ T32] r4:8518b080 [ 1329.849396][ T32] INFO: task kworker/1:143:4079 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1329.849433][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.849505][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.849638][ T32] Call trace: [ 1329.849705][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1329.849758][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1329.849850][ T32] r4:00000000 [ 1329.849920][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.849969][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1329.850000][ T32] 9d20: a5903000 eca73000 00000001 80239b98 7f185000 00000001 [ 1329.850030][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 ** 2 printk messages dropped ** [ 1329.850120][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1329.863026][ T32] r4:e04e9dc0 ** 3 printk messages dropped ** [ 1329.863194][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1329.863398][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1329.863615][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1329.863771][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1329.863947][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1329.864059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.864086][ T32] r4:84faa100 [ 1329.864111][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.864142][ T32] INFO: task kworker/0:338:4082 blocked for more than 456 seconds. [ 1329.864175][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.864211][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.864235][ T32] task:kworker/0:338 state:D stack:0 pid:4082 tgid:4082 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.864295][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.864366][ T32] Call trace: [ 1329.864455][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1329.864510][ T32] r10:82918930 r9:ea9b5d84 r8:00000002 r7:60000013 r6:ea9b5d8c r5:85120c00 [ 1329.864533][ T32] r4:85120c00 [ 1329.864552][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1329.864610][ T32] r5:85120c00 r4:8291892c [ 1329.864640][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.864685][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.864730][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9b5e08 [ 1329.864752][ T32] r4:00000000 [ 1329.864796][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1329.864900][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1329.864956][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.865023][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851885c0 [ 1329.865079][ T32] r4:00000000 [ 1329.865151][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1329.865226][ T32] r9:83018005 r8:85120c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1329.865360][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.865427][ T32] r5:00001000 r4:ea9e9000 [ 1329.865531][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.865585][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.865638][ T32] r5:85151f8c r4:85151c00 [ 1329.865683][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.865732][ T32] r7:dddced80 r6:83018000 r5:85151f8c r4:8518e180 [ 1329.865753][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.865847][ T32] r10:61c88647 r9:85120c00 r8:8518e1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.865870][ T32] r4:8518e180 [ 1329.865891][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.865953][ T32] r10:00000000 r9:8518e180 r8:8027f5e8 r7:ea9d9e60 r6:850b2b80 r5:85120c00 [ 1329.865979][ T32] r4:00000001 [ 1329.865998][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.866032][ T32] Exception stack(0xea9b5fb0 to 0xea9b5ff8) [ 1329.866093][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.866147][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.866191][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.866230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.866254][ T32] r4:851882c0 [ 1329.866741][ T32] INFO: task kworker/0:338:4082 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1329.866783][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.866894][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.866970][ T32] Call trace: [ 1329.867031][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1329.867084][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1329.867107][ T32] r4:00000000 [ 1329.867125][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.867169][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1329.867199][ T32] 9d20: a5c35000 eca73000 00000001 80239b98 7f185000 00000001 [ 1329.867230][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1329.867280][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1329.867333][ T32] r5:80070013 r4:80239bb0 [ 1329.867381][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.867426][ T32] r4:82ac11e4 [ 1329.867446][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.867502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1329.867558][ T32] r4:e04e9dc0 [ 1329.867635][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.867701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1329.867727][ T32] r4:00000000 [ 1329.867750][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1329.867823][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1329.867846][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.867923][ T32] r5:00001000 r4:dfe9b000 [ 1329.867945][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.868008][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.868052][ T32] r5:84ea6b8c r4:84ea6800 [ 1329.868075][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.868146][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1329.868247][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.868347][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.868422][ T32] r4:84fab300 [ 1329.868452][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.868496][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1329.868519][ T32] r4:00000001 [ 1329.868537][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.868572][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1329.868598][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.868970][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.869001][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.869029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.869053][ T32] r4:84faa100 [ 1329.869075][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.869269][ T32] INFO: task kworker/1:144:4083 blocked for more than 456 seconds. [ 1329.869306][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.869330][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.869350][ T32] task:kworker/1:144 state:D stack:0 pid:4083 tgid:4083 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.869534][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.869753][ T32] Call trace: [ 1329.869844][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1329.870021][ T32] r10:82918930 r9:ea9c1d84 r8:00000002 r7:60000113 r6:ea9c1d8c r5:85121800 [ 1329.870048][ T32] r4:85121800 [ 1329.870068][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1329.870109][ T32] r5:85121800 r4:8291892c [ 1329.870127][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.870235][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.896787][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9c1e08 [ 1329.896896][ T32] r4:00000000 [ 1329.896947][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1329.897047][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1329.897142][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.897190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8518b280 [ 1329.897213][ T32] r4:00000000 [ 1329.897257][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1329.897321][ T32] r9:83018205 r8:85121800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1329.897343][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.897395][ T32] r5:00001000 r4:e8979000 [ 1329.897418][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.897518][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.897599][ T32] r5:8515178c r4:85151400 [ 1329.897645][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.897698][ T32] r7:ddde2d80 r6:83018200 r5:8515178c r4:850b2b00 [ 1329.897719][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.897801][ T32] r10:61c88647 r9:85121800 r8:850b2b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.897835][ T32] r4:850b2b00 [ 1329.897920][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.897989][ T32] r10:00000000 r9:850b2b00 r8:8027f5e8 r7:ea9d1e60 r6:850b2c00 r5:85121800 [ 1329.898015][ T32] r4:00000001 [ 1329.898035][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.898396][ T32] Exception stack(0xea9c1fb0 to 0xea9c1ff8) [ 1329.898431][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.898463][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.898490][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.898613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.898645][ T32] r4:8518b180 [ 1329.899077][ T32] INFO: task kworker/1:144:4083 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1329.899112][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.899414][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.899464][ T32] Call trace: [ 1329.899497][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1329.899547][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1329.899613][ T32] r4:00000000 [ 1329.899643][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.900013][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1329.900142][ T32] 9d20: a625a000 eca73000 00000001 80239b98 7f185000 00000001 [ 1329.900175][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1329.900236][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1329.910937][ T32] r5:80070013 r4:80239bb0 [ 1329.911038][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.911136][ T32] r4:82ac11e4 [ 1329.911163][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.911209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1329.911233][ T32] r4:e04e9dc0 [ 1329.911293][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.911341][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1329.911364][ T32] r4:00000000 [ 1329.911384][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1329.911432][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1329.911452][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.911503][ T32] r5:00001000 r4:dfe9b000 [ 1329.911524][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.911571][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.911645][ T32] r5:84ea6b8c r4:84ea6800 [ 1329.911676][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.911761][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1329.912008][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.912060][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.912083][ T32] r4:84fab300 [ 1329.912104][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.912147][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1329.912281][ T32] r4:00000001 [ 1329.912305][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.912444][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1329.912478][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.912616][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.912656][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.912721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.912763][ T32] r4:84faa100 [ 1329.912790][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.913008][ T32] INFO: task kworker/1:145:4085 blocked for more than 456 seconds. [ 1329.913051][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.913077][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.913098][ T32] task:kworker/1:145 state:D stack:0 pid:4085 tgid:4085 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.913683][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.913730][ T32] Call trace: [ 1329.913803][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1329.913872][ T32] r10:82918930 r9:ea9f5d84 r8:00000002 r7:60000113 r6:ea9f5d8c r5:85125400 [ 1329.913905][ T32] r4:85125400 [ 1329.913925][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1329.913965][ T32] r5:85125400 r4:8291892c [ 1329.913998][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.914043][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.914104][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9f5e08 [ 1329.914388][ T32] r4:00000000 [ 1329.914410][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1329.914626][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1329.914680][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.914786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851871c0 [ 1329.914846][ T32] r4:00000000 [ 1329.914899][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1329.914953][ T32] r9:83018205 r8:85125400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1329.914974][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.915058][ T32] r5:00001000 r4:eaa5d000 [ 1329.915081][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.915168][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.915290][ T32] r5:8515c38c r4:8515c000 [ 1329.915392][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.915448][ T32] r7:ddde2d80 r6:83018200 r5:8515c38c r4:850b2c80 [ 1329.915469][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.915589][ T32] r10:61c88647 r9:85125400 r8:850b2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.915617][ T32] r4:850b2c80 [ 1329.915646][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.915737][ T32] r10:00000000 r9:850b2c80 r8:8027f5e8 r7:ea9d1e60 r6:850b2d00 r5:85125400 [ 1329.915763][ T32] r4:00000001 [ 1329.915781][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.915816][ T32] Exception stack(0xea9f5fb0 to 0xea9f5ff8) [ 1329.915844][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.915871][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.915896][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.915923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.915969][ T32] r4:8518b180 [ 1329.916419][ T32] INFO: task kworker/1:145:4085 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1329.916546][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.916837][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.916910][ T32] Call trace: [ 1329.917294][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1329.917351][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1329.917376][ T32] r4:00000000 [ 1329.917420][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.917463][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1329.917496][ T32] 9d20: a625a000 eca73000 00000001 80239b98 7f185000 00000001 [ 1329.917529][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1329.917556][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1329.917582][ T32] r5:80070013 r4:80239bb0 [ 1329.917654][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.917713][ T32] r4:82ac11e4 [ 1329.917738][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.917828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1329.917859][ T32] r4:e04e9dc0 [ 1329.917981][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.918029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1329.918052][ T32] r4:00000000 [ 1329.918071][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1329.918119][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1329.918172][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.918320][ T32] r5:00001000 r4:dfe9b000 [ 1329.918349][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.918390][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.918433][ T32] r5:84ea6b8c r4:84ea6800 [ 1329.918452][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.918497][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1329.918517][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.918562][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.918588][ T32] r4:84fab300 [ 1329.918609][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.918659][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1329.918680][ T32] r4:00000001 [ 1329.918700][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.918735][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1329.918792][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.919029][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.919102][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.919142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.919167][ T32] r4:84faa100 [ 1329.919188][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.919255][ T32] INFO: task kworker/0:339:4089 blocked for more than 456 seconds. [ 1329.919287][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.919312][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.919333][ T32] task:kworker/0:339 state:D stack:0 pid:4089 tgid:4089 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.919378][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.919515][ T32] Call trace: [ 1329.919549][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1329.919599][ T32] r10:82918930 r9:eaa19d84 r8:00000002 r7:60000013 r6:eaa19d8c r5:85123c00 [ 1329.920061][ T32] r4:85123c00 [ 1329.920249][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1329.946133][ T32] r5:85123c00 r4:8291892c [ 1329.946177][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.946272][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.946326][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa19e08 [ 1329.946398][ T32] r4:00000000 [ 1329.946422][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1329.946463][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1329.946503][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.946545][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851886c0 [ 1329.946572][ T32] r4:00000000 [ 1329.946620][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1329.946677][ T32] r9:83018005 r8:85123c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1329.946734][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.946784][ T32] r5:00001000 r4:eaa07000 [ 1329.946804][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.946844][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.946889][ T32] r5:8515238c r4:85152000 [ 1329.946909][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.946979][ T32] r7:dddced80 r6:83018000 r5:8515238c r4:8518e200 [ 1329.947003][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.947085][ T32] r10:61c88647 r9:85123c00 r8:8518e22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.947114][ T32] r4:8518e200 [ 1329.947172][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.947284][ T32] r10:00000000 r9:8518e200 r8:8027f5e8 r7:ea9b5e60 r6:850b2d80 r5:85123c00 [ 1329.947335][ T32] r4:00000001 [ 1329.947372][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.947413][ T32] Exception stack(0xeaa19fb0 to 0xeaa19ff8) [ 1329.947443][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.947472][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.947497][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.947525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.947572][ T32] r4:85188540 [ 1329.948028][ T32] INFO: task kworker/0:339:4089 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1329.948065][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.948149][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.948228][ T32] Call trace: [ 1329.948261][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1329.948335][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1329.948388][ T32] r4:00000000 [ 1329.948411][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.948492][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1329.948598][ T32] 9d20: a679f000 eca73000 00000001 80239b98 7f185000 00000001 [ 1329.948636][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1329.948663][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1329.948771][ T32] r5:80070013 r4:80239bb0 [ 1329.948796][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.948840][ T32] r4:82ac11e4 [ 1329.948860][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.948902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1329.948925][ T32] r4:e04e9dc0 [ 1329.948944][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.949009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1329.949036][ T32] r4:00000000 [ 1329.949055][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1329.949100][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1329.949129][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.949172][ T32] r5:00001000 r4:dfe9b000 [ 1329.949191][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.949252][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.949301][ T32] r5:84ea6b8c r4:84ea6800 [ 1329.949320][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.949365][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1329.949387][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.949531][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.949583][ T32] r4:84fab300 [ 1329.949612][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.949665][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1329.949687][ T32] r4:00000001 [ 1329.949791][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.949854][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1329.949885][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.949915][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.949968][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.950061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.950103][ T32] r4:84faa100 [ 1329.950129][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.950172][ T32] INFO: task kworker/0:340:4091 blocked for more than 456 seconds. [ 1329.950225][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.965784][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.965904][ T32] task:kworker/0:340 state:D stack:0 pid:4091 tgid:4091 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.965998][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.966092][ T32] Call trace: [ 1329.966163][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1329.966269][ T32] r10:82918930 r9:eaa21d84 r8:00000002 r7:60000113 r6:eaa21d8c r5:85126000 [ 1329.966364][ T32] r4:85126000 [ 1329.966441][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1329.966487][ T32] r5:85126000 r4:8291892c [ 1329.966508][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.966549][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.966594][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa21e08 [ 1329.966689][ T32] r4:00000000 [ 1329.966738][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1329.966852][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1329.966896][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.966939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85188840 [ 1329.966960][ T32] r4:00000000 [ 1329.966979][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1329.967048][ T32] r9:83018005 r8:85126000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1329.967097][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.967192][ T32] r5:00001000 r4:eaa0d000 [ 1329.967215][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.967256][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.967372][ T32] r5:8515278c r4:85152400 [ 1329.967453][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.967505][ T32] r7:dddced80 r6:83018000 r5:8515278c r4:8518e280 [ 1329.967526][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.967571][ T32] r10:61c88647 r9:85126000 r8:8518e2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.967598][ T32] r4:8518e280 [ 1329.967641][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.967694][ T32] r10:00000000 r9:8518e280 r8:8027f5e8 r7:eaa19e60 r6:850b2e00 r5:85126000 [ 1329.967719][ T32] r4:00000001 [ 1329.967762][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.967803][ T32] Exception stack(0xeaa21fb0 to 0xeaa21ff8) [ 1329.967832][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.967860][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.967886][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.967939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.967989][ T32] r4:85188980 [ 1329.968424][ T32] INFO: task kworker/0:340:4091 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1329.968458][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.968545][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.968593][ T32] Call trace: [ 1329.968665][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1329.968716][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1329.968739][ T32] r4:00000000 [ 1329.968757][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.968794][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1329.968823][ T32] 9d20: a690e000 eca73000 00000001 80239b98 7f185000 00000001 [ 1329.968852][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1329.968889][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1329.968945][ T32] r5:80070013 r4:80239bb0 [ 1329.968989][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.969067][ T32] r4:82ac11e4 [ 1329.969110][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.969189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1329.969257][ T32] r4:e04e9dc0 [ 1329.969322][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.969425][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1329.969477][ T32] r4:00000000 [ 1329.969517][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1329.969626][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1329.969709][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.969870][ T32] r5:00001000 r4:dfe9b000 [ 1329.969973][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.970059][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1329.985206][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1329.985705][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.986238][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1329.986525][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1329.986765][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1329.986927][ T32] r9:83018005 r8:85122400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 ** 1 printk messages dropped ** [ 1329.986990][ T32] r5:00001000 r4:eaa2d000 [ 1329.987009][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.987048][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.987089][ T32] r5:85152f8c r4:85152c00 [ 1329.987131][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.987179][ T32] r7:dddced80 r6:83018000 r5:85152f8c r4:8518e300 [ 1329.987201][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.987341][ T32] r10:61c88647 r9:85122400 r8:8518e32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.987400][ T32] r4:8518e300 [ 1329.987422][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.987467][ T32] r10:00000000 r9:8518e300 r8:8027f5e8 r7:eaa21e60 r6:850b2e80 r5:85122400 [ 1329.987490][ T32] r4:00000001 [ 1329.987508][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.987540][ T32] Exception stack(0xeaa25fb0 to 0xeaa25ff8) [ 1329.987568][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.987606][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.987643][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.987672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.987696][ T32] r4:85188780 [ 1329.988142][ T32] INFO: task kworker/0:341:4092 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1329.988178][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.988252][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.988326][ T32] Call trace: [ 1329.988408][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1329.988477][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1329.988503][ T32] r4:00000000 [ 1329.988528][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.988569][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1329.988599][ T32] 9d20: a6b7a000 eca73000 00000001 80239b98 7f185000 00000001 [ 1329.988649][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1329.988702][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1329.988730][ T32] r5:80070013 r4:80239bb0 [ 1329.988751][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.988792][ T32] r4:82ac11e4 [ 1329.988811][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.988852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1329.988874][ T32] r4:e04e9dc0 [ 1329.988894][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.988945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1329.988993][ T32] r4:00000000 [ 1329.989044][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1329.989158][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1329.989184][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.989296][ T32] r5:00001000 r4:dfe9b000 [ 1329.989322][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.989366][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.989413][ T32] r5:84ea6b8c r4:84ea6800 [ 1329.989476][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.989579][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1329.989646][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.989723][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.989749][ T32] r4:84fab300 [ 1329.989822][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.989875][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1329.989926][ T32] r4:00000001 [ 1329.989950][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.989986][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1329.990013][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.990040][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.990067][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.990096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.990117][ T32] r4:84faa100 [ 1329.990164][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.990194][ T32] INFO: task kworker/0:342:4094 blocked for more than 456 seconds. [ 1329.990247][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.011019][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.011156][ T32] task:kworker/0:342 state:D stack:0 pid:4094 tgid:4094 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.011230][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.011296][ T32] Call trace: [ 1330.011331][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1330.011392][ T32] r10:82918930 r9:eaa31d84 r8:00000002 r7:60000013 r6:eaa31d8c r5:85120000 [ 1330.011442][ T32] r4:85120000 [ 1330.011467][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1330.011513][ T32] r5:85120000 r4:8291892c [ 1330.011574][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.011649][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.011719][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa31e08 [ 1330.011770][ T32] r4:00000000 [ 1330.011793][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1330.011835][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1330.011900][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.011981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851889c0 [ 1330.012008][ T32] r4:00000000 [ 1330.012102][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1330.012169][ T32] r9:83018005 r8:85120000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1330.012194][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.012341][ T32] r5:00001000 r4:eaa27000 [ 1330.012364][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.012405][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.012447][ T32] r5:85152b8c r4:85152800 [ 1330.012467][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.012540][ T32] r7:dddced80 r6:83018000 r5:85152b8c r4:8518e380 [ 1330.012564][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.012611][ T32] r10:61c88647 r9:85120000 r8:8518e3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.012655][ T32] r4:8518e380 [ 1330.012678][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.012724][ T32] r10:00000000 r9:8518e380 r8:8027f5e8 r7:eaa25e60 r6:850b2f00 r5:85120000 [ 1330.012767][ T32] r4:00000001 [ 1330.012834][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.012901][ T32] Exception stack(0xeaa31fb0 to 0xeaa31ff8) [ 1330.012958][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.013015][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.013068][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.013105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.013131][ T32] r4:85188a40 [ 1330.013596][ T32] INFO: task kworker/0:342:4094 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1330.013647][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.013986][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.014081][ T32] Call trace: [ 1330.014141][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1330.014193][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1330.014293][ T32] r4:00000000 [ 1330.014323][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.014387][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1330.014426][ T32] 9d20: a6f55000 eca73000 00000001 80239b98 7f185000 00000001 [ 1330.014457][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1330.014506][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1330.014557][ T32] r5:80070013 r4:80239bb0 [ 1330.014604][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.014665][ T32] r4:82ac11e4 [ 1330.014686][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.014754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1330.014781][ T32] r4:e04e9dc0 [ 1330.014802][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.014845][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1330.014894][ T32] r4:00000000 [ 1330.014917][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1330.014987][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1330.015010][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.015080][ T32] r5:00001000 r4:dfe9b000 [ 1330.015102][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.015142][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.015207][ T32] r5:84ea6b8c r4:84ea6800 [ 1330.015260][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.015334][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1330.015358][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.015406][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.015453][ T32] r4:84fab300 [ 1330.015475][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.015519][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1330.015540][ T32] r4:00000001 [ 1330.015559][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.015593][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1330.015618][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.015651][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.015701][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.015734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.015781][ T32] r4:84faa100 [ 1330.015804][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.015834][ T32] INFO: task kworker/0:343:4096 blocked for more than 456 seconds. [ 1330.015867][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.015917][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.015964][ T32] task:kworker/0:343 state:D stack:0 pid:4096 tgid:4096 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.016024][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.016107][ T32] Call trace: [ 1330.016166][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1330.016213][ T32] r10:82918930 r9:eaa41d84 r8:00000002 r7:60000113 r6:eaa41d8c r5:85126c00 [ 1330.016260][ T32] r4:85126c00 [ 1330.016284][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1330.016326][ T32] r5:85126c00 r4:8291892c [ 1330.016357][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.016401][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.016456][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa41e08 [ 1330.016481][ T32] r4:00000000 [ 1330.016549][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1330.016591][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1330.016660][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.016707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85188ec0 [ 1330.016730][ T32] r4:00000000 [ 1330.016762][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1330.016833][ T32] r9:83018005 r8:85126c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [ 1330.016857][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.016899][ T32] r5:00001000 r4:eaa4b000 [ 1330.016918][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.016978][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.017025][ T32] r5:85153b8c r4:85153800 [ 1330.017044][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.017087][ T32] r7:dddced80 r6:83018000 r5:85153b8c r4:8518e400 [ 1330.017106][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.017150][ T32] r10:61c88647 r9:85126c00 r8:8518e42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.017173][ T32] r4:8518e400 [ 1330.017193][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.017311][ T32] r10:00000000 r9:8518e400 r8:8027f5e8 r7:eaa25e60 r6:850b2f80 r5:85126c00 [ 1330.017336][ T32] r4:00000001 [ 1330.017416][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.017453][ T32] Exception stack(0xeaa41fb0 to 0xeaa41ff8) [ 1330.017479][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.017506][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.017530][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.017557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.017603][ T32] r4:85188cc0 [ 1330.017940][ T32] INFO: task kworker/0:343:4096 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1330.017983][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.018095][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.018170][ T32] Call trace: [ 1330.018219][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1330.018302][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1330.018329][ T32] r4:00000000 [ 1330.018372][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.018442][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1330.018478][ T32] 9d20: a6f55000 eca73000 00000001 80239b98 7f185000 00000001 [ 1330.018541][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1330.018575][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1330.018601][ T32] r5:80070013 r4:80239bb0 [ 1330.018638][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.018683][ T32] r4:82ac11e4 [ 1330.018727][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.018772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1330.018795][ T32] r4:e04e9dc0 [ 1330.018840][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.018899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1330.018941][ T32] r4:00000000 [ 1330.018963][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1330.019027][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1330.019109][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.019159][ T32] r5:00001000 r4:dfe9b000 [ 1330.019181][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.019219][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.019334][ T32] r5:84ea6b8c r4:84ea6800 [ 1330.019357][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.019432][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1330.019455][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.019502][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.019547][ T32] r4:84fab300 [ 1330.019601][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.019671][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1330.019755][ T32] r4:00000001 [ 1330.019787][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.019828][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1330.019856][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.019887][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.019914][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.019994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.020020][ T32] r4:84faa100 [ 1330.020093][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.020175][ T32] INFO: task kworker/0:344:4098 blocked for more than 456 seconds. [ 1330.020207][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.020315][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.035875][ T32] task:kworker/0:344 state:D stack:0 pid:4098 tgid:4098 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.035963][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.036105][ T32] Call trace: [ 1330.036150][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1330.036207][ T32] r10:82918930 r9:eaa45d84 r8:00000002 r7:60000013 r6:eaa45d8c r5:8512ec00 [ 1330.036255][ T32] r4:8512ec00 [ 1330.036330][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1330.036405][ T32] r5:8512ec00 r4:8291892c [ 1330.036524][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.036575][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.036622][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa45e08 [ 1330.036655][ T32] r4:00000000 [ 1330.036760][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1330.036805][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1330.036870][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.036940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85188640 [ 1330.036966][ T32] r4:00000000 [ 1330.037061][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1330.037114][ T32] r9:83018005 r8:8512ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1330.037191][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.037247][ T32] r5:00001000 r4:eaa37000 [ 1330.037269][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.037309][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.037351][ T32] r5:8515338c r4:85153000 [ 1330.037372][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.037493][ T32] r7:dddced80 r6:83018000 r5:8515338c r4:8518e480 [ 1330.037543][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.037594][ T32] r10:61c88647 r9:8512ec00 r8:8518e4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.037618][ T32] r4:8518e480 [ 1330.037676][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.037732][ T32] r10:00000000 r9:8518e480 r8:8027f5e8 r7:eaa41e60 r6:85190000 r5:8512ec00 [ 1330.037755][ T32] r4:00000001 [ 1330.037850][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.037896][ T32] Exception stack(0xeaa45fb0 to 0xeaa45ff8) [ 1330.038024][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.038058][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.038137][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.038193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.038249][ T32] r4:85188c40 [ 1330.038702][ T32] INFO: task kworker/0:344:4098 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1330.038738][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.038928][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.038989][ T32] Call trace: [ 1330.039083][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1330.039210][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1330.039256][ T32] r4:00000000 [ 1330.039280][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.039327][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1330.039358][ T32] 9d20: a7077000 eca73000 00000001 80239b98 7f185000 00000001 [ 1330.039442][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1330.039474][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1330.039499][ T32] r5:80070013 r4:80239bb0 [ 1330.039545][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.039599][ T32] r4:82ac11e4 [ 1330.039712][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.039795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1330.039825][ T32] r4:e04e9dc0 [ 1330.039870][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.039918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1330.039967][ T32] r4:00000000 [ 1330.040033][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1330.040138][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1330.040169][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.040214][ T32] r5:00001000 r4:dfe9b000 [ 1330.040348][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.056191][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1330.056562][ T32] r4:84fab300 ** 6 printk messages dropped ** [ 1330.056950][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.057692][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.058241][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1330.058811][ T32] r5:00001000 r4:eaa3d000 [ 1330.058834][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1330.058941][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1330.059159][ T32] r10:61c88647 r9:85006000 r8:8518e52c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1330.059442][ T32] Exception stack(0xeaa55fb0 to 0xeaa55ff8) ** 1 printk messages dropped ** [ 1330.059535][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1330.059676][ T32] r4:85188bc0 [ 1330.060147][ T32] INFO: task kworker/0:345:4101 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1330.060190][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.080910][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.081036][ T32] Call trace: [ 1330.081144][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1330.081222][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1330.081250][ T32] r4:00000000 [ 1330.081270][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.081333][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1330.081371][ T32] 9d20: a7aba000 eca73000 00000001 80239b98 7f185000 00000001 [ 1330.081440][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1330.081496][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1330.081544][ T32] r5:80070013 r4:80239bb0 [ 1330.081568][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.081638][ T32] r4:82ac11e4 [ 1330.081661][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.081717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1330.081743][ T32] r4:e04e9dc0 [ 1330.081799][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.081854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1330.081881][ T32] r4:00000000 [ 1330.081901][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1330.081947][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1330.081968][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.082010][ T32] r5:00001000 r4:dfe9b000 [ 1330.082091][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.082140][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.082187][ T32] r5:84ea6b8c r4:84ea6800 [ 1330.082208][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.082255][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1330.082274][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.082322][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.082394][ T32] r4:84fab300 [ 1330.082417][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.082464][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1330.082533][ T32] r4:00000001 [ 1330.082560][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.082596][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1330.082632][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.082661][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.082727][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.082758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.082780][ T32] r4:84faa100 [ 1330.082805][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.082836][ T32] INFO: task kworker/0:346:4102 blocked for more than 456 seconds. [ 1330.082872][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.082897][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.082944][ T32] task:kworker/0:346 state:D stack:0 pid:4102 tgid:4102 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.082996][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.083036][ T32] Call trace: [ 1330.083152][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1330.083199][ T32] r10:82918930 r9:eaa61d84 r8:00000002 r7:60000013 r6:eaa61d8c r5:85008000 [ 1330.083221][ T32] r4:85008000 [ 1330.083260][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1330.083303][ T32] r5:85008000 r4:8291892c [ 1330.083342][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.083409][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.083456][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa61e08 [ 1330.083490][ T32] r4:00000000 [ 1330.083518][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1330.083582][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1330.083626][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.083670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85187040 [ 1330.083692][ T32] r4:00000000 [ 1330.083737][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1330.083786][ T32] r9:83018005 r8:85008000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1330.083807][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.083847][ T32] r5:00001000 r4:eaa51000 [ 1330.083895][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.083961][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.084041][ T32] r5:85153f8c r4:85153c00 [ 1330.084063][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.084107][ T32] r7:dddced80 r6:83018000 r5:85153f8c r4:8518e580 [ 1330.084128][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.084187][ T32] r10:61c88647 r9:85008000 r8:8518e5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.084214][ T32] r4:8518e580 [ 1330.084233][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.084276][ T32] r10:00000000 r9:8518e580 r8:8027f5e8 r7:eaa41e60 r6:85190100 r5:85008000 [ 1330.084298][ T32] r4:00000001 [ 1330.084316][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.084372][ T32] Exception stack(0xeaa61fb0 to 0xeaa61ff8) [ 1330.084423][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1330.085092][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1330.085863][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 1330.086244][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1330.086619][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 5 printk messages dropped ** [ 1330.086859][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.087103][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1330.087288][ T32] r4:85008c00 [ 1330.087312][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1330.087352][ T32] r5:85008c00 r4:8291892c [ 1330.087370][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.087407][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.087452][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa69e08 [ 1330.087475][ T32] r4:00000000 [ 1330.087493][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1330.087531][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1330.087565][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.087605][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851873c0 [ 1330.087647][ T32] r4:00000000 [ 1330.087747][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1330.087816][ T32] r9:83018005 r8:85008c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 1330.087861][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.087907][ T32] r5:00001000 r4:eaa6b000 [ 1330.087927][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.087967][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.088007][ T32] r5:8515c78c r4:8515c400 [ 1330.088026][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.088068][ T32] r7:dddced80 r6:83018000 r5:8515c78c r4:8518e600 [ 1330.088123][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.088171][ T32] r10:61c88647 r9:85008c00 r8:8518e62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.088194][ T32] r4:8518e600 [ 1330.088212][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.088254][ T32] r10:00000000 r9:8518e600 r8:8027f5e8 r7:eaa61e60 r6:85190180 r5:85008c00 [ 1330.088275][ T32] r4:00000001 [ 1330.088317][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.088355][ T32] Exception stack(0xeaa69fb0 to 0xeaa69ff8) [ 1330.088382][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.088410][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.088435][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.088488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.088512][ T32] r4:85187240 [ 1330.088798][ T32] INFO: task kworker/0:347:4104 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1330.088854][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.088914][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.089015][ T32] Call trace: [ 1330.089081][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1330.089161][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1330.089217][ T32] r4:00000000 [ 1330.089262][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.089304][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1330.089336][ T32] 9d20: a7aba000 eca73000 00000001 80239b98 7f185000 00000001 [ 1330.089368][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1330.089392][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1330.089438][ T32] r5:80070013 r4:80239bb0 [ 1330.089461][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.089574][ T32] r4:82ac11e4 [ 1330.089596][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.089750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1330.089835][ T32] r4:e04e9dc0 [ 1330.089859][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.089902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1330.089938][ T32] r4:00000000 [ 1330.089959][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1330.090006][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 ** 5 printk messages dropped ** [ 1330.090185][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1330.097505][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.097872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1330.098476][ T32] r4:85009800 ** 1 printk messages dropped ** [ 1330.098596][ T32] r5:85009800 r4:8291892c [ 1330.098630][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.098676][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.098725][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa15e08 [ 1330.098748][ T32] r4:00000000 [ 1330.098768][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1330.098807][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1330.098850][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.098894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85187b00 [ 1330.098917][ T32] r4:00000000 [ 1330.098936][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1330.098986][ T32] r9:83018005 r8:85009800 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1330.099008][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.099100][ T32] r5:00001000 r4:df949000 [ 1330.099131][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.099175][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.099282][ T32] r5:8515df8c r4:8515dc00 [ 1330.099311][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.099392][ T32] r7:dddced80 r6:83018000 r5:8515df8c r4:8518e680 ** 3 printk messages dropped ** [ 1330.099542][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1330.100004][ T32] r4:851872c0 ** 2 printk messages dropped ** [ 1330.115436][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.115819][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 ** 9 printk messages dropped ** [ 1330.116111][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.116368][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1330.116685][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 10 printk messages dropped ** [ 1330.117122][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1330.117492][ T32] r4:8500a400 ** 4 printk messages dropped ** [ 1330.117749][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa75e08 ** 8 printk messages dropped ** [ 1330.118129][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1330.118287][ T32] r5:8515d78c r4:8515d400 ** 4 printk messages dropped ** [ 1330.118435][ T32] r4:85190280 ** 6 printk messages dropped ** [ 1330.118728][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.119663][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 8 printk messages dropped ** [ 1330.119943][ T32] r4:82ac11e4 [ 1330.119962][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.120003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1330.120025][ T32] r4:e04e9dc0 [ 1330.120043][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.120083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1330.120146][ T32] r4:00000000 [ 1330.120170][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1330.120215][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1330.120269][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.143099][ T32] r5:00001000 r4:dfe9b000 [ 1330.143168][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.143240][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.143308][ T32] r5:84ea6b8c r4:84ea6800 [ 1330.143357][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.143412][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1330.143433][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.143480][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.143504][ T32] r4:84fab300 [ 1330.143576][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.143637][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1330.143660][ T32] r4:00000001 [ 1330.143689][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.143731][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1330.143762][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.143811][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.143853][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.143888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.143933][ T32] r4:84faa100 [ 1330.143960][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.143992][ T32] INFO: task kworker/0:349:4110 blocked for more than 456 seconds. [ 1330.144061][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.144094][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.144117][ T32] task:kworker/0:349 state:D stack:0 pid:4110 tgid:4110 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.144203][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.144255][ T32] Call trace: [ 1330.144369][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1330.144443][ T32] r10:82918930 r9:eaa85d84 r8:00000002 r7:60000113 r6:eaa85d8c r5:8500b000 [ 1330.144471][ T32] r4:8500b000 [ 1330.144491][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1330.144552][ T32] r5:8500b000 r4:8291892c [ 1330.144581][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.144628][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.144700][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa85e08 [ 1330.144743][ T32] r4:00000000 [ 1330.144765][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1330.144804][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1330.144844][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.144886][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85187440 [ 1330.144907][ T32] r4:00000000 [ 1330.144925][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1330.144970][ T32] r9:83018005 r8:8500b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 1330.145012][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.145083][ T32] r5:00001000 r4:eaa71000 [ 1330.145125][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.145168][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.145232][ T32] r5:8515cb8c r4:8515c800 [ 1330.145262][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.145309][ T32] r7:dddced80 r6:83018000 r5:8515cb8c r4:8518e700 [ 1330.145343][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.145391][ T32] r10:61c88647 r9:8500b000 r8:8518e72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.145426][ T32] r4:8518e700 [ 1330.145456][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.145502][ T32] r10:00000000 r9:8518e700 r8:8027f5e8 r7:eaa15e60 r6:85190380 r5:8500b000 [ 1330.145540][ T32] r4:00000001 [ 1330.145562][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1330.145658][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.146572][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 10 printk messages dropped ** [ 1330.146972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 11 printk messages dropped ** [ 1330.147452][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1330.147852][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 7 printk messages dropped ** [ 1330.148140][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1330.148368][ T32] r10:82918930 r9:eaa8dd84 r8:00000002 r7:60000113 r6:eaa8dd8c r5:8500c800 ** 10 printk messages dropped ** [ 1330.148832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85187640 ** 4 printk messages dropped ** [ 1330.149075][ T32] r5:00001000 r4:eaa87000 ** 4 printk messages dropped ** [ 1330.149273][ T32] r7:dddced80 r6:83018000 r5:8515cf8c r4:8518e780 [ 1330.149315][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.149365][ T32] r10:61c88647 r9:8500c800 r8:8518e7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.149386][ T32] r4:8518e780 [ 1330.149405][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.149461][ T32] r10:00000000 r9:8518e780 r8:8027f5e8 r7:eaa15e60 r6:85190400 r5:8500c800 [ 1330.149485][ T32] r4:00000001 [ 1330.149504][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.149547][ T32] Exception stack(0xeaa8dfb0 to 0xeaa8dff8) [ 1330.149576][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.149615][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.149644][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.149680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.149713][ T32] r4:85187500 [ 1330.150054][ T32] INFO: task kworker/0:350:4111 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1330.150092][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.150228][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.161491][ T32] Call trace: [ 1330.161560][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1330.161651][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1330.161677][ T32] r4:00000000 [ 1330.161717][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.161920][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1330.161960][ T32] 9d20: a885a000 eca73000 00000001 80239b98 7f185000 00000001 [ 1330.162013][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1330.162041][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1330.162068][ T32] r5:80070013 r4:80239bb0 [ 1330.162088][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.162154][ T32] r4:82ac11e4 [ 1330.162182][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.162248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1330.162273][ T32] r4:e04e9dc0 [ 1330.162317][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.162385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1330.162414][ T32] r4:00000000 [ 1330.162455][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1330.162526][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1330.162556][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.162604][ T32] r5:00001000 r4:dfe9b000 [ 1330.162667][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.162710][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.162753][ T32] r5:84ea6b8c r4:84ea6800 [ 1330.162773][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.162839][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1330.162863][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.162931][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1330.163145][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 7 printk messages dropped ** [ 1330.163418][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1330.163836][ T32] r4:8500bc00 ** 4 printk messages dropped ** [ 1330.164078][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa99e08 ** 8 printk messages dropped ** [ 1330.164407][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.164467][ T32] r5:00001000 r4:eaa91000 [ 1330.164489][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1330.164695][ T32] r7:dddced80 r6:83018000 r5:8515d38c r4:8518e800 ** 7 printk messages dropped ** [ 1330.165082][ T32] Exception stack(0xeaa99fb0 to 0xeaa99ff8) ** 4 printk messages dropped ** [ 1330.165330][ T32] r4:85187600 ** 3 printk messages dropped ** [ 1330.166001][ T32] Call trace: ** 4 printk messages dropped ** [ 1330.166206][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 5 printk messages dropped ** [ 1330.166448][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1330.166663][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.166839][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1330.167193][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 7 printk messages dropped ** [ 1330.167485][ T32] r4:84faa100 ** 5 printk messages dropped ** [ 1330.167686][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1330.168024][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1330.168453][ T32] r9:83018005 r8:8500ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0dd000 ** 1 printk messages dropped ** [ 1330.168519][ T32] r5:00001000 r4:eaaad000 ** 4 printk messages dropped ** [ 1330.168714][ T32] r7:dddced80 r6:83018000 r5:8515db8c r4:8518e880 ** 7 printk messages dropped ** [ 1330.168973][ T32] Exception stack(0xeaaa5fb0 to 0xeaaa5ff8) ** 6 printk messages dropped ** [ 1330.169563][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1330.195651][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1330.195744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1330.195773][ T32] r4:e04e9dc0 [ 1330.195793][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.195855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1330.195883][ T32] r4:00000000 [ 1330.195903][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1330.195971][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1330.196016][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.196066][ T32] r5:00001000 r4:dfe9b000 [ 1330.196086][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.196146][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.196194][ T32] r5:84ea6b8c r4:84ea6800 [ 1330.196214][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.196261][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1330.196281][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.196350][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.196405][ T32] r4:84fab300 [ 1330.196427][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.196481][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1330.196506][ T32] r4:00000001 [ 1330.196541][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.196602][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1330.196636][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.196665][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.196690][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.196742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.196793][ T32] r4:84faa100 [ 1330.196819][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.196853][ T32] INFO: task kworker/1:147:4117 blocked for more than 456 seconds. [ 1330.196886][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.196933][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.196958][ T32] task:kworker/1:147 state:D stack:0 pid:4117 tgid:4117 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.197016][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.197063][ T32] Call trace: [ 1330.197141][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1330.197201][ T32] r10:82918930 r9:eaaa1d84 r8:00000002 r7:60000113 r6:eaaa1d8c r5:8500d400 [ 1330.197225][ T32] r4:8500d400 [ 1330.197243][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1330.197283][ T32] r5:8500d400 r4:8291892c [ 1330.197322][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.197385][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.197435][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaa1e08 [ 1330.197477][ T32] r4:00000000 [ 1330.197520][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1330.197706][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.197982][ T32] r5:00001000 r4:e049b000 [ 1330.198001][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1330.198143][ T32] r7:ddde2d80 r6:83018200 r5:850ef38c r4:85190580 ** 7 printk messages dropped ** [ 1330.198434][ T32] Exception stack(0xeaaa1fb0 to 0xeaaa1ff8) ** 5 printk messages dropped ** [ 1330.199123][ T32] INFO: task kworker/1:147:4117 is blocked on a mutex likely owned by task kworker/0:187:3720. ** 7 printk messages dropped ** [ 1330.199482][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 7 printk messages dropped ** [ 1330.199811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 11 printk messages dropped ** [ 1330.200179][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1330.213045][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.213413][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.213833][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1330.214247][ T32] r5:00001000 r4:dfca3000 [ 1330.214293][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1330.214507][ T32] r7:dddced80 r6:83018000 r5:8515ef8c r4:8518e900 ** 7 printk messages dropped ** [ 1330.214812][ T32] Exception stack(0xeaac1fb0 to 0xeaac1ff8) ** 4 printk messages dropped ** [ 1330.214985][ T32] r4:85187bc0 ** 5 printk messages dropped ** [ 1330.215690][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 8 printk messages dropped ** [ 1330.215942][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1330.216142][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1330.216204][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1330.216224][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.216265][ T32] r5:00001000 r4:dfe9b000 [ 1330.216283][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.216320][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.216361][ T32] r5:84ea6b8c r4:84ea6800 [ 1330.216381][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.216425][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1330.216460][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.216508][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.216531][ T32] r4:84fab300 [ 1330.216550][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.216614][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1330.216640][ T32] r4:00000001 [ 1330.216683][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.216723][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1330.216749][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.216795][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.216834][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.216865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.216886][ T32] r4:84faa100 [ 1330.216906][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.216956][ T32] INFO: task kworker/0:354:4121 blocked for more than 456 seconds. [ 1330.216987][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.217010][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.217046][ T32] task:kworker/0:354 state:D stack:0 pid:4121 tgid:4121 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.217092][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.217132][ T32] Call trace: [ 1330.217161][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1330.217205][ T32] r10:82918930 r9:eaac5d84 r8:00000002 r7:60000113 r6:eaac5d8c r5:847b1800 [ 1330.217241][ T32] r4:847b1800 [ 1330.217263][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1330.217316][ T32] r5:847b1800 r4:8291892c [ 1330.217349][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.217390][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.217435][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaac5e08 [ 1330.217456][ T32] r4:00000000 [ 1330.217475][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1330.217510][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1330.217545][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.217585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85187cc0 [ 1330.217607][ T32] r4:00000000 [ 1330.217655][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1330.217726][ T32] r9:83018005 r8:847b1800 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1330.217825][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.217873][ T32] r5:00001000 r4:dfb63000 [ 1330.217893][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.217931][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.217983][ T32] r5:8515e38c r4:8515e000 [ 1330.218004][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.218048][ T32] r7:dddced80 r6:83018000 r5:8515e38c r4:8518ea00 [ 1330.218089][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.218150][ T32] r10:61c88647 r9:847b1800 r8:8518ea2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.218176][ T32] r4:8518ea00 [ 1330.218194][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.218257][ T32] r10:00000000 r9:8518ea00 r8:8027f5e8 r7:eaac1e60 r6:85190700 r5:847b1800 [ 1330.218282][ T32] r4:00000001 [ 1330.218302][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.218335][ T32] Exception stack(0xeaac5fb0 to 0xeaac5ff8) [ 1330.218379][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.218443][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.218481][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.218511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.218545][ T32] r4:85187bc0 [ 1330.218823][ T32] INFO: task kworker/0:354:4121 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1330.218856][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.218931][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.219010][ T32] Call trace: [ 1330.219106][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1330.219162][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1330.219206][ T32] r4:00000000 [ 1330.219239][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.219294][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1330.219326][ T32] 9d20: a94df000 eca73000 00000001 80239b98 7f185000 00000001 [ 1330.219364][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 ** 5 printk messages dropped ** [ 1330.219646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 11 printk messages dropped ** [ 1330.220130][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1330.245818][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.246119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1330.246492][ T32] r10:82918930 r9:eaacdd84 r8:00000002 r7:60000013 r6:eaacdd8c r5:847b0000 [ 1330.246517][ T32] r4:847b0000 [ 1330.246577][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1330.246631][ T32] r5:847b0000 r4:8291892c [ 1330.246655][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.246745][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.246803][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaacde08 [ 1330.246871][ T32] r4:00000000 [ 1330.246899][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1330.246940][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1330.246984][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.247027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85187d80 [ 1330.247076][ T32] r4:00000000 [ 1330.247122][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1330.247175][ T32] r9:83018005 r8:847b0000 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1330.247231][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.247280][ T32] r5:00001000 r4:dfbaf000 [ 1330.247301][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.247343][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.247392][ T32] r5:8515e78c r4:8515e400 [ 1330.247458][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.247511][ T32] r7:dddced80 r6:83018000 r5:8515e78c r4:8518e980 [ 1330.247535][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.247604][ T32] r10:61c88647 r9:847b0000 r8:8518e9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.247640][ T32] r4:8518e980 [ 1330.247661][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.247708][ T32] r10:00000000 r9:8518e980 r8:8027f5e8 r7:eaac1e60 r6:85190780 r5:847b0000 [ 1330.247763][ T32] r4:00000001 [ 1330.247788][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.247825][ T32] Exception stack(0xeaacdfb0 to 0xeaacdff8) [ 1330.247881][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.247922][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.247984][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.248021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.248045][ T32] r4:85187c00 [ 1330.248495][ T32] INFO: task kworker/0:355:4123 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1330.248535][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.248629][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.248680][ T32] Call trace: [ 1330.248764][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1330.248832][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1330.248886][ T32] r4:00000000 [ 1330.248911][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.248964][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1330.249029][ T32] 9d20: a9ae8000 eca73000 00000001 80239b98 7f185000 00000001 [ 1330.249082][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1330.249110][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1330.249136][ T32] r5:80070013 r4:80239bb0 [ 1330.249158][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1330.249293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 8 printk messages dropped ** [ 1330.249874][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1330.259549][ T32] r4:84fab300 ** 6 printk messages dropped ** [ 1330.259882][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1330.260131][ T32] task:kworker/0:356 state:D stack:0 pid:4125 tgid:4125 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1330.261130][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaad5e08 ** 9 printk messages dropped ** [ 1330.261540][ T32] r5:00001000 r4:dfc43000 ** 1 printk messages dropped ** [ 1330.261655][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1330.262262][ T32] Exception stack(0xeaad5fb0 to 0xeaad5ff8) ** 4 printk messages dropped ** [ 1330.262432][ T32] r4:85187d40 ** 5 printk messages dropped ** [ 1330.263179][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 5 printk messages dropped ** [ 1330.263406][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff ** 2 printk messages dropped ** [ 1330.263510][ T32] r4:82ac11e4 [ 1330.263579][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.263661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1330.263711][ T32] r4:e04e9dc0 [ 1330.263734][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.263808][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1330.263834][ T32] r4:00000000 [ 1330.263855][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1330.263925][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1330.263957][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.264026][ T32] r5:00001000 r4:dfe9b000 [ 1330.264058][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.264115][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.264172][ T32] r5:84ea6b8c r4:84ea6800 [ 1330.264195][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.264246][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1330.264296][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.264355][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.264379][ T32] r4:84fab300 [ 1330.264401][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.264457][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1330.264483][ T32] r4:00000001 [ 1330.264514][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.264554][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1330.264584][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.264618][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.264648][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.264680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.264703][ T32] r4:84faa100 [ 1330.264746][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.264809][ T32] INFO: task kworker/0:357:4127 blocked for more than 456 seconds. [ 1330.264901][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.264933][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.264978][ T32] task:kworker/0:357 state:D stack:0 pid:4127 tgid:4127 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.265052][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.265163][ T32] Call trace: [ 1330.265208][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1330.265259][ T32] r10:82918930 r9:eaaddd84 r8:00000002 r7:60000113 r6:eaaddd8c r5:847b3000 [ 1330.265334][ T32] r4:847b3000 [ 1330.265378][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1330.265444][ T32] r5:847b3000 r4:8291892c [ 1330.265490][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.265550][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.265627][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaadde08 [ 1330.265663][ T32] r4:00000000 [ 1330.265688][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1330.265732][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1330.265839][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.265891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85188400 [ 1330.265915][ T32] r4:00000000 [ 1330.265945][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1330.266017][ T32] r9:83018005 r8:847b3000 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 ** 1 printk messages dropped ** [ 1330.266088][ T32] r5:00001000 r4:dff87000 [ 1330.266127][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1330.266316][ T32] r7:dddced80 r6:83018000 r5:8515f78c r4:8518eb00 ** 5 printk messages dropped ** [ 1330.266567][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.266821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1330.267389][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.267629][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 1330.268046][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1330.268446][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 9 printk messages dropped ** [ 1330.268769][ T32] INFO: task kworker/0:358:4129 blocked for more than 456 seconds. ** 7 printk messages dropped ** [ 1330.269179][ T32] r4:847b2400 ** 4 printk messages dropped ** [ 1330.269397][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaae5e08 ** 9 printk messages dropped ** [ 1330.269869][ T32] r5:00001000 r4:dfd15000 [ 1330.269907][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1330.270090][ T32] r7:dddced80 r6:83018000 r5:8515f38c r4:8518eb80 ** 5 printk messages dropped ** [ 1330.303536][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1330.303712][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.304578][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1330.304630][ T32] r4:00000000 [ 1330.304669][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.304745][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1330.304818][ T32] 9d20: aa466000 eca73000 00000001 80239b98 7f185000 00000001 [ 1330.304892][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1330.304940][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1330.304997][ T32] r5:80070013 r4:80239bb0 [ 1330.305021][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.305066][ T32] r4:82ac11e4 [ 1330.305086][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.305187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1330.305224][ T32] r4:e04e9dc0 [ 1330.305266][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.305326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1330.305352][ T32] r4:00000000 [ 1330.305411][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1330.305475][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1330.305501][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.305547][ T32] r5:00001000 r4:dfe9b000 [ 1330.305576][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.305628][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.305672][ T32] r5:84ea6b8c r4:84ea6800 [ 1330.305691][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.305738][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1330.305805][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.305867][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.305891][ T32] r4:84fab300 [ 1330.305910][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.305954][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1330.305997][ T32] r4:00000001 [ 1330.306020][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.306075][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1330.306106][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.306142][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.306205][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.306257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.306282][ T32] r4:84faa100 [ 1330.306323][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.306384][ T32] INFO: task kworker/0:359:4131 blocked for more than 456 seconds. [ 1330.306441][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.306474][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.306511][ T32] task:kworker/0:359 state:D stack:0 pid:4131 tgid:4131 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.306605][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.306700][ T32] Call trace: [ 1330.306754][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1330.306808][ T32] r10:82918930 r9:eaaedd84 r8:00000002 r7:60000113 r6:eaaedd8c r5:847b6000 [ 1330.306832][ T32] r4:847b6000 [ 1330.306851][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1330.306891][ T32] r5:847b6000 r4:8291892c [ 1330.306909][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.306948][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.307001][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaede08 [ 1330.307051][ T32] r4:00000000 [ 1330.307074][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1330.307121][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1330.307160][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.307203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8518bf40 [ 1330.307224][ T32] r4:00000000 [ 1330.307243][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1330.307286][ T32] r9:83018005 r8:847b6000 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1330.307326][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.307370][ T32] r5:00001000 r4:dffdd000 [ 1330.307389][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.307427][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.307467][ T32] r5:8515fb8c r4:8515f800 [ 1330.307486][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.307528][ T32] r7:dddced80 r6:83018000 r5:8515fb8c r4:8518ec00 [ 1330.307547][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.307618][ T32] r10:61c88647 r9:847b6000 r8:8518ec2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.307665][ T32] r4:8518ec00 [ 1330.307686][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.307733][ T32] r10:00000000 r9:8518ec00 r8:8027f5e8 r7:eaadde60 r6:85190980 r5:847b6000 [ 1330.307772][ T32] r4:00000001 [ 1330.307792][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.307827][ T32] Exception stack(0xeaaedfb0 to 0xeaaedff8) [ 1330.307853][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1330.308401][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.308686][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 7 printk messages dropped ** [ 1330.309057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 10 printk messages dropped ** [ 1330.309475][ T32] r5:84ea6b8c r4:84ea6800 ** 4 printk messages dropped ** [ 1330.309709][ T32] r4:84fab300 ** 4 printk messages dropped ** [ 1330.309988][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 7 printk messages dropped ** [ 1330.310195][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1330.325255][ T32] r4:847b5400 ** 4 printk messages dropped ** [ 1330.325525][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaf5e08 ** 9 printk messages dropped ** [ 1330.325970][ T32] r5:00001000 r4:e06f3000 ** 1 printk messages dropped ** [ 1330.326054][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1330.326271][ T32] r4:8518ec80 ** 6 printk messages dropped ** [ 1330.326502][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1330.327205][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.327574][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 ** 9 printk messages dropped ** [ 1330.328007][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.328351][ T32] r5:84ea6b8c r4:84ea6800 ** 4 printk messages dropped ** [ 1330.328572][ T32] r4:84fab300 ** 4 printk messages dropped ** [ 1330.328752][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 6 printk messages dropped ** [ 1330.329052][ T32] INFO: task kworker/0:361:4135 blocked for more than 456 seconds. ** 7 printk messages dropped ** [ 1330.329564][ T32] r4:847b4800 [ 1330.329595][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1330.329644][ T32] r5:847b4800 r4:8291892c [ 1330.329664][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.329739][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.329839][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaafde08 [ 1330.329895][ T32] r4:00000000 [ 1330.329933][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1330.329983][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1330.330022][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.330065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a3000 [ 1330.330087][ T32] r4:00000000 [ 1330.330107][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1330.330151][ T32] r9:83018005 r8:847b4800 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1330.330186][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.330259][ T32] r5:00001000 r4:e0017000 [ 1330.343025][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.343154][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.343204][ T32] r5:8515ff8c r4:8515fc00 [ 1330.343225][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.343282][ T32] r7:dddced80 r6:83018000 r5:8515ff8c r4:8518ed00 [ 1330.343308][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.343356][ T32] r10:61c88647 r9:847b4800 r8:8518ed2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.343379][ T32] r4:8518ed00 [ 1330.343398][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.343463][ T32] r10:00000000 r9:8518ed00 r8:8027f5e8 r7:eaaf5e60 r6:85190a80 r5:847b4800 [ 1330.343491][ T32] r4:00000001 [ 1330.343523][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.343598][ T32] Exception stack(0xeaafdfb0 to 0xeaafdff8) [ 1330.343660][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.343693][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.343741][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.343773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.343795][ T32] r4:85188d80 [ 1330.344241][ T32] INFO: task kworker/0:361:4135 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1330.344303][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.344398][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.344449][ T32] Call trace: [ 1330.344503][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1330.344600][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1330.344634][ T32] r4:00000000 [ 1330.344786][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.344875][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1330.344914][ T32] 9d20: aab0f000 eca73000 00000001 80239b98 7f185000 00000001 [ 1330.344950][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1330.345008][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1330.345044][ T32] r5:80070013 r4:80239bb0 [ 1330.345068][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.345139][ T32] r4:82ac11e4 [ 1330.345190][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.345253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1330.345342][ T32] r4:e04e9dc0 [ 1330.345370][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.345438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1330.345465][ T32] r4:00000000 [ 1330.345486][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1330.345535][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1330.345556][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.345630][ T32] r5:00001000 r4:dfe9b000 [ 1330.345655][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.345697][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.345742][ T32] r5:84ea6b8c r4:84ea6800 [ 1330.345800][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.345877][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1330.345927][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.345988][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.346013][ T32] r4:84fab300 [ 1330.346049][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1330.346137][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.346345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1330.346846][ T32] r4:847b6c00 ** 4 printk messages dropped ** [ 1330.347039][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab05e08 ** 7 printk messages dropped ** [ 1330.347339][ T32] r9:83018005 r8:847b6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 ** 1 printk messages dropped ** [ 1330.347450][ T32] r5:00001000 r4:e00cb000 ** 3 printk messages dropped ** [ 1330.347601][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1330.348107][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.348906][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 8 printk messages dropped ** [ 1330.349248][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1330.349569][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.349977][ T32] r5:84ea6b8c r4:84ea6800 ** 3 printk messages dropped ** [ 1330.350143][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 1 printk messages dropped ** [ 1330.350188][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.373138][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1330.373232][ T32] r4:00000001 [ 1330.373277][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.373347][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1330.373389][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.373421][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.373447][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.373476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.373497][ T32] r4:84faa100 [ 1330.373520][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.373550][ T32] INFO: task kworker/0:363:4139 blocked for more than 456 seconds. [ 1330.373582][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.373606][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.373634][ T32] task:kworker/0:363 state:D stack:0 pid:4139 tgid:4139 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.373732][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.373864][ T32] Call trace: [ 1330.373900][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1330.373976][ T32] r10:82918930 r9:eab0dd84 r8:00000002 r7:60000113 r6:eab0dd8c r5:851f8c00 [ 1330.374010][ T32] r4:851f8c00 [ 1330.374064][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1330.374128][ T32] r5:851f8c00 r4:8291892c [ 1330.374152][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.374196][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.374244][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab0de08 [ 1330.374266][ T32] r4:00000000 [ 1330.374286][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1330.374334][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1330.374390][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.374438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a32c0 [ 1330.374462][ T32] r4:00000000 [ 1330.374483][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1330.374540][ T32] r9:83018005 r8:851f8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1330.374564][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.374614][ T32] r5:00001000 r4:e00fb000 [ 1330.374638][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.374706][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.374805][ T32] r5:8516078c r4:85160400 [ 1330.374877][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.374951][ T32] r7:dddced80 r6:83018000 r5:8516078c r4:8518ee00 [ 1330.374974][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.375033][ T32] r10:61c88647 r9:851f8c00 r8:8518ee2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.375073][ T32] r4:8518ee00 [ 1330.375107][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.375159][ T32] r10:00000000 r9:8518ee00 r8:8027f5e8 r7:eaaf5e60 r6:85190b80 r5:851f8c00 [ 1330.375181][ T32] r4:00000001 [ 1330.375200][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.375263][ T32] Exception stack(0xeab0dfb0 to 0xeab0dff8) [ 1330.375322][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.375368][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.375439][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.375477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.375502][ T32] r4:851a3080 [ 1330.375953][ T32] INFO: task kworker/0:363:4139 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1330.375988][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.376047][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.376117][ T32] Call trace: [ 1330.376181][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1330.376232][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1330.376269][ T32] r4:00000000 [ 1330.376291][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.376352][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1330.376386][ T32] 9d20: aaee0000 eca73000 00000001 80239b98 7f185000 00000001 [ 1330.376415][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1330.376449][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1330.376477][ T32] r5:80070013 r4:80239bb0 [ 1330.376497][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.376539][ T32] r4:82ac11e4 [ 1330.376559][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.376600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1330.376638][ T32] r4:e04e9dc0 [ 1330.376661][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.376703][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1330.376725][ T32] r4:00000000 [ 1330.376743][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1330.376808][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1330.376863][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.376915][ T32] r5:00001000 r4:dfe9b000 [ 1330.376952][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.376993][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.377046][ T32] r5:84ea6b8c r4:84ea6800 [ 1330.377068][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.377136][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1330.377159][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1330.377251][ T32] r4:84fab300 ** 4 printk messages dropped ** [ 1330.377413][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 6 printk messages dropped ** [ 1330.377628][ T32] INFO: task kworker/0:364:4141 blocked for more than 456 seconds. ** 7 printk messages dropped ** [ 1330.377964][ T32] r4:851f8000 ** 4 printk messages dropped ** [ 1330.378245][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab15e08 ** 9 printk messages dropped ** [ 1330.378728][ T32] r5:00001000 r4:e012b000 [ 1330.378770][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1330.378886][ T32] r5:85160b8c r4:85160800 ** 3 printk messages dropped ** [ 1330.379131][ T32] r10:61c88647 r9:851f8000 r8:8518eeac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1330.379391][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1330.379932][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.397449][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 ** 5 printk messages dropped ** [ 1330.397725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 9 printk messages dropped ** [ 1330.398200][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.398242][ T32] r5:84ea6b8c r4:84ea6800 [ 1330.398262][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.398308][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1330.398328][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.398372][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.398399][ T32] r4:84fab300 [ 1330.398419][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.398463][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1330.398508][ T32] r4:00000001 [ 1330.398532][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.398568][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1330.398605][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.398658][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.398699][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.398730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.398760][ T32] r4:84faa100 [ 1330.398786][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.398817][ T32] INFO: task kworker/0:365:4143 blocked for more than 456 seconds. [ 1330.398849][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.398887][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.398912][ T32] task:kworker/0:365 state:D stack:0 pid:4143 tgid:4143 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.399011][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.399080][ T32] Call trace: [ 1330.399127][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1330.399178][ T32] r10:82918930 r9:eab1dd84 r8:00000002 r7:60000113 r6:eab1dd8c r5:851f9800 [ 1330.399200][ T32] r4:851f9800 [ 1330.399219][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1330.399258][ T32] r5:851f9800 r4:8291892c [ 1330.399277][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.399316][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.399360][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab1de08 [ 1330.399403][ T32] r4:00000000 [ 1330.399487][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1330.399540][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1330.399577][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.399624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a3540 [ 1330.399647][ T32] r4:00000000 [ 1330.399677][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1330.399724][ T32] r9:83018005 r8:851f9800 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1330.399745][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.399786][ T32] r5:00001000 r4:e0147000 [ 1330.399805][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.399842][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.399886][ T32] r5:85160f8c r4:85160c00 [ 1330.399906][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.399949][ T32] r7:dddced80 r6:83018000 r5:85160f8c r4:8518ef00 [ 1330.399968][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.400012][ T32] r10:61c88647 r9:851f9800 r8:8518ef2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.400033][ T32] r4:8518ef00 [ 1330.400050][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.400093][ T32] r10:00000000 r9:8518ef00 r8:8027f5e8 r7:eaaf5e60 r6:85190c80 r5:851f9800 [ 1330.400162][ T32] r4:00000001 [ 1330.400184][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.400234][ T32] Exception stack(0xeab1dfb0 to 0xeab1dff8) [ 1330.406266][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.406348][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.406378][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.406410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.406433][ T32] r4:851a3340 [ 1330.406869][ T32] INFO: task kworker/0:365:4143 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1330.406925][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.407048][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.407130][ T32] Call trace: [ 1330.407190][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1330.407266][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1330.407294][ T32] r4:00000000 [ 1330.407343][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.407417][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1330.407450][ T32] 9d20: ab3a5000 eca73000 00000001 80239b98 7f185000 00000001 [ 1330.407480][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 ** 6 printk messages dropped ** [ 1330.407679][ T32] r4:e04e9dc0 ** 7 printk messages dropped ** [ 1330.408019][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1330.408440][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1330.408606][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.408861][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1330.409311][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab25e08 ** 6 printk messages dropped ** [ 1330.409583][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1330.409731][ T32] r5:00001000 r4:e0474000 [ 1330.409751][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.409841][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.409892][ T32] r5:8516138c r4:85161000 [ 1330.409933][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.409984][ T32] r7:dddced80 r6:83018000 r5:8516138c r4:8518ef80 [ 1330.410004][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.410089][ T32] r10:61c88647 r9:851fbc00 r8:8518efac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.410115][ T32] r4:8518ef80 [ 1330.410155][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.410241][ T32] r10:00000000 r9:8518ef80 r8:8027f5e8 r7:eaaf5e60 r6:85190d00 r5:851fbc00 [ 1330.423657][ T32] r4:00000001 [ 1330.423701][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.423766][ T32] Exception stack(0xeab25fb0 to 0xeab25ff8) [ 1330.423796][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.423853][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.423906][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.423944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.423966][ T32] r4:851a3480 [ 1330.424427][ T32] INFO: task kworker/0:366:4145 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1330.424469][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.424558][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.424630][ T32] Call trace: [ 1330.424669][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1330.424754][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1330.424799][ T32] r4:00000000 [ 1330.424843][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.424890][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1330.424920][ T32] 9d20: aba3b000 eca73000 00000001 80239b98 7f185000 00000001 [ 1330.424968][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1330.425003][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1330.425028][ T32] r5:80070013 r4:80239bb0 [ 1330.425048][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.425102][ T32] r4:82ac11e4 [ 1330.425131][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.425200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1330.425236][ T32] r4:e04e9dc0 [ 1330.425297][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.425368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1330.425393][ T32] r4:00000000 [ 1330.425453][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1330.425528][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1330.425559][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.425605][ T32] r5:00001000 r4:dfe9b000 [ 1330.425631][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.425692][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.425740][ T32] r5:84ea6b8c r4:84ea6800 [ 1330.425814][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.425868][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1330.425992][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.426084][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.426109][ T32] r4:84fab300 [ 1330.426150][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.426196][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1330.426218][ T32] r4:00000001 [ 1330.426238][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.426271][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1330.426312][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.426344][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.426395][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1330.426553][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1330.426854][ T32] r4:851fb000 ** 5 printk messages dropped ** [ 1330.427130][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1330.427267][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1330.427540][ T32] r5:00001000 r4:e0659000 [ 1330.427560][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1330.427670][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1330.428033][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 4 printk messages dropped ** [ 1330.428328][ T32] r4:851a3640 ** 5 printk messages dropped ** [ 1330.429002][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 8 printk messages dropped ** [ 1330.429532][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1330.429885][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1330.450729][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1330.451278][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1330.451657][ T32] task:kworker/0:368 state:D stack:0 pid:4149 tgid:4149 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1330.452206][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1330.452616][ T32] r9:83018005 r8:851fa400 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 ** 2 printk messages dropped ** [ 1330.452706][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.452766][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.452820][ T32] r5:85161b8c r4:85161800 [ 1330.452841][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.452891][ T32] r7:dddced80 r6:83018000 r5:85161b8c r4:851af080 [ 1330.452913][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.452982][ T32] r10:61c88647 r9:851fa400 r8:851af0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.453063][ T32] r4:851af080 [ 1330.453088][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.453138][ T32] r10:00000000 r9:851af080 r8:8027f5e8 r7:eaaf5e60 r6:85190e00 r5:851fa400 [ 1330.453163][ T32] r4:00000001 [ 1330.453192][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.453232][ T32] Exception stack(0xeab35fb0 to 0xeab35ff8) [ 1330.453291][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.453325][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.453353][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.453383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.453406][ T32] r4:851a3780 [ 1330.453934][ T32] INFO: task kworker/0:368:4149 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1330.453985][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.454081][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.454143][ T32] Call trace: [ 1330.454192][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1330.454245][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1330.454270][ T32] r4:00000000 [ 1330.454292][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.454352][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1330.454387][ T32] 9d20: abd1c000 eca73000 00000001 80239b98 7f185000 00000001 [ 1330.454418][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1330.454444][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1330.454489][ T32] r5:80070013 r4:80239bb0 [ 1330.454526][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.454594][ T32] r4:82ac11e4 [ 1330.454633][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.454713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1330.454741][ T32] r4:e04e9dc0 [ 1330.454763][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.454806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1330.454829][ T32] r4:00000000 [ 1330.454848][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1330.454894][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1330.454916][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.454958][ T32] r5:00001000 r4:dfe9b000 [ 1330.454988][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.455032][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.455075][ T32] r5:84ea6b8c r4:84ea6800 [ 1330.455118][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.455171][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1330.455217][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.455289][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.455325][ T32] r4:84fab300 [ 1330.455359][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.455438][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1330.455465][ T32] r4:00000001 [ 1330.455486][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.455522][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1330.455549][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.455580][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.455607][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.455643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.455667][ T32] r4:84faa100 [ 1330.455687][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.455731][ T32] INFO: task kworker/0:369:4151 blocked for more than 456 seconds. ** 3 printk messages dropped ** [ 1330.455899][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1330.456397][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab3de08 ** 8 printk messages dropped ** [ 1330.456764][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.456880][ T32] r5:00001000 r4:e06bd000 [ 1330.456903][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1330.457173][ T32] r10:61c88647 r9:851fc800 r8:851af12c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1330.457439][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.458321][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 7 printk messages dropped ** [ 1330.458584][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1330.459148][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1330.459380][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.459430][ T32] r4:84fab300 [ 1330.459454][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.459565][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1330.459642][ T32] r4:00000001 [ 1330.459688][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.459761][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1330.459792][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.459828][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.459874][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.459928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.459953][ T32] r4:84faa100 [ 1330.459973][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.460054][ T32] INFO: task kworker/0:370:4154 blocked for more than 456 seconds. [ 1330.460086][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.460109][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.460129][ T32] task:kworker/0:370 state:D stack:0 pid:4154 tgid:4154 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.460196][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.460352][ T32] Call trace: [ 1330.480747][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1330.480874][ T32] r10:82918930 r9:eab41d84 r8:00000002 r7:60000113 r6:eab41d8c r5:851fe000 [ 1330.480980][ T32] r4:851fe000 [ 1330.481008][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1330.481063][ T32] r5:851fe000 r4:8291892c [ 1330.481086][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.481127][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.481172][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab41e08 [ 1330.481198][ T32] r4:00000000 [ 1330.481255][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1330.481307][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1330.481347][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.481388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a3c80 [ 1330.481409][ T32] r4:00000000 [ 1330.481427][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1330.481472][ T32] r9:83018005 r8:851fe000 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1330.481512][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.481560][ T32] r5:00001000 r4:e06ff000 [ 1330.481580][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.481625][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.481667][ T32] r5:8516278c r4:85162400 [ 1330.481686][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.481732][ T32] r7:dddced80 r6:83018000 r5:8516278c r4:851af180 [ 1330.481753][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.481843][ T32] r10:61c88647 r9:851fe000 r8:851af1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.481885][ T32] r4:851af180 [ 1330.481932][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.481997][ T32] r10:00000000 r9:851af180 r8:8027f5e8 r7:eaaf5e60 r6:85190f00 r5:851fe000 [ 1330.482032][ T32] r4:00000001 [ 1330.482054][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.482092][ T32] Exception stack(0xeab41fb0 to 0xeab41ff8) [ 1330.482144][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.482197][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.482252][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.482285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.482308][ T32] r4:851a3b00 [ 1330.482759][ T32] INFO: task kworker/0:370:4154 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1330.482797][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.482867][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.482946][ T32] Call trace: [ 1330.483002][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1330.483055][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 4 printk messages dropped ** [ 1330.483223][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 ** 11 printk messages dropped ** [ 1330.483716][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 ** 10 printk messages dropped ** [ 1330.484120][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 12 printk messages dropped ** [ 1330.484616][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 11 printk messages dropped ** [ 1330.485066][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.485247][ T32] r4:00000000 [ 1330.485265][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1330.485333][ T32] r9:83018005 r8:851fd400 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1330.485358][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.485414][ T32] r5:00001000 r4:e0831000 [ 1330.485436][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.485474][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.485534][ T32] r5:85162b8c r4:85162800 [ 1330.485556][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.485601][ T32] r7:dddced80 r6:83018000 r5:85162b8c r4:851af280 [ 1330.485626][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.485691][ T32] r10:61c88647 r9:851fd400 r8:851af2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.485740][ T32] r4:851af280 ** 6 printk messages dropped ** [ 1330.486097][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1330.486821][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 5 printk messages dropped ** [ 1330.486983][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1330.487281][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 ** 10 printk messages dropped ** [ 1330.487740][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1330.488134][ T32] INFO: task kworker/0:372:4157 blocked for more than 457 seconds. ** 11 printk messages dropped ** [ 1330.488602][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1330.489043][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1330.489323][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.489397][ T32] r7:dddced80 r6:83018000 r5:8516338c r4:851af200 [ 1330.489425][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.489537][ T32] r10:61c88647 r9:8500e000 r8:851af22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.489572][ T32] r4:851af200 [ 1330.489591][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.489669][ T32] r10:00000000 r9:851af200 r8:8027f5e8 r7:eab49e60 r6:851bd000 r5:8500e000 [ 1330.489694][ T32] r4:00000001 [ 1330.489714][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.489756][ T32] Exception stack(0xeab4dfb0 to 0xeab4dff8) [ 1330.489829][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.489863][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.489896][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.489928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.489964][ T32] r4:851a3f40 [ 1330.490223][ T32] INFO: task kworker/0:372:4157 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1330.516558][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.516728][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.516807][ T32] Call trace: [ 1330.516902][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1330.516984][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1330.517012][ T32] r4:00000000 [ 1330.517033][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.517073][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1330.517112][ T32] 9d20: ac5fd000 eca73000 00000001 80239b98 7f185000 00000001 [ 1330.517145][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1330.517179][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1330.517208][ T32] r5:80070013 r4:80239bb0 [ 1330.517247][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.517296][ T32] r4:82ac11e4 [ 1330.517315][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.517357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1330.517379][ T32] r4:e04e9dc0 [ 1330.517398][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.517461][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1330.517487][ T32] r4:00000000 [ 1330.517506][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1330.517595][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1330.517631][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.517676][ T32] r5:00001000 r4:dfe9b000 [ 1330.517706][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.517749][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.517818][ T32] r5:84ea6b8c r4:84ea6800 [ 1330.517839][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.517886][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1330.517906][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1330.518167][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 7 printk messages dropped ** [ 1330.518421][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1330.518682][ T32] r4:85200c00 ** 4 printk messages dropped ** [ 1330.518860][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab55e08 ** 9 printk messages dropped ** [ 1330.519194][ T32] r5:00001000 r4:e48bb000 [ 1330.519213][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1330.519332][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1330.519717][ T32] Exception stack(0xeab55fb0 to 0xeab55ff8) ** 6 printk messages dropped ** [ 1330.533413][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1330.534169][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff ** 6 printk messages dropped ** [ 1330.534407][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1330.534879][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1330.534974][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.535031][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1330.535056][ T32] r4:00000001 [ 1330.535075][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.535109][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1330.535136][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.535173][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.535202][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.535258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.535284][ T32] r4:84faa100 [ 1330.535307][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.535359][ T32] INFO: task kworker/0:374:4161 blocked for more than 457 seconds. [ 1330.535421][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.535468][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.535492][ T32] task:kworker/0:374 state:D stack:0 pid:4161 tgid:4161 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.535537][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.535578][ T32] Call trace: [ 1330.535614][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1330.535662][ T32] r10:82918930 r9:eab5dd84 r8:00000002 r7:60000013 r6:eab5dd8c r5:85200000 [ 1330.535703][ T32] r4:85200000 [ 1330.535732][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1330.535773][ T32] r5:85200000 r4:8291892c [ 1330.535792][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.535830][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.535874][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab5de08 [ 1330.535895][ T32] r4:00000000 [ 1330.535913][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1330.535948][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1330.536145][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.536185][ T32] r5:00001000 r4:dfa0d000 [ 1330.536203][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1330.536459][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1330.536824][ T32] Exception stack(0xeab5dfb0 to 0xeab5dff8) [ 1330.536860][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.536890][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.536915][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.536942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.536963][ T32] r4:851870c0 [ 1330.537468][ T32] INFO: task kworker/0:374:4161 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1330.537552][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.537695][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.537843][ T32] Call trace: [ 1330.537916][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1330.538054][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1330.538123][ T32] r4:00000000 [ 1330.538171][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.538301][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1330.538378][ T32] 9d20: ac9d5000 eca73000 00000001 80239b98 7f185000 00000001 [ 1330.538463][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1330.538531][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1330.538588][ T32] r5:80070013 r4:80239bb0 [ 1330.538648][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.538762][ T32] r4:82ac11e4 [ 1330.538839][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.538949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1330.539005][ T32] r4:e04e9dc0 [ 1330.539067][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.539167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1330.539224][ T32] r4:00000000 [ 1330.539292][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1330.539423][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1330.539487][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.539594][ T32] r5:00001000 r4:dfe9b000 ** 4 printk messages dropped ** [ 1330.540001][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 11 printk messages dropped ** [ 1330.568194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 13 printk messages dropped ** [ 1330.569046][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1330.569479][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.569524][ T32] r5:00001000 r4:e48d3000 [ 1330.569558][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.569601][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.569649][ T32] r5:8516378c r4:85163400 [ 1330.569728][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.569824][ T32] r7:dddced80 r6:83018000 r5:8516378c r4:851af380 [ 1330.569857][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.569910][ T32] r10:61c88647 r9:85201800 r8:851af3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.569975][ T32] r4:851af380 [ 1330.569996][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.570062][ T32] r10:00000000 r9:851af380 r8:8027f5e8 r7:eab5de60 r6:851bd180 r5:85201800 ** 5 printk messages dropped ** [ 1330.570315][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1330.576309][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 ** 18 printk messages dropped ** [ 1330.577692][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 10 printk messages dropped ** [ 1330.578089][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1330.578598][ T32] r5:85202400 r4:8291892c ** 9 printk messages dropped ** [ 1330.579054][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1330.579338][ T32] r7:dddced80 r6:83018000 r5:85163b8c r4:851af480 ** 2 printk messages dropped ** [ 1330.579433][ T32] r4:851af480 [ 1330.579450][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.579493][ T32] r10:00000000 r9:851af480 r8:8027f5e8 r7:eab5de60 r6:851bd200 r5:85202400 [ 1330.579514][ T32] r4:00000001 [ 1330.579532][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.579584][ T32] Exception stack(0xeab6dfb0 to 0xeab6dff8) [ 1330.579626][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.579678][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.579706][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.579734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.579755][ T32] r4:851be2c0 [ 1330.580032][ T32] INFO: task kworker/0:376:4165 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1330.580063][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.580154][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.580203][ T32] Call trace: [ 1330.600812][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1330.601053][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1330.601114][ T32] r4:00000000 [ 1330.601181][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.601277][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1330.601348][ T32] 9d20: ad12f000 eca73000 00000001 80239b98 7f185000 00000001 [ 1330.601414][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1330.601491][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1330.601560][ T32] r5:80070013 r4:80239bb0 [ 1330.601615][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.601712][ T32] r4:82ac11e4 [ 1330.601798][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.601946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1330.602014][ T32] r4:e04e9dc0 [ 1330.602059][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1330.602501][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 ** 18 printk messages dropped ** [ 1330.604113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 15 printk messages dropped ** [ 1330.605320][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab75e08 ** 9 printk messages dropped ** [ 1330.605668][ T32] r5:00001000 r4:e48f9000 ** 3 printk messages dropped ** [ 1330.605867][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 20 printk messages dropped ** [ 1330.607313][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1330.608219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 3 printk messages dropped ** [ 1330.608456][ T32] r4:00000000 [ 1330.608501][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1330.608599][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1330.608681][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.608802][ T32] r5:00001000 r4:dfe9b000 [ 1330.608882][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.608977][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.609088][ T32] r5:84ea6b8c r4:84ea6800 [ 1330.609140][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.609248][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1330.609326][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.609439][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.609501][ T32] r4:84fab300 [ 1330.609572][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.609678][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1330.609734][ T32] r4:00000001 [ 1330.609820][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.609907][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 1 printk messages dropped ** [ 1330.610044][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1330.632442][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1330.633341][ T32] r5:00001000 r4:e890d000 ** 4 printk messages dropped ** [ 1330.633803][ T32] r7:dddced80 r6:83018000 r5:8516438c r4:851af580 ** 12 printk messages dropped ** [ 1330.634774][ T32] r4:851be240 ** 5 printk messages dropped ** [ 1330.636078][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 14 printk messages dropped ** [ 1330.637308][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1330.638134][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1330.638509][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1330.638562][ T32] r4:00000001 [ 1330.638617][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.638709][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1330.638771][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.638832][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.638904][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.638969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.639031][ T32] r4:84faa100 [ 1330.639086][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.639162][ T32] INFO: task kworker/0:379:4171 blocked for more than 457 seconds. [ 1330.639230][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.639283][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.639330][ T32] task:kworker/0:379 state:D stack:0 pid:4171 tgid:4171 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.639473][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.639580][ T32] Call trace: [ 1330.639671][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1330.639778][ T32] r10:82918930 r9:eab85d84 r8:00000002 r7:60000013 r6:eab85d8c r5:85203000 [ 1330.639828][ T32] r4:85203000 [ 1330.639882][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1330.639972][ T32] r5:85203000 r4:8291892c [ 1330.640016][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.640097][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.640192][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab85e08 [ 1330.640241][ T32] r4:00000000 [ 1330.640285][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1330.675737][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1330.675920][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.676021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851be580 [ 1330.676107][ T32] r4:00000000 [ 1330.676170][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1330.676306][ T32] r9:83018005 r8:85203000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1330.676365][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.676465][ T32] r5:00001000 r4:e8919000 [ 1330.676513][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.676601][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.676698][ T32] r5:8516478c r4:85164400 [ 1330.676752][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.676871][ T32] r7:dddced80 r6:83018000 r5:8516478c r4:851af600 ** 9 printk messages dropped ** [ 1330.677691][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 19 printk messages dropped ** [ 1330.680051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 18 printk messages dropped ** [ 1330.692439][ T32] r4:00000001 ** 10 printk messages dropped ** [ 1330.693206][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 16 printk messages dropped ** [ 1330.694579][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.694928][ T32] r5:00001000 r4:e892b000 ** 9 printk messages dropped ** [ 1330.695725][ T32] r10:00000000 r9:851af680 r8:8027f5e8 r7:eab5de60 r6:851bd400 r5:85203c00 ** 14 printk messages dropped ** [ 1330.697696][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1330.698474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 10 printk messages dropped ** [ 1330.699348][ T32] r5:84ea6b8c r4:84ea6800 [ 1330.699423][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.699538][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1330.699587][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.699685][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.699734][ T32] r4:84fab300 [ 1330.699781][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.699882][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1330.699972][ T32] r4:00000001 [ 1330.700030][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.700109][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1330.700170][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.700232][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.724813][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.724945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.725020][ T32] r4:84faa100 [ 1330.725099][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.725180][ T32] INFO: task kworker/0:381:4175 blocked for more than 457 seconds. [ 1330.725258][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.725316][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.725540][ T32] task:kworker/0:381 state:D stack:0 pid:4175 tgid:4175 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.725712][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.725887][ T32] Call trace: [ 1330.725979][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1330.726099][ T32] r10:82918930 r9:eab9dd84 r8:00000002 r7:60000113 r6:eab9dd8c r5:85206000 ** 5 printk messages dropped ** [ 1330.726603][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab9de08 ** 9 printk messages dropped ** [ 1330.727630][ T32] r5:00001000 r4:eab8d000 ** 7 printk messages dropped ** [ 1330.728294][ T32] r4:851af700 ** 11 printk messages dropped ** [ 1330.730001][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 25 printk messages dropped ** [ 1330.755318][ T32] r5:84ea6b8c r4:84ea6800 ** 11 printk messages dropped ** [ 1330.755756][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1330.756387][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 14 printk messages dropped ** [ 1330.756986][ T32] r5:8516538c r4:85165000 ** 11 printk messages dropped ** [ 1330.757864][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1330.759902][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff ** 6 printk messages dropped ** [ 1330.771283][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1330.772250][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 7 printk messages dropped ** [ 1330.772792][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 2 printk messages dropped ** [ 1330.772889][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.772917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.772953][ T32] r4:84faa100 [ 1330.772982][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.773026][ T32] INFO: task kworker/0:383:4179 blocked for more than 457 seconds. [ 1330.773061][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.773114][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.773176][ T32] task:kworker/0:383 state:D stack:0 pid:4179 tgid:4179 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.773296][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.773394][ T32] Call trace: [ 1330.773477][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1330.773591][ T32] r10:82918930 r9:eabb9d84 r8:00000002 r7:60000113 r6:eabb9d8c r5:85209800 [ 1330.773661][ T32] r4:85209800 [ 1330.773709][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1330.773831][ T32] r5:85209800 r4:8291892c [ 1330.773901][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.774022][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.774130][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabb9e08 [ 1330.774186][ T32] r4:00000000 [ 1330.774236][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1330.774318][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1330.774415][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.774512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bea00 [ 1330.774565][ T32] r4:00000000 [ 1330.774614][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1330.774727][ T32] r9:83018005 r8:85209800 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1330.774778][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.774882][ T32] r5:00001000 r4:eaba9000 [ 1330.774933][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.775072][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1330.775270][ T32] r10:61c88647 r9:85209800 r8:851af82c r7:82804d40 r6:dddced80 r5:dddceda0 ** 16 printk messages dropped ** [ 1330.776414][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 16 printk messages dropped ** [ 1330.777067][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 ** 16 printk messages dropped ** [ 1330.777745][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1330.778449][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabc1e08 ** 12 printk messages dropped ** [ 1330.778842][ T32] r5:85165b8c r4:85165800 ** 9 printk messages dropped ** [ 1330.779294][ T32] Exception stack(0xeabc1fb0 to 0xeabc1ff8) ** 11 printk messages dropped ** [ 1330.810232][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1330.811561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 13 printk messages dropped ** [ 1330.812589][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.812692][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.812743][ T32] r4:84fab300 [ 1330.812813][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.812925][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1330.812977][ T32] r4:00000001 [ 1330.813024][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.813100][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1330.813162][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.813228][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.813287][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.813350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.813400][ T32] r4:84faa100 [ 1330.813452][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.813536][ T32] INFO: task kworker/0:385:4183 blocked for more than 457 seconds. [ 1330.813613][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.813671][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.813721][ T32] task:kworker/0:385 state:D stack:0 pid:4183 tgid:4183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.813869][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.813970][ T32] Call trace: [ 1330.814047][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1330.814149][ T32] r10:82918930 r9:eaa65d84 r8:00000002 r7:60000013 r6:eaa65d8c r5:8520a400 [ 1330.814203][ T32] r4:8520a400 [ 1330.814273][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1330.814363][ T32] r5:8520a400 r4:8291892c [ 1330.814408][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.814491][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.814586][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa65e08 [ 1330.814638][ T32] r4:00000000 [ 1330.814687][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1330.814794][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1330.814880][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1330.815381][ T32] r5:00001000 r4:df9bb000 [ 1330.815432][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1330.815654][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1330.817603][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1330.818685][ T32] r4:82ac11e4 ** 11 printk messages dropped ** [ 1330.819501][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1330.850013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 16 printk messages dropped ** [ 1330.862432][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1330.863123][ T32] r5:00001000 r4:dfedb000 ** 3 printk messages dropped ** [ 1330.863413][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1330.864181][ T32] Exception stack(0xeaa79fb0 to 0xeaa79ff8) [ 1330.864249][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.864312][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.864420][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.864508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.864563][ T32] r4:851bed80 [ 1330.865351][ T32] INFO: task kworker/0:386:4184 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1330.865437][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.865565][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.865673][ T32] Call trace: [ 1330.865744][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1330.865903][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1330.865964][ T32] r4:00000000 [ 1330.866014][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.866109][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1330.866179][ T32] 9d20: aeb9d000 eca73000 00000001 80239b98 7f185000 00000001 [ 1330.866252][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1330.866337][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1330.866404][ T32] r5:80070013 r4:80239bb0 [ 1330.866455][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 14 printk messages dropped ** [ 1330.867557][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1330.868803][ T32] INFO: task kworker/0:387:4187 blocked for more than 457 seconds. ** 15 printk messages dropped ** [ 1330.870109][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1330.891714][ T32] r5:00001000 r4:dfacf000 [ 1330.891762][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.891848][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.891950][ T32] r5:8516678c r4:85166400 [ 1330.891996][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.892111][ T32] r7:dddced80 r6:83018000 r5:8516678c r4:851afa00 [ 1330.892164][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.892272][ T32] r10:61c88647 r9:8520c800 r8:851afa2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.892328][ T32] r4:851afa00 [ 1330.892380][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.892488][ T32] r10:00000000 r9:851afa00 r8:8027f5e8 r7:eaa79e60 r6:851bd780 r5:8520c800 [ 1330.892546][ T32] r4:00000001 [ 1330.892628][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.892719][ T32] Exception stack(0xeaa7dfb0 to 0xeaa7dff8) [ 1330.892786][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.892848][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.892933][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.893025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.893087][ T32] r4:84736280 [ 1330.893897][ T32] INFO: task kworker/0:387:4187 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1330.893990][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 20 printk messages dropped ** [ 1330.895738][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 ** 17 printk messages dropped ** [ 1330.896773][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1330.897587][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabcde08 ** 12 printk messages dropped ** [ 1330.898170][ T32] r5:85166b8c r4:85166800 ** 9 printk messages dropped ** [ 1330.898567][ T32] Exception stack(0xeabcdfb0 to 0xeabcdff8) ** 11 printk messages dropped ** [ 1330.899416][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1330.900115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 18 printk messages dropped ** [ 1330.925462][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1330.925913][ T32] Not tainted 6.15.0-syzkaller #0 ** 11 printk messages dropped ** [ 1330.926477][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabd1e08 ** 12 printk messages dropped ** [ 1330.926956][ T32] r5:85166f8c r4:85166c00 ** 6 printk messages dropped ** [ 1330.927211][ T32] r10:00000000 r9:851afb00 r8:8027f5e8 r7:eaa79e60 r6:851bd880 r5:8520e000 ** 13 printk messages dropped ** [ 1330.928225][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 4 printk messages dropped ** [ 1330.928366][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1330.928390][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1330.928414][ T32] r5:80070013 r4:80239bb0 [ 1330.928433][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.928481][ T32] r4:82ac11e4 [ 1330.928502][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.928545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1330.928567][ T32] r4:e04e9dc0 [ 1330.928586][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.928626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1330.928648][ T32] r4:00000000 [ 1330.928666][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1330.928711][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1330.928732][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.928790][ T32] r5:00001000 r4:dfe9b000 [ 1330.928814][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.928853][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.928903][ T32] r5:84ea6b8c r4:84ea6800 [ 1330.928923][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.928969][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1330.928988][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.929033][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.929056][ T32] r4:84fab300 [ 1330.929076][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.929118][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 11 printk messages dropped ** [ 1330.929415][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 14 printk messages dropped ** [ 1330.930026][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1330.930267][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1330.946316][ T32] r4:85245540 ** 5 printk messages dropped ** [ 1330.947103][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 15 printk messages dropped ** [ 1330.947815][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 17 printk messages dropped ** [ 1330.948719][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.948749][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.948777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.948800][ T32] r4:84faa100 [ 1330.948835][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.948874][ T32] INFO: task kworker/0:391:4195 blocked for more than 457 seconds. [ 1330.948943][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.948974][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.948995][ T32] task:kworker/0:391 state:D stack:0 pid:4195 tgid:4195 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.949086][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.949182][ T32] Call trace: [ 1330.949216][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1330.949263][ T32] r10:82918930 r9:eabd9d84 r8:00000002 r7:60000013 r6:eabd9d8c r5:851fec00 [ 1330.949286][ T32] r4:851fec00 [ 1330.949330][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1330.949447][ T32] r5:851fec00 r4:8291892c [ 1330.949504][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.949567][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.949653][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabd9e08 [ 1330.949680][ T32] r4:00000000 [ 1330.949715][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1330.949795][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1330.949837][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.949920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85245700 ** 3 printk messages dropped ** [ 1330.950052][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1330.950241][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1330.964523][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1330.965314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 16 printk messages dropped ** [ 1330.966123][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 17 printk messages dropped ** [ 1330.967080][ T32] r10:82918930 r9:ea9f9d84 r8:00000002 r7:60000013 r6:ea9f9d8c r5:85206c00 ** 15 printk messages dropped ** [ 1330.967693][ T32] r5:00001000 r4:e0503000 ** 3 printk messages dropped ** [ 1330.967861][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1330.968912][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.968967][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.969041][ T32] Call trace: [ 1330.969099][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1330.969149][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1330.969183][ T32] r4:00000000 [ 1330.969248][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.969309][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1330.969366][ T32] 9d20: af4e5000 eca73000 00000001 80239b98 7f185000 00000001 [ 1330.969400][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1330.969426][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1330.969449][ T32] r5:80070013 r4:80239bb0 [ 1330.969473][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.969517][ T32] r4:82ac11e4 [ 1330.969536][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.969578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1330.969600][ T32] r4:e04e9dc0 [ 1330.969657][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.969728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1330.969789][ T32] r4:00000000 [ 1330.969818][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1330.969872][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1330.969894][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.969937][ T32] r5:00001000 r4:dfe9b000 [ 1330.969957][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1330.970079][ T32] r5:84ea6b8c r4:84ea6800 ** 12 printk messages dropped ** [ 1330.993948][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1330.994644][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1330.995115][ T32] r5:00001000 r4:e0631000 ** 4 printk messages dropped ** [ 1330.995353][ T32] r7:dddced80 r6:83018000 r5:8516938c r4:851afc80 ** 12 printk messages dropped ** [ 1330.995825][ T32] r4:852457c0 ** 8 printk messages dropped ** [ 1330.996708][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 7 printk messages dropped ** [ 1330.997030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 17 printk messages dropped ** [ 1330.997680][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 16 printk messages dropped ** [ 1330.998451][ T32] r10:82918930 r9:eabe9d84 r8:00000002 r7:60000113 r6:eabe9d8c r5:85212400 ** 15 printk messages dropped ** [ 1330.999149][ T32] r5:00001000 r4:e058b000 ** 6 printk messages dropped ** [ 1330.999444][ T32] r10:61c88647 r9:85212400 r8:851afdac r7:82804d40 r6:dddced80 r5:dddceda0 ** 19 printk messages dropped ** [ 1331.011606][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 5 printk messages dropped ** [ 1331.011780][ T32] r4:82ac11e4 [ 1331.011799][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.011865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1331.011892][ T32] r4:e04e9dc0 [ 1331.011912][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.011954][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1331.011976][ T32] r4:00000000 [ 1331.012017][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.012069][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1331.012092][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.012137][ T32] r5:00001000 r4:dfe9b000 [ 1331.012156][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.012195][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.012237][ T32] r5:84ea6b8c r4:84ea6800 [ 1331.012258][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.012308][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1331.012333][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.012381][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.012403][ T32] r4:84fab300 [ 1331.012422][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.012479][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1331.012505][ T32] r4:00000001 [ 1331.012525][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.012559][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1331.012585][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.012626][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.012657][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.012698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.012720][ T32] r4:84faa100 [ 1331.012772][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.012860][ T32] INFO: task kworker/0:395:4205 blocked for more than 457 seconds. [ 1331.012911][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.012939][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.012989][ T32] task:kworker/0:395 state:D stack:0 pid:4205 tgid:4205 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.013049][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.013094][ T32] Call trace: [ 1331.013125][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1331.013195][ T32] r10:82918930 r9:eabedd84 r8:00000002 r7:60000113 r6:eabedd8c r5:85210c00 [ 1331.013222][ T32] r4:85210c00 [ 1331.013266][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1331.013353][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1331.013904][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.013949][ T32] r5:00001000 r4:e05a7000 [ 1331.013968][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1331.014140][ T32] r7:dddced80 r6:83018000 r5:8516878c r4:851afe00 ** 9 printk messages dropped ** [ 1331.014492][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1331.015145][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.015370][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 7 printk messages dropped ** [ 1331.015717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 8 printk messages dropped ** [ 1331.016033][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.016099][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.016156][ T32] r5:84ea6b8c r4:84ea6800 [ 1331.016179][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.016227][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1331.016263][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.016312][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.016361][ T32] r4:84fab300 [ 1331.016383][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.016451][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1331.016477][ T32] r4:00000001 [ 1331.016497][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.016553][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1331.016583][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.016628][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.016679][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.016711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.016734][ T32] r4:84faa100 [ 1331.016765][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.016794][ T32] INFO: task kworker/0:396:4207 blocked for more than 457 seconds. [ 1331.016823][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.016866][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.016893][ T32] task:kworker/0:396 state:D stack:0 pid:4207 tgid:4207 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.016938][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.016978][ T32] Call trace: [ 1331.017156][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1331.017205][ T32] r10:82918930 r9:eabf5d84 r8:00000002 r7:60000113 r6:eabf5d8c r5:85213c00 [ 1331.017227][ T32] r4:85213c00 [ 1331.017280][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1331.017348][ T32] r5:85213c00 r4:8291892c [ 1331.017371][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.017411][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.017480][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabf5e08 [ 1331.017507][ T32] r4:00000000 [ 1331.017550][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1331.017592][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.017630][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.017696][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85245b80 [ 1331.017721][ T32] r4:00000000 [ 1331.017740][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.017843][ T32] r9:83018005 r8:85213c00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1331.017873][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.017928][ T32] r5:00001000 r4:e05c9000 [ 1331.017951][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.018010][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1331.018116][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.018164][ T32] r7:dddced80 r6:83018000 r5:85168b8c r4:851aff00 [ 1331.018185][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.018279][ T32] r10:61c88647 r9:85213c00 r8:851aff2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.018308][ T32] r4:851aff00 [ 1331.018329][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.018373][ T32] r10:00000000 r9:851aff00 r8:8027f5e8 r7:eabe1e60 r6:851bdc00 r5:85213c00 [ 1331.018394][ T32] r4:00000001 [ 1331.018412][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.018446][ T32] Exception stack(0xeabf5fb0 to 0xeabf5ff8) [ 1331.018472][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.018500][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.018536][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.018569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.018592][ T32] r4:85245a40 [ 1331.018854][ T32] INFO: task kworker/0:396:4207 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1331.018892][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.018946][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.019004][ T32] Call trace: [ 1331.019039][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1331.019112][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 4 printk messages dropped ** [ 1331.019260][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 ** 10 printk messages dropped ** [ 1331.019629][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1331.020086][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 5 printk messages dropped ** [ 1331.040853][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1331.041160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1331.041849][ T32] r10:82918930 r9:eabfdd84 r8:00000002 r7:60000113 r6:eabfdd8c r5:85213000 ** 8 printk messages dropped ** [ 1331.042335][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1331.042698][ T32] r5:00001000 r4:e05f5000 [ 1331.042720][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1331.042803][ T32] r5:85168f8c r4:85168c00 ** 1 printk messages dropped ** [ 1331.042888][ T32] r7:dddced80 r6:83018000 r5:85168f8c r4:851afe80 ** 10 printk messages dropped ** [ 1331.043222][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1331.043996][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.044069][ T32] Call trace: [ 1331.044105][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1331.044155][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1331.044178][ T32] r4:00000000 [ 1331.044196][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.044269][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1331.044361][ T32] 9d20: afd6c000 eca73000 00000001 80239b98 7f185000 00000001 [ 1331.044394][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1331.044471][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.044516][ T32] r5:80070013 r4:80239bb0 [ 1331.044539][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.044604][ T32] r4:82ac11e4 [ 1331.044628][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.044675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1331.044721][ T32] r4:e04e9dc0 [ 1331.044793][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.044839][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1331.044894][ T32] r4:00000000 [ 1331.044916][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.045002][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1331.045027][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.045082][ T32] r5:00001000 r4:dfe9b000 [ 1331.045101][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.045165][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.045289][ T32] r5:84ea6b8c r4:84ea6800 [ 1331.045323][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.045399][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1331.045423][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.045483][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.045508][ T32] r4:84fab300 [ 1331.045557][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.045616][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1331.045647][ T32] r4:00000001 [ 1331.045668][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.045704][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1331.045743][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.045822][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.045853][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.045886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.045943][ T32] r4:84faa100 [ 1331.046015][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.046044][ T32] INFO: task kworker/0:398:4211 blocked for more than 457 seconds. [ 1331.046097][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.046123][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.046143][ T32] task:kworker/0:398 state:D stack:0 pid:4211 tgid:4211 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1331.046454][ T32] r4:85215400 ** 4 printk messages dropped ** [ 1331.046616][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac05e08 ** 9 printk messages dropped ** [ 1331.047002][ T32] r5:00001000 r4:e0783000 [ 1331.047023][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.047065][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.047131][ T32] r5:8516978c r4:85169400 [ 1331.047188][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.047238][ T32] r7:dddced80 r6:83018000 r5:8516978c r4:851aff80 [ 1331.047283][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.047348][ T32] r10:61c88647 r9:85215400 r8:851affac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.047374][ T32] r4:851aff80 [ 1331.047404][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.047465][ T32] r10:00000000 r9:851aff80 r8:8027f5e8 r7:eabe1e60 r6:851bdd00 r5:85215400 [ 1331.047497][ T32] r4:00000001 [ 1331.047523][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.047581][ T32] Exception stack(0xeac05fb0 to 0xeac05ff8) [ 1331.047620][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.047676][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.047727][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.047759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.047781][ T32] r4:85245a40 [ 1331.048025][ T32] INFO: task kworker/0:398:4211 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1331.048074][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.048208][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.048283][ T32] Call trace: [ 1331.048393][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1331.048535][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1331.048586][ T32] r4:00000000 [ 1331.048640][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.048682][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1331.048711][ T32] 9d20: afd6c000 eca73000 00000001 80239b98 7f185000 00000001 [ 1331.048741][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1331.048792][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.048887][ T32] r5:80070013 r4:80239bb0 [ 1331.048916][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.048961][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1331.049044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 8 printk messages dropped ** [ 1331.049362][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1331.049666][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1331.083873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1331.084258][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.084348][ T32] Call trace: [ 1331.084384][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1331.084462][ T32] r10:82918930 r9:eac0dd84 r8:00000002 r7:60000113 r6:eac0dd8c r5:85214800 [ 1331.084489][ T32] r4:85214800 [ 1331.084510][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1331.084550][ T32] r5:85214800 r4:8291892c [ 1331.084570][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.084665][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.084741][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac0de08 [ 1331.084786][ T32] r4:00000000 [ 1331.084832][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1331.084909][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.084982][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.085031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84736400 [ 1331.085055][ T32] r4:00000000 [ 1331.085114][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.085167][ T32] r9:83018005 r8:85214800 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1331.085189][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.085258][ T32] r5:00001000 r4:df9ad000 [ 1331.085312][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.085366][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.085410][ T32] r5:85169b8c r4:85169800 [ 1331.085430][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.085476][ T32] r7:dddced80 r6:83018000 r5:85169b8c r4:85251000 [ 1331.085497][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.085542][ T32] r10:61c88647 r9:85214800 r8:8525102c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.085564][ T32] r4:85251000 [ 1331.085631][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.085682][ T32] r10:00000000 r9:85251000 r8:8027f5e8 r7:eac05e60 r6:851bdd80 r5:85214800 [ 1331.085728][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1331.085847][ T32] Exception stack(0xeac0dfb0 to 0xeac0dff8) ** 6 printk messages dropped ** [ 1331.086493][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1331.087272][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1331.087550][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.087925][ T32] r5:84ea6b8c r4:84ea6800 ** 3 printk messages dropped ** [ 1331.088136][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1331.088686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1331.089162][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.089627][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1331.090044][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1331.102944][ T32] r5:8516a38c r4:8516a000 ** 4 printk messages dropped ** [ 1331.103152][ T32] r4:85251080 ** 4 printk messages dropped ** [ 1331.103630][ T32] Exception stack(0xeaa9dfb0 to 0xeaa9dff8) ** 4 printk messages dropped ** [ 1331.103767][ T32] r4:85245ec0 ** 2 printk messages dropped ** [ 1331.104439][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.104912][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 5 printk messages dropped ** [ 1331.105138][ T32] r4:82ac11e4 ** 10 printk messages dropped ** [ 1331.105666][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1331.105919][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.105971][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.105994][ T32] r4:84fab300 [ 1331.106014][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.106057][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1331.106079][ T32] r4:00000001 [ 1331.106112][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.106151][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1331.106178][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.106255][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.106284][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.106337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.106559][ T32] r4:84faa100 [ 1331.106638][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.106673][ T32] INFO: task kworker/0:401:4217 blocked for more than 457 seconds. [ 1331.106730][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.106759][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.106781][ T32] task:kworker/0:401 state:D stack:0 pid:4217 tgid:4217 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.106880][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.106923][ T32] Call trace: [ 1331.106985][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1331.107035][ T32] r10:82918930 r9:eab01d84 r8:00000002 r7:60000113 r6:eab01d8c r5:85216000 [ 1331.107060][ T32] r4:85216000 [ 1331.107104][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1331.107147][ T32] r5:85216000 r4:8291892c [ 1331.107167][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.107206][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.107253][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab01e08 [ 1331.107299][ T32] r4:00000000 [ 1331.107322][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1331.107384][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.107424][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.107464][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bed40 [ 1331.107486][ T32] r4:00000000 [ 1331.107503][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.107546][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1331.107568][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.107608][ T32] r5:00001000 r4:dfb79000 [ 1331.107666][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.107732][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.107801][ T32] r5:85169f8c r4:85169c00 [ 1331.107824][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.107886][ T32] r7:dddced80 r6:83018000 r5:85169f8c r4:85251100 [ 1331.107960][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.108020][ T32] r10:61c88647 r9:85216000 r8:8525112c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.108070][ T32] r4:85251100 [ 1331.108091][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.108137][ T32] r10:00000000 r9:85251100 r8:8027f5e8 r7:eaa9de60 r6:851bde80 r5:85216000 [ 1331.108168][ T32] r4:00000001 [ 1331.108187][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.108247][ T32] Exception stack(0xeab01fb0 to 0xeab01ff8) [ 1331.108276][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.108307][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.108357][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.108412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.108437][ T32] r4:84736380 [ 1331.108687][ T32] INFO: task kworker/0:401:4217 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1331.108722][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1331.108988][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 7 printk messages dropped ** [ 1331.109380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 9 printk messages dropped ** [ 1331.109948][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1331.132429][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 9 printk messages dropped ** [ 1331.132873][ T32] INFO: task kworker/0:402:4219 blocked for more than 457 seconds. ** 6 printk messages dropped ** [ 1331.133288][ T32] r10:82918930 r9:eab95d84 r8:00000002 r7:60000113 r6:eab95d8c r5:85218c00 ** 5 printk messages dropped ** [ 1331.133544][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab95e08 ** 7 printk messages dropped ** [ 1331.134037][ T32] r9:83018005 r8:85218c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 ** 2 printk messages dropped ** [ 1331.134149][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1331.134488][ T32] r10:61c88647 r9:85218c00 r8:852511ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.134514][ T32] r4:85251180 [ 1331.134556][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.134617][ T32] r10:00000000 r9:85251180 r8:8027f5e8 r7:eaa9de60 r6:851bdf00 r5:85218c00 [ 1331.134672][ T32] r4:00000001 [ 1331.134694][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.134730][ T32] Exception stack(0xeab95fb0 to 0xeab95ff8) [ 1331.134757][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.134783][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.134808][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.134836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.134883][ T32] r4:85259080 [ 1331.135322][ T32] INFO: task kworker/0:402:4219 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1331.135357][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.135414][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.135473][ T32] Call trace: [ 1331.135507][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1331.135556][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1331.135602][ T32] r4:00000000 [ 1331.135655][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.135697][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1331.135757][ T32] 9d20: b09d9000 eca73000 00000001 80239b98 7f185000 00000001 [ 1331.135815][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1331.135844][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.135899][ T32] r5:80070013 r4:80239bb0 [ 1331.135923][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.135964][ T32] r4:82ac11e4 [ 1331.135984][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.136037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1331.136062][ T32] r4:e04e9dc0 [ 1331.136084][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.136164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1331.136190][ T32] r4:00000000 [ 1331.136209][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.136254][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1331.136274][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.136319][ T32] r5:00001000 r4:dfe9b000 [ 1331.136363][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.136428][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.136478][ T32] r5:84ea6b8c r4:84ea6800 [ 1331.136497][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.136542][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1331.136583][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.136649][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.136690][ T32] r4:84fab300 [ 1331.136761][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.136810][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1331.136833][ T32] r4:00000001 [ 1331.136851][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.136895][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1331.136972][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.137004][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1331.137155][ T32] INFO: task kworker/0:403:4222 blocked for more than 457 seconds. ** 7 printk messages dropped ** [ 1331.137681][ T32] r4:8521a400 ** 4 printk messages dropped ** [ 1331.137931][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabc9e08 ** 9 printk messages dropped ** [ 1331.138317][ T32] r5:00001000 r4:e0111000 [ 1331.138361][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1331.138474][ T32] r5:8516b78c r4:8516b400 ** 1 printk messages dropped ** [ 1331.138538][ T32] r7:dddced80 r6:83018000 r5:8516b78c r4:85251200 ** 7 printk messages dropped ** [ 1331.138807][ T32] Exception stack(0xeabc9fb0 to 0xeabc9ff8) ** 4 printk messages dropped ** [ 1331.139047][ T32] r4:852592c0 ** 2 printk messages dropped ** [ 1331.139410][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.139770][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 ** 10 printk messages dropped ** [ 1331.140155][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1331.159711][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1331.159891][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.160070][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1331.171024][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1331.171574][ T32] r4:85219800 [ 1331.171597][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1331.171639][ T32] r5:85219800 r4:8291892c [ 1331.171658][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.171707][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.171753][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac15e08 [ 1331.171820][ T32] r4:00000000 [ 1331.171941][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1331.171984][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.172025][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.172075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85259300 [ 1331.172122][ T32] r4:00000000 [ 1331.172145][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.172193][ T32] r9:83018005 r8:85219800 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1331.172214][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.172256][ T32] r5:00001000 r4:dff61000 [ 1331.172280][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.172334][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.172380][ T32] r5:8516ab8c r4:8516a800 [ 1331.172400][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.172446][ T32] r7:dddced80 r6:83018000 r5:8516ab8c r4:85251280 [ 1331.172466][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.172510][ T32] r10:61c88647 r9:85219800 r8:852512ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.172542][ T32] r4:85251280 [ 1331.172564][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.172609][ T32] r10:00000000 r9:85251280 r8:8027f5e8 r7:eabc9e60 r6:85263000 r5:85219800 [ 1331.172632][ T32] r4:00000001 [ 1331.172650][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.172687][ T32] Exception stack(0xeac15fb0 to 0xeac15ff8) [ 1331.172714][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.172768][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.172798][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.172850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.172905][ T32] r4:852592c0 [ 1331.173351][ T32] INFO: task kworker/0:404:4223 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1331.173387][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.173457][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.173504][ T32] Call trace: [ 1331.173597][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1331.173647][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1331.173675][ T32] r4:00000000 [ 1331.173695][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1331.173881][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 ** 11 printk messages dropped ** [ 1331.174482][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 ** 9 printk messages dropped ** [ 1331.174954][ T32] r4:84fab300 ** 4 printk messages dropped ** [ 1331.175099][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 6 printk messages dropped ** [ 1331.175368][ T32] INFO: task kworker/0:405:4225 blocked for more than 457 seconds. ** 6 printk messages dropped ** [ 1331.175648][ T32] r10:82918930 r9:eaa05d84 r8:00000002 r7:60000013 r6:eaa05d8c r5:85138c00 ** 8 printk messages dropped ** [ 1331.175991][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1331.176281][ T32] r5:00001000 r4:dffe9000 ** 3 printk messages dropped ** [ 1331.176397][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1331.176731][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1331.176848][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1331.177391][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.177704][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 ** 6 printk messages dropped ** [ 1331.177939][ T32] r4:e04e9dc0 ** 6 printk messages dropped ** [ 1331.178192][ T32] r5:00001000 r4:dfe9b000 ** 6 printk messages dropped ** [ 1331.178472][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1331.178991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1331.179254][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.179593][ T32] r5:8513ec00 r4:8291892c ** 5 printk messages dropped ** [ 1331.179910][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1331.180223][ T32] r5:00001000 r4:e003d000 [ 1331.180247][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.180323][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.202410][ T32] r5:8516b38c r4:8516b000 [ 1331.202460][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.202537][ T32] r7:dddced80 r6:83018000 r5:8516b38c r4:85251400 [ 1331.202558][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.202605][ T32] r10:61c88647 r9:8513ec00 r8:8525142c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.202638][ T32] r4:85251400 [ 1331.202660][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.202707][ T32] r10:00000000 r9:85251400 r8:8027f5e8 r7:eabc9e60 r6:85251480 r5:8513ec00 [ 1331.202949][ T32] r4:00000001 [ 1331.203008][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.203050][ T32] Exception stack(0xeac19fb0 to 0xeac19ff8) [ 1331.203081][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.203111][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.203138][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.203165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.203187][ T32] r4:85259400 [ 1331.203634][ T32] INFO: task kworker/0:406:4228 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1331.203673][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.203742][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.203868][ T32] Call trace: [ 1331.203931][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1331.203998][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1331.204039][ T32] r4:00000000 [ 1331.204062][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.204103][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1331.204131][ T32] 9d20: b12cd000 eca73000 00000001 80239b98 7f185000 00000001 [ 1331.204161][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1331.204210][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.204237][ T32] r5:80070013 r4:80239bb0 [ 1331.204257][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.204449][ T32] r4:82ac11e4 [ 1331.204473][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.204517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1331.204575][ T32] r4:e04e9dc0 [ 1331.204599][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.204670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1331.204697][ T32] r4:00000000 [ 1331.204716][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.204787][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1331.204812][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.204879][ T32] r5:00001000 r4:dfe9b000 [ 1331.204904][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.204960][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.205005][ T32] r5:84ea6b8c r4:84ea6800 [ 1331.205024][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.205071][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1331.205092][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.205149][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.205175][ T32] r4:84fab300 [ 1331.205219][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.205277][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1331.205326][ T32] r4:00000001 [ 1331.205348][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.205384][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1331.205435][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.205491][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.205524][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.205603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.205655][ T32] r4:84faa100 [ 1331.205680][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.205710][ T32] INFO: task kworker/0:407:4230 blocked for more than 457 seconds. [ 1331.205797][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.205829][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.205851][ T32] task:kworker/0:407 state:D stack:0 pid:4230 tgid:4230 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.205900][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.205992][ T32] Call trace: [ 1331.206064][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1331.206113][ T32] r10:82918930 r9:eac1dd84 r8:00000002 r7:60000113 r6:eac1dd8c r5:8513b000 [ 1331.206188][ T32] r4:8513b000 [ 1331.206212][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1331.206264][ T32] r5:8513b000 r4:8291892c [ 1331.206288][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.206331][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.206388][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac1de08 [ 1331.206427][ T32] r4:00000000 [ 1331.206450][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1331.206488][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.206525][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1331.206732][ T32] r5:00001000 r4:e0141000 [ 1331.206778][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1331.206869][ T32] r5:8516bb8c r4:8516b800 ** 4 printk messages dropped ** [ 1331.207225][ T32] r4:85251500 ** 6 printk messages dropped ** [ 1331.207442][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.208284][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 4 printk messages dropped ** [ 1331.208510][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1331.208536][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.208560][ T32] r5:80070013 r4:80239bb0 [ 1331.208579][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.208626][ T32] r4:82ac11e4 [ 1331.208687][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.208750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1331.208776][ T32] r4:e04e9dc0 [ 1331.208795][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.208837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1331.208862][ T32] r4:00000000 [ 1331.208906][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.208978][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1331.209002][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.209045][ T32] r5:00001000 r4:dfe9b000 [ 1331.209065][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.209102][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.209145][ T32] r5:84ea6b8c r4:84ea6800 [ 1331.209187][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.209235][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1331.209385][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.209438][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.209484][ T32] r4:84fab300 [ 1331.209507][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.209552][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1331.209574][ T32] r4:00000001 [ 1331.209592][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.209630][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1331.209656][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.209684][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.209735][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.209806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.209838][ T32] r4:84faa100 [ 1331.209863][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.209890][ T32] INFO: task kworker/0:408:4231 blocked for more than 457 seconds. [ 1331.209917][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.209940][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.209982][ T32] task:kworker/0:408 state:D stack:0 pid:4231 tgid:4231 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.210062][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.210126][ T32] Call trace: [ 1331.210219][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1331.210313][ T32] r10:82918930 r9:eac29d84 r8:00000002 r7:60000013 r6:eac29d8c r5:85216c00 [ 1331.227654][ T32] r4:85216c00 [ 1331.227732][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1331.227829][ T32] r5:85216c00 r4:8291892c [ 1331.227869][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.227915][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.227963][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac29e08 [ 1331.227985][ T32] r4:00000000 [ 1331.228003][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1331.228040][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.228081][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.228278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85259c80 [ 1331.228305][ T32] r4:00000000 [ 1331.228399][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.228480][ T32] r9:83018005 r8:85216c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1331.228506][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.228554][ T32] r5:00001000 r4:e067f000 [ 1331.228592][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.228657][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.228703][ T32] r5:8516c38c r4:8516c000 [ 1331.228723][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.228771][ T32] r7:dddced80 r6:83018000 r5:8516c38c r4:85251600 [ 1331.228791][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.228842][ T32] r10:61c88647 r9:85216c00 r8:8525162c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.228896][ T32] r4:85251600 ** 4 printk messages dropped ** [ 1331.229338][ T32] Exception stack(0xeac29fb0 to 0xeac29ff8) ** 6 printk messages dropped ** [ 1331.230044][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1331.244000][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 ** 6 printk messages dropped ** [ 1331.244239][ T32] r4:e04e9dc0 ** 7 printk messages dropped ** [ 1331.244634][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1331.244973][ T32] r4:84fab300 ** 6 printk messages dropped ** [ 1331.245363][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.245390][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.245443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.245468][ T32] r4:84faa100 [ 1331.245516][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.245552][ T32] INFO: task kworker/0:409:4233 blocked for more than 457 seconds. [ 1331.245597][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.245648][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.245687][ T32] task:kworker/0:409 state:D stack:0 pid:4233 tgid:4233 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.245806][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.245895][ T32] Call trace: [ 1331.245929][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1331.245978][ T32] r10:82918930 r9:eac25d84 r8:00000002 r7:60000013 r6:eac25d8c r5:8520ec00 [ 1331.246025][ T32] r4:8520ec00 [ 1331.246053][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1331.246118][ T32] r5:8520ec00 r4:8291892c [ 1331.246140][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.246206][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.246256][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac25e08 [ 1331.246281][ T32] r4:00000000 [ 1331.246299][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1331.246360][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.246400][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.246443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85259b80 [ 1331.246490][ T32] r4:00000000 [ 1331.246535][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.246616][ T32] r9:83018005 r8:8520ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1331.246642][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.246742][ T32] r5:00001000 r4:e0643000 [ 1331.246768][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.246811][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.246852][ T32] r5:8516bf8c r4:8516bc00 [ 1331.246884][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.246945][ T32] r7:dddced80 r6:83018000 r5:8516bf8c r4:85251700 [ 1331.246969][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.247030][ T32] r10:61c88647 r9:8520ec00 r8:8525172c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.247055][ T32] r4:85251700 [ 1331.247083][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.247130][ T32] r10:00000000 r9:85251700 r8:8027f5e8 r7:eac29e60 r6:85251780 r5:8520ec00 [ 1331.247153][ T32] r4:00000001 [ 1331.247171][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.247204][ T32] Exception stack(0xeac25fb0 to 0xeac25ff8) [ 1331.247230][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.247281][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.247333][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.247365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.247387][ T32] r4:85259680 [ 1331.247820][ T32] INFO: task kworker/0:409:4233 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1331.247854][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.247948][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.248019][ T32] Call trace: [ 1331.248065][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1331.248115][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 2 printk messages dropped ** [ 1331.248197][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 5 printk messages dropped ** [ 1331.248702][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1331.249135][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1331.249519][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1331.250097][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.269017][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.269387][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1331.269932][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.270014][ T32] r5:00001000 r4:e06c5000 [ 1331.270039][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.270097][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.270158][ T32] r5:8516c78c r4:8516c400 [ 1331.270179][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.270246][ T32] r7:dddced80 r6:83018000 r5:8516c78c r4:85251800 [ 1331.275191][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.275347][ T32] r10:61c88647 r9:84ca6000 r8:8525182c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.275391][ T32] r4:85251800 [ 1331.275458][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.275535][ T32] r10:00000000 r9:85251800 r8:8027f5e8 r7:eac29e60 r6:85251880 r5:84ca6000 [ 1331.275560][ T32] r4:00000001 [ 1331.275616][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.275668][ T32] Exception stack(0xea991fb0 to 0xea991ff8) [ 1331.275699][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.275736][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.275762][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.275810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.275837][ T32] r4:85259c00 [ 1331.276266][ T32] INFO: task kworker/0:410:4236 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1331.276335][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.276410][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.276488][ T32] Call trace: [ 1331.276590][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1331.276648][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1331.276672][ T32] r4:00000000 [ 1331.276690][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.276734][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1331.276764][ T32] 9d20: b1ab4000 eca73000 00000001 80239b98 7f185000 00000001 [ 1331.276870][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1331.276976][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.277005][ T32] r5:80070013 r4:80239bb0 [ 1331.277028][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.277078][ T32] r4:82ac11e4 [ 1331.277099][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.277149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1331.277172][ T32] r4:e04e9dc0 [ 1331.277191][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.277270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1331.277394][ T32] r4:00000000 [ 1331.277442][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.277493][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1331.277515][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.277607][ T32] r5:00001000 r4:dfe9b000 [ 1331.277649][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.277719][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.277814][ T32] r5:84ea6b8c r4:84ea6800 [ 1331.277864][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.277916][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1331.277936][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.277982][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.278040][ T32] r4:84fab300 [ 1331.278077][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.278151][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1331.278200][ T32] r4:00000001 [ 1331.278223][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.278259][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1331.278294][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.278322][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.278347][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.278398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.278426][ T32] r4:84faa100 [ 1331.278447][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.278493][ T32] INFO: task kworker/0:411:4239 blocked for more than 457 seconds. [ 1331.278528][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.278577][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.278601][ T32] task:kworker/0:411 state:D stack:0 pid:4239 tgid:4239 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1331.278751][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1331.279158][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.279316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852aa040 ** 4 printk messages dropped ** [ 1331.279484][ T32] r5:00001000 r4:e0793000 [ 1331.279520][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1331.279787][ T32] r4:85251900 ** 4 printk messages dropped ** [ 1331.279995][ T32] Exception stack(0xeac35fb0 to 0xeac35ff8) ** 4 printk messages dropped ** [ 1331.280186][ T32] r4:85259d80 ** 2 printk messages dropped ** [ 1331.299076][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.299385][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 7 printk messages dropped ** [ 1331.299742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 10 printk messages dropped ** [ 1331.302722][ T32] r5:84ea6b8c r4:84ea6800 ** 3 printk messages dropped ** [ 1331.302974][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.303023][ T32] r4:84fab300 [ 1331.303047][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.303218][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1331.303295][ T32] r4:00000001 [ 1331.303319][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.303356][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1331.303386][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.303413][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.303454][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.303486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.303507][ T32] r4:84faa100 [ 1331.303577][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.303680][ T32] INFO: task kworker/0:412:4240 blocked for more than 457 seconds. [ 1331.303719][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.303745][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.303777][ T32] task:kworker/0:412 state:D stack:0 pid:4240 tgid:4240 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.303842][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.303928][ T32] Call trace: [ 1331.303996][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1331.304063][ T32] r10:82918930 r9:eac2dd84 r8:00000002 r7:60000113 r6:eac2dd8c r5:84d30000 [ 1331.304092][ T32] r4:84d30000 [ 1331.304114][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1331.304157][ T32] r5:84d30000 r4:8291892c [ 1331.304201][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.304246][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.304293][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac2de08 [ 1331.304316][ T32] r4:00000000 [ 1331.304334][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1331.304467][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.304511][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.304554][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85245500 [ 1331.304576][ T32] r4:00000000 [ 1331.304596][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.304671][ T32] r9:83018005 r8:84d30000 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1331.304696][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.304740][ T32] r5:00001000 r4:e06fd000 [ 1331.304759][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.304797][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.304838][ T32] r5:8516cb8c r4:8516c800 [ 1331.304863][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.304909][ T32] r7:dddced80 r6:83018000 r5:8516cb8c r4:85251a00 [ 1331.304929][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.304973][ T32] r10:61c88647 r9:84d30000 r8:85251a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.304994][ T32] r4:85251a00 [ 1331.305012][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.305057][ T32] r10:00000000 r9:85251a00 r8:8027f5e8 r7:eac35e60 r6:85251a80 r5:84d30000 [ 1331.305079][ T32] r4:00000001 [ 1331.305115][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.305192][ T32] Exception stack(0xeac2dfb0 to 0xeac2dff8) [ 1331.305223][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.305253][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.305278][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.305306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.305327][ T32] r4:85259d80 [ 1331.305820][ T32] INFO: task kworker/0:412:4240 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1331.305869][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.305981][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.306045][ T32] Call trace: [ 1331.306116][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1331.306171][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1331.306208][ T32] r4:00000000 [ 1331.306231][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.306272][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1331.306300][ T32] 9d20: b1de1000 eca73000 00000001 80239b98 7f185000 00000001 [ 1331.306404][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1331.306434][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.306509][ T32] r5:80070013 r4:80239bb0 [ 1331.306555][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.306601][ T32] r4:82ac11e4 [ 1331.306622][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.306701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1331.306728][ T32] r4:e04e9dc0 [ 1331.306748][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 2 printk messages dropped ** [ 1331.306875][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1331.307081][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1331.307252][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1331.307706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1331.307932][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1331.308414][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1331.308843][ T32] r9:83018005 r8:84d31800 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 ** 1 printk messages dropped ** [ 1331.308993][ T32] r5:00001000 r4:e07a7000 ** 2 printk messages dropped ** [ 1331.309160][ T32] r5:8516d38c r4:8516d000 ** 3 printk messages dropped ** [ 1331.309387][ T32] r10:61c88647 r9:84d31800 r8:85251b2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1331.309954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1331.334135][ T32] r4:00000000 [ 1331.334209][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.334261][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1331.334294][ T32] 9d20: b21c3000 eca73000 00000001 80239b98 7f185000 00000001 [ 1331.334324][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1331.334352][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.334393][ T32] r5:80070013 r4:80239bb0 [ 1331.334440][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.334489][ T32] r4:82ac11e4 [ 1331.334522][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.334568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1331.334590][ T32] r4:e04e9dc0 [ 1331.334612][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.334655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1331.334684][ T32] r4:00000000 [ 1331.334724][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.334775][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1331.334801][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.334901][ T32] r5:00001000 r4:dfe9b000 [ 1331.334924][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.334966][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.335048][ T32] r5:84ea6b8c r4:84ea6800 [ 1331.335073][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.335122][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1331.335166][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.335289][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.335315][ T32] r4:84fab300 [ 1331.335335][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.335385][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1331.335409][ T32] r4:00000001 [ 1331.335442][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.335480][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1331.335506][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.335537][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.335590][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.335625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.335650][ T32] r4:84faa100 [ 1331.335674][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.335704][ T32] INFO: task kworker/0:414:4244 blocked for more than 457 seconds. [ 1331.335736][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.335777][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.335802][ T32] task:kworker/0:414 state:D stack:0 pid:4244 tgid:4244 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.335849][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.335900][ T32] Call trace: [ 1331.335934][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1331.335993][ T32] r10:82918930 r9:eac41d84 r8:00000002 r7:60000013 r6:eac41d8c r5:8521b000 [ 1331.336027][ T32] r4:8521b000 [ 1331.336047][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1331.336088][ T32] r5:8521b000 r4:8291892c [ 1331.336107][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.336170][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.336236][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac41e08 [ 1331.336286][ T32] r4:00000000 [ 1331.336308][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1331.336347][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.336384][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.336425][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852aa380 [ 1331.336446][ T32] r4:00000000 [ 1331.336464][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.336531][ T32] r9:83018005 r8:8521b000 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1331.336556][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.336598][ T32] r5:00001000 r4:e07cb000 [ 1331.336622][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.336662][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.336704][ T32] r5:8516d78c r4:8516d400 [ 1331.336723][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.336768][ T32] r7:dddced80 r6:83018000 r5:8516d78c r4:85251c00 [ 1331.336811][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.336871][ T32] r10:61c88647 r9:8521b000 r8:85251c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.336895][ T32] r4:85251c00 [ 1331.336933][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.336981][ T32] r10:00000000 r9:85251c00 r8:8027f5e8 r7:eac3de60 r6:85263080 r5:8521b000 [ 1331.337003][ T32] r4:00000001 [ 1331.337036][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.337073][ T32] Exception stack(0xeac41fb0 to 0xeac41ff8) [ 1331.337136][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.337167][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.337217][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.337252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.337292][ T32] r4:852aa080 [ 1331.337733][ T32] INFO: task kworker/0:414:4244 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1331.337815][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.337914][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.338014][ T32] Call trace: [ 1331.338075][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1331.338249][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 5 printk messages dropped ** [ 1331.338574][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1331.338908][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.338961][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1331.338983][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.339063][ T32] r5:00001000 r4:dfe9b000 [ 1331.339109][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.339179][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.339250][ T32] r5:84ea6b8c r4:84ea6800 [ 1331.339296][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.339372][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1331.339422][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.339472][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.339496][ T32] r4:84fab300 [ 1331.339516][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.339595][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1331.339627][ T32] r4:00000001 [ 1331.339648][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.339684][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1331.339710][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.339772][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.339819][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.339869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.339920][ T32] r4:84faa100 [ 1331.339950][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.339977][ T32] INFO: task kworker/0:415:4246 blocked for more than 457 seconds. [ 1331.340005][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.340029][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.340049][ T32] task:kworker/0:415 state:D stack:0 pid:4246 tgid:4246 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.340123][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.340232][ T32] Call trace: [ 1331.359414][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1331.359528][ T32] r10:82918930 r9:eac49d84 r8:00000002 r7:60000013 r6:eac49d8c r5:8521d400 [ 1331.359575][ T32] r4:8521d400 [ 1331.359600][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1331.359647][ T32] r5:8521d400 r4:8291892c [ 1331.359668][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.359709][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.359760][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac49e08 [ 1331.359813][ T32] r4:00000000 [ 1331.359836][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1331.359910][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.359957][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.360012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852aa500 [ 1331.360036][ T32] r4:00000000 [ 1331.360056][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.360157][ T32] r9:83018005 r8:8521d400 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1331.360197][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.365532][ T32] r5:00001000 r4:e07df000 [ 1331.365613][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.365680][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.365810][ T32] r5:8516db8c r4:8516d800 [ 1331.365853][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.365912][ T32] r7:dddced80 r6:83018000 r5:8516db8c r4:85251c80 [ 1331.365933][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.365980][ T32] r10:61c88647 r9:8521d400 r8:85251cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.366002][ T32] r4:85251c80 [ 1331.366020][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.366087][ T32] r10:00000000 r9:85251c80 r8:8027f5e8 r7:eac41e60 r6:85263100 r5:8521d400 [ 1331.366114][ T32] r4:00000001 [ 1331.366133][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.366171][ T32] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1331.366200][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.366228][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.366253][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.366280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1331.366838][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1331.367214][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1331.367436][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 11 printk messages dropped ** [ 1331.367849][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1331.368215][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1331.368455][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1331.368954][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac51e08 ** 8 printk messages dropped ** [ 1331.369273][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.369450][ T32] r5:00001000 r4:e0801000 [ 1331.369473][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.369513][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.369555][ T32] r5:8516df8c r4:8516dc00 [ 1331.369799][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.369880][ T32] r7:dddced80 r6:83018000 r5:8516df8c r4:85251d00 [ 1331.369903][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.370030][ T32] r10:61c88647 r9:8521ec00 r8:85251d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.370056][ T32] r4:85251d00 [ 1331.370080][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.370126][ T32] r10:00000000 r9:85251d00 r8:8027f5e8 r7:eac49e60 r6:85263180 r5:8521ec00 [ 1331.370149][ T32] r4:00000001 [ 1331.370166][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.370199][ T32] Exception stack(0xeac51fb0 to 0xeac51ff8) [ 1331.370296][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.384257][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.384309][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.384349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.384375][ T32] r4:852aa480 [ 1331.384801][ T32] INFO: task kworker/0:416:4248 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1331.384839][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.384967][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.385029][ T32] Call trace: [ 1331.385060][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1331.385113][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1331.385136][ T32] r4:00000000 [ 1331.385218][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.385263][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1331.385301][ T32] 9d20: b29d1000 eca73000 00000001 80239b98 7f185000 00000001 [ 1331.385334][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1331.385360][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.385384][ T32] r5:80070013 r4:80239bb0 [ 1331.385403][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.385445][ T32] r4:82ac11e4 [ 1331.385465][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.385511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1331.385655][ T32] r4:e04e9dc0 [ 1331.385679][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.385721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1331.385803][ T32] r4:00000000 [ 1331.385839][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.385893][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1331.385914][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.385956][ T32] r5:00001000 r4:dfe9b000 [ 1331.385999][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.386055][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.386141][ T32] r5:84ea6b8c r4:84ea6800 [ 1331.386164][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.386214][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1331.386233][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.386326][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.386426][ T32] r4:84fab300 [ 1331.386457][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1331.386654][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 7 printk messages dropped ** [ 1331.387068][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1331.387804][ T32] r4:8521bc00 ** 4 printk messages dropped ** [ 1331.388113][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac5de08 ** 9 printk messages dropped ** [ 1331.388599][ T32] r5:00001000 r4:e4881000 [ 1331.388619][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1331.388697][ T32] r5:8516e78c r4:8516e400 ** 4 printk messages dropped ** [ 1331.389024][ T32] r4:85251d80 ** 6 printk messages dropped ** [ 1331.389549][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.413931][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 7 printk messages dropped ** [ 1331.414162][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 13 printk messages dropped ** [ 1331.414870][ T32] r5:84ea6b8c r4:84ea6800 ** 4 printk messages dropped ** [ 1331.415133][ T32] r4:84fab300 ** 7 printk messages dropped ** [ 1331.415554][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.416055][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1331.416367][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1331.416702][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1331.416812][ T32] r5:00001000 r4:e0821000 [ 1331.416867][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.416912][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.416954][ T32] r5:8516e38c r4:8516e000 [ 1331.416973][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.417032][ T32] r7:dddced80 r6:83018000 r5:8516e38c r4:85251e00 [ 1331.417077][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.417152][ T32] r10:61c88647 r9:8513e000 r8:85251e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.417187][ T32] r4:85251e00 [ 1331.417206][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.417266][ T32] r10:00000000 r9:85251e00 r8:8027f5e8 r7:eac5de60 r6:85263280 r5:8513e000 [ 1331.417304][ T32] r4:00000001 [ 1331.417331][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.417366][ T32] Exception stack(0xeac61fb0 to 0xeac61ff8) [ 1331.417391][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.417418][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.417467][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.417499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.417522][ T32] r4:852aa600 [ 1331.417999][ T32] INFO: task kworker/0:418:4252 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1331.418038][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.418107][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.418200][ T32] Call trace: [ 1331.418257][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1331.418311][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1331.418334][ T32] r4:00000000 [ 1331.418352][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.418404][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1331.418436][ T32] 9d20: b2df8000 eca73000 00000001 80239b98 7f185000 00000001 [ 1331.418465][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1331.418523][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.418552][ T32] r5:80070013 r4:80239bb0 [ 1331.418572][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.418633][ T32] r4:82ac11e4 [ 1331.418667][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.418737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1331.418762][ T32] r4:e04e9dc0 [ 1331.418781][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.418822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1331.418843][ T32] r4:00000000 [ 1331.418898][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.418951][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1331.418975][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.419051][ T32] r5:00001000 r4:dfe9b000 [ 1331.419101][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.419149][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.419219][ T32] r5:84ea6b8c r4:84ea6800 [ 1331.419267][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.419343][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1331.419390][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.419442][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.419491][ T32] r4:84fab300 [ 1331.419514][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.419571][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1331.419611][ T32] r4:00000001 [ 1331.419636][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.419683][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1331.419744][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.419790][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.419817][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.419846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.419875][ T32] r4:84faa100 [ 1331.419895][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.419920][ T32] INFO: task kworker/0:419:4254 blocked for more than 457 seconds. [ 1331.419959][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.419991][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.420012][ T32] task:kworker/0:419 state:D stack:0 pid:4254 tgid:4254 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.420054][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.420139][ T32] Call trace: [ 1331.420173][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1331.420306][ T32] r10:82918930 r9:eac65d84 r8:00000002 r7:60000113 r6:eac65d8c r5:85218000 [ 1331.427547][ T32] r4:85218000 [ 1331.427667][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1331.427795][ T32] r5:85218000 r4:8291892c [ 1331.427819][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.427883][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.427935][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac65e08 [ 1331.427957][ T32] r4:00000000 [ 1331.427976][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1331.428013][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.428052][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.428093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852aab80 [ 1331.428114][ T32] r4:00000000 [ 1331.428132][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.428179][ T32] r9:83018005 r8:85218000 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1331.428200][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.428243][ T32] r5:00001000 r4:e48dd000 [ 1331.428264][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.428302][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.428345][ T32] r5:8516ef8c r4:8516ec00 [ 1331.428364][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.428415][ T32] r7:dddced80 r6:83018000 r5:8516ef8c r4:85251e80 [ 1331.428437][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.428482][ T32] r10:61c88647 r9:85218000 r8:85251eac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1331.428761][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1331.429604][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1331.430312][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff ** 9 printk messages dropped ** [ 1331.446740][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1331.447156][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1331.447543][ T32] r4:00000001 [ 1331.447579][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.447650][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1331.447702][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.447763][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.447825][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.447860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.447886][ T32] r4:84faa100 [ 1331.447910][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.447940][ T32] INFO: task kworker/0:420:4255 blocked for more than 457 seconds. [ 1331.447972][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.448087][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.448233][ T32] task:kworker/0:420 state:D stack:0 pid:4255 tgid:4255 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.448317][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.448368][ T32] Call trace: [ 1331.448409][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1331.448461][ T32] r10:82918930 r9:eac69d84 r8:00000002 r7:60000013 r6:eac69d8c r5:8521e000 [ 1331.448483][ T32] r4:8521e000 [ 1331.448502][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1331.448557][ T32] r5:8521e000 r4:8291892c [ 1331.448579][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.448626][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.448723][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac69e08 [ 1331.448760][ T32] r4:00000000 [ 1331.448780][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1331.448820][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.448878][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.449019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852aaac0 [ 1331.449075][ T32] r4:00000000 [ 1331.449097][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.449237][ T32] r9:83018005 r8:8521e000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1331.449294][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.449378][ T32] r5:00001000 r4:e48cd000 [ 1331.449435][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.449478][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.449553][ T32] r5:8516eb8c r4:8516e800 [ 1331.449605][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.449657][ T32] r7:dddced80 r6:83018000 r5:8516eb8c r4:85251f00 [ 1331.449681][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.449728][ T32] r10:61c88647 r9:8521e000 r8:85251f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.449750][ T32] r4:85251f00 [ 1331.449816][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.449871][ T32] r10:00000000 r9:85251f00 r8:8027f5e8 r7:eac65e60 r6:85263380 r5:8521e000 [ 1331.449910][ T32] r4:00000001 [ 1331.449932][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.449966][ T32] Exception stack(0xeac69fb0 to 0xeac69ff8) [ 1331.450023][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.450054][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.450080][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1331.462109][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1331.462785][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1331.462947][ T32] r4:00000000 [ 1331.462971][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.463031][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1331.463065][ T32] 9d20: b321e000 eca73000 00000001 80239b98 7f185000 00000001 [ 1331.463095][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1331.463120][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.463143][ T32] r5:80070013 r4:80239bb0 [ 1331.463163][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.463292][ T32] r4:82ac11e4 [ 1331.463474][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1331.464028][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1331.465581][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1331.465966][ T32] r4:84faa100 ** 9 printk messages dropped ** [ 1331.467217][ T32] r4:8521c800 ** 1 printk messages dropped ** [ 1331.467284][ T32] r5:8521c800 r4:8291892c [ 1331.467319][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.467502][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.467553][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac6de08 [ 1331.467576][ T32] r4:00000000 [ 1331.467617][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1331.467714][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.467911][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.467958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852aacc0 [ 1331.468006][ T32] r4:00000000 [ 1331.468027][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.468108][ T32] r9:83018005 r8:8521c800 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1331.468309][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.468354][ T32] r5:00001000 r4:e8903000 [ 1331.468406][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.468498][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1331.468623][ T32] r7:dddced80 r6:83018000 r5:8516f38c r4:85251f80 ** 15 printk messages dropped ** [ 1331.470039][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1331.511831][ T32] r4:82ac11e4 ** 10 printk messages dropped ** [ 1331.512439][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1331.513264][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1331.513465][ T32] r4:00000001 [ 1331.513487][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.513525][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1331.513739][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.513851][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.513922][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.513955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.513978][ T32] r4:84faa100 [ 1331.514020][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.514070][ T32] INFO: task kworker/0:422:4259 blocked for more than 458 seconds. [ 1331.514104][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.514128][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.514149][ T32] task:kworker/0:422 state:D stack:0 pid:4259 tgid:4259 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.514204][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.514544][ T32] Call trace: [ 1331.514637][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1331.514695][ T32] r10:82918930 r9:eac71d84 r8:00000002 r7:60000013 r6:eac71d8c r5:85220000 [ 1331.514718][ T32] r4:85220000 [ 1331.514737][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1331.514777][ T32] r5:85220000 r4:8291892c [ 1331.514797][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.514925][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.514977][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac71e08 [ 1331.515019][ T32] r4:00000000 [ 1331.515111][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1331.515153][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.515204][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.515248][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bb1c0 [ 1331.515306][ T32] r4:00000000 [ 1331.515506][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.515679][ T32] r9:83018005 r8:85220000 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 ** 1 printk messages dropped ** [ 1331.515745][ T32] r5:00001000 r4:ea9a3000 [ 1331.515778][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.515870][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1331.516694][ T32] Exception stack(0xeac71fb0 to 0xeac71ff8) ** 7 printk messages dropped ** [ 1331.518091][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1331.519190][ T32] r4:82ac11e4 ** 11 printk messages dropped ** [ 1331.519749][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1331.532597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1331.533370][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1331.533933][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac7de08 ** 7 printk messages dropped ** [ 1331.534285][ T32] r9:83018005 r8:85222400 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 ** 1 printk messages dropped ** [ 1331.534349][ T32] r5:00001000 r4:e8917000 ** 4 printk messages dropped ** [ 1331.534709][ T32] r7:dddced80 r6:83018000 r5:8516f78c r4:852b8080 ** 14 printk messages dropped ** [ 1331.535758][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 29 printk messages dropped ** [ 1331.538009][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1331.538890][ T32] r4:84faa100 [ 1331.538910][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.538968][ T32] INFO: task kworker/0:424:4264 blocked for more than 458 seconds. [ 1331.538999][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.539038][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.539085][ T32] task:kworker/0:424 state:D stack:0 pid:4264 tgid:4264 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.539136][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.539194][ T32] Call trace: [ 1331.539995][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1331.540045][ T32] r10:82918930 r9:eac85d84 r8:00000002 r7:60000113 r6:eac85d8c r5:85223000 [ 1331.540308][ T32] r4:85223000 [ 1331.571130][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1331.571226][ T32] r5:85223000 r4:8291892c [ 1331.571249][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.571290][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.571336][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac85e08 [ 1331.571358][ T32] r4:00000000 [ 1331.571377][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1331.571499][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.571570][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1331.572017][ T32] r5:00001000 r4:e892d000 ** 6 printk messages dropped ** [ 1331.572541][ T32] r10:61c88647 r9:85223000 r8:852b812c r7:82804d40 r6:dddced80 r5:dddceda0 ** 19 printk messages dropped ** [ 1331.574040][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 9 printk messages dropped ** [ 1331.574457][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.574500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1331.574523][ T32] r4:00000000 [ 1331.574542][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.574663][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1331.574690][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.574738][ T32] r5:00001000 r4:dfe9b000 [ 1331.574756][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.574827][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.574910][ T32] r5:84ea6b8c r4:84ea6800 [ 1331.574984][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.575037][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1331.575057][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1331.575727][ T32] r4:84faa100 ** 5 printk messages dropped ** [ 1331.576015][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.576560][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1331.577123][ T32] r5:00001000 r4:e8977000 [ 1331.577178][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.577253][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1331.577591][ T32] r10:61c88647 r9:85221800 r8:852b81ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1331.578001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 11 printk messages dropped ** [ 1331.578802][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 ** 18 printk messages dropped ** [ 1331.579624][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 15 printk messages dropped ** [ 1331.580316][ T32] Not tainted 6.15.0-syzkaller #0 ** 12 printk messages dropped ** [ 1331.601109][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1331.601629][ T32] r5:00001000 r4:ea993000 ** 4 printk messages dropped ** [ 1331.601979][ T32] r7:dddced80 r6:83018000 r5:8517438c r4:852b8200 ** 14 printk messages dropped ** [ 1331.602986][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 27 printk messages dropped ** [ 1331.604615][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 12 printk messages dropped ** [ 1331.605162][ T32] r4:84faa100 ** 5 printk messages dropped ** [ 1331.605384][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.605633][ T32] r5:85220c00 r4:8291892c [ 1331.605652][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.605689][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.605759][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac95e08 [ 1331.605839][ T32] r4:00000000 [ 1331.605885][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1331.605929][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.605966][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.606008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bb380 [ 1331.606031][ T32] r4:00000000 [ 1331.606049][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.606093][ T32] r9:83018005 r8:85220c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1331.606113][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.606154][ T32] r5:00001000 r4:ea9c5000 [ 1331.606173][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.606212][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.606282][ T32] r5:85174b8c r4:85174800 [ 1331.606308][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.606356][ T32] r7:dddced80 r6:83018000 r5:85174b8c r4:852b8280 [ 1331.606375][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.606435][ T32] r10:61c88647 r9:85220c00 r8:852b82ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.606460][ T32] r4:852b8280 [ 1331.606479][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.606525][ T32] r10:00000000 r9:852b8280 r8:8027f5e8 r7:eac71e60 r6:85263700 r5:85220c00 [ 1331.606548][ T32] r4:00000001 [ 1331.606566][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.606601][ T32] Exception stack(0xeac95fb0 to 0xeac95ff8) [ 1331.606627][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.606654][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.606683][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.606757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.606820][ T32] r4:852bb180 [ 1331.607093][ T32] INFO: task kworker/0:427:4270 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1331.607128][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.607183][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.607281][ T32] Call trace: [ 1331.607351][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1331.607404][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1331.607427][ T32] r4:00000000 [ 1331.607446][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.607484][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 4 printk messages dropped ** [ 1331.607630][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1331.608044][ T32] r5:00001000 r4:dfe9b000 ** 2 printk messages dropped ** [ 1331.608263][ T32] r5:84ea6b8c r4:84ea6800 ** 3 printk messages dropped ** [ 1331.608560][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 16 printk messages dropped ** [ 1331.609638][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1331.641203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bb640 ** 11 printk messages dropped ** [ 1331.641677][ T32] r10:61c88647 r9:85225400 r8:852b832c r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1331.642680][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.642834][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.642894][ T32] Call trace: [ 1331.643004][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1331.643121][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1331.643154][ T32] r4:00000000 [ 1331.643174][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.643213][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1331.643354][ T32] 9d20: b5425000 eca73000 00000001 80239b98 7f185000 00000001 [ 1331.643682][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1331.643752][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.643780][ T32] r5:80070013 r4:80239bb0 [ 1331.643802][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.643888][ T32] r4:82ac11e4 [ 1331.643912][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.643956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1331.644007][ T32] r4:e04e9dc0 [ 1331.644050][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.644261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1331.644292][ T32] r4:00000000 [ 1331.644311][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.644357][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1331.644458][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.644504][ T32] r5:00001000 r4:dfe9b000 [ 1331.644573][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.644693][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1331.645079][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 14 printk messages dropped ** [ 1331.645941][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.645968][ T32] task:kworker/0:429 state:D stack:0 pid:4273 tgid:4273 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.646043][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.646085][ T32] Call trace: [ 1331.646226][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1331.646279][ T32] r10:82918930 r9:eabddd84 r8:00000002 r7:60000113 r6:eabddd8c r5:85226000 [ 1331.646303][ T32] r4:85226000 [ 1331.646350][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1331.646394][ T32] r5:85226000 r4:8291892c [ 1331.646475][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.646517][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1331.646639][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1331.647145][ T32] r5:00001000 r4:ea9db000 ** 3 printk messages dropped ** [ 1331.647267][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 19 printk messages dropped ** [ 1331.648358][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 17 printk messages dropped ** [ 1331.649175][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 20 printk messages dropped ** [ 1331.650085][ T32] INFO: task kworker/0:430:4275 blocked for more than 458 seconds. ** 16 printk messages dropped ** [ 1331.673368][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1331.673967][ T32] r5:8517538c r4:85175000 ** 11 printk messages dropped ** [ 1331.674532][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1331.676101][ T32] r4:82ac11e4 ** 11 printk messages dropped ** [ 1331.676719][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1331.677440][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1331.678021][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.678155][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaca9e08 [ 1331.678207][ T32] r4:00000000 [ 1331.678229][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1331.678268][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.678304][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.678346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bb7c0 [ 1331.678367][ T32] r4:00000000 [ 1331.678385][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.678468][ T32] r9:83018005 r8:85228c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1331.678566][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.678615][ T32] r5:00001000 r4:dfb3f000 [ 1331.678637][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.678676][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.678745][ T32] r5:85175b8c r4:85175800 [ 1331.678791][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.678840][ T32] r7:dddced80 r6:83018000 r5:85175b8c r4:852b8480 [ 1331.678866][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.678913][ T32] r10:61c88647 r9:85228c00 r8:852b84ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.678935][ T32] r4:852b8480 [ 1331.678952][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.678995][ T32] r10:00000000 r9:852b8480 r8:8027f5e8 r7:eac99e60 r6:85263900 r5:85228c00 [ 1331.679047][ T32] r4:00000001 [ 1331.679069][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.679132][ T32] Exception stack(0xeaca9fb0 to 0xeaca9ff8) [ 1331.679168][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.679196][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.679240][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.679272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.679349][ T32] r4:852bb680 [ 1331.679641][ T32] INFO: task kworker/0:431:4278 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1331.679702][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.679760][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.679814][ T32] Call trace: [ 1331.679847][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1331.679916][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1331.679942][ T32] r4:00000000 [ 1331.679960][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.679998][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 7 printk messages dropped ** [ 1331.697121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 15 printk messages dropped ** [ 1331.697749][ T32] r4:84fab300 ** 13 printk messages dropped ** [ 1331.698353][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 20 printk messages dropped ** [ 1331.699390][ T32] r5:00001000 r4:e059f000 ** 6 printk messages dropped ** [ 1331.699739][ T32] r10:61c88647 r9:85229800 r8:852b852c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1331.700153][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.700208][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.700243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.700267][ T32] r4:852bb740 [ 1331.721013][ T32] INFO: task kworker/0:432:4279 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1331.721116][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.721227][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.721351][ T32] Call trace: [ 1331.721386][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1331.721443][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1331.721466][ T32] r4:00000000 [ 1331.721487][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.721527][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1331.721556][ T32] 9d20: b683d000 eca73000 00000001 80239b98 7f185000 00000001 [ 1331.721585][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1331.721609][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.721633][ T32] r5:80070013 r4:80239bb0 [ 1331.721652][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.721693][ T32] r4:82ac11e4 [ 1331.721716][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.721820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1331.721990][ T32] r4:e04e9dc0 [ 1331.722023][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.722133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1331.722160][ T32] r4:00000000 [ 1331.722179][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.722227][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1331.722247][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.722289][ T32] r5:00001000 r4:dfe9b000 [ 1331.722307][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.722345][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.722387][ T32] r5:84ea6b8c r4:84ea6800 [ 1331.722460][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.722512][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1331.722534][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.722580][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.722661][ T32] r4:84fab300 [ 1331.722711][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.722760][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 2 printk messages dropped ** [ 1331.722864][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 12 printk messages dropped ** [ 1331.723417][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) ** 16 printk messages dropped ** [ 1331.724196][ T32] r5:00001000 r4:e04d1000 [ 1331.724215][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1331.724301][ T32] r5:850ef78c r4:850ef400 ** 3 printk messages dropped ** [ 1331.724447][ T32] r10:61c88647 r9:8522a400 r8:85263a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1331.724659][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.725443][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 10 printk messages dropped ** [ 1331.725753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 14 printk messages dropped ** [ 1331.726357][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1331.726687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1331.727123][ T32] r4:8522b000 ** 5 printk messages dropped ** [ 1331.727375][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.727583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c9600 ** 4 printk messages dropped ** [ 1331.727762][ T32] r5:00001000 r4:eaae9000 ** 4 printk messages dropped ** [ 1331.727963][ T32] r7:ddde2d80 r6:83018200 r5:850eff8c r4:85263b00 ** 9 printk messages dropped ** [ 1331.728266][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1331.728385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.728410][ T32] r4:852c9240 [ 1331.728628][ T32] INFO: task kworker/1:149:4287 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1331.728657][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.728709][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.728815][ T32] Call trace: [ 1331.728884][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1331.728938][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1331.728995][ T32] r4:00000000 [ 1331.729083][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.729137][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1331.729167][ T32] 9d20: b683d000 eca73000 00000001 80239b98 7f185000 00000001 [ 1331.729196][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1331.729221][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.729244][ T32] r5:80070013 r4:80239bb0 [ 1331.729263][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.729303][ T32] r4:82ac11e4 [ 1331.729321][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.729418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1331.729471][ T32] r4:e04e9dc0 [ 1331.729521][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.729647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 2 printk messages dropped ** [ 1331.730041][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 ** 14 printk messages dropped ** [ 1331.754622][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 12 printk messages dropped ** [ 1331.755518][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1331.755925][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1331.756234][ T32] r5:00001000 r4:eaadf000 [ 1331.756521][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1331.756633][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1331.756942][ T32] Exception stack(0xeaca5fb0 to 0xeaca5ff8) ** 6 printk messages dropped ** [ 1331.757581][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1331.758438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 12 printk messages dropped ** [ 1331.759072][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 5 printk messages dropped ** [ 1331.759317][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.759589][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.759903][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1331.773146][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1331.773646][ T32] r5:00001000 r4:e05d5000 ** 2 printk messages dropped ** [ 1331.773912][ T32] r5:8517638c r4:85176000 ** 3 printk messages dropped ** [ 1331.774052][ T32] r10:61c88647 r9:8522c800 r8:852b85ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1331.774630][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.775652][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1331.775681][ T32] r4:00000000 [ 1331.775704][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.775745][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1331.775908][ T32] 9d20: b7073000 eca73000 00000001 80239b98 7f185000 00000001 [ 1331.775945][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1331.775971][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.776027][ T32] r5:80070013 r4:80239bb0 [ 1331.776051][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.776120][ T32] r4:82ac11e4 [ 1331.776216][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.776263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1331.776320][ T32] r4:e04e9dc0 [ 1331.776342][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.776384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1331.776471][ T32] r4:00000000 [ 1331.776495][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.776543][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1331.776597][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.776643][ T32] r5:00001000 r4:dfe9b000 [ 1331.776689][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.776758][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.776803][ T32] r5:84ea6b8c r4:84ea6800 [ 1331.776850][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.776909][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1331.776929][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.776976][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.777020][ T32] r4:84fab300 [ 1331.777043][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.777088][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1331.777111][ T32] r4:00000001 [ 1331.777147][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.777211][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1331.777292][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.777324][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.777351][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.777393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.777431][ T32] r4:84faa100 [ 1331.777455][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.777484][ T32] INFO: task kworker/0:434:4293 blocked for more than 458 seconds. [ 1331.777516][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.777553][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.777578][ T32] task:kworker/0:434 state:D stack:0 pid:4293 tgid:4293 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.777622][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.777661][ T32] Call trace: [ 1331.777690][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1331.777745][ T32] r10:82918930 r9:eaccdd84 r8:00000002 r7:60000013 r6:eaccdd8c r5:8522ec00 [ 1331.777801][ T32] r4:8522ec00 [ 1331.777841][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1331.777889][ T32] r5:8522ec00 r4:8291892c [ 1331.777920][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.777963][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.778008][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaccde08 [ 1331.778030][ T32] r4:00000000 [ 1331.778048][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1331.778085][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.778119][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.778159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bbf00 [ 1331.778180][ T32] r4:00000000 [ 1331.778228][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.778275][ T32] r9:83018005 r8:8522ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1331.778299][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.778341][ T32] r5:00001000 r4:e0621000 [ 1331.778359][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.778397][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.778439][ T32] r5:8517678c r4:85176400 [ 1331.778458][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.778501][ T32] r7:dddced80 r6:83018000 r5:8517678c r4:852b8600 [ 1331.778520][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.778563][ T32] r10:61c88647 r9:8522ec00 r8:852b862c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.778610][ T32] r4:852b8600 [ 1331.778636][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.778681][ T32] r10:00000000 r9:852b8600 r8:8027f5e8 r7:eacc1e60 r6:85263d80 r5:8522ec00 [ 1331.778702][ T32] r4:00000001 [ 1331.778720][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.778753][ T32] Exception stack(0xeaccdfb0 to 0xeaccdff8) [ 1331.778779][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.778807][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.778832][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.778987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.779039][ T32] r4:852bbdc0 [ 1331.779288][ T32] INFO: task kworker/0:434:4293 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1331.779319][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.779371][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.779414][ T32] Call trace: [ 1331.779443][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1331.779492][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1331.779574][ T32] r4:00000000 [ 1331.779662][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.779705][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1331.779733][ T32] 9d20: b7073000 eca73000 00000001 80239b98 7f185000 00000001 [ 1331.779789][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1331.779817][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.779841][ T32] r5:80070013 r4:80239bb0 [ 1331.779962][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.780007][ T32] r4:82ac11e4 [ 1331.780026][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.780067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1331.780115][ T32] r4:e04e9dc0 [ 1331.780137][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.780179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1331.780200][ T32] r4:00000000 [ 1331.780219][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.780318][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1331.799383][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.799482][ T32] r5:00001000 r4:dfe9b000 [ 1331.799505][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.799609][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.799658][ T32] r5:84ea6b8c r4:84ea6800 [ 1331.799704][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.799756][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1331.799825][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.799881][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.799904][ T32] r4:84fab300 [ 1331.799924][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.799969][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1331.799991][ T32] r4:00000001 [ 1331.800009][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.800067][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1331.800100][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.800132][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.800158][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.800186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.800240][ T32] r4:84faa100 [ 1331.800281][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.801048][ T32] INFO: task kworker/0:435:4294 blocked for more than 458 seconds. [ 1331.801210][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.801266][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.801347][ T32] task:kworker/0:435 state:D stack:0 pid:4294 tgid:4294 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1331.801881][ T32] r4:8522d400 ** 2 printk messages dropped ** [ 1331.801975][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1331.802140][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1331.802661][ T32] r5:00001000 r4:eaa09000 [ 1331.802685][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.802724][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1331.802864][ T32] r7:dddced80 r6:83018000 r5:8517738c r4:852b8680 ** 5 printk messages dropped ** [ 1331.803233][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.803379][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1331.804139][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.804424][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 4 printk messages dropped ** [ 1331.804739][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1331.804908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1331.804935][ T32] r4:e04e9dc0 [ 1331.804954][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.804997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1331.805038][ T32] r4:00000000 [ 1331.805193][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.805241][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1331.805284][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.805330][ T32] r5:00001000 r4:dfe9b000 [ 1331.805379][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.805422][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.805465][ T32] r5:84ea6b8c r4:84ea6800 [ 1331.805508][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.805583][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1331.805607][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.805682][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.805708][ T32] r4:84fab300 [ 1331.805728][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.805884][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1331.806215][ T32] r4:00000001 [ 1331.806239][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.806301][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1331.806332][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.806378][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.806407][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.806435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.806456][ T32] r4:84faa100 [ 1331.806647][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.806681][ T32] INFO: task kworker/0:436:4295 blocked for more than 458 seconds. [ 1331.806834][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.806861][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.806882][ T32] task:kworker/0:436 state:D stack:0 pid:4295 tgid:4295 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.806957][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.807034][ T32] Call trace: [ 1331.807082][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1331.807190][ T32] r10:82918930 r9:eacb9d84 r8:00000002 r7:60000013 r6:eacb9d8c r5:84d33000 [ 1331.807216][ T32] r4:84d33000 [ 1331.807238][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1331.807279][ T32] r5:84d33000 r4:8291892c [ 1331.807298][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.807340][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.807390][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacb9e08 [ 1331.807412][ T32] r4:00000000 [ 1331.807461][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1331.807533][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.807587][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.807635][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bba40 [ 1331.807675][ T32] r4:00000000 [ 1331.807696][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.807745][ T32] r9:83018005 r8:84d33000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1331.807797][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.807842][ T32] r5:00001000 r4:e0789000 [ 1331.807891][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.807932][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.807995][ T32] r5:85176b8c r4:85176800 ** 1 printk messages dropped ** [ 1331.808064][ T32] r7:dddced80 r6:83018000 r5:85176b8c r4:852b8700 ** 4 printk messages dropped ** [ 1331.808212][ T32] r10:00000000 r9:852b8700 r8:8027f5e8 r7:eacd1e60 r6:852b8780 r5:84d33000 ** 4 printk messages dropped ** [ 1331.808382][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1331.808754][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1331.809079][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 2 printk messages dropped ** [ 1331.809236][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff ** 2 printk messages dropped ** [ 1331.809318][ T32] r4:82ac11e4 [ 1331.809341][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.809384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1331.809405][ T32] r4:e04e9dc0 [ 1331.809424][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.809464][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1331.809484][ T32] r4:00000000 [ 1331.809503][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.809546][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1331.809580][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.809631][ T32] r5:00001000 r4:dfe9b000 [ 1331.809679][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.809721][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.809825][ T32] r5:84ea6b8c r4:84ea6800 [ 1331.809854][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.809909][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1331.809960][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.810042][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.810166][ T32] r4:84fab300 [ 1331.810606][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.835747][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1331.835899][ T32] r4:00000001 [ 1331.835963][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.836033][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1331.836064][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.836093][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.836119][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.836147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.836169][ T32] r4:84faa100 [ 1331.836230][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.836291][ T32] INFO: task kworker/0:437:4298 blocked for more than 458 seconds. [ 1331.836353][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.836382][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.836423][ T32] task:kworker/0:437 state:D stack:0 pid:4298 tgid:4298 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.836513][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.836565][ T32] Call trace: [ 1331.836643][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1331.836695][ T32] r10:82918930 r9:eacd5d84 r8:00000002 r7:60000113 r6:eacd5d8c r5:84d35400 [ 1331.836718][ T32] r4:84d35400 [ 1331.836762][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1331.836806][ T32] r5:84d35400 r4:8291892c [ 1331.836826][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.836882][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.836931][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacd5e08 [ 1331.836953][ T32] r4:00000000 [ 1331.836971][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1331.837007][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.837046][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.837087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c2040 [ 1331.837108][ T32] r4:00000000 [ 1331.837145][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.837196][ T32] r9:83018005 r8:84d35400 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1331.837217][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.837354][ T32] r5:00001000 r4:ea9e7000 [ 1331.837480][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.837525][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.837568][ T32] r5:85176f8c r4:85176c00 [ 1331.837588][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.837686][ T32] r7:dddced80 r6:83018000 r5:85176f8c r4:852b8800 [ 1331.837718][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.837823][ T32] r10:61c88647 r9:84d35400 r8:852b882c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.837873][ T32] r4:852b8800 [ 1331.837895][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.837940][ T32] r10:00000000 r9:852b8800 r8:8027f5e8 r7:eacd1e60 r6:852b8880 r5:84d35400 [ 1331.837962][ T32] r4:00000001 [ 1331.837981][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.838016][ T32] Exception stack(0xeacd5fb0 to 0xeacd5ff8) [ 1331.838053][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.838084][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.838114][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.838143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.838168][ T32] r4:852c2180 [ 1331.838595][ T32] INFO: task kworker/0:437:4298 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1331.838647][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.838708][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.838754][ T32] Call trace: [ 1331.838816][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1331.838977][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 1 printk messages dropped ** [ 1331.839035][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 ** 2 printk messages dropped ** [ 1331.839103][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.839144][ T32] r4:82ac11e4 [ 1331.839164][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.839206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1331.839228][ T32] r4:e04e9dc0 [ 1331.839261][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.839332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1331.839386][ T32] r4:00000000 [ 1331.839432][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.839487][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1331.839509][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.839551][ T32] r5:00001000 r4:dfe9b000 [ 1331.839570][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.839625][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.839674][ T32] r5:84ea6b8c r4:84ea6800 [ 1331.839703][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.839783][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1331.839806][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.839853][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.839882][ T32] r4:84fab300 [ 1331.839902][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.839946][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1331.839968][ T32] r4:00000001 [ 1331.839987][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.840046][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1331.840077][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.840105][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.840155][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.840257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.840295][ T32] r4:84faa100 [ 1331.840389][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.857671][ T32] INFO: task kworker/0:438:4300 blocked for more than 458 seconds. [ 1331.857731][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.857758][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.857807][ T32] task:kworker/0:438 state:D stack:0 pid:4300 tgid:4300 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.857898][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.857971][ T32] Call trace: [ 1331.858023][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1331.858083][ T32] r10:82918930 r9:eacd9d84 r8:00000002 r7:60000013 r6:eacd9d8c r5:84d36000 [ 1331.858108][ T32] r4:84d36000 [ 1331.858128][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1331.858170][ T32] r5:84d36000 r4:8291892c [ 1331.858192][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.858233][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.858280][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacd9e08 [ 1331.858302][ T32] r4:00000000 [ 1331.858321][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1331.858359][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.858409][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.858454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c2100 [ 1331.858478][ T32] r4:00000000 [ 1331.858499][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.858547][ T32] r9:83018005 r8:84d36000 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1331.858570][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.858630][ T32] r5:00001000 r4:eaa1d000 [ 1331.858655][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.858720][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.858768][ T32] r5:8517778c r4:85177400 [ 1331.858825][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.858877][ T32] r7:dddced80 r6:83018000 r5:8517778c r4:852b8900 [ 1331.858947][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.858997][ T32] r10:61c88647 r9:84d36000 r8:852b892c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.859166][ T32] r4:852b8900 [ 1331.859194][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.859242][ T32] r10:00000000 r9:852b8900 r8:8027f5e8 r7:eacd1e60 r6:852b8980 r5:84d36000 [ 1331.859266][ T32] r4:00000001 [ 1331.859309][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.859355][ T32] Exception stack(0xeacd9fb0 to 0xeacd9ff8) [ 1331.859385][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.859413][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.859438][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.859466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.859514][ T32] r4:852c2400 [ 1331.859961][ T32] INFO: task kworker/0:438:4300 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1331.860020][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.860336][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.865289][ T32] Call trace: [ 1331.865361][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1331.865458][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1331.865512][ T32] r4:00000000 [ 1331.865537][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.865602][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1331.865644][ T32] 9d20: b7f86000 eca73000 00000001 80239b98 7f185000 00000001 [ 1331.865675][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1331.865701][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.865727][ T32] r5:80070013 r4:80239bb0 ** 1 printk messages dropped ** [ 1331.865870][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1331.865932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 5 printk messages dropped ** [ 1331.866183][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 ** 4 printk messages dropped ** [ 1331.866360][ T32] r5:84ea6b8c r4:84ea6800 ** 1 printk messages dropped ** [ 1331.866524][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1331.866546][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.866592][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.866614][ T32] r4:84fab300 [ 1331.866642][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.866688][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1331.866710][ T32] r4:00000001 [ 1331.866756][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.866794][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1331.866821][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.866848][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.866874][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.866902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.866926][ T32] r4:84faa100 [ 1331.866949][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.867079][ T32] INFO: task kworker/0:439:4302 blocked for more than 458 seconds. [ 1331.867140][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.867262][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.867288][ T32] task:kworker/0:439 state:D stack:0 pid:4302 tgid:4302 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.867341][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.867382][ T32] Call trace: [ 1331.867426][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1331.867474][ T32] r10:82918930 r9:eace5d84 r8:00000002 r7:60000013 r6:eace5d8c r5:85223c00 [ 1331.867497][ T32] r4:85223c00 [ 1331.867516][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1331.867554][ T32] r5:85223c00 r4:8291892c [ 1331.867573][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.867628][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.867678][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eace5e08 [ 1331.867700][ T32] r4:00000000 [ 1331.867720][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1331.867757][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.867816][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.867861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c2480 [ 1331.867883][ T32] r4:00000000 [ 1331.867901][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.867945][ T32] r9:83018005 r8:85223c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1331.867989][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.868035][ T32] r5:00001000 r4:eaa33000 [ 1331.868055][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.868095][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.868139][ T32] r5:85177b8c r4:85177800 [ 1331.868158][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.868241][ T32] r7:dddced80 r6:83018000 r5:85177b8c r4:852b8a00 [ 1331.868265][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.868313][ T32] r10:61c88647 r9:85223c00 r8:852b8a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.868335][ T32] r4:852b8a00 [ 1331.868353][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.868442][ T32] r10:00000000 r9:852b8a00 r8:8027f5e8 r7:eacd9e60 r6:85263e80 r5:85223c00 [ 1331.868484][ T32] r4:00000001 [ 1331.868505][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.868541][ T32] Exception stack(0xeace5fb0 to 0xeace5ff8) [ 1331.868569][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.868625][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.868656][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.868684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.868707][ T32] r4:852c22c0 [ 1331.869120][ T32] INFO: task kworker/0:439:4302 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1331.869178][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.869254][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.869404][ T32] Call trace: [ 1331.869582][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1331.869640][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1331.869665][ T32] r4:00000000 [ 1331.869684][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.869724][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1331.869757][ T32] 9d20: b7f86000 eca73000 00000001 80239b98 7f185000 00000001 [ 1331.869821][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1331.869847][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.869870][ T32] r5:80070013 r4:80239bb0 [ 1331.869889][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.869929][ T32] r4:82ac11e4 [ 1331.869947][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.869990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1331.870036][ T32] r4:e04e9dc0 [ 1331.870059][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.870115][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1331.870210][ T32] r4:00000000 [ 1331.870289][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.887472][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1331.887542][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.887625][ T32] r5:00001000 r4:dfe9b000 [ 1331.887651][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.887750][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.887799][ T32] r5:84ea6b8c r4:84ea6800 [ 1331.887819][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.887879][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1331.887904][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.887953][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.887976][ T32] r4:84fab300 [ 1331.887994][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.888039][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1331.888061][ T32] r4:00000001 [ 1331.888079][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.888128][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1331.888163][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.888191][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.888218][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.888247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.888272][ T32] r4:84faa100 [ 1331.888344][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.888380][ T32] INFO: task kworker/0:440:4304 blocked for more than 458 seconds. [ 1331.888437][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.888464][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.888510][ T32] task:kworker/0:440 state:D stack:0 pid:4304 tgid:4304 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.888572][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.888636][ T32] Call trace: [ 1331.888669][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1331.888719][ T32] r10:82918930 r9:eacddd84 r8:00000002 r7:60000013 r6:eacddd8c r5:84d36c00 [ 1331.888741][ T32] r4:84d36c00 [ 1331.888762][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1331.888832][ T32] r5:84d36c00 r4:8291892c [ 1331.888880][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.888947][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.889022][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacdde08 [ 1331.889072][ T32] r4:00000000 [ 1331.889094][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1331.889156][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.889223][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.889269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c2780 [ 1331.889292][ T32] r4:00000000 [ 1331.889311][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.889379][ T32] r9:83018005 r8:84d36c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1331.889405][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.889449][ T32] r5:00001000 r4:eaa4d000 [ 1331.889491][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.889534][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.889577][ T32] r5:8517838c r4:85178000 [ 1331.889597][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.889648][ T32] r7:dddced80 r6:83018000 r5:8517838c r4:852b8a80 [ 1331.889693][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.889815][ T32] r10:61c88647 r9:84d36c00 r8:852b8aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.889855][ T32] r4:852b8a80 [ 1331.889881][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.889955][ T32] r10:00000000 r9:852b8a80 r8:8027f5e8 r7:eace5e60 r6:852b8b00 r5:84d36c00 [ 1331.889987][ T32] r4:00000001 [ 1331.890007][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.890041][ T32] Exception stack(0xeacddfb0 to 0xeacddff8) [ 1331.890067][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.890094][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.890143][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.890198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.890225][ T32] r4:852c2440 [ 1331.897062][ T32] INFO: task kworker/0:440:4304 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1331.897173][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.897249][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.897324][ T32] Call trace: [ 1331.897388][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1331.897446][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1331.897470][ T32] r4:00000000 [ 1331.897501][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.897545][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1331.897601][ T32] 9d20: b82f5000 eca73000 00000001 80239b98 7f185000 00000001 [ 1331.897662][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1331.897715][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.897805][ T32] r5:80070013 r4:80239bb0 [ 1331.897839][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.897921][ T32] r4:82ac11e4 [ 1331.897947][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.897993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1331.898017][ T32] r4:e04e9dc0 [ 1331.898036][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.898077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1331.898098][ T32] r4:00000000 [ 1331.898117][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.898191][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1331.898217][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.898261][ T32] r5:00001000 r4:dfe9b000 [ 1331.898305][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.898366][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.898436][ T32] r5:84ea6b8c r4:84ea6800 [ 1331.898459][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.898507][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1331.898552][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.898602][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.898630][ T32] r4:84fab300 [ 1331.898651][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.898695][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1331.898717][ T32] r4:00000001 [ 1331.898738][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.898772][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1331.898799][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.898846][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.898918][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.898960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.899077][ T32] r4:84faa100 [ 1331.899130][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.899165][ T32] INFO: task kworker/0:441:4305 blocked for more than 458 seconds. [ 1331.899235][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.899286][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.899317][ T32] task:kworker/0:441 state:D stack:0 pid:4305 tgid:4305 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.899388][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.899588][ T32] Call trace: [ 1331.899629][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1331.899678][ T32] r10:82918930 r9:eacbdd84 r8:00000002 r7:60000113 r6:eacbdd8c r5:84d34800 [ 1331.899702][ T32] r4:84d34800 [ 1331.899721][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1331.899762][ T32] r5:84d34800 r4:8291892c [ 1331.899781][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.899819][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.899864][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacbde08 [ 1331.899912][ T32] r4:00000000 [ 1331.899935][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1331.899977][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.900014][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.900100][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c2540 [ 1331.900126][ T32] r4:00000000 [ 1331.900145][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.900188][ T32] r9:83018005 r8:84d34800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1331.900236][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.913094][ T32] r5:00001000 r4:eaa3b000 [ 1331.913190][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.913260][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.913307][ T32] r5:85177f8c r4:85177c00 [ 1331.913342][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.913395][ T32] r7:dddced80 r6:83018000 r5:85177f8c r4:852b8b80 [ 1331.913418][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.913465][ T32] r10:61c88647 r9:84d34800 r8:852b8bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.913489][ T32] r4:852b8b80 [ 1331.913511][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.913587][ T32] r10:00000000 r9:852b8b80 r8:8027f5e8 r7:eacdde60 r6:852b8c00 r5:84d34800 [ 1331.913614][ T32] r4:00000001 [ 1331.913642][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.913680][ T32] Exception stack(0xeacbdfb0 to 0xeacbdff8) [ 1331.913710][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.913738][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.913803][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.913847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.913877][ T32] r4:852c2440 [ 1331.914302][ T32] INFO: task kworker/0:441:4305 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1331.914339][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.914440][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.914490][ T32] Call trace: [ 1331.914522][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1331.914574][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1331.914610][ T32] r4:00000000 [ 1331.914639][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.914708][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1331.914741][ T32] 9d20: b85de000 eca73000 00000001 80239b98 7f185000 00000001 [ 1331.914846][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1331.914876][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.914901][ T32] r5:80070013 r4:80239bb0 [ 1331.914935][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.914982][ T32] r4:82ac11e4 [ 1331.915023][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.915069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1331.915091][ T32] r4:e04e9dc0 [ 1331.915111][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.915151][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1331.915174][ T32] r4:00000000 [ 1331.915193][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.915240][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1331.915284][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.915330][ T32] r5:00001000 r4:dfe9b000 [ 1331.915372][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.915415][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.915456][ T32] r5:84ea6b8c r4:84ea6800 [ 1331.915475][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.915520][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1331.915540][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.915607][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.915637][ T32] r4:84fab300 [ 1331.915657][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.915728][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1331.915757][ T32] r4:00000001 [ 1331.915799][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.915837][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1331.915863][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.915891][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.915951][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.915988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.916012][ T32] r4:84faa100 [ 1331.916033][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.916063][ T32] INFO: task kworker/0:442:4308 blocked for more than 458 seconds. [ 1331.916119][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.916164][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.916191][ T32] task:kworker/0:442 state:D stack:0 pid:4308 tgid:4308 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.916237][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.916326][ T32] Call trace: [ 1331.916361][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1331.916409][ T32] r10:82918930 r9:eace9d84 r8:00000002 r7:60000013 r6:eace9d8c r5:84d33c00 [ 1331.916432][ T32] r4:84d33c00 [ 1331.916451][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1331.916495][ T32] r5:84d33c00 r4:8291892c [ 1331.916515][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.916606][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.916669][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eace9e08 [ 1331.916691][ T32] r4:00000000 [ 1331.916709][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1331.916748][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.916784][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.916824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c2900 [ 1331.916845][ T32] r4:00000000 [ 1331.916887][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.916957][ T32] r9:83018005 r8:84d33c00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1331.917004][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.917058][ T32] r5:00001000 r4:eaa59000 [ 1331.917081][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.917122][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.917177][ T32] r5:8517878c r4:85178400 [ 1331.917200][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.917245][ T32] r7:dddced80 r6:83018000 r5:8517878c r4:852b8c80 [ 1331.917277][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.917326][ T32] r10:61c88647 r9:84d33c00 r8:852b8cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.917350][ T32] r4:852b8c80 [ 1331.917370][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.917419][ T32] r10:00000000 r9:852b8c80 r8:8027f5e8 r7:eacdde60 r6:852b8d00 r5:84d33c00 [ 1331.917483][ T32] r4:00000001 [ 1331.917554][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.917593][ T32] Exception stack(0xeace9fb0 to 0xeace9ff8) [ 1331.917625][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.917677][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.917707][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.917735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.917756][ T32] r4:852c2740 [ 1331.918062][ T32] INFO: task kworker/0:442:4308 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1331.918097][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.918172][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.918220][ T32] Call trace: [ 1331.918256][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1331.918329][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1331.918357][ T32] r4:00000000 [ 1331.918400][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.918444][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1331.918576][ T32] 9d20: b85de000 eca73000 00000001 80239b98 7f185000 00000001 [ 1331.918611][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1331.918645][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.918669][ T32] r5:80070013 r4:80239bb0 [ 1331.918689][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.918731][ T32] r4:82ac11e4 [ 1331.918750][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.918791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1331.918813][ T32] r4:e04e9dc0 [ 1331.918844][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.918967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1331.918999][ T32] r4:00000000 [ 1331.919019][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.919084][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1331.919108][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.919196][ T32] r5:00001000 r4:dfe9b000 [ 1331.919224][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.919267][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.919333][ T32] r5:84ea6b8c r4:84ea6800 [ 1331.919357][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.919405][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1331.919437][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.919486][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.919534][ T32] r4:84fab300 [ 1331.919630][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.919680][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1331.919705][ T32] r4:00000001 [ 1331.919723][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.919757][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1331.919783][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.919810][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.919836][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.919864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.919889][ T32] r4:84faa100 [ 1331.919909][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.919987][ T32] INFO: task kworker/0:443:4310 blocked for more than 458 seconds. [ 1331.920040][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.920120][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.920171][ T32] task:kworker/0:443 state:D stack:0 pid:4310 tgid:4310 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.920273][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.943730][ T32] Call trace: [ 1331.943782][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1331.943857][ T32] r10:82918930 r9:eacf1d84 r8:00000002 r7:60000113 r6:eacf1d8c r5:84d30c00 [ 1331.943930][ T32] r4:84d30c00 [ 1331.943957][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1331.944024][ T32] r5:84d30c00 r4:8291892c [ 1331.944048][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.944089][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.944134][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf1e08 [ 1331.944156][ T32] r4:00000000 [ 1331.944175][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1331.944211][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.944251][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.944315][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c29c0 [ 1331.944341][ T32] r4:00000000 [ 1331.944361][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.944436][ T32] r9:83018005 r8:84d30c00 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1331.944481][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.944607][ T32] r5:00001000 r4:eaa7f000 [ 1331.944641][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.944726][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.944786][ T32] r5:85178b8c r4:85178800 [ 1331.944835][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.944888][ T32] r7:dddced80 r6:83018000 r5:85178b8c r4:852b8e00 [ 1331.944909][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.944954][ T32] r10:61c88647 r9:84d30c00 r8:852b8e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.944979][ T32] r4:852b8e00 [ 1331.945000][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.945044][ T32] r10:00000000 r9:852b8e00 r8:8027f5e8 r7:eace9e60 r6:852b8e80 r5:84d30c00 [ 1331.945075][ T32] r4:00000001 [ 1331.945166][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.945208][ T32] Exception stack(0xeacf1fb0 to 0xeacf1ff8) [ 1331.945288][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.945344][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.945398][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.945503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.945530][ T32] r4:852c2840 [ 1331.946022][ T32] INFO: task kworker/0:443:4310 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1331.946063][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.946141][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.946190][ T32] Call trace: [ 1331.946220][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1331.946270][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1331.946293][ T32] r4:00000000 [ 1331.946312][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.946351][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1331.946380][ T32] 9d20: b8a73000 eca73000 00000001 80239b98 7f185000 00000001 [ 1331.946422][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1331.946451][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.946476][ T32] r5:80070013 r4:80239bb0 [ 1331.946496][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.946537][ T32] r4:82ac11e4 [ 1331.946578][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.946633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1331.946679][ T32] r4:e04e9dc0 [ 1331.946701][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.946744][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1331.946767][ T32] r4:00000000 [ 1331.946807][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.946866][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1331.946890][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.946933][ T32] r5:00001000 r4:dfe9b000 [ 1331.946953][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.946993][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.947034][ T32] r5:84ea6b8c r4:84ea6800 ** 1 printk messages dropped ** [ 1331.947100][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1331.947120][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.947164][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.947185][ T32] r4:84fab300 [ 1331.947204][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.947246][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1331.947307][ T32] r4:00000001 [ 1331.947331][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.947366][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1331.947391][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.947419][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.947444][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.947496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.947531][ T32] r4:84faa100 [ 1331.947555][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.947585][ T32] INFO: task kworker/0:444:4312 blocked for more than 458 seconds. [ 1331.947619][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.947676][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.947700][ T32] task:kworker/0:444 state:D stack:0 pid:4312 tgid:4312 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.947773][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.947813][ T32] Call trace: [ 1331.947868][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1331.947914][ T32] r10:82918930 r9:eacf5d84 r8:00000002 r7:60000113 r6:eacf5d8c r5:84d32400 [ 1331.947957][ T32] r4:84d32400 [ 1331.947980][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1331.948021][ T32] r5:84d32400 r4:8291892c [ 1331.948040][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.948096][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.948148][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf5e08 [ 1331.948195][ T32] r4:00000000 [ 1331.948230][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1331.948271][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.948313][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.948357][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c2b00 [ 1331.948380][ T32] r4:00000000 [ 1331.948398][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.948440][ T32] r9:83018005 r8:84d32400 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1331.948500][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.948594][ T32] r5:00001000 r4:eaa8f000 [ 1331.948775][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.948818][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.948870][ T32] r5:85178f8c r4:85178c00 [ 1331.948919][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.949004][ T32] r7:dddced80 r6:83018000 r5:85178f8c r4:852b8d80 [ 1331.949027][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.949098][ T32] r10:61c88647 r9:84d32400 r8:852b8dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.949137][ T32] r4:852b8d80 [ 1331.949156][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.949224][ T32] r10:00000000 r9:852b8d80 r8:8027f5e8 r7:eacf1e60 r6:852b8f00 r5:84d32400 [ 1331.949271][ T32] r4:00000001 [ 1331.949327][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.949367][ T32] Exception stack(0xeacf5fb0 to 0xeacf5ff8) [ 1331.949395][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.949422][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.949463][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.949534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.949562][ T32] r4:852c2c00 [ 1331.949906][ T32] INFO: task kworker/0:444:4312 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1331.949947][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.950006][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.950052][ T32] Call trace: [ 1331.950129][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1331.950200][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1331.950303][ T32] r4:00000000 [ 1331.962532][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.962636][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1331.962674][ T32] 9d20: b8a73000 eca73000 00000001 80239b98 7f185000 00000001 [ 1331.962706][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1331.962731][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.962757][ T32] r5:80070013 r4:80239bb0 [ 1331.962792][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.962842][ T32] r4:82ac11e4 [ 1331.962882][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.962981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1331.963033][ T32] r4:e04e9dc0 [ 1331.963059][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 2 printk messages dropped ** [ 1331.963156][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1331.963628][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1331.963980][ T32] r4:84fab300 ** 2 printk messages dropped ** [ 1331.964070][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1331.964243][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1331.964433][ T32] INFO: task kworker/0:445:4314 blocked for more than 458 seconds. [ 1331.964469][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.964496][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.964550][ T32] task:kworker/0:445 state:D stack:0 pid:4314 tgid:4314 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.964613][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.964712][ T32] Call trace: [ 1331.964752][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1331.964883][ T32] r10:82918930 r9:eacf9d84 r8:00000002 r7:60000113 r6:eacf9d8c r5:84cb8000 [ 1331.964987][ T32] r4:84cb8000 [ 1331.965018][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1331.965059][ T32] r5:84cb8000 r4:8291892c [ 1331.965081][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.965123][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.965168][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf9e08 [ 1331.965215][ T32] r4:00000000 [ 1331.965286][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1331.965335][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.965371][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.965412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c2d00 [ 1331.965435][ T32] r4:00000000 [ 1331.965454][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.965497][ T32] r9:83018005 r8:84cb8000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1331.965521][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.965587][ T32] r5:00001000 r4:eaaa9000 [ 1331.965610][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.965668][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.965714][ T32] r5:8517938c r4:85179000 [ 1331.965735][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.965839][ T32] r7:dddced80 r6:83018000 r5:8517938c r4:852b8f80 [ 1331.965864][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.965933][ T32] r10:61c88647 r9:84cb8000 r8:852b8fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.965960][ T32] r4:852b8f80 [ 1331.965981][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.966026][ T32] r10:00000000 r9:852b8f80 r8:8027f5e8 r7:eacf5e60 r6:852d4000 r5:84cb8000 [ 1331.966075][ T32] r4:00000001 [ 1331.966098][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.966134][ T32] Exception stack(0xeacf9fb0 to 0xeacf9ff8) [ 1331.966163][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.966214][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.966245][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.966274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.966296][ T32] r4:852c2ac0 [ 1331.966792][ T32] INFO: task kworker/0:445:4314 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1331.966886][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.966989][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.967041][ T32] Call trace: [ 1331.967088][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1331.967156][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1331.967205][ T32] r4:00000000 [ 1331.967236][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.967279][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1331.967308][ T32] 9d20: b8a73000 eca73000 00000001 80239b98 7f185000 00000001 [ 1331.967339][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1331.967363][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.967387][ T32] r5:80070013 r4:80239bb0 [ 1331.967420][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.967465][ T32] r4:82ac11e4 [ 1331.967523][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.967591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1331.967630][ T32] r4:e04e9dc0 [ 1331.967654][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.967714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1331.967746][ T32] r4:00000000 [ 1331.967786][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.967836][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1331.967858][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.967906][ T32] r5:00001000 r4:dfe9b000 [ 1331.967924][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.967999][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.968069][ T32] r5:84ea6b8c r4:84ea6800 [ 1331.968091][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.968140][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1331.968161][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.968206][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.968228][ T32] r4:84fab300 [ 1331.968246][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.968288][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1331.968310][ T32] r4:00000001 [ 1331.968329][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.968363][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1331.968388][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.968416][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.968468][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.968505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.968529][ T32] r4:84faa100 [ 1331.968549][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.968578][ T32] INFO: task kworker/0:446:4317 blocked for more than 458 seconds. [ 1331.968608][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.968665][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.968689][ T32] task:kworker/0:446 state:D stack:0 pid:4317 tgid:4317 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.968811][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.968953][ T32] Call trace: [ 1331.969022][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1331.969098][ T32] r10:82918930 r9:eacfdd84 r8:00000002 r7:60000113 r6:eacfdd8c r5:84cb8c00 [ 1331.969142][ T32] r4:84cb8c00 [ 1331.969191][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1331.969249][ T32] r5:84cb8c00 r4:8291892c [ 1331.969269][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.969369][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.969426][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacfde08 [ 1331.969454][ T32] r4:00000000 [ 1331.969678][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1331.969721][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.969758][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.969862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bbfc0 [ 1331.969942][ T32] r4:00000000 [ 1331.969964][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.970011][ T32] r9:83018005 r8:84cb8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1331.970033][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.970073][ T32] r5:00001000 r4:eaab5000 [ 1331.970092][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.970153][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.970299][ T32] r5:8517978c r4:85179400 [ 1331.989628][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.989736][ T32] r7:dddced80 r6:83018000 r5:8517978c r4:852d4080 [ 1331.989830][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.989957][ T32] r10:61c88647 r9:84cb8c00 r8:852d40ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.989986][ T32] r4:852d4080 [ 1331.990008][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.990058][ T32] r10:00000000 r9:852d4080 r8:8027f5e8 r7:eacf9e60 r6:852d4100 r5:84cb8c00 [ 1331.990081][ T32] r4:00000001 [ 1331.990124][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.990167][ T32] Exception stack(0xeacfdfb0 to 0xeacfdff8) [ 1331.990197][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.990225][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.990296][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.990867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.990906][ T32] r4:852bb300 [ 1331.991376][ T32] INFO: task kworker/0:446:4317 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1331.991420][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.991592][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.991662][ T32] Call trace: [ 1331.991694][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1331.991747][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1331.991771][ T32] r4:00000000 [ 1331.991801][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.991914][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1331.992023][ T32] 9d20: b8ee7000 eca73000 00000001 80239b98 7f185000 00000001 [ 1331.992080][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1331.992134][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.992161][ T32] r5:80070013 r4:80239bb0 [ 1331.992183][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.992229][ T32] r4:82ac11e4 [ 1331.992260][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.992307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1331.992329][ T32] r4:e04e9dc0 [ 1331.992371][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.992440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1331.992465][ T32] r4:00000000 [ 1331.992486][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.992559][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1331.992584][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.992640][ T32] r5:00001000 r4:dfe9b000 [ 1331.992686][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.992807][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.992854][ T32] r5:84ea6b8c r4:84ea6800 [ 1331.992875][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.992921][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1331.992942][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.992989][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.993011][ T32] r4:84fab300 [ 1331.993030][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.993075][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1331.993121][ T32] r4:00000001 [ 1331.993167][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.993230][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1331.993261][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.993342][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.993372][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.993401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.993468][ T32] r4:84faa100 [ 1331.993602][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.993677][ T32] INFO: task kworker/0:447:4318 blocked for more than 458 seconds. [ 1331.993716][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.993743][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.993826][ T32] task:kworker/0:447 state:D stack:0 pid:4318 tgid:4318 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.993885][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.993926][ T32] Call trace: [ 1331.994024][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1331.994083][ T32] r10:82918930 r9:ead01d84 r8:00000002 r7:60000113 r6:ead01d8c r5:84cba400 [ 1331.994133][ T32] r4:84cba400 [ 1331.994156][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1331.994220][ T32] r5:84cba400 r4:8291892c [ 1331.994242][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.994297][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.994361][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead01e08 [ 1331.994411][ T32] r4:00000000 [ 1331.994433][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1331.994479][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.994549][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.994677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d9040 [ 1331.994707][ T32] r4:00000000 [ 1331.994751][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.994801][ T32] r9:83018005 r8:84cba400 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1331.994850][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.995024][ T32] r5:00001000 r4:eaac7000 [ 1331.995048][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.995092][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.995137][ T32] r5:85179b8c r4:85179800 [ 1331.995186][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.995239][ T32] r7:dddced80 r6:83018000 r5:85179b8c r4:852d4180 [ 1331.995260][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.995377][ T32] r10:61c88647 r9:84cba400 r8:852d41ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.995404][ T32] r4:852d4180 [ 1331.995438][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.995510][ T32] r10:00000000 r9:852d4180 r8:8027f5e8 r7:eacfde60 r6:852d4200 r5:84cba400 [ 1331.995535][ T32] r4:00000001 [ 1331.995565][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.995602][ T32] Exception stack(0xead01fb0 to 0xead01ff8) [ 1331.995636][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.995665][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.995690][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.995717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.995738][ T32] r4:852d90c0 [ 1331.996004][ T32] INFO: task kworker/0:447:4318 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1331.996038][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.996092][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.996156][ T32] Call trace: [ 1331.996190][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1331.996239][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1331.996309][ T32] r4:00000000 [ 1331.996332][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.996386][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1331.996429][ T32] 9d20: b8ee7000 eca73000 00000001 80239b98 7f185000 00000001 [ 1331.996472][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1331.996500][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.996544][ T32] r5:80070013 r4:80239bb0 [ 1331.996606][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.996674][ T32] r4:82ac11e4 [ 1331.996696][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.996787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1331.996814][ T32] r4:e04e9dc0 [ 1331.996835][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.996987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1331.997053][ T32] r4:00000000 [ 1331.997076][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.997123][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1331.997145][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.997198][ T32] r5:00001000 r4:dfe9b000 [ 1331.997226][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.997288][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.997334][ T32] r5:84ea6b8c r4:84ea6800 [ 1331.997353][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.997401][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1331.997444][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.997495][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.997516][ T32] r4:84fab300 [ 1331.997536][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.997579][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1331.997626][ T32] r4:00000001 [ 1331.997653][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.997690][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1331.997717][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.997808][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.997893][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.997952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.997979][ T32] r4:84faa100 [ 1331.998000][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.998027][ T32] INFO: task kworker/0:448:4320 blocked for more than 458 seconds. [ 1331.998055][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.998077][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.998097][ T32] task:kworker/0:448 state:D stack:0 pid:4320 tgid:4320 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.998169][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.998218][ T32] Call trace: [ 1331.998282][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1331.998354][ T32] r10:82918930 r9:eacedd84 r8:00000002 r7:60000013 r6:eacedd8c r5:84cbb000 [ 1331.998381][ T32] r4:84cbb000 [ 1331.998403][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1331.998443][ T32] r5:84cbb000 r4:8291892c [ 1331.998485][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.998528][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.998573][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacede08 [ 1331.998594][ T32] r4:00000000 [ 1331.998617][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1331.998665][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.998777][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.998822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d9ac0 [ 1331.998849][ T32] r4:00000000 [ 1331.998886][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1331.999029][ T32] r9:83018005 r8:84cbb000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1331.999059][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.999146][ T32] r5:00001000 r4:eab09000 [ 1331.999268][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.999312][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.999380][ T32] r5:8517ab8c r4:8517a800 [ 1331.999413][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.999463][ T32] r7:dddced80 r6:83018000 r5:8517ab8c r4:852d4280 [ 1331.999485][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.999542][ T32] r10:61c88647 r9:84cbb000 r8:852d42ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.999602][ T32] r4:852d4280 [ 1331.999731][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.999780][ T32] r10:00000000 r9:852d4280 r8:8027f5e8 r7:ead01e60 r6:852d4300 r5:84cbb000 [ 1331.999803][ T32] r4:00000001 [ 1331.999823][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.999857][ T32] Exception stack(0xeacedfb0 to 0xeacedff8) [ 1331.999911][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.999958][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.999987][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.000015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.000036][ T32] r4:852d90c0 [ 1332.033676][ T32] INFO: task kworker/0:448:4320 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1332.033880][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.034047][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.034163][ T32] Call trace: [ 1332.034293][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1332.034356][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1332.034422][ T32] r4:00000000 [ 1332.034446][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.034512][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1332.034571][ T32] 9d20: b9520000 eca73000 00000001 80239b98 7f185000 00000001 [ 1332.034605][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1332.034688][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.034767][ T32] r5:80070013 r4:80239bb0 [ 1332.034792][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.034861][ T32] r4:82ac11e4 [ 1332.034933][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.035028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1332.035078][ T32] r4:e04e9dc0 [ 1332.035150][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.035270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1332.035393][ T32] r4:00000000 [ 1332.035416][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1332.035488][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1332.035512][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.035555][ T32] r5:00001000 r4:dfe9b000 [ 1332.035602][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.035651][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.035733][ T32] r5:84ea6b8c r4:84ea6800 [ 1332.035784][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.035848][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1332.035981][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.036031][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.036054][ T32] r4:84fab300 [ 1332.036085][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.036183][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1332.036283][ T32] r4:00000001 [ 1332.036305][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.036343][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1332.036370][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.036398][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.036424][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.036501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.036527][ T32] r4:84faa100 [ 1332.036565][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.036680][ T32] INFO: task kworker/0:449:4322 blocked for more than 458 seconds. [ 1332.036755][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.036797][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.036840][ T32] task:kworker/0:449 state:D stack:0 pid:4322 tgid:4322 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.036942][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.037153][ T32] Call trace: [ 1332.037218][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1332.037324][ T32] r10:82918930 r9:ead09d84 r8:00000002 r7:60000113 r6:ead09d8c r5:84cb9800 [ 1332.037349][ T32] r4:84cb9800 [ 1332.037370][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1332.037435][ T32] r5:84cb9800 r4:8291892c [ 1332.037458][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.037499][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.037545][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead09e08 [ 1332.037571][ T32] r4:00000000 [ 1332.037591][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1332.037662][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1332.037786][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.037853][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d92c0 [ 1332.037900][ T32] r4:00000000 [ 1332.037922][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1332.037972][ T32] r9:83018005 r8:84cb9800 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1332.038006][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.038050][ T32] r5:00001000 r4:eaad1000 [ 1332.038069][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1332.038177][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1332.038392][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.038548][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1332.039155][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1332.039307][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1332.039359][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1332.039382][ T32] r4:00000000 [ 1332.039400][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.039439][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1332.039469][ T32] 9d20: b9520000 eca73000 00000001 80239b98 7f185000 00000001 [ 1332.039498][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1332.039522][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.039546][ T32] r5:80070013 r4:80239bb0 [ 1332.039566][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.039666][ T32] r4:82ac11e4 [ 1332.039730][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.039779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1332.039826][ T32] r4:e04e9dc0 [ 1332.039849][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.039896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1332.039920][ T32] r4:00000000 [ 1332.039938][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1332.039982][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1332.040003][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.040043][ T32] r5:00001000 r4:dfe9b000 [ 1332.040061][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.040125][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.040200][ T32] r5:84ea6b8c r4:84ea6800 [ 1332.040297][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.065099][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1332.065174][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.065281][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.065311][ T32] r4:84fab300 [ 1332.065336][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.065434][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1332.065496][ T32] r4:00000001 [ 1332.065519][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.065558][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1332.065590][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.065625][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.065653][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.065726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.065752][ T32] r4:84faa100 [ 1332.065827][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.065881][ T32] INFO: task kworker/0:450:4323 blocked for more than 458 seconds. [ 1332.065922][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.065948][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.065969][ T32] task:kworker/0:450 state:D stack:0 pid:4323 tgid:4323 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.066026][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.066073][ T32] Call trace: [ 1332.066104][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1332.066166][ T32] r10:82918930 r9:ead11d84 r8:00000002 r7:60000113 r6:ead11d8c r5:84cbd400 [ 1332.066192][ T32] r4:84cbd400 [ 1332.066212][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1332.066252][ T32] r5:84cbd400 r4:8291892c [ 1332.066273][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.066311][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.066356][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead11e08 ** 3 printk messages dropped ** [ 1332.066483][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1332.066691][ T32] r5:00001000 r4:eaaf7000 [ 1332.066710][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.066748][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1332.066853][ T32] r7:dddced80 r6:83018000 r5:8517a78c r4:852d4480 ** 4 printk messages dropped ** [ 1332.067018][ T32] r10:00000000 r9:852d4480 r8:8027f5e8 r7:eacede60 r6:852d4500 r5:84cbd400 ** 6 printk messages dropped ** [ 1332.067204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1332.068298][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 8 printk messages dropped ** [ 1332.068566][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1332.068704][ T32] r4:e04e9dc0 ** 1 printk messages dropped ** [ 1332.068781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1332.068803][ T32] r4:00000000 [ 1332.068823][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1332.068884][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1332.068916][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.069002][ T32] r5:00001000 r4:dfe9b000 [ 1332.069036][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.069079][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.069122][ T32] r5:84ea6b8c r4:84ea6800 [ 1332.069176][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.069245][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1332.069266][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.069313][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.069335][ T32] r4:84fab300 [ 1332.069354][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.069397][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1332.069420][ T32] r4:00000001 [ 1332.069452][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.069491][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1332.069518][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.069546][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.069572][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.069600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.069627][ T32] r4:84faa100 [ 1332.069647][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.069673][ T32] INFO: task kworker/1:151:4326 blocked for more than 458 seconds. [ 1332.069699][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.069722][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.069794][ T32] task:kworker/1:151 state:D stack:0 pid:4326 tgid:4326 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.069921][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.069965][ T32] Call trace: [ 1332.069994][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1332.070040][ T32] r10:82918930 r9:ead19d84 r8:00000002 r7:60000113 r6:ead19d8c r5:84cbe000 [ 1332.070081][ T32] r4:84cbe000 [ 1332.070105][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1332.070146][ T32] r5:84cbe000 r4:8291892c [ 1332.070164][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.070222][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.070333][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead19e08 [ 1332.083601][ T32] r4:00000000 [ 1332.083651][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1332.083793][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1332.083841][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.083920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537c140 [ 1332.083962][ T32] r4:00000000 [ 1332.084022][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1332.084081][ T32] r9:83018205 r8:84cbe000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1332.084104][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.084149][ T32] r5:00001000 r4:eabff000 [ 1332.084168][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1332.084437][ T32] r7:ddde2d80 r6:83018200 r5:84d45f8c r4:85263f00 ** 12 printk messages dropped ** [ 1332.084886][ T32] r4:852c95c0 ** 5 printk messages dropped ** [ 1332.085606][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 13 printk messages dropped ** [ 1332.086355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 11 printk messages dropped ** [ 1332.087037][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1332.087220][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.087477][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1332.087664][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.087762][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.087810][ T32] task:kworker/1:152 state:D stack:0 pid:4328 tgid:4328 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.087965][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.088059][ T32] Call trace: [ 1332.088123][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1332.088183][ T32] r10:82918930 r9:ead1dd84 r8:00000002 r7:60000113 r6:ead1dd8c r5:84cbec00 [ 1332.088208][ T32] r4:84cbec00 [ 1332.088302][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1332.088353][ T32] r5:84cbec00 r4:8291892c [ 1332.088373][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.088460][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.088515][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead1de08 [ 1332.088538][ T32] r4:00000000 [ 1332.088557][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1332.088623][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1332.088696][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.088781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8524c400 [ 1332.088856][ T32] r4:00000000 [ 1332.088877][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1332.088934][ T32] r9:83018205 r8:84cbec00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1332.088979][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.089043][ T32] r5:00001000 r4:eab17000 [ 1332.089063][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.089103][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.089145][ T32] r5:84d4678c r4:84d46400 [ 1332.089189][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.089341][ T32] r7:ddde2d80 r6:83018200 r5:84d4678c r4:85263f80 [ 1332.089371][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.089471][ T32] r10:61c88647 r9:84cbec00 r8:85263fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.089505][ T32] r4:85263f80 [ 1332.089524][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.089567][ T32] r10:00000000 r9:85263f80 r8:8027f5e8 r7:ead19e60 r6:852d4600 r5:84cbec00 [ 1332.089613][ T32] r4:00000001 [ 1332.089692][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.089742][ T32] Exception stack(0xead1dfb0 to 0xead1dff8) [ 1332.089828][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.089859][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.090000][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.090038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.090130][ T32] r4:852c95c0 [ 1332.108128][ T32] INFO: task kworker/1:152:4328 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1332.108283][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.108393][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.108461][ T32] Call trace: [ 1332.108496][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1332.108553][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 3 printk messages dropped ** [ 1332.108852][ T32] 9d20: b9e11000 eca73000 00000001 80239b98 7f185000 00000001 ** 6 printk messages dropped ** [ 1332.109181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 7 printk messages dropped ** [ 1332.109695][ T32] r5:00001000 r4:dfe9b000 ** 4 printk messages dropped ** [ 1332.110069][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 1 printk messages dropped ** [ 1332.110136][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.110170][ T32] r4:84fab300 [ 1332.110195][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.110242][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1332.110280][ T32] r4:00000001 [ 1332.110317][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.110352][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1332.110446][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.115509][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.115565][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.115601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.115645][ T32] r4:84faa100 [ 1332.115675][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.115723][ T32] INFO: task kworker/0:451:4330 blocked for more than 458 seconds. [ 1332.115804][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.115857][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.115883][ T32] task:kworker/0:451 state:D stack:0 pid:4330 tgid:4330 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.115967][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.116050][ T32] Call trace: [ 1332.116111][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1332.116163][ T32] r10:82918930 r9:ead21d84 r8:00000002 r7:60000013 r6:ead21d8c r5:84cbc800 [ 1332.116206][ T32] r4:84cbc800 [ 1332.116232][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1332.116273][ T32] r5:84cbc800 r4:8291892c [ 1332.116292][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.116333][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.116384][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead21e08 [ 1332.116407][ T32] r4:00000000 [ 1332.116425][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1332.116463][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1332.116503][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.116544][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c2e80 ** 4 printk messages dropped ** [ 1332.116785][ T32] r5:00001000 r4:eab2f000 [ 1332.116806][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1332.116916][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.116984][ T32] r7:dddced80 r6:83018000 r5:8517b38c r4:852d4680 ** 4 printk messages dropped ** [ 1332.117203][ T32] r10:00000000 r9:852d4680 r8:8027f5e8 r7:eacede60 r6:852d4700 r5:84cbc800 ** 13 printk messages dropped ** [ 1332.118319][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 18 printk messages dropped ** [ 1332.119225][ T32] r5:00001000 r4:dfe9b000 ** 7 printk messages dropped ** [ 1332.119562][ T32] r4:84fab300 ** 7 printk messages dropped ** [ 1332.119841][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1332.140211][ T32] r5:84c78c00 r4:8291892c ** 7 printk messages dropped ** [ 1332.141209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537c000 ** 4 printk messages dropped ** [ 1332.141601][ T32] r5:00001000 r4:eabf1000 ** 5 printk messages dropped ** [ 1332.142130][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1332.143970][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.144571][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 ** 11 printk messages dropped ** [ 1332.145410][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 ** 8 printk messages dropped ** [ 1332.146024][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1332.146682][ T32] r4:84faa100 ** 5 printk messages dropped ** [ 1332.146974][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.147363][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1332.147847][ T32] r5:00001000 r4:eab21000 [ 1332.147885][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1332.148174][ T32] r4:852d4800 ** 5 printk messages dropped ** [ 1332.148445][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1332.149466][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 8 printk messages dropped ** [ 1332.149805][ T32] r4:82ac11e4 [ 1332.149834][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.149885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1332.149909][ T32] r4:e04e9dc0 [ 1332.149957][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.150027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1332.150102][ T32] r4:00000000 [ 1332.150124][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1332.150170][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1332.150190][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.150231][ T32] r5:00001000 r4:dfe9b000 [ 1332.150358][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.173108][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.173284][ T32] r5:84ea6b8c r4:84ea6800 [ 1332.173330][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.173430][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1332.173483][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.173561][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.173601][ T32] r4:84fab300 [ 1332.173658][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.173791][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1332.173844][ T32] r4:00000001 [ 1332.173890][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.173991][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1332.174057][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.174113][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.174168][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.174232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.174278][ T32] r4:84faa100 [ 1332.174331][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.174395][ T32] INFO: task kworker/0:453:4337 blocked for more than 458 seconds. [ 1332.174480][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.174543][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.174592][ T32] task:kworker/0:453 state:D stack:0 pid:4337 tgid:4337 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.174736][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.174860][ T32] Call trace: [ 1332.175055][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1332.175159][ T32] r10:82918930 r9:ead25d84 r8:00000002 r7:60000013 r6:ead25d8c r5:84c78000 [ 1332.175235][ T32] r4:84c78000 [ 1332.175282][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1332.175362][ T32] r5:84c78000 r4:8291892c [ 1332.175403][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.175488][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.175628][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead25e08 [ 1332.175660][ T32] r4:00000000 [ 1332.175704][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1332.175747][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1332.175799][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.175897][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d9780 [ 1332.175929][ T32] r4:00000000 [ 1332.175950][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1332.176025][ T32] r9:83018005 r8:84c78000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1332.176051][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.176136][ T32] r5:00001000 r4:eab39000 [ 1332.176163][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.176204][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.176326][ T32] r5:8517b78c r4:8517b400 [ 1332.176350][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.176404][ T32] r7:dddced80 r6:83018000 r5:8517b78c r4:852d4900 [ 1332.176426][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.176521][ T32] r10:61c88647 r9:84c78000 r8:852d492c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.176571][ T32] r4:852d4900 [ 1332.176617][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.176676][ T32] r10:00000000 r9:852d4900 r8:8027f5e8 r7:ead21e60 r6:852d4980 r5:84c78000 [ 1332.176699][ T32] r4:00000001 [ 1332.176719][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.176812][ T32] Exception stack(0xead25fb0 to 0xead25ff8) [ 1332.176843][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.176874][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.176926][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.176957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.177034][ T32] r4:852d9600 [ 1332.177501][ T32] INFO: task kworker/0:453:4337 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1332.177538][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.177665][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.177795][ T32] Call trace: ** 2 printk messages dropped ** [ 1332.177996][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.178283][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1332.178819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 11 printk messages dropped ** [ 1332.179525][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1332.179809][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1332.203881][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) ** 10 printk messages dropped ** [ 1332.204350][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1332.204556][ T32] r5:00001000 r4:eab4f000 ** 4 printk messages dropped ** [ 1332.204838][ T32] r7:dddced80 r6:83018000 r5:8517bb8c r4:852d4a00 ** 8 printk messages dropped ** [ 1332.205213][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1332.206244][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 5 printk messages dropped ** [ 1332.206504][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.206527][ T32] r5:80070013 r4:80239bb0 [ 1332.206572][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.206617][ T32] r4:82ac11e4 [ 1332.206691][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.206764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1332.206790][ T32] r4:e04e9dc0 [ 1332.206809][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.206852][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1332.206888][ T32] r4:00000000 [ 1332.206934][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1332.207006][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1332.207030][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.207074][ T32] r5:00001000 r4:dfe9b000 [ 1332.207093][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.207141][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.207194][ T32] r5:84ea6b8c r4:84ea6800 [ 1332.207213][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.207258][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1332.207294][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.207347][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.207370][ T32] r4:84fab300 [ 1332.207463][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.207510][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1332.207556][ T32] r4:00000001 [ 1332.207579][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.207613][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1332.207647][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.207675][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.207701][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.207728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.207751][ T32] r4:84faa100 [ 1332.207770][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.207842][ T32] INFO: task kworker/0:455:4340 blocked for more than 458 seconds. [ 1332.207873][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.207897][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.207917][ T32] task:kworker/0:455 state:D stack:0 pid:4340 tgid:4340 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.207992][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.208070][ T32] Call trace: [ 1332.208125][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1332.208277][ T32] r10:82918930 r9:ead0dd84 r8:00000002 r7:60000013 r6:ead0dd8c r5:84c7bc00 [ 1332.208379][ T32] r4:84c7bc00 [ 1332.208428][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1332.208530][ T32] r5:84c7bc00 r4:8291892c [ 1332.208580][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.208627][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1332.209104][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.209354][ T32] r5:00001000 r4:eab59000 [ 1332.209374][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1332.209597][ T32] r7:dddced80 r6:83018000 r5:8517bf8c r4:852d4b00 ** 7 printk messages dropped ** [ 1332.209988][ T32] Exception stack(0xead0dfb0 to 0xead0dff8) ** 7 printk messages dropped ** [ 1332.230793][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.231380][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 ** 12 printk messages dropped ** [ 1332.232212][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1332.232825][ T32] r4:84fab300 ** 7 printk messages dropped ** [ 1332.233246][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1332.233727][ T32] Call trace: ** 4 printk messages dropped ** [ 1332.233923][ T32] r5:84c7c800 r4:8291892c ** 5 printk messages dropped ** [ 1332.234188][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1332.234535][ T32] r5:00001000 r4:dfbad000 ** 4 printk messages dropped ** [ 1332.234711][ T32] r7:dddced80 r6:83018000 r5:8532878c r4:852d4c00 ** 5 printk messages dropped ** [ 1332.235056][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1332.235134][ T32] Exception stack(0xead31fb0 to 0xead31ff8) [ 1332.235191][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.235230][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.235357][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.235448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.235481][ T32] r4:852de240 [ 1332.235892][ T32] INFO: task kworker/0:456:4342 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1332.235926][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.236119][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.236221][ T32] Call trace: [ 1332.236265][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1332.236319][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1332.236345][ T32] r4:00000000 [ 1332.236364][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.236404][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1332.236485][ T32] 9d20: bacae000 eca73000 00000001 80239b98 7f185000 00000001 [ 1332.236548][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1332.236585][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.236619][ T32] r5:80070013 r4:80239bb0 [ 1332.236695][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.236749][ T32] r4:82ac11e4 [ 1332.236811][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.236935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1332.236962][ T32] r4:e04e9dc0 [ 1332.236996][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.237052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1332.237103][ T32] r4:00000000 [ 1332.237200][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1332.237252][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1332.237279][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.237362][ T32] r5:00001000 r4:dfe9b000 [ 1332.237387][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.237427][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.237470][ T32] r5:84ea6b8c r4:84ea6800 [ 1332.237515][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.237578][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1332.237630][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.237706][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.237734][ T32] r4:84fab300 [ 1332.237821][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.237872][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1332.237895][ T32] r4:00000001 [ 1332.237964][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.238006][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1332.238034][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.238063][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.238094][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.238141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.238191][ T32] r4:84faa100 [ 1332.238214][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.238241][ T32] INFO: task kworker/0:457:4344 blocked for more than 458 seconds. [ 1332.238293][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.238322][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.238369][ T32] task:kworker/0:457 state:D stack:0 pid:4344 tgid:4344 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.238418][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.238461][ T32] Call trace: [ 1332.238491][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1332.238609][ T32] r10:82918930 r9:eab89d84 r8:00000002 r7:60000013 r6:eab89d8c r5:84c7d400 ** 6 printk messages dropped ** [ 1332.238855][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.239055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852de3c0 ** 4 printk messages dropped ** [ 1332.239246][ T32] r5:00001000 r4:df9e5000 [ 1332.239292][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1332.239526][ T32] r7:dddced80 r6:83018000 r5:8532838c r4:852d4d00 ** 8 printk messages dropped ** [ 1332.239936][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.268800][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1332.269361][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1332.270140][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 ** 8 printk messages dropped ** [ 1332.283840][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1332.284217][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1332.284820][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1332.285326][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1332.285704][ T32] r5:00001000 r4:dfc79000 ** 4 printk messages dropped ** [ 1332.285976][ T32] r7:dddced80 r6:83018000 r5:85328b8c r4:852d4e00 ** 7 printk messages dropped ** [ 1332.286300][ T32] Exception stack(0xeabb1fb0 to 0xeabb1ff8) ** 4 printk messages dropped ** [ 1332.286486][ T32] r4:852de480 ** 5 printk messages dropped ** [ 1332.287504][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 7 printk messages dropped ** [ 1332.287928][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.287970][ T32] r4:82ac11e4 [ 1332.288013][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.288165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1332.288227][ T32] r4:e04e9dc0 [ 1332.288280][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.288332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1332.288356][ T32] r4:00000000 [ 1332.288427][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1332.288547][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1332.288580][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.288682][ T32] r5:00001000 r4:dfe9b000 [ 1332.288729][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.288771][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.288816][ T32] r5:84ea6b8c r4:84ea6800 [ 1332.288889][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.288946][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1332.288967][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.289014][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.289038][ T32] r4:84fab300 [ 1332.289057][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.289151][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1332.289191][ T32] r4:00000001 [ 1332.289215][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.289250][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1332.289325][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.289445][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.289477][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.289506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.289533][ T32] r4:84faa100 [ 1332.289554][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.289609][ T32] INFO: task kworker/0:459:4348 blocked for more than 458 seconds. [ 1332.289680][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.289741][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.289867][ T32] task:kworker/0:459 state:D stack:0 pid:4348 tgid:4348 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.289949][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.290042][ T32] Call trace: [ 1332.290075][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1332.290121][ T32] r10:82918930 r9:eab99d84 r8:00000002 r7:60000113 r6:eab99d8c r5:84c7ec00 [ 1332.290143][ T32] r4:84c7ec00 [ 1332.290181][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1332.290333][ T32] r5:84c7ec00 r4:8291892c [ 1332.306199][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.306340][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.306444][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab99e08 [ 1332.306523][ T32] r4:00000000 [ 1332.306627][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1332.306727][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1332.306840][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1332.306973][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.307174][ T32] r5:00001000 r4:e0119000 [ 1332.307194][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1332.307531][ T32] r7:dddced80 r6:83018000 r5:8532978c r4:852d4f00 ** 4 printk messages dropped ** [ 1332.307899][ T32] r10:00000000 r9:852d4f00 r8:8027f5e8 r7:eabb1e60 r6:852d4f80 r5:84c7ec00 ** 10 printk messages dropped ** [ 1332.309004][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1332.309406][ T32] 9d20: bb571000 eca73000 00000001 80239b98 7f185000 00000001 ** 9 printk messages dropped ** [ 1332.310039][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 11 printk messages dropped ** [ 1332.326764][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1332.327340][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1332.328094][ T32] r10:82918930 r9:eac75d84 r8:00000002 r7:60000113 r6:eac75d8c r5:84c79800 ** 10 printk messages dropped ** [ 1332.329477][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852de8c0 ** 4 printk messages dropped ** [ 1332.329954][ T32] r5:00001000 r4:dffa9000 ** 5 printk messages dropped ** [ 1332.345258][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1332.345672][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.346705][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 10 printk messages dropped ** [ 1332.347082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 10 printk messages dropped ** [ 1332.347694][ T32] r5:84ea6b8c r4:84ea6800 ** 3 printk messages dropped ** [ 1332.348038][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1332.348394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1332.349866][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1332.349923][ T32] r10:82918930 r9:ead35d84 r8:00000002 r7:60000113 r6:ead35d8c r5:84cbbc00 [ 1332.350177][ T32] r4:84cbbc00 [ 1332.350420][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1332.380934][ T32] r5:84cbbc00 r4:8291892c [ 1332.380980][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.381050][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.381100][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead35e08 [ 1332.381124][ T32] r4:00000000 [ 1332.381143][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1332.381197][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1332.381244][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.381286][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852de980 [ 1332.381308][ T32] r4:00000000 [ 1332.381327][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1332.381374][ T32] r9:83018005 r8:84cbbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1332.381394][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.381462][ T32] r5:00001000 r4:e0039000 [ 1332.381485][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.381525][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.381567][ T32] r5:8532938c r4:85329000 [ 1332.381605][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.381666][ T32] r7:dddced80 r6:83018000 r5:8532938c r4:852e2100 [ 1332.381703][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.381812][ T32] r10:61c88647 r9:84cbbc00 r8:852e212c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.381845][ T32] r4:852e2100 [ 1332.381874][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.381975][ T32] r10:00000000 r9:852e2100 r8:8027f5e8 r7:eab99e60 r6:852e2180 r5:84cbbc00 [ 1332.382010][ T32] r4:00000001 [ 1332.382032][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.382069][ T32] Exception stack(0xead35fb0 to 0xead35ff8) [ 1332.382099][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.382155][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.382185][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.382237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.382263][ T32] r4:852deb40 [ 1332.382722][ T32] INFO: task kworker/0:461:4351 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1332.382778][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.382851][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.382906][ T32] Call trace: [ 1332.382938][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1332.383136][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1332.383163][ T32] r4:00000000 [ 1332.383212][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.383277][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1332.383329][ T32] 9d20: bc384000 eca73000 00000001 80239b98 7f185000 00000001 [ 1332.383364][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1332.383412][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.383461][ T32] r5:80070013 r4:80239bb0 [ 1332.383484][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.383530][ T32] r4:82ac11e4 [ 1332.383571][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.383614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1332.383676][ T32] r4:e04e9dc0 [ 1332.383727][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.383801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1332.383825][ T32] r4:00000000 [ 1332.383859][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1332.383967][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1332.384023][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.384114][ T32] r5:00001000 r4:dfe9b000 [ 1332.384166][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.384214][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.384257][ T32] r5:84ea6b8c r4:84ea6800 [ 1332.384278][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.384328][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1332.384348][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.384396][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.384419][ T32] r4:84fab300 [ 1332.384438][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.384505][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1332.384576][ T32] r4:00000001 [ 1332.384598][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.384639][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1332.384669][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1332.384770][ T32] r4:84faa100 ** 3 printk messages dropped ** [ 1332.384943][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1332.385496][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead3de08 ** 8 printk messages dropped ** [ 1332.385756][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1332.386031][ T32] r5:85329b8c r4:85329800 ** 4 printk messages dropped ** [ 1332.386284][ T32] r4:852e2200 ** 7 printk messages dropped ** [ 1332.386593][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1332.387272][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.387457][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1332.387806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 11 printk messages dropped ** [ 1332.388432][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1332.388995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 11 printk messages dropped ** [ 1332.389730][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1332.416174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c9f80 ** 4 printk messages dropped ** [ 1332.416421][ T32] r5:00001000 r4:e0691000 ** 4 printk messages dropped ** [ 1332.417020][ T32] r7:dddced80 r6:83018000 r5:85329f8c r4:852e2300 [ 1332.417061][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.417111][ T32] r10:61c88647 r9:852ea400 r8:852e232c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.417133][ T32] r4:852e2300 [ 1332.417153][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.417196][ T32] r10:00000000 r9:852e2300 r8:8027f5e8 r7:ead3de60 r6:852dc080 r5:852ea400 [ 1332.417248][ T32] r4:00000001 [ 1332.417318][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.417362][ T32] Exception stack(0xead45fb0 to 0xead45ff8) [ 1332.417420][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.417491][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.417522][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.417590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.417615][ T32] r4:852dedc0 [ 1332.418107][ T32] INFO: task kworker/0:463:4356 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1332.418182][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.418306][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.418422][ T32] Call trace: [ 1332.418459][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1332.418540][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1332.418567][ T32] r4:00000000 [ 1332.418587][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.418630][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1332.418659][ T32] 9d20: bcdae000 eca73000 00000001 80239b98 7f185000 00000001 [ 1332.418687][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1332.418723][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.418781][ T32] r5:80070013 r4:80239bb0 [ 1332.418845][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.418897][ T32] r4:82ac11e4 [ 1332.418916][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.418958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1332.418980][ T32] r4:e04e9dc0 [ 1332.419091][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.419206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1332.419270][ T32] r4:00000000 [ 1332.419372][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1332.419424][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1332.419446][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.419521][ T32] r5:00001000 r4:dfe9b000 [ 1332.419550][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.419624][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.419670][ T32] r5:84ea6b8c r4:84ea6800 [ 1332.419689][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.419765][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1332.419823][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.419902][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.420022][ T32] r4:84fab300 [ 1332.420081][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.420131][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1332.420153][ T32] r4:00000001 [ 1332.420195][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.420350][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1332.429691][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.429753][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.429940][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.430962][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1332.431376][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1332.431677][ T32] r5:00001000 r4:e06f5000 ** 3 printk messages dropped ** [ 1332.431836][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 13 printk messages dropped ** [ 1332.432337][ T32] r4:852c94c0 ** 8 printk messages dropped ** [ 1332.433225][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 7 printk messages dropped ** [ 1332.433455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 9 printk messages dropped ** [ 1332.433926][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1332.434277][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1332.434495][ T32] r4:84faa100 ** 6 printk messages dropped ** [ 1332.434855][ T32] Call trace: ** 6 printk messages dropped ** [ 1332.435158][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1332.435661][ T32] r5:00001000 r4:e079b000 [ 1332.435683][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1332.435916][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1332.436071][ T32] r4:00000001 [ 1332.436089][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.436123][ T32] Exception stack(0xead51fb0 to 0xead51ff8) [ 1332.436149][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.436175][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.436230][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.436298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.436349][ T32] r4:852c94c0 [ 1332.436625][ T32] INFO: task kworker/0:465:4360 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1332.436687][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.436920][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.436969][ T32] Call trace: [ 1332.437000][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1332.437049][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1332.437071][ T32] r4:00000000 [ 1332.437090][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.437130][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1332.437160][ T32] 9d20: bcdae000 eca73000 00000001 80239b98 7f185000 00000001 [ 1332.437190][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1332.437215][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.437237][ T32] r5:80070013 r4:80239bb0 [ 1332.437285][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.437329][ T32] r4:82ac11e4 [ 1332.437368][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.437413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1332.437435][ T32] r4:e04e9dc0 [ 1332.437485][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.437567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1332.437643][ T32] r4:00000000 [ 1332.437694][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1332.437748][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1332.437818][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.437919][ T32] r5:00001000 r4:dfe9b000 [ 1332.437970][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.438049][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.438097][ T32] r5:84ea6b8c r4:84ea6800 [ 1332.438116][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.438189][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1332.438213][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.438259][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.438319][ T32] r4:84fab300 [ 1332.438342][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.438423][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1332.438449][ T32] r4:00000001 [ 1332.438468][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.438507][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1332.438600][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.438667][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.438767][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.438828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.438887][ T32] r4:84faa100 [ 1332.438911][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.438937][ T32] INFO: task kworker/0:466:4362 blocked for more than 458 seconds. [ 1332.438964][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.438987][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.439007][ T32] task:kworker/0:466 state:D stack:0 pid:4362 tgid:4362 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.439094][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.439197][ T32] Call trace: [ 1332.439228][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1332.439442][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1332.440034][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.440079][ T32] r5:00001000 r4:e07b9000 [ 1332.440100][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1332.473551][ T32] r7:dddced80 r6:83018000 r5:8532ab8c r4:852e2480 ** 4 printk messages dropped ** [ 1332.473931][ T32] r10:00000000 r9:852e2480 r8:8027f5e8 r7:ead51e60 r6:852dc200 r5:852ed400 ** 10 printk messages dropped ** [ 1332.474810][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1332.475086][ T32] 9d20: bda59000 eca73000 00000001 80239b98 7f185000 00000001 ** 9 printk messages dropped ** [ 1332.475495][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 11 printk messages dropped ** [ 1332.476008][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1332.476290][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1332.476661][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1332.477241][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1332.477784][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.477873][ T32] r5:00001000 r4:e07f5000 [ 1332.477895][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.477938][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.477979][ T32] r5:8532af8c r4:8532ac00 [ 1332.477998][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.478073][ T32] r7:dddced80 r6:83018000 r5:8532af8c r4:852e2500 [ 1332.478098][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.478193][ T32] r10:61c88647 r9:852ee000 r8:852e252c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.478259][ T32] r4:852e2500 [ 1332.478281][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.478418][ T32] r10:00000000 r9:852e2500 r8:8027f5e8 r7:ead59e60 r6:852dc280 r5:852ee000 [ 1332.478479][ T32] r4:00000001 [ 1332.478500][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.478570][ T32] Exception stack(0xead5dfb0 to 0xead5dff8) [ 1332.478601][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.478635][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.478665][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.478694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.478715][ T32] r4:85362280 [ 1332.478989][ T32] INFO: task kworker/0:467:4364 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1332.479097][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.479178][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.479229][ T32] Call trace: [ 1332.479319][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1332.479405][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1332.479448][ T32] r4:00000000 [ 1332.479497][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.479550][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1332.479611][ T32] 9d20: bda59000 eca73000 00000001 80239b98 7f185000 00000001 [ 1332.479741][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1332.479822][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.479851][ T32] r5:80070013 r4:80239bb0 [ 1332.479895][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.479943][ T32] r4:82ac11e4 [ 1332.479993][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.480038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1332.480088][ T32] r4:e04e9dc0 [ 1332.480153][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.480229][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1332.480355][ T32] r4:00000000 [ 1332.488172][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1332.488265][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1332.488309][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.488360][ T32] r5:00001000 r4:dfe9b000 [ 1332.488381][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1332.488471][ T32] r5:84ea6b8c r4:84ea6800 ** 9 printk messages dropped ** [ 1332.488848][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 9 printk messages dropped ** [ 1332.489287][ T32] task:kworker/0:468 state:D stack:0 pid:4367 tgid:4367 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1332.490068][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1332.490110][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.490154][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85362440 [ 1332.490205][ T32] r4:00000000 [ 1332.490227][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1332.500731][ T32] r9:83018005 r8:852eb000 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1332.500779][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.500884][ T32] r5:00001000 r4:e081f000 [ 1332.500933][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.500984][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.501037][ T32] r5:8532b38c r4:8532b000 [ 1332.501060][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.501141][ T32] r7:dddced80 r6:83018000 r5:8532b38c r4:852e2580 [ 1332.501176][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.501262][ T32] r10:61c88647 r9:852eb000 r8:852e25ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.501289][ T32] r4:852e2580 [ 1332.501334][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.501397][ T32] r10:00000000 r9:852e2580 r8:8027f5e8 r7:ead5de60 r6:852dc300 r5:852eb000 [ 1332.501446][ T32] r4:00000001 [ 1332.501469][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.501507][ T32] Exception stack(0xead69fb0 to 0xead69ff8) [ 1332.501549][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1332.502480][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1332.502969][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 15 printk messages dropped ** [ 1332.503701][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 5 printk messages dropped ** [ 1332.504113][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1332.504479][ T32] INFO: task kworker/0:469:4368 blocked for more than 459 seconds. ** 13 printk messages dropped ** [ 1332.505137][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1332.505445][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1332.505742][ T32] r7:dddced80 r6:83018000 r5:8532b78c r4:852e2600 ** 8 printk messages dropped ** [ 1332.506176][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1332.507005][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 10 printk messages dropped ** [ 1332.507632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1332.507654][ T32] r4:e04e9dc0 [ 1332.507672][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.507740][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1332.507809][ T32] r4:00000000 [ 1332.507859][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1332.507913][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1332.507949][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.507993][ T32] r5:00001000 r4:dfe9b000 [ 1332.508026][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.508067][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.508109][ T32] r5:84ea6b8c r4:84ea6800 [ 1332.508129][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.508175][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1332.508195][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.508240][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.508325][ T32] r4:84fab300 [ 1332.508348][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.508393][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1332.508438][ T32] r4:00000001 [ 1332.508460][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.508519][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1332.508608][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.508640][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.508665][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.508693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.508714][ T32] r4:84faa100 [ 1332.508733][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.508759][ T32] INFO: task kworker/0:470:4370 blocked for more than 459 seconds. [ 1332.508785][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.508807][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.508830][ T32] task:kworker/0:470 state:D stack:0 pid:4370 tgid:4370 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.508956][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.508996][ T32] Call trace: [ 1332.509050][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1332.509159][ T32] r10:82918930 r9:ead71d84 r8:00000002 r7:60000113 r6:ead71d8c r5:852e8c00 [ 1332.509186][ T32] r4:852e8c00 [ 1332.509207][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1332.509251][ T32] r5:852e8c00 r4:8291892c [ 1332.509289][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.509334][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.509411][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead71e08 [ 1332.509440][ T32] r4:00000000 [ 1332.509460][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1332.509499][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1332.509569][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.509643][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85362800 ** 4 printk messages dropped ** [ 1332.509976][ T32] r5:00001000 r4:e8905000 [ 1332.509999][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1332.510081][ T32] r5:8532bf8c r4:8532bc00 ** 2 printk messages dropped ** [ 1332.510223][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.510488][ T32] r10:61c88647 r9:852e8c00 r8:852e26ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.534328][ T32] r4:852e2680 [ 1332.534409][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.534493][ T32] r10:00000000 r9:852e2680 r8:8027f5e8 r7:ead6de60 r6:852dc400 r5:852e8c00 [ 1332.534518][ T32] r4:00000001 [ 1332.534539][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.534609][ T32] Exception stack(0xead71fb0 to 0xead71ff8) [ 1332.534682][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.534715][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.534744][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.534811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.534879][ T32] r4:85362500 [ 1332.535361][ T32] INFO: task kworker/0:470:4370 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1332.535398][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.535546][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.535638][ T32] Call trace: [ 1332.535675][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1332.535764][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1332.535823][ T32] r4:00000000 [ 1332.535881][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.535966][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1332.535999][ T32] 9d20: be40a000 eca73000 00000001 80239b98 7f185000 00000001 [ 1332.536029][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1332.536086][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.536122][ T32] r5:80070013 r4:80239bb0 [ 1332.536258][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.536314][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1332.536378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 7 printk messages dropped ** [ 1332.536854][ T32] r5:00001000 r4:dfe9b000 ** 4 printk messages dropped ** [ 1332.537162][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 4 printk messages dropped ** [ 1332.537327][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 7 printk messages dropped ** [ 1332.537655][ T32] r4:84faa100 ** 4 printk messages dropped ** [ 1332.537848][ T32] task:kworker/0:471 state:D stack:0 pid:4371 tgid:4371 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1332.538386][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1332.538633][ T32] r5:00001000 r4:e48db000 [ 1332.538652][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1332.538730][ T32] r5:8532bb8c r4:8532b800 ** 1 printk messages dropped ** [ 1332.538806][ T32] r7:dddced80 r6:83018000 r5:8532bb8c r4:852e2700 [ 1332.538855][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.538943][ T32] r10:61c88647 r9:852e9800 r8:852e272c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.538969][ T32] r4:852e2700 [ 1332.538991][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.539037][ T32] r10:00000000 r9:852e2700 r8:8027f5e8 r7:ead71e60 r6:852dc480 r5:852e9800 [ 1332.539060][ T32] r4:00000001 [ 1332.539079][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.539125][ T32] Exception stack(0xead75fb0 to 0xead75ff8) [ 1332.539154][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.539181][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.539206][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.539271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.539334][ T32] r4:85362680 [ 1332.539585][ T32] INFO: task kworker/0:471:4371 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1332.539616][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.539751][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.539828][ T32] Call trace: ** 1 printk messages dropped ** [ 1332.539918][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 8 printk messages dropped ** [ 1332.559025][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1332.559281][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 7 printk messages dropped ** [ 1332.559696][ T32] r5:84ea6b8c r4:84ea6800 ** 3 printk messages dropped ** [ 1332.559898][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1332.560130][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1332.563259][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1332.563811][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1332.564354][ T32] r9:83018005 r8:852ec800 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 ** 1 printk messages dropped ** [ 1332.564422][ T32] r5:00001000 r4:e897b000 [ 1332.564441][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1332.564705][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1332.565021][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1332.565702][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1332.566210][ T32] 9d20: bead0000 eca73000 00000001 80239b98 7f185000 00000001 ** 7 printk messages dropped ** [ 1332.566569][ T32] r4:e04e9dc0 ** 4 printk messages dropped ** [ 1332.566745][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 ** 8 printk messages dropped ** [ 1332.567108][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1332.567510][ T32] r4:84faa100 ** 4 printk messages dropped ** [ 1332.567863][ T32] task:kworker/0:473 state:D stack:0 pid:4375 tgid:4375 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1332.568443][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1332.568518][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85362a00 [ 1332.568539][ T32] r4:00000000 [ 1332.568557][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1332.568600][ T32] r9:83018005 r8:8522e000 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1332.568633][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.568677][ T32] r5:00001000 r4:e8923000 [ 1332.568695][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.568733][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.568774][ T32] r5:8533038c r4:85330000 [ 1332.568792][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.568835][ T32] r7:dddced80 r6:83018000 r5:8533038c r4:852e2800 [ 1332.568854][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.568907][ T32] r10:61c88647 r9:8522e000 r8:852e282c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.568929][ T32] r4:852e2800 [ 1332.568957][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.569011][ T32] r10:00000000 r9:852e2800 r8:8027f5e8 r7:ead79e60 r6:852dc580 r5:8522e000 [ 1332.569065][ T32] r4:00000001 [ 1332.569106][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.569142][ T32] Exception stack(0xead7dfb0 to 0xead7dff8) [ 1332.569168][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.569195][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.569220][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.569246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.569267][ T32] r4:85362840 [ 1332.569572][ T32] INFO: task kworker/0:473:4375 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1332.569605][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.569661][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.569703][ T32] Call trace: [ 1332.569733][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1332.569838][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1332.569865][ T32] r4:00000000 [ 1332.569890][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.569931][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1332.569986][ T32] 9d20: bead0000 eca73000 00000001 80239b98 7f185000 00000001 [ 1332.570020][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1332.570045][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.570089][ T32] r5:80070013 r4:80239bb0 [ 1332.570134][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.570179][ T32] r4:82ac11e4 [ 1332.570198][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.570239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1332.570322][ T32] r4:e04e9dc0 [ 1332.590078][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.590175][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1332.590229][ T32] r4:00000000 [ 1332.590620][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1332.590694][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1332.590731][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.590783][ T32] r5:00001000 r4:dfe9b000 [ 1332.590804][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.590845][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.590894][ T32] r5:84ea6b8c r4:84ea6800 [ 1332.590914][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.590961][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1332.591017][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.591071][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.591127][ T32] r4:84fab300 [ 1332.591151][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.591234][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1332.591303][ T32] r4:00000001 [ 1332.591356][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.591463][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1332.591497][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.591525][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.591550][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.591578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.591613][ T32] r4:84faa100 [ 1332.591638][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.591680][ T32] INFO: task kworker/0:474:4377 blocked for more than 459 seconds. [ 1332.591713][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.591737][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.591757][ T32] task:kworker/0:474 state:D stack:0 pid:4377 tgid:4377 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1332.592139][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1332.592571][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1332.592815][ T32] r5:00001000 r4:ea99d000 ** 2 printk messages dropped ** [ 1332.592938][ T32] r5:85330b8c r4:85330800 ** 3 printk messages dropped ** [ 1332.593121][ T32] r10:61c88647 r9:852f0000 r8:852e28ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1332.593551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1332.594352][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.594597][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1332.595124][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1332.595353][ T32] r4:84fab300 [ 1332.595376][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.595420][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1332.595441][ T32] r4:00000001 [ 1332.595475][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.595511][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1332.595549][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.595600][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.595630][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.595678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.595703][ T32] r4:84faa100 [ 1332.595722][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.595747][ T32] INFO: task kworker/0:475:4379 blocked for more than 459 seconds. [ 1332.595774][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.595796][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.595816][ T32] task:kworker/0:475 state:D stack:0 pid:4379 tgid:4379 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.595858][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.595942][ T32] Call trace: [ 1332.596033][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1332.596088][ T32] r10:82918930 r9:ead8dd84 r8:00000002 r7:60000013 r6:ead8dd8c r5:852f1800 [ 1332.596121][ T32] r4:852f1800 [ 1332.596198][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1332.596304][ T32] r5:852f1800 r4:8291892c [ 1332.596355][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.596414][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.596463][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead8de08 [ 1332.596485][ T32] r4:00000000 [ 1332.596504][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1332.596563][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1332.596607][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.596653][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85373040 [ 1332.596675][ T32] r4:00000000 [ 1332.596693][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1332.596734][ T32] r9:83018005 r8:852f1800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1332.596775][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.596846][ T32] r5:00001000 r4:eab67000 [ 1332.596899][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.596956][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.597026][ T32] r5:8533178c r4:85331400 [ 1332.597062][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.597163][ T32] r7:dddced80 r6:83018000 r5:8533178c r4:852e2900 [ 1332.597231][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.597279][ T32] r10:61c88647 r9:852f1800 r8:852e292c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.597355][ T32] r4:852e2900 [ 1332.597437][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.597488][ T32] r10:00000000 r9:852e2900 r8:8027f5e8 r7:ead85e60 r6:852dc680 r5:852f1800 [ 1332.597524][ T32] r4:00000001 [ 1332.597548][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.597622][ T32] Exception stack(0xead8dfb0 to 0xead8dff8) [ 1332.597651][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1332.597704][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1332.598549][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1332.599159][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1332.599804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 7 printk messages dropped ** [ 1332.628293][ T32] r5:84ea6b8c r4:84ea6800 ** 4 printk messages dropped ** [ 1332.628720][ T32] r4:84fab300 ** 5 printk messages dropped ** [ 1332.629255][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1332.630119][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1332.645014][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1332.645921][ T32] r9:83018005 r8:852f0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 ** 3 printk messages dropped ** [ 1332.646185][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1332.646942][ T32] r10:00000000 r9:852e2980 r8:8027f5e8 r7:ead8de60 r6:852dc700 r5:852f0c00 ** 9 printk messages dropped ** [ 1332.648399][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1332.649224][ T32] 9d20: bf6b6000 eca73000 00000001 80239b98 7f185000 00000001 ** 7 printk messages dropped ** [ 1332.649840][ T32] r4:e04e9dc0 ** 6 printk messages dropped ** [ 1332.670986][ T32] r5:00001000 r4:dfe9b000 ** 6 printk messages dropped ** [ 1332.671732][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1332.671942][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1332.671998][ T32] r4:00000001 [ 1332.672046][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.672234][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1332.672311][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.672374][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.672475][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.672545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.672627][ T32] r4:84faa100 [ 1332.672689][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.672754][ T32] INFO: task kworker/0:477:4383 blocked for more than 459 seconds. [ 1332.672821][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.672873][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.672922][ T32] task:kworker/0:477 state:D stack:0 pid:4383 tgid:4383 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.673033][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.673890][ T32] Call trace: [ 1332.674004][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1332.674114][ T32] r10:82918930 r9:ead9dd84 r8:00000002 r7:60000013 r6:ead9dd8c r5:852f2400 [ 1332.674166][ T32] r4:852f2400 [ 1332.674210][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1332.674298][ T32] r5:852f2400 r4:8291892c [ 1332.674343][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.674429][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.674527][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead9de08 [ 1332.674576][ T32] r4:00000000 [ 1332.674633][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1332.674719][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1332.674864][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.674963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85362e40 [ 1332.675013][ T32] r4:00000000 [ 1332.675059][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1332.675159][ T32] r9:83018005 r8:852f2400 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1332.675206][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.675292][ T32] r5:00001000 r4:ea9e3000 [ 1332.675336][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.675418][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.675522][ T32] r5:8533138c r4:85331000 [ 1332.675575][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.675695][ T32] r7:dddced80 r6:83018000 r5:8533138c r4:852e2a00 [ 1332.675747][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.675844][ T32] r10:61c88647 r9:852f2400 r8:852e2a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.675971][ T32] r4:852e2a00 [ 1332.676022][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.676118][ T32] r10:00000000 r9:852e2a00 r8:8027f5e8 r7:ead8de60 r6:852dc780 r5:852f2400 [ 1332.676168][ T32] r4:00000001 [ 1332.676224][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.676302][ T32] Exception stack(0xead9dfb0 to 0xead9dff8) [ 1332.676361][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.676422][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.676481][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.676543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.676593][ T32] r4:85362d40 [ 1332.677327][ T32] INFO: task kworker/0:477:4383 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1332.677405][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.677518][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.677648][ T32] Call trace: [ 1332.677717][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1332.677896][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1332.677959][ T32] r4:00000000 [ 1332.678004][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.678098][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1332.678159][ T32] 9d20: bf952000 eca73000 00000001 80239b98 7f185000 00000001 [ 1332.678216][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1332.678274][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.678329][ T32] r5:80070013 r4:80239bb0 [ 1332.678373][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.678461][ T32] r4:82ac11e4 [ 1332.678505][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.678622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1332.678713][ T32] r4:e04e9dc0 [ 1332.678765][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.678861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1332.678911][ T32] r4:00000000 [ 1332.678956][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1332.679058][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1332.679104][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.679245][ T32] r5:00001000 r4:dfe9b000 [ 1332.679420][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.679505][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.679584][ T32] r5:84ea6b8c r4:84ea6800 ** 1 printk messages dropped ** [ 1332.679925][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 2 printk messages dropped ** [ 1332.680126][ T32] r4:84fab300 ** 1 printk messages dropped ** [ 1332.680263][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 3 printk messages dropped ** [ 1332.702838][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1332.703336][ T32] INFO: task kworker/0:478:4386 blocked for more than 459 seconds. ** 1 printk messages dropped ** [ 1332.703503][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 3 printk messages dropped ** [ 1332.704007][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1332.704301][ T32] r5:851dbc00 r4:8291892c ** 2 printk messages dropped ** [ 1332.704531][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead65e08 ** 2 printk messages dropped ** [ 1332.704733][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1332.705255][ T32] r5:00001000 r4:eabbb000 [ 1332.705320][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1332.705821][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1332.706625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1332.707644][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.707744][ T32] Call trace: [ 1332.707814][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1332.707922][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1332.708035][ T32] r4:00000000 [ 1332.708088][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.708177][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1332.708242][ T32] 9d20: bfb8f000 eca73000 00000001 80239b98 7f185000 00000001 [ 1332.708334][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1332.708447][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.708536][ T32] r5:80070013 r4:80239bb0 [ 1332.708596][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.708698][ T32] r4:82ac11e4 [ 1332.708748][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.708840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1332.708893][ T32] r4:e04e9dc0 [ 1332.708964][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.709062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1332.709113][ T32] r4:00000000 [ 1332.709181][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1332.709292][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1332.709340][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.709430][ T32] r5:00001000 r4:dfe9b000 [ 1332.709489][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.709580][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.709718][ T32] r5:84ea6b8c r4:84ea6800 [ 1332.709799][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.709904][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1332.709953][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.710087][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.710146][ T32] r4:84fab300 [ 1332.710194][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.732707][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1332.732880][ T32] r4:00000001 [ 1332.732960][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.733086][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1332.733170][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.733236][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.733296][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.733371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.733438][ T32] r4:84faa100 [ 1332.733499][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.733567][ T32] INFO: task kworker/0:479:4388 blocked for more than 459 seconds. [ 1332.733653][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.733708][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.733755][ T32] task:kworker/0:479 state:D stack:0 pid:4388 tgid:4388 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.733977][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.734084][ T32] Call trace: [ 1332.734182][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1332.734293][ T32] r10:82918930 r9:eada5d84 r8:00000002 r7:60000113 r6:eada5d8c r5:851dc800 [ 1332.734346][ T32] r4:851dc800 [ 1332.734399][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1332.734504][ T32] r5:851dc800 r4:8291892c [ 1332.734563][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.734665][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.734765][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eada5e08 [ 1332.734816][ T32] r4:00000000 [ 1332.734860][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1332.734946][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1332.735045][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.735137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853731c0 [ 1332.735187][ T32] r4:00000000 [ 1332.735259][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1332.735368][ T32] r9:83018005 r8:851dc800 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1332.735420][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.735510][ T32] r5:00001000 r4:eab71000 [ 1332.735558][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.735657][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.735749][ T32] r5:85331b8c r4:85331800 [ 1332.735798][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.735899][ T32] r7:dddced80 r6:83018000 r5:85331b8c r4:852e2b80 [ 1332.735976][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.736084][ T32] r10:61c88647 r9:851dc800 r8:852e2bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.736147][ T32] r4:852e2b80 [ 1332.736191][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.736285][ T32] r10:00000000 r9:852e2b80 r8:8027f5e8 r7:ead65e60 r6:852e2c00 r5:851dc800 [ 1332.736335][ T32] r4:00000001 [ 1332.736404][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.736486][ T32] Exception stack(0xeada5fb0 to 0xeada5ff8) [ 1332.736622][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.736714][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.736782][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.736880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.736950][ T32] r4:85373180 [ 1332.737726][ T32] INFO: task kworker/0:479:4388 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1332.737829][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.737957][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.738054][ T32] Call trace: [ 1332.738148][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1332.738269][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1332.738326][ T32] r4:00000000 [ 1332.738376][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.738476][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1332.738554][ T32] 9d20: bff0b000 eca73000 00000001 80239b98 7f185000 00000001 [ 1332.738636][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1332.738710][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.738801][ T32] r5:80070013 r4:80239bb0 [ 1332.738855][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.738947][ T32] r4:82ac11e4 [ 1332.738994][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.739085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1332.739159][ T32] r4:e04e9dc0 [ 1332.739211][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.739352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1332.739411][ T32] r4:00000000 [ 1332.739457][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1332.739556][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1332.739623][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.739719][ T32] r5:00001000 r4:dfe9b000 [ 1332.739777][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.739903][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.740008][ T32] r5:84ea6b8c r4:84ea6800 [ 1332.740054][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.740151][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1332.740199][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.740369][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.761121][ T32] r4:84fab300 [ 1332.761224][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.761370][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1332.761428][ T32] r4:00000001 [ 1332.761486][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.761581][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1332.761678][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.761747][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.761844][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.761940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.762010][ T32] r4:84faa100 [ 1332.762071][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.762142][ T32] INFO: task kworker/0:480:4389 blocked for more than 459 seconds. [ 1332.762231][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.762290][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.762337][ T32] task:kworker/0:480 state:D stack:0 pid:4389 tgid:4389 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.762474][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.762629][ T32] Call trace: [ 1332.762732][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1332.762832][ T32] r10:82918930 r9:ead41d84 r8:00000002 r7:60000113 r6:ead41d8c r5:851de000 [ 1332.762887][ T32] r4:851de000 [ 1332.762931][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1332.763053][ T32] r5:851de000 r4:8291892c [ 1332.763107][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.763194][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.763292][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead41e08 [ 1332.763374][ T32] r4:00000000 [ 1332.763435][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1332.763519][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1332.763650][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.763748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85373340 [ 1332.763824][ T32] r4:00000000 [ 1332.763885][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1332.763989][ T32] r9:83018005 r8:851de000 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1332.764040][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.764129][ T32] r5:00001000 r4:eab7f000 [ 1332.764179][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.764280][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.764386][ T32] r5:85331f8c r4:85331c00 [ 1332.764434][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.764530][ T32] r7:dddced80 r6:83018000 r5:85331f8c r4:852e2c80 [ 1332.764579][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.764697][ T32] r10:61c88647 r9:851de000 r8:852e2cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.764751][ T32] r4:852e2c80 [ 1332.764812][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.764923][ T32] r10:00000000 r9:852e2c80 r8:8027f5e8 r7:ead65e60 r6:852e2d00 r5:851de000 [ 1332.764976][ T32] r4:00000001 [ 1332.765046][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.765139][ T32] Exception stack(0xead41fb0 to 0xead41ff8) [ 1332.765195][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.765251][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.765326][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.765394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.765469][ T32] r4:85373280 [ 1332.766281][ T32] INFO: task kworker/0:480:4389 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1332.766363][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.766536][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.766778][ T32] Call trace: [ 1332.766916][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1332.767033][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1332.767093][ T32] r4:00000000 [ 1332.767144][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.767263][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1332.767345][ T32] 9d20: c0147000 eca73000 00000001 80239b98 7f185000 00000001 [ 1332.767415][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1332.767487][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.767550][ T32] r5:80070013 r4:80239bb0 [ 1332.767596][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.767698][ T32] r4:82ac11e4 [ 1332.767744][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.767830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1332.767881][ T32] r4:e04e9dc0 [ 1332.767937][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.768057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1332.768115][ T32] r4:00000000 [ 1332.768180][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1332.768310][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1332.768368][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.768485][ T32] r5:00001000 r4:dfe9b000 [ 1332.768547][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.768659][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.768770][ T32] r5:84ea6b8c r4:84ea6800 [ 1332.768821][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.768923][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1332.768971][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.769068][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.769135][ T32] r4:84fab300 [ 1332.769189][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.769284][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1332.769336][ T32] r4:00000001 [ 1332.769402][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.769517][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1332.769613][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.769688][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.769751][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.769846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.769900][ T32] r4:84faa100 [ 1332.769952][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.770011][ T32] INFO: task kworker/0:481:4391 blocked for more than 459 seconds. [ 1332.770108][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.770168][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.770218][ T32] task:kworker/0:481 state:D stack:0 pid:4391 tgid:4391 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.803787][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.804075][ T32] Call trace: [ 1332.804168][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1332.804291][ T32] r10:82918930 r9:eadadd84 r8:00000002 r7:60000013 r6:eadadd8c r5:851dec00 [ 1332.804384][ T32] r4:851dec00 [ 1332.804446][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1332.804538][ T32] r5:851dec00 r4:8291892c [ 1332.804604][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.804726][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.805000][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadade08 [ 1332.805068][ T32] r4:00000000 [ 1332.805132][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1332.805220][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1332.805312][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.805407][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85373700 [ 1332.805461][ T32] r4:00000000 [ 1332.805513][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1332.805626][ T32] r9:83018005 r8:851dec00 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1332.805691][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.805823][ T32] r5:00001000 r4:eaba7000 [ 1332.805893][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.805992][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.806089][ T32] r5:8533238c r4:85332000 [ 1332.806138][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.806244][ T32] r7:dddced80 r6:83018000 r5:8533238c r4:852e2d80 [ 1332.806297][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.806400][ T32] r10:61c88647 r9:851dec00 r8:852e2dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.806462][ T32] r4:852e2d80 [ 1332.806528][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.806653][ T32] r10:00000000 r9:852e2d80 r8:8027f5e8 r7:ead65e60 r6:852e2e00 r5:851dec00 [ 1332.806710][ T32] r4:00000001 [ 1332.806782][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.806879][ T32] Exception stack(0xeadadfb0 to 0xeadadff8) [ 1332.806946][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.807028][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.807108][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.807175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.807231][ T32] r4:85373280 [ 1332.808004][ T32] INFO: task kworker/0:481:4391 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1332.808084][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.808247][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.808442][ T32] Call trace: [ 1332.808520][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1332.808638][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1332.808694][ T32] r4:00000000 [ 1332.808749][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.808842][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1332.808911][ T32] 9d20: c05a5000 eca73000 00000001 80239b98 7f185000 00000001 [ 1332.808982][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1332.809045][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.809129][ T32] r5:80070013 r4:80239bb0 [ 1332.809188][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.809285][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1332.809581][ T32] r4:e04e9dc0 ** 6 printk messages dropped ** [ 1332.810190][ T32] r5:00001000 r4:dfe9b000 ** 6 printk messages dropped ** [ 1332.824803][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.824949][ T32] r4:84fab300 [ 1332.825012][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.825113][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1332.825194][ T32] r4:00000001 [ 1332.825251][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.825337][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1332.825404][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.825467][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.825529][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.825589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.825655][ T32] r4:84faa100 [ 1332.825730][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.825859][ T32] INFO: task kworker/0:482:4394 blocked for more than 459 seconds. [ 1332.825940][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.825996][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.826049][ T32] task:kworker/0:482 state:D stack:0 pid:4394 tgid:4394 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.826211][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.826358][ T32] Call trace: [ 1332.826446][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1332.826554][ T32] r10:82918930 r9:eadb5d84 r8:00000002 r7:60000013 r6:eadb5d8c r5:851db000 [ 1332.826605][ T32] r4:851db000 [ 1332.826676][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1332.826767][ T32] r5:851db000 r4:8291892c [ 1332.826844][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.826949][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.827049][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadb5e08 [ 1332.827102][ T32] r4:00000000 [ 1332.827286][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1332.827386][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1332.827498][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.827597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85373c80 [ 1332.827659][ T32] r4:00000000 [ 1332.827725][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1332.827837][ T32] r9:83018005 r8:851db000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1332.827892][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.827983][ T32] r5:00001000 r4:eac09000 [ 1332.828035][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.828124][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.828215][ T32] r5:85332f8c r4:85332c00 [ 1332.828286][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.828382][ T32] r7:dddced80 r6:83018000 r5:85332f8c r4:852e2e80 [ 1332.828427][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.828525][ T32] r10:61c88647 r9:851db000 r8:852e2eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.828577][ T32] r4:852e2e80 [ 1332.828638][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.828748][ T32] r10:00000000 r9:852e2e80 r8:8027f5e8 r7:ead65e60 r6:852e2f00 r5:851db000 [ 1332.828800][ T32] r4:00000001 [ 1332.828846][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.828923][ T32] Exception stack(0xeadb5fb0 to 0xeadb5ff8) [ 1332.828982][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.829049][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.829126][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.829200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.829252][ T32] r4:85373600 [ 1332.830056][ T32] INFO: task kworker/0:482:4394 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1332.830140][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.830271][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.861400][ T32] Call trace: [ 1332.861558][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1332.861716][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1332.861809][ T32] r4:00000000 [ 1332.861864][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.861957][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1332.862032][ T32] 9d20: c0adc000 eca73000 00000001 80239b98 7f185000 00000001 [ 1332.862120][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1332.862190][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.862289][ T32] r5:80070013 r4:80239bb0 [ 1332.862361][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.862469][ T32] r4:82ac11e4 [ 1332.862532][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.862655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1332.862713][ T32] r4:e04e9dc0 [ 1332.862762][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.862857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1332.862915][ T32] r4:00000000 [ 1332.862962][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1332.863060][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1332.863109][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.863221][ T32] r5:00001000 r4:dfe9b000 [ 1332.863273][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.863354][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.863442][ T32] r5:84ea6b8c r4:84ea6800 [ 1332.863487][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.863611][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1332.863665][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.863764][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.863833][ T32] r4:84fab300 [ 1332.863906][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.864018][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1332.864071][ T32] r4:00000001 [ 1332.864116][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.864186][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1332.864244][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.864302][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.864382][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.864449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.864515][ T32] r4:84faa100 [ 1332.864614][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1332.864795][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1332.864922][ T32] task:kworker/0:483 state:D stack:0 pid:4397 tgid:4397 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.865078][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.865175][ T32] Call trace: [ 1332.865254][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1332.865342][ T32] r10:82918930 r9:eada9d84 r8:00000002 r7:60000113 r6:eada9d8c r5:852f4800 [ 1332.865386][ T32] r4:852f4800 [ 1332.865429][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1332.865520][ T32] r5:852f4800 r4:8291892c [ 1332.865589][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.865692][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.865851][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eada9e08 [ 1332.865911][ T32] r4:00000000 [ 1332.865956][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1332.866039][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1332.866118][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.866243][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853739c0 [ 1332.866315][ T32] r4:00000000 [ 1332.866365][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1332.866462][ T32] r9:83018005 r8:852f4800 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1332.866508][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.866599][ T32] r5:00001000 r4:eabe3000 [ 1332.866654][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.866738][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.866828][ T32] r5:85332b8c r4:85332800 [ 1332.866873][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.866986][ T32] r7:dddced80 r6:83018000 r5:85332b8c r4:852e2f80 [ 1332.867038][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.867137][ T32] r10:61c88647 r9:852f4800 r8:852e2fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.867187][ T32] r4:852e2f80 [ 1332.867232][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.867326][ T32] r10:00000000 r9:852e2f80 r8:8027f5e8 r7:eadb5e60 r6:852dc800 r5:852f4800 [ 1332.867378][ T32] r4:00000001 [ 1332.867430][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.867531][ T32] Exception stack(0xeada9fb0 to 0xeada9ff8) [ 1332.867642][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.867711][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.867771][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.867849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.867934][ T32] r4:85373940 [ 1332.868749][ T32] INFO: task kworker/0:483:4397 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1332.868840][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.868983][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.869174][ T32] Call trace: [ 1332.869264][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1332.869388][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1332.869455][ T32] r4:00000000 [ 1332.869499][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.869582][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1332.869672][ T32] 9d20: c0adc000 eca73000 00000001 80239b98 7f185000 00000001 [ 1332.869747][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1332.869839][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.869924][ T32] r5:80070013 r4:80239bb0 [ 1332.869986][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.870079][ T32] r4:82ac11e4 [ 1332.870127][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.870248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1332.890114][ T32] r4:e04e9dc0 [ 1332.890810][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.891011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1332.891090][ T32] r4:00000000 [ 1332.891150][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1332.891253][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1332.891302][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.891425][ T32] r5:00001000 r4:dfe9b000 [ 1332.891490][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.891578][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.891686][ T32] r5:84ea6b8c r4:84ea6800 [ 1332.891735][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.891839][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1332.891890][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.891995][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.892046][ T32] r4:84fab300 [ 1332.892090][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.892206][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1332.892266][ T32] r4:00000001 [ 1332.892332][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.892496][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1332.892592][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.892695][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.892769][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.892855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.892916][ T32] r4:84faa100 [ 1332.892974][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.893038][ T32] INFO: task kworker/1:154:4399 blocked for more than 459 seconds. [ 1332.893107][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.893197][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.893260][ T32] task:kworker/1:154 state:D stack:0 pid:4399 tgid:4399 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.893375][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.893482][ T32] Call trace: [ 1332.893581][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1332.893707][ T32] r10:82918930 r9:eadb1d84 r8:00000002 r7:60000113 r6:eadb1d8c r5:852f3000 [ 1332.893819][ T32] r4:852f3000 [ 1332.893876][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1332.893986][ T32] r5:852f3000 r4:8291892c [ 1332.894049][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.894138][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.894238][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadb1e08 [ 1332.894308][ T32] r4:00000000 [ 1332.894373][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1332.894497][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1332.894587][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.894695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1080 [ 1332.894747][ T32] r4:00000000 [ 1332.894792][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1332.894910][ T32] r9:83018205 r8:852f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1332.894965][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.895073][ T32] r5:00001000 r4:eac9f000 [ 1332.895143][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.895233][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.895329][ T32] r5:8533ef8c r4:8533ec00 [ 1332.895389][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.895491][ T32] r7:ddde2d80 r6:83018200 r5:8533ef8c r4:852dc880 [ 1332.895542][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.895677][ T32] r10:61c88647 r9:852f3000 r8:852dc8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.895735][ T32] r4:852dc880 [ 1332.895782][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.895878][ T32] r10:00000000 r9:852dc880 r8:8027f5e8 r7:ead19e60 r6:852dc900 r5:852f3000 [ 1332.895930][ T32] r4:00000001 [ 1332.895971][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.896047][ T32] Exception stack(0xeadb1fb0 to 0xeadb1ff8) [ 1332.896103][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.896216][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.896313][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.896385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.896441][ T32] r4:8537c280 [ 1332.897224][ T32] INFO: task kworker/1:154:4399 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1332.897301][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.897511][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.897649][ T32] Call trace: [ 1332.897730][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1332.897910][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1332.897988][ T32] r4:00000000 [ 1332.898039][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.898127][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1332.898194][ T32] 9d20: c0adc000 eca73000 00000001 80239b98 7f185000 00000001 [ 1332.898281][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1332.898349][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.898407][ T32] r5:80070013 r4:80239bb0 [ 1332.898453][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.898565][ T32] r4:82ac11e4 [ 1332.898655][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.898756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1332.898808][ T32] r4:e04e9dc0 [ 1332.898855][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.898949][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1332.899017][ T32] r4:00000000 [ 1332.899087][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1332.899192][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1332.899265][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.899363][ T32] r5:00001000 r4:dfe9b000 [ 1332.899411][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.899496][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.899586][ T32] r5:84ea6b8c r4:84ea6800 [ 1332.899638][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.899739][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1332.899845][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.899960][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.900013][ T32] r4:84fab300 [ 1332.900059][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.900156][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1332.900206][ T32] r4:00000001 [ 1332.900251][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.931212][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1332.931365][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.931438][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.931537][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.931622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.931677][ T32] r4:84faa100 [ 1332.931732][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.931843][ T32] INFO: task kworker/0:484:4402 blocked for more than 459 seconds. [ 1332.931921][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.931981][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.932041][ T32] task:kworker/0:484 state:D stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.932205][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.932413][ T32] Call trace: [ 1332.932497][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1332.932611][ T32] r10:82918930 r9:eadb9d84 r8:00000002 r7:60000113 r6:eadb9d8c r5:852f5400 [ 1332.932686][ T32] r4:852f5400 [ 1332.932776][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1332.932939][ T32] r5:852f5400 r4:8291892c [ 1332.932993][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.933081][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.933221][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadb9e08 [ 1332.933279][ T32] r4:00000000 [ 1332.933326][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1332.933450][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1332.933583][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.933690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85373d40 [ 1332.933745][ T32] r4:00000000 [ 1332.933826][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1332.933935][ T32] r9:83018005 r8:852f5400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1332.933989][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.934123][ T32] r5:00001000 r4:eac1f000 [ 1332.934181][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.934274][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.934368][ T32] r5:8533338c r4:85333000 [ 1332.934416][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.934519][ T32] r7:dddced80 r6:83018000 r5:8533338c r4:85372000 [ 1332.934570][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.934682][ T32] r10:61c88647 r9:852f5400 r8:8537202c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.934738][ T32] r4:85372000 [ 1332.934786][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.934890][ T32] r10:00000000 r9:85372000 r8:8027f5e8 r7:eadb5e60 r6:852dc980 r5:852f5400 [ 1332.934980][ T32] r4:00000001 [ 1332.935035][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.935120][ T32] Exception stack(0xeadb9fb0 to 0xeadb9ff8) [ 1332.935184][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.935251][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.935312][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.935380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.935442][ T32] r4:85373c40 [ 1332.936227][ T32] INFO: task kworker/0:484:4402 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1332.936306][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.936480][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.936590][ T32] Call trace: [ 1332.936731][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1332.936841][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1332.936932][ T32] r4:00000000 [ 1332.936986][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.937074][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1332.937171][ T32] 9d20: c0f84000 eca73000 00000001 80239b98 7f185000 00000001 [ 1332.937246][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1332.937340][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.937448][ T32] r5:80070013 r4:80239bb0 [ 1332.937500][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.937594][ T32] r4:82ac11e4 [ 1332.937718][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.937846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1332.937901][ T32] r4:e04e9dc0 [ 1332.937981][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.938094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1332.938153][ T32] r4:00000000 [ 1332.938278][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1332.938402][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1332.938457][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.938547][ T32] r5:00001000 r4:dfe9b000 [ 1332.938588][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.938678][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.938815][ T32] r5:84ea6b8c r4:84ea6800 [ 1332.938885][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.938988][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1332.939031][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.939153][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.939200][ T32] r4:84fab300 [ 1332.939238][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.939344][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1332.939393][ T32] r4:00000001 [ 1332.939431][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.939540][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1332.939610][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.939684][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.939782][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.939854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.939907][ T32] r4:84faa100 [ 1332.939955][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.940016][ T32] INFO: task kworker/1:155:4404 blocked for more than 459 seconds. [ 1332.940079][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.940185][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.940241][ T32] task:kworker/1:155 state:D stack:0 pid:4404 tgid:4404 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.961210][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.961386][ T32] Call trace: [ 1332.961569][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1332.961729][ T32] r10:82918930 r9:eadc1d84 r8:00000002 r7:60000113 r6:eadc1d8c r5:852f6000 [ 1332.961903][ T32] r4:852f6000 [ 1332.961963][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1332.962049][ T32] r5:852f6000 r4:8291892c [ 1332.962113][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.962205][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.962320][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadc1e08 [ 1332.962388][ T32] r4:00000000 [ 1332.962451][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1332.962536][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1332.962638][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.962733][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537cb40 [ 1332.962799][ T32] r4:00000000 [ 1332.962853][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1332.962976][ T32] r9:83018205 r8:852f6000 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1332.963032][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.963152][ T32] r5:00001000 r4:dfddb000 [ 1332.963205][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.963293][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.963388][ T32] r5:84d46f8c r4:84d46c00 [ 1332.963434][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.963590][ T32] r7:ddde2d80 r6:83018200 r5:84d46f8c r4:852dca00 [ 1332.963654][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.963755][ T32] r10:61c88647 r9:852f6000 r8:852dca2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.963808][ T32] r4:852dca00 [ 1332.963872][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.964001][ T32] r10:00000000 r9:852dca00 r8:8027f5e8 r7:eadb1e60 r6:852dca80 r5:852f6000 [ 1332.964073][ T32] r4:00000001 [ 1332.964132][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.964213][ T32] Exception stack(0xeadc1fb0 to 0xeadc1ff8) [ 1332.964276][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.964339][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.964396][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.964459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.964509][ T32] r4:8537c080 [ 1332.965320][ T32] INFO: task kworker/1:155:4404 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1332.965399][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.965533][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.965641][ T32] Call trace: [ 1332.965713][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1332.965859][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1332.965926][ T32] r4:00000000 [ 1332.965984][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.966073][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1332.966157][ T32] 9d20: c1175000 eca73000 00000001 80239b98 7f185000 00000001 [ 1332.966333][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1332.966405][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.966482][ T32] r5:80070013 r4:80239bb0 [ 1332.966546][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.966666][ T32] r4:82ac11e4 [ 1332.966716][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.966811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1332.966881][ T32] r4:e04e9dc0 [ 1332.966933][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.967025][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1332.967076][ T32] r4:00000000 [ 1332.967119][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1332.967218][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1332.967265][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.967372][ T32] r5:00001000 r4:dfe9b000 [ 1332.967426][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.967574][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.967691][ T32] r5:84ea6b8c r4:84ea6800 [ 1332.967741][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.967841][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1332.967907][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.968010][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.968061][ T32] r4:84fab300 [ 1332.968106][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.968200][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1332.968249][ T32] r4:00000001 [ 1332.968296][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.968403][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1332.968470][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.968532][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.968594][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.968664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.968714][ T32] r4:84faa100 [ 1332.968765][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.968829][ T32] INFO: task kworker/0:485:4405 blocked for more than 459 seconds. [ 1332.968913][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.968967][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.969041][ T32] task:kworker/0:485 state:D stack:0 pid:4405 tgid:4405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.969172][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.969284][ T32] Call trace: [ 1332.969357][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1332.969454][ T32] r10:82918930 r9:eadc5d84 r8:00000002 r7:60000113 r6:eadc5d8c r5:852f6c00 [ 1332.969505][ T32] r4:852f6c00 [ 1332.969550][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1332.969662][ T32] r5:852f6c00 r4:8291892c [ 1332.969713][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.969835][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.969934][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadc5e08 [ 1332.969985][ T32] r4:00000000 [ 1332.970031][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1332.970115][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1332.970194][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.998455][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85373f40 [ 1332.998650][ T32] r4:00000000 [ 1332.998725][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1332.998882][ T32] r9:83018005 r8:852f6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1332.998936][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.999034][ T32] r5:00001000 r4:eac31000 [ 1332.999146][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.999249][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.999429][ T32] r5:8533378c r4:85333400 [ 1332.999492][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.999598][ T32] r7:dddced80 r6:83018000 r5:8533378c r4:85372080 [ 1332.999658][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.999771][ T32] r10:61c88647 r9:852f6c00 r8:853720ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.999823][ T32] r4:85372080 [ 1332.999892][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.000008][ T32] r10:00000000 r9:85372080 r8:8027f5e8 r7:eadb9e60 r6:852dcb00 r5:852f6c00 [ 1333.000060][ T32] r4:00000001 [ 1333.000105][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.000186][ T32] Exception stack(0xeadc5fb0 to 0xeadc5ff8) [ 1333.000252][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.000349][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.009580][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.009745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.009850][ T32] r4:85373d80 [ 1333.011264][ T32] INFO: task kworker/0:485:4405 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1333.011410][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.011590][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.011737][ T32] Call trace: [ 1333.011800][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1333.011904][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1333.011957][ T32] r4:00000000 [ 1333.012008][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.012186][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1333.012277][ T32] 9d20: c13ac000 eca73000 00000001 80239b98 7f185000 00000001 [ 1333.012468][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1333.012622][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.012696][ T32] r5:80070013 r4:80239bb0 [ 1333.012881][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.013007][ T32] r4:82ac11e4 [ 1333.013062][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.013154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1333.013207][ T32] r4:e04e9dc0 [ 1333.013270][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.013366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1333.013475][ T32] r4:00000000 [ 1333.013553][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.013722][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1333.013822][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.013911][ T32] r5:00001000 r4:dfe9b000 [ 1333.013954][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.014037][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.014117][ T32] r5:84ea6b8c r4:84ea6800 [ 1333.014162][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.014252][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1333.014301][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.014434][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.014516][ T32] r4:84fab300 [ 1333.014627][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.014742][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1333.014798][ T32] r4:00000001 [ 1333.014847][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.014929][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1333.014990][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.015052][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.015127][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.015238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.015363][ T32] r4:84faa100 [ 1333.015432][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.015495][ T32] INFO: task kworker/0:486:4407 blocked for more than 459 seconds. [ 1333.015568][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.015655][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.015723][ T32] task:kworker/0:486 state:D stack:0 pid:4407 tgid:4407 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.015860][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.015955][ T32] Call trace: [ 1333.016044][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1333.016148][ T32] r10:82918930 r9:eadd5d84 r8:00000002 r7:60000013 r6:eadd5d8c r5:852f8000 [ 1333.016291][ T32] r4:852f8000 [ 1333.016378][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1333.016471][ T32] r5:852f8000 r4:8291892c [ 1333.016519][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.016606][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.016709][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadd5e08 [ 1333.016758][ T32] r4:00000000 [ 1333.016875][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1333.016986][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1333.017068][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.017159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85362e80 [ 1333.017227][ T32] r4:00000000 [ 1333.017268][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.017348][ T32] r9:83018005 r8:852f8000 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1333.017386][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.017463][ T32] r5:00001000 r4:eac4b000 [ 1333.017499][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.017709][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.017858][ T32] r5:85333b8c r4:85333800 [ 1333.017906][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.018000][ T32] r7:dddced80 r6:83018000 r5:85333b8c r4:85372100 [ 1333.018076][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.018187][ T32] r10:61c88647 r9:852f8000 r8:8537212c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.018243][ T32] r4:85372100 [ 1333.018287][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.018381][ T32] r10:00000000 r9:85372100 r8:8027f5e8 r7:eadc5e60 r6:852dcb80 r5:852f8000 [ 1333.018433][ T32] r4:00000001 [ 1333.018478][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.018554][ T32] Exception stack(0xeadd5fb0 to 0xeadd5ff8) [ 1333.018613][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.018705][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.018774][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.018835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.018892][ T32] r4:85362e80 [ 1333.019527][ T32] INFO: task kworker/0:486:4407 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1333.019601][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.019762][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.019869][ T32] Call trace: [ 1333.019945][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1333.020052][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1333.020105][ T32] r4:00000000 [ 1333.020159][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.020247][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1333.051413][ T32] 9d20: c13ac000 eca73000 00000001 80239b98 7f185000 00000001 [ 1333.051653][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1333.051750][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.051839][ T32] r5:80070013 r4:80239bb0 [ 1333.051897][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.052044][ T32] r4:82ac11e4 [ 1333.052107][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.052202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1333.052256][ T32] r4:e04e9dc0 [ 1333.052307][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.052409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1333.052465][ T32] r4:00000000 [ 1333.052512][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.052654][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1333.052806][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.052936][ T32] r5:00001000 r4:dfe9b000 [ 1333.052990][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.053078][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.053172][ T32] r5:84ea6b8c r4:84ea6800 [ 1333.053215][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.053303][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1333.053388][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.053491][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.053546][ T32] r4:84fab300 [ 1333.053600][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.053692][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1333.053757][ T32] r4:00000001 [ 1333.053836][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.053919][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1333.053995][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.054061][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.054138][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.054225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.054315][ T32] r4:84faa100 [ 1333.054388][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.054492][ T32] INFO: task kworker/0:487:4409 blocked for more than 459 seconds. [ 1333.054565][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.054646][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.054731][ T32] task:kworker/0:487 state:D stack:0 pid:4409 tgid:4409 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.054891][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.054989][ T32] Call trace: [ 1333.055062][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1333.055187][ T32] r10:82918930 r9:eadddd84 r8:00000002 r7:60000013 r6:eadddd8c r5:852f9800 [ 1333.055246][ T32] r4:852f9800 [ 1333.055293][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1333.055396][ T32] r5:852f9800 r4:8291892c [ 1333.055447][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.055535][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.055643][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaddde08 [ 1333.055696][ T32] r4:00000000 [ 1333.055741][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1333.055852][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1333.055939][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.056049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85376040 [ 1333.056120][ T32] r4:00000000 [ 1333.056196][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.056299][ T32] r9:83018005 r8:852f9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1333.056348][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.056436][ T32] r5:00001000 r4:eac59000 [ 1333.056483][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.056584][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.056702][ T32] r5:85333f8c r4:85333c00 [ 1333.056805][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.056924][ T32] r7:dddced80 r6:83018000 r5:85333f8c r4:85372180 [ 1333.056993][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.057100][ T32] r10:61c88647 r9:852f9800 r8:853721ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.057169][ T32] r4:85372180 [ 1333.057219][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1333.057523][ T32] Exception stack(0xeadddfb0 to 0xeadddff8) ** 4 printk messages dropped ** [ 1333.057977][ T32] r4:85376000 ** 2 printk messages dropped ** [ 1333.058968][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.059663][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 ** 2 printk messages dropped ** [ 1333.059860][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.059952][ T32] r4:82ac11e4 [ 1333.059999][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.060091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1333.060141][ T32] r4:e04e9dc0 [ 1333.060202][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.087890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1333.088103][ T32] r4:00000000 [ 1333.088194][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.088341][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1333.088395][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.088542][ T32] r5:00001000 r4:dfe9b000 [ 1333.088598][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.088690][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.088811][ T32] r5:84ea6b8c r4:84ea6800 [ 1333.088866][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.088970][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1333.089020][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.089116][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.089170][ T32] r4:84fab300 [ 1333.089218][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.089310][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1333.089355][ T32] r4:00000001 [ 1333.089417][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.089542][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1333.089610][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.089708][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.089797][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.089857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.089937][ T32] r4:84faa100 [ 1333.090033][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.090118][ T32] INFO: task kworker/0:488:4411 blocked for more than 459 seconds. [ 1333.090188][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.090246][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.095237][ T32] task:kworker/0:488 state:D stack:0 pid:4411 tgid:4411 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.095448][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.095573][ T32] Call trace: [ 1333.095692][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1333.095814][ T32] r10:82918930 r9:eade5d84 r8:00000002 r7:60000013 r6:eade5d8c r5:852f8c00 [ 1333.095887][ T32] r4:852f8c00 [ 1333.095971][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1333.096073][ T32] r5:852f8c00 r4:8291892c [ 1333.096119][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.096208][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.096305][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eade5e08 [ 1333.096360][ T32] r4:00000000 [ 1333.096470][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1333.096561][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1333.096676][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.096775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85376340 [ 1333.096864][ T32] r4:00000000 [ 1333.096922][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.097079][ T32] r9:83018005 r8:852f8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1333.097144][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.097262][ T32] r5:00001000 r4:eadc9000 [ 1333.097316][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.097411][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.097505][ T32] r5:8533878c r4:85338400 [ 1333.097555][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.097670][ T32] r7:dddced80 r6:83018000 r5:8533878c r4:85372200 [ 1333.097720][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.097888][ T32] r10:61c88647 r9:852f8c00 r8:8537222c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.097945][ T32] r4:85372200 [ 1333.097992][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.098090][ T32] r10:00000000 r9:85372200 r8:8027f5e8 r7:eaddde60 r6:852dcc80 r5:852f8c00 [ 1333.098142][ T32] r4:00000001 [ 1333.098221][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.098317][ T32] Exception stack(0xeade5fb0 to 0xeade5ff8) [ 1333.098380][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.098442][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.098501][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.098565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.098626][ T32] r4:853762c0 [ 1333.099405][ T32] INFO: task kworker/0:488:4411 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1333.099508][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.099702][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.099802][ T32] Call trace: [ 1333.099873][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1333.099983][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1333.100075][ T32] r4:00000000 [ 1333.100150][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.100241][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1333.121053][ T32] 9d20: c1995000 eca73000 00000001 80239b98 7f185000 00000001 [ 1333.121217][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1333.121278][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.121342][ T32] r5:80070013 r4:80239bb0 [ 1333.121390][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.121518][ T32] r4:82ac11e4 [ 1333.121590][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.121698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1333.121751][ T32] r4:e04e9dc0 [ 1333.121892][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.121994][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1333.122079][ T32] r4:00000000 [ 1333.122132][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.122231][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1333.122275][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.122363][ T32] r5:00001000 r4:dfe9b000 [ 1333.122398][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.122473][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.122587][ T32] r5:84ea6b8c r4:84ea6800 [ 1333.122648][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.122779][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 2 printk messages dropped ** [ 1333.123021][ T32] r4:84fab300 ** 5 printk messages dropped ** [ 1333.123457][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.124085][ T32] task:kworker/0:489 state:D stack:0 pid:4413 tgid:4413 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1333.125133][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadf1e08 ** 9 printk messages dropped ** [ 1333.126001][ T32] r5:00001000 r4:eac7f000 [ 1333.126045][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.126272][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1333.126753][ T32] r10:61c88647 r9:852fbc00 r8:853722ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1333.127270][ T32] Exception stack(0xeadf1fb0 to 0xeadf1ff8) [ 1333.127330][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.127390][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.127448][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.127511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.127561][ T32] r4:853762c0 [ 1333.128384][ T32] INFO: task kworker/0:489:4413 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1333.128464][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.128633][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.128735][ T32] Call trace: [ 1333.128883][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1333.128995][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1333.129071][ T32] r4:00000000 [ 1333.129122][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.129208][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1333.129271][ T32] 9d20: c1d42000 eca73000 00000001 80239b98 7f185000 00000001 [ 1333.129335][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1333.129440][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.129500][ T32] r5:80070013 r4:80239bb0 [ 1333.129576][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.129688][ T32] r4:82ac11e4 [ 1333.129734][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.129854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1333.129905][ T32] r4:e04e9dc0 [ 1333.129950][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.130041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1333.130090][ T32] r4:00000000 [ 1333.130133][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.130235][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1333.150947][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.151180][ T32] r5:00001000 r4:dfe9b000 [ 1333.151263][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.151360][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.151454][ T32] r5:84ea6b8c r4:84ea6800 [ 1333.151503][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.151603][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1333.151732][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.151907][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.151972][ T32] r4:84fab300 [ 1333.152018][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.152117][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 4 printk messages dropped ** [ 1333.152499][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1333.153115][ T32] task:kworker/0:490 state:D stack:0 pid:4415 tgid:4415 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1333.154255][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.154904][ T32] r9:83018005 r8:852fa400 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 ** 1 printk messages dropped ** [ 1333.155039][ T32] r5:00001000 r4:df9ff000 ** 1 printk messages dropped ** [ 1333.155223][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1333.155925][ T32] r10:00000000 r9:85372300 r8:8027f5e8 r7:eade5e60 r6:852dcd80 r5:852fa400 ** 7 printk messages dropped ** [ 1333.156520][ T32] r4:85376140 ** 1 printk messages dropped ** [ 1333.157340][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.157500][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.157599][ T32] Call trace: [ 1333.157713][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1333.157882][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1333.157974][ T32] r4:00000000 [ 1333.158026][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.158129][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1333.158202][ T32] 9d20: c1e35000 eca73000 00000001 80239b98 7f185000 00000001 [ 1333.158269][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1333.158327][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.158382][ T32] r5:80070013 r4:80239bb0 [ 1333.158429][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.158588][ T32] r4:82ac11e4 [ 1333.158656][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.158752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1333.158803][ T32] r4:e04e9dc0 [ 1333.158847][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.158939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1333.158989][ T32] r4:00000000 [ 1333.159034][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.159130][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1333.159178][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.159268][ T32] r5:00001000 r4:dfe9b000 [ 1333.159313][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.159394][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.159482][ T32] r5:84ea6b8c r4:84ea6800 [ 1333.159527][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.159664][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1333.159721][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.159823][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.159898][ T32] r4:84fab300 [ 1333.159952][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.160050][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 5 printk messages dropped ** [ 1333.192383][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1333.192926][ T32] task:kworker/0:491 state:D stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1333.194028][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae09e08 ** 4 printk messages dropped ** [ 1333.194543][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85376400 ** 4 printk messages dropped ** [ 1333.195007][ T32] r5:00001000 r4:eadf5000 [ 1333.195061][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.195119][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.195234][ T32] r5:85338b8c r4:85338800 [ 1333.195282][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1333.195427][ T32] r10:61c88647 r9:852fd400 r8:853723ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1333.195727][ T32] Exception stack(0xeae09fb0 to 0xeae09ff8) ** 1 printk messages dropped ** [ 1333.195804][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1333.196340][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1333.196903][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 3 printk messages dropped ** [ 1333.197009][ T32] r5:80070013 r4:80239bb0 [ 1333.197028][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.197103][ T32] r4:82ac11e4 [ 1333.197126][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.197197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1333.197223][ T32] r4:e04e9dc0 [ 1333.197255][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.197353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1333.197389][ T32] r4:00000000 [ 1333.197411][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.197471][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1333.197608][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.197662][ T32] r5:00001000 r4:dfe9b000 [ 1333.197691][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.197923][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.197992][ T32] r5:84ea6b8c r4:84ea6800 [ 1333.198017][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.198089][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1333.198165][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.198218][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.198241][ T32] r4:84fab300 [ 1333.198259][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.198303][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1333.198325][ T32] r4:00000001 [ 1333.198346][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.198382][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1333.198408][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.198438][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.198490][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.198540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.198600][ T32] r4:84faa100 [ 1333.198659][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.198719][ T32] INFO: task kworker/0:492:4418 blocked for more than 459 seconds. [ 1333.198782][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.198855][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.198930][ T32] task:kworker/0:492 state:D stack:0 pid:4418 tgid:4418 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.199039][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.199162][ T32] Call trace: [ 1333.199292][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1333.199386][ T32] r10:82918930 r9:eae1dd84 r8:00000002 r7:60000113 r6:eae1dd8c r5:852fc800 [ 1333.199434][ T32] r4:852fc800 [ 1333.199536][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1333.199640][ T32] r5:852fc800 r4:8291892c [ 1333.199688][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.199775][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.199880][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae1de08 [ 1333.199943][ T32] r4:00000000 [ 1333.200017][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1333.200109][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1333.200243][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.224127][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85376a40 [ 1333.224178][ T32] r4:00000000 [ 1333.224201][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.224274][ T32] r9:83018005 r8:852fc800 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1333.224313][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.224366][ T32] r5:00001000 r4:e04cf000 [ 1333.224392][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.224433][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.224475][ T32] r5:85339f8c r4:85339c00 [ 1333.224495][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1333.224612][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.224675][ T32] r10:61c88647 r9:852fc800 r8:8537242c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.224698][ T32] r4:85372400 [ 1333.224718][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.224815][ T32] r10:00000000 r9:85372400 r8:8027f5e8 r7:eadfde60 r6:852dce80 r5:852fc800 [ 1333.224841][ T32] r4:00000001 [ 1333.224882][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.224923][ T32] Exception stack(0xeae1dfb0 to 0xeae1dff8) [ 1333.225063][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.225122][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.225193][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.225256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.225309][ T32] r4:853766c0 [ 1333.226071][ T32] INFO: task kworker/0:492:4418 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1333.226153][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.226312][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.226454][ T32] Call trace: [ 1333.226535][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1333.226655][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1333.226709][ T32] r4:00000000 [ 1333.226833][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.226962][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1333.227034][ T32] 9d20: c2751000 eca73000 00000001 80239b98 7f185000 00000001 [ 1333.227107][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1333.227166][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.227259][ T32] r5:80070013 r4:80239bb0 [ 1333.227319][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.227422][ T32] r4:82ac11e4 [ 1333.227513][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.227613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1333.227675][ T32] r4:e04e9dc0 [ 1333.227753][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.227855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1333.227911][ T32] r4:00000000 [ 1333.227957][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.228080][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1333.228143][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.228254][ T32] r5:00001000 r4:dfe9b000 [ 1333.228308][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.228399][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.228513][ T32] r5:84ea6b8c r4:84ea6800 ** 1 printk messages dropped ** [ 1333.228682][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 1 printk messages dropped ** [ 1333.228912][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1333.229238][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1333.229490][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1333.229790][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1333.230194][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1333.247478][ T32] r4:852fe000 ** 1 printk messages dropped ** [ 1333.247539][ T32] r5:852fe000 r4:8291892c ** 2 printk messages dropped ** [ 1333.247650][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae21e08 ** 3 printk messages dropped ** [ 1333.247860][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1333.248191][ T32] r5:00001000 r4:dfab1000 [ 1333.248215][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.248308][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1333.248491][ T32] r7:dddced80 r6:83018000 r5:8533978c r4:85372480 ** 2 printk messages dropped ** [ 1333.248578][ T32] r4:85372480 ** 5 printk messages dropped ** [ 1333.248908][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1333.248994][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.249056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.249111][ T32] r4:85376640 [ 1333.249985][ T32] INFO: task kworker/0:493:4421 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1333.250079][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.260769][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.260908][ T32] Call trace: [ 1333.260950][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1333.261010][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1333.261034][ T32] r4:00000000 [ 1333.261054][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.261094][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1333.261124][ T32] 9d20: c2ddc000 eca73000 00000001 80239b98 7f185000 00000001 [ 1333.261153][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1333.261177][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.261200][ T32] r5:80070013 r4:80239bb0 [ 1333.261219][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.261273][ T32] r4:82ac11e4 [ 1333.261299][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.261379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1333.261405][ T32] r4:e04e9dc0 [ 1333.261447][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.261494][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1333.261530][ T32] r4:00000000 [ 1333.261552][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.261599][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1333.261638][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.261685][ T32] r5:00001000 r4:dfe9b000 [ 1333.261705][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.261807][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.261870][ T32] r5:84ea6b8c r4:84ea6800 [ 1333.261893][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.261943][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1333.261966][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.262012][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.262072][ T32] r4:84fab300 [ 1333.262094][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.262166][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1333.262191][ T32] r4:00000001 [ 1333.262239][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.262276][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1333.262306][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.262334][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1333.262555][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1333.262683][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1333.263042][ T32] r10:82918930 r9:eae2dd84 r8:00000002 r7:60000113 r6:eae2dd8c r5:852fb000 ** 4 printk messages dropped ** [ 1333.263245][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1333.263514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85376980 ** 4 printk messages dropped ** [ 1333.263723][ T32] r5:00001000 r4:e00b9000 [ 1333.263745][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.263784][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1333.263917][ T32] r7:dddced80 r6:83018000 r5:85339b8c r4:85372500 ** 2 printk messages dropped ** [ 1333.264065][ T32] r4:85372500 ** 5 printk messages dropped ** [ 1333.264304][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.265173][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1333.265337][ T32] r4:00000000 [ 1333.265356][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.265420][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1333.265452][ T32] 9d20: c2ddc000 eca73000 00000001 80239b98 7f185000 00000001 [ 1333.265481][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1333.265506][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.265529][ T32] r5:80070013 r4:80239bb0 [ 1333.265573][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.265649][ T32] r4:82ac11e4 [ 1333.265672][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.265739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1333.265786][ T32] r4:e04e9dc0 [ 1333.265807][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.265850][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1333.265875][ T32] r4:00000000 [ 1333.265894][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.265939][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1333.265960][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.266022][ T32] r5:00001000 r4:dfe9b000 [ 1333.266045][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.266087][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.266149][ T32] r5:84ea6b8c r4:84ea6800 [ 1333.266171][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.266219][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1333.266239][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.266284][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.266306][ T32] r4:84fab300 [ 1333.266343][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.266390][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1333.266412][ T32] r4:00000001 [ 1333.266431][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.266466][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1333.266493][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.266566][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.266596][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.266646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.266684][ T32] r4:84faa100 [ 1333.266708][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.266733][ T32] INFO: task kworker/1:156:4426 blocked for more than 459 seconds. [ 1333.266760][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.266782][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.266802][ T32] task:kworker/1:156 state:D stack:0 pid:4426 tgid:4426 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.266870][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.266945][ T32] Call trace: [ 1333.266978][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1333.267025][ T32] r10:82918930 r9:eae35d84 r8:00000002 r7:60000113 r6:eae35d8c r5:85300000 [ 1333.267058][ T32] r4:85300000 [ 1333.267085][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1333.267126][ T32] r5:85300000 r4:8291892c [ 1333.267146][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.267183][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.267248][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae35e08 [ 1333.267273][ T32] r4:00000000 [ 1333.267314][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1333.267357][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1333.267394][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.267434][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538f740 [ 1333.267455][ T32] r4:00000000 [ 1333.267473][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.267535][ T32] r9:83018205 r8:85300000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1333.267564][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.267628][ T32] r5:00001000 r4:eac45000 [ 1333.267651][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.267689][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.267730][ T32] r5:84d45b8c r4:84d45800 [ 1333.267748][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.267792][ T32] r7:ddde2d80 r6:83018200 r5:84d45b8c r4:85388180 [ 1333.267812][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.267856][ T32] r10:61c88647 r9:85300000 r8:853881ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.267909][ T32] r4:85388180 [ 1333.267930][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.267996][ T32] r10:00000000 r9:85388180 r8:8027f5e8 r7:eadb1e60 r6:85388200 r5:85300000 [ 1333.268021][ T32] r4:00000001 [ 1333.268039][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.268174][ T32] Exception stack(0xeae35fb0 to 0xeae35ff8) [ 1333.268204][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.268232][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.268257][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.268305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.268343][ T32] r4:8537c800 [ 1333.268555][ T32] INFO: task kworker/1:156:4426 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1333.268605][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.268733][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.268783][ T32] Call trace: [ 1333.268812][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1333.268861][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1333.268884][ T32] r4:00000000 [ 1333.268918][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.268959][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1333.269074][ T32] 9d20: c2ddc000 eca73000 00000001 80239b98 7f185000 00000001 [ 1333.269110][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1333.269156][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.269183][ T32] r5:80070013 r4:80239bb0 [ 1333.269202][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.269275][ T32] r4:82ac11e4 [ 1333.269297][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.269339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1333.269381][ T32] r4:e04e9dc0 [ 1333.269502][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.269547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1333.269570][ T32] r4:00000000 [ 1333.269590][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.269789][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1333.269855][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.269902][ T32] r5:00001000 r4:dfe9b000 [ 1333.269921][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.269981][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.270076][ T32] r5:84ea6b8c r4:84ea6800 [ 1333.270098][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.270144][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1333.270165][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.270210][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.270283][ T32] r4:84fab300 [ 1333.288727][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.288823][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1333.288849][ T32] r4:00000001 [ 1333.288901][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.288944][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1333.288995][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.289030][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.289058][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.289087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.289111][ T32] r4:84faa100 [ 1333.289137][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.289229][ T32] INFO: task kworker/0:495:4428 blocked for more than 459 seconds. [ 1333.289266][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.289311][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.289379][ T32] task:kworker/0:495 state:D stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.289486][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.289558][ T32] Call trace: [ 1333.289614][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1333.289674][ T32] r10:82918930 r9:eae3dd84 r8:00000002 r7:60000113 r6:eae3dd8c r5:85301800 [ 1333.289707][ T32] r4:85301800 [ 1333.289729][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1333.289818][ T32] r5:85301800 r4:8291892c [ 1333.289846][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.289933][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.290010][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae3de08 [ 1333.290041][ T32] r4:00000000 [ 1333.290061][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1333.290120][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1333.290192][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.303203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85376b80 [ 1333.303284][ T32] r4:00000000 [ 1333.303370][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.303447][ T32] r9:83018005 r8:85301800 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1333.303490][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.303572][ T32] r5:00001000 r4:e055b000 [ 1333.303595][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.303681][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.303728][ T32] r5:8533a38c r4:8533a000 [ 1333.303749][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.303796][ T32] r7:dddced80 r6:83018000 r5:8533a38c r4:85372580 [ 1333.303826][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.303897][ T32] r10:61c88647 r9:85301800 r8:853725ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.303922][ T32] r4:85372580 [ 1333.303964][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.304037][ T32] r10:00000000 r9:85372580 r8:8027f5e8 r7:eae1de60 r6:85388280 r5:85301800 [ 1333.304062][ T32] r4:00000001 [ 1333.304082][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.304120][ T32] Exception stack(0xeae3dfb0 to 0xeae3dff8) [ 1333.304204][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.304236][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.304262][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.304309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.304337][ T32] r4:85376900 [ 1333.304782][ T32] INFO: task kworker/0:495:4428 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1333.304856][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.304940][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.304989][ T32] Call trace: [ 1333.305021][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1333.305073][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1333.305097][ T32] r4:00000000 [ 1333.305117][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.305156][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1333.305186][ T32] 9d20: c3591000 eca73000 00000001 80239b98 7f185000 00000001 [ 1333.305265][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1333.305301][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.305326][ T32] r5:80070013 r4:80239bb0 [ 1333.305369][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.305415][ T32] r4:82ac11e4 [ 1333.305435][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.305477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1333.305499][ T32] r4:e04e9dc0 [ 1333.305518][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.305559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1333.305644][ T32] r4:00000000 [ 1333.305687][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.305736][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1333.305757][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.305858][ T32] r5:00001000 r4:dfe9b000 [ 1333.305880][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.305919][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.305982][ T32] r5:84ea6b8c r4:84ea6800 [ 1333.306006][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.306078][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1333.306102][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.306149][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.306170][ T32] r4:84fab300 [ 1333.306198][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.306244][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1333.306349][ T32] r4:00000001 [ 1333.306372][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.306428][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1333.306457][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.306502][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.306551][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.306614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.306644][ T32] r4:84faa100 [ 1333.306686][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.306740][ T32] INFO: task kworker/0:496:4429 blocked for more than 459 seconds. [ 1333.306862][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.306954][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.306998][ T32] task:kworker/0:496 state:D stack:0 pid:4429 tgid:4429 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.307047][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.307173][ T32] Call trace: [ 1333.307303][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1333.307352][ T32] r10:82918930 r9:eae41d84 r8:00000002 r7:60000013 r6:eae41d8c r5:85302400 [ 1333.307375][ T32] r4:85302400 [ 1333.307394][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1333.307453][ T32] r5:85302400 r4:8291892c [ 1333.307476][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.307517][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.307562][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae41e08 [ 1333.307583][ T32] r4:00000000 [ 1333.307623][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1333.307690][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1333.307730][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.307792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85376e00 [ 1333.307819][ T32] r4:00000000 [ 1333.307838][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.307881][ T32] r9:83018005 r8:85302400 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1333.307922][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.307989][ T32] r5:00001000 r4:e063d000 [ 1333.308011][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.308071][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.308117][ T32] r5:8533ab8c r4:8533a800 [ 1333.308136][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.308179][ T32] r7:dddced80 r6:83018000 r5:8533ab8c r4:85372600 [ 1333.308199][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.308283][ T32] r10:61c88647 r9:85302400 r8:8537262c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.308310][ T32] r4:85372600 [ 1333.308350][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.308397][ T32] r10:00000000 r9:85372600 r8:8027f5e8 r7:eae3de60 r6:85388300 r5:85302400 [ 1333.308418][ T32] r4:00000001 [ 1333.308452][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.308508][ T32] Exception stack(0xeae41fb0 to 0xeae41ff8) [ 1333.308536][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.308572][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.308600][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.308633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.308657][ T32] r4:85376900 [ 1333.308883][ T32] INFO: task kworker/0:496:4429 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1333.308917][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.309025][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.309113][ T32] Call trace: [ 1333.309146][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1333.309194][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1333.309221][ T32] r4:00000000 [ 1333.309240][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.309278][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1333.309346][ T32] 9d20: c3591000 eca73000 00000001 80239b98 7f185000 00000001 [ 1333.309379][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1333.309404][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.309429][ T32] r5:80070013 r4:80239bb0 [ 1333.309448][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.309488][ T32] r4:82ac11e4 [ 1333.309547][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.309592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1333.309613][ T32] r4:e04e9dc0 [ 1333.309658][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.309728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1333.309753][ T32] r4:00000000 [ 1333.309810][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.309898][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1333.309949][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.310019][ T32] r5:00001000 r4:dfe9b000 [ 1333.310041][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.310080][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.310151][ T32] r5:84ea6b8c r4:84ea6800 [ 1333.310233][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.310358][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1333.322481][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.322579][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.322620][ T32] r4:84fab300 [ 1333.322646][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.322717][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1333.322747][ T32] r4:00000001 [ 1333.322785][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.322828][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1333.322885][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.322939][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.322993][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.323027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.323049][ T32] r4:84faa100 [ 1333.323083][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.323117][ T32] INFO: task kworker/0:497:4431 blocked for more than 459 seconds. [ 1333.323173][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.323201][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.323225][ T32] task:kworker/0:497 state:D stack:0 pid:4431 tgid:4431 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.323282][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.323329][ T32] Call trace: [ 1333.323389][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1333.323463][ T32] r10:82918930 r9:eae49d84 r8:00000002 r7:60000013 r6:eae49d8c r5:85300c00 [ 1333.323520][ T32] r4:85300c00 [ 1333.323567][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1333.323633][ T32] r5:85300c00 r4:8291892c [ 1333.323681][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.323748][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.323898][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae49e08 [ 1333.323933][ T32] r4:00000000 [ 1333.323955][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1333.324016][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1333.324063][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.324106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85376cc0 [ 1333.324127][ T32] r4:00000000 [ 1333.324145][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.324191][ T32] r9:83018005 r8:85300c00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1333.324233][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.324300][ T32] r5:00001000 r4:e05bb000 [ 1333.324324][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.324385][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.324431][ T32] r5:8533a78c r4:8533a400 [ 1333.324450][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.324494][ T32] r7:dddced80 r6:83018000 r5:8533a78c r4:85372680 [ 1333.324514][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.324600][ T32] r10:61c88647 r9:85300c00 r8:853726ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.324633][ T32] r4:85372680 [ 1333.324653][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.324700][ T32] r10:00000000 r9:85372680 r8:8027f5e8 r7:eae41e60 r6:85388380 r5:85300c00 [ 1333.324721][ T32] r4:00000001 [ 1333.324739][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.324830][ T32] Exception stack(0xeae49fb0 to 0xeae49ff8) [ 1333.324875][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.324907][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.324975][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.325009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.325051][ T32] r4:85376bc0 [ 1333.325521][ T32] INFO: task kworker/0:497:4431 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1333.325562][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.325671][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.325721][ T32] Call trace: [ 1333.325791][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1333.325847][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1333.325875][ T32] r4:00000000 [ 1333.325895][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.325934][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1333.325962][ T32] 9d20: c3591000 eca73000 00000001 80239b98 7f185000 00000001 [ 1333.326011][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1333.326046][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.326091][ T32] r5:80070013 r4:80239bb0 [ 1333.326114][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.326157][ T32] r4:82ac11e4 [ 1333.326233][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.326321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1333.326376][ T32] r4:e04e9dc0 [ 1333.326418][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.326465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1333.326488][ T32] r4:00000000 [ 1333.326506][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.326574][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1333.326598][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.326651][ T32] r5:00001000 r4:dfe9b000 [ 1333.326670][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.326730][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.326775][ T32] r5:84ea6b8c r4:84ea6800 [ 1333.326858][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.326918][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1333.326942][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.327017][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.327087][ T32] r4:84fab300 [ 1333.327109][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.327238][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1333.327277][ T32] r4:00000001 [ 1333.327320][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.327366][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1333.327392][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.327440][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.327486][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.327522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.327650][ T32] r4:84faa100 [ 1333.327677][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.327725][ T32] INFO: task kworker/0:498:4433 blocked for more than 459 seconds. [ 1333.327762][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.327786][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.327806][ T32] task:kworker/0:498 state:D stack:0 pid:4433 tgid:4433 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.327881][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.327988][ T32] Call trace: [ 1333.328041][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1333.328091][ T32] r10:82918930 r9:eae79d84 r8:00000002 r7:60000113 r6:eae79d8c r5:85303000 [ 1333.328113][ T32] r4:85303000 [ 1333.328132][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1333.328177][ T32] r5:85303000 r4:8291892c [ 1333.328198][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.328263][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.328311][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae79e08 [ 1333.328346][ T32] r4:00000000 [ 1333.328368][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1333.328431][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1333.328470][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.328510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85376f00 [ 1333.328532][ T32] r4:00000000 [ 1333.328592][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.328651][ T32] r9:83018005 r8:85303000 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1333.328715][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.328823][ T32] r5:00001000 r4:eaa0b000 [ 1333.328907][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.328959][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.329004][ T32] r5:8533b38c r4:8533b000 [ 1333.329023][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.329067][ T32] r7:dddced80 r6:83018000 r5:8533b38c r4:85372700 [ 1333.329087][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.329131][ T32] r10:61c88647 r9:85303000 r8:8537272c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.329152][ T32] r4:85372700 [ 1333.329183][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.329230][ T32] r10:00000000 r9:85372700 r8:8027f5e8 r7:eae41e60 r6:85388400 r5:85303000 [ 1333.329253][ T32] r4:00000001 [ 1333.329296][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.329333][ T32] Exception stack(0xeae79fb0 to 0xeae79ff8) [ 1333.329360][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.329412][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.329443][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.329492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.329580][ T32] r4:85376d00 [ 1333.329829][ T32] INFO: task kworker/0:498:4433 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1333.329864][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.329946][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.329993][ T32] Call trace: [ 1333.330022][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1333.330071][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1333.330113][ T32] r4:00000000 [ 1333.330139][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.330180][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1333.330209][ T32] 9d20: c3591000 eca73000 00000001 80239b98 7f185000 00000001 [ 1333.330239][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1333.351723][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.351838][ T32] r5:80070013 r4:80239bb0 [ 1333.351893][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.351963][ T32] r4:82ac11e4 [ 1333.351986][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.352053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1333.352081][ T32] r4:e04e9dc0 [ 1333.352101][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.352146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1333.352189][ T32] r4:00000000 [ 1333.352226][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.352281][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1333.352304][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.352352][ T32] r5:00001000 r4:dfe9b000 [ 1333.352373][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.352413][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.352476][ T32] r5:84ea6b8c r4:84ea6800 [ 1333.352523][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.352600][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1333.352658][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.352733][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.352779][ T32] r4:84fab300 [ 1333.352802][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.352849][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1333.352872][ T32] r4:00000001 [ 1333.352891][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.352938][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1333.352969][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.352997][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.353045][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.353077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.353099][ T32] r4:84faa100 [ 1333.353122][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.353153][ T32] INFO: task kworker/0:499:4435 blocked for more than 459 seconds. [ 1333.353205][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.353254][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.353278][ T32] task:kworker/0:499 state:D stack:0 pid:4435 tgid:4435 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.353370][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.353439][ T32] Call trace: [ 1333.353495][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1333.353550][ T32] r10:82918930 r9:eae7dd84 r8:00000002 r7:60000113 r6:eae7dd8c r5:85304800 [ 1333.353574][ T32] r4:85304800 [ 1333.353592][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1333.353657][ T32] r5:85304800 r4:8291892c [ 1333.353714][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.353787][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.353862][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae7de08 [ 1333.353889][ T32] r4:00000000 [ 1333.353922][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1333.353963][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1333.354001][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.354050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537cec0 [ 1333.354097][ T32] r4:00000000 [ 1333.354119][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.354184][ T32] r9:83018005 r8:85304800 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1333.354208][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.354250][ T32] r5:00001000 r4:ea9e5000 [ 1333.354269][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.354316][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.354361][ T32] r5:8533af8c r4:8533ac00 [ 1333.354392][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.354477][ T32] r7:dddced80 r6:83018000 r5:8533af8c r4:85372780 [ 1333.354501][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.354567][ T32] r10:61c88647 r9:85304800 r8:853727ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.354593][ T32] r4:85372780 [ 1333.354611][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.354663][ T32] r10:00000000 r9:85372780 r8:8027f5e8 r7:eae79e60 r6:85388480 r5:85304800 [ 1333.354685][ T32] r4:00000001 [ 1333.354703][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.354736][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1333.354771][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.354835][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.354895][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.354927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.354951][ T32] r4:8537cd00 [ 1333.355431][ T32] INFO: task kworker/0:499:4435 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1333.355502][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.355595][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.355650][ T32] Call trace: [ 1333.355680][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1333.355741][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1333.355789][ T32] r4:00000000 [ 1333.355831][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.355880][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1333.355910][ T32] 9d20: c3a91000 eca73000 00000001 80239b98 7f185000 00000001 [ 1333.355940][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1333.355965][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.355988][ T32] r5:80070013 r4:80239bb0 [ 1333.356008][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.356070][ T32] r4:82ac11e4 [ 1333.356098][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.356151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1333.356176][ T32] r4:e04e9dc0 [ 1333.356195][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.356237][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1333.356258][ T32] r4:00000000 [ 1333.356302][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.356351][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1333.356372][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.356414][ T32] r5:00001000 r4:dfe9b000 [ 1333.356462][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.356525][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.356570][ T32] r5:84ea6b8c r4:84ea6800 [ 1333.356598][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.356653][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1333.356684][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.356753][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.356779][ T32] r4:84fab300 [ 1333.356799][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.356845][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1333.356869][ T32] r4:00000001 [ 1333.356921][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.356959][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1333.356985][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.357012][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.357038][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.357075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.357106][ T32] r4:84faa100 [ 1333.357155][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.357193][ T32] INFO: task kworker/0:500:4437 blocked for more than 459 seconds. [ 1333.357241][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.357289][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.357313][ T32] task:kworker/0:500 state:D stack:0 pid:4437 tgid:4437 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.357401][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.357445][ T32] Call trace: [ 1333.357489][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1333.357547][ T32] r10:82918930 r9:eaea1d84 r8:00000002 r7:60000113 r6:eaea1d8c r5:85306000 [ 1333.357578][ T32] r4:85306000 [ 1333.357600][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1333.357704][ T32] r5:85306000 r4:8291892c [ 1333.357731][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.357818][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.357880][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaea1e08 [ 1333.357903][ T32] r4:00000000 [ 1333.357945][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1333.357987][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1333.358025][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.358065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85397040 [ 1333.358107][ T32] r4:00000000 [ 1333.358129][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.358173][ T32] r9:83018005 r8:85306000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1333.358193][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.358233][ T32] r5:00001000 r4:eaa57000 [ 1333.358254][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.358312][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.358357][ T32] r5:8533bf8c r4:8533bc00 [ 1333.358376][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.358419][ T32] r7:dddced80 r6:83018000 r5:8533bf8c r4:85372800 [ 1333.358439][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.358483][ T32] r10:61c88647 r9:85306000 r8:8537282c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.358535][ T32] r4:85372800 [ 1333.358577][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.358630][ T32] r10:00000000 r9:85372800 r8:8027f5e8 r7:eae79e60 r6:85388500 r5:85306000 [ 1333.358653][ T32] r4:00000001 [ 1333.358671][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.358736][ T32] Exception stack(0xeaea1fb0 to 0xeaea1ff8) [ 1333.358769][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.358805][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.358831][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.358859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.358880][ T32] r4:8537cd00 [ 1333.359087][ T32] INFO: task kworker/0:500:4437 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1333.359133][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.359202][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.359250][ T32] Call trace: [ 1333.359300][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1333.359363][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1333.359388][ T32] r4:00000000 [ 1333.359407][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.359445][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1333.359473][ T32] 9d20: c3a91000 eca73000 00000001 80239b98 7f185000 00000001 [ 1333.359512][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1333.359550][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.359601][ T32] r5:80070013 r4:80239bb0 [ 1333.359634][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.359677][ T32] r4:82ac11e4 [ 1333.359696][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.359759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1333.359797][ T32] r4:e04e9dc0 [ 1333.359824][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.359866][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1333.359909][ T32] r4:00000000 [ 1333.359931][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.359976][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1333.360005][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.360049][ T32] r5:00001000 r4:dfe9b000 [ 1333.360078][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.360119][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.360161][ T32] r5:84ea6b8c r4:84ea6800 [ 1333.360179][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.360235][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1333.360259][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.380880][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.380967][ T32] r4:84fab300 [ 1333.381029][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.381119][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1333.381156][ T32] r4:00000001 [ 1333.381179][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.381237][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1333.381292][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.381324][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.381371][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.381428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.381467][ T32] r4:84faa100 [ 1333.381493][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.381524][ T32] INFO: task kworker/0:501:4439 blocked for more than 459 seconds. [ 1333.381565][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.381592][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.381634][ T32] task:kworker/0:501 state:D stack:0 pid:4439 tgid:4439 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.381696][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.381755][ T32] Call trace: [ 1333.381823][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1333.381878][ T32] r10:82918930 r9:eaeb1d84 r8:00000002 r7:60000113 r6:eaeb1d8c r5:85305400 [ 1333.381902][ T32] r4:85305400 [ 1333.381920][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1333.381960][ T32] r5:85305400 r4:8291892c [ 1333.381979][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.382018][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.382062][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeb1e08 [ 1333.382083][ T32] r4:00000000 [ 1333.382100][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1333.382149][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1333.382200][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.382245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85373a00 [ 1333.382295][ T32] r4:00000000 [ 1333.382318][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.382366][ T32] r9:83018005 r8:85305400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1333.382387][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.382428][ T32] r5:00001000 r4:eaa2b000 [ 1333.382447][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.382490][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.382533][ T32] r5:8533b78c r4:8533b400 [ 1333.382553][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.382596][ T32] r7:dddced80 r6:83018000 r5:8533b78c r4:85372880 [ 1333.382661][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.382712][ T32] r10:61c88647 r9:85305400 r8:853728ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.382733][ T32] r4:85372880 [ 1333.382752][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.382815][ T32] r10:00000000 r9:85372880 r8:8027f5e8 r7:eaea1e60 r6:85388580 r5:85305400 [ 1333.382839][ T32] r4:00000001 [ 1333.382858][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.382912][ T32] Exception stack(0xeaeb1fb0 to 0xeaeb1ff8) [ 1333.382949][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.382990][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.383019][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.383047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.383081][ T32] r4:85376500 [ 1333.383485][ T32] INFO: task kworker/0:501:4439 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1333.383527][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.383607][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.383753][ T32] Call trace: [ 1333.383819][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1333.383885][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1333.383920][ T32] r4:00000000 [ 1333.383966][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.384037][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1333.384070][ T32] 9d20: c4091000 eca73000 00000001 80239b98 7f185000 00000001 [ 1333.384101][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1333.384151][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.384198][ T32] r5:80070013 r4:80239bb0 [ 1333.384227][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.384290][ T32] r4:82ac11e4 [ 1333.384314][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.384357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1333.384379][ T32] r4:e04e9dc0 [ 1333.384397][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.384438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1333.384476][ T32] r4:00000000 [ 1333.384497][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.384542][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1333.384562][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.384605][ T32] r5:00001000 r4:dfe9b000 [ 1333.384630][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.384673][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.384715][ T32] r5:84ea6b8c r4:84ea6800 [ 1333.384744][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.384823][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1333.384872][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.384935][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.384959][ T32] r4:84fab300 [ 1333.384978][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.385022][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1333.385065][ T32] r4:00000001 [ 1333.385094][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.385129][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1333.385179][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.385259][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.385294][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.385326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.385378][ T32] r4:84faa100 [ 1333.385401][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.385438][ T32] INFO: task kworker/0:502:4442 blocked for more than 459 seconds. [ 1333.385469][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.385491][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.385511][ T32] task:kworker/0:502 state:D stack:0 pid:4442 tgid:4442 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.385569][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.385612][ T32] Call trace: [ 1333.385648][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1333.385692][ T32] r10:82918930 r9:eaec1d84 r8:00000002 r7:60000113 r6:eaec1d8c r5:85306c00 [ 1333.385746][ T32] r4:85306c00 [ 1333.385815][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1333.385898][ T32] r5:85306c00 r4:8291892c [ 1333.385921][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.385962][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.386007][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaec1e08 [ 1333.386028][ T32] r4:00000000 [ 1333.386048][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1333.386087][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1333.386203][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.386247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85373e80 [ 1333.386269][ T32] r4:00000000 [ 1333.386287][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.386330][ T32] r9:83018005 r8:85306c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1333.386349][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.386389][ T32] r5:00001000 r4:eaa47000 [ 1333.386407][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.386444][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.386485][ T32] r5:8533bb8c r4:8533b800 [ 1333.386528][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.386580][ T32] r7:dddced80 r6:83018000 r5:8533bb8c r4:85372900 [ 1333.386600][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.386652][ T32] r10:61c88647 r9:85306c00 r8:8537292c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.386698][ T32] r4:85372900 [ 1333.386760][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.386808][ T32] r10:00000000 r9:85372900 r8:8027f5e8 r7:eaea1e60 r6:85388600 r5:85306c00 [ 1333.386830][ T32] r4:00000001 [ 1333.386848][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.386881][ T32] Exception stack(0xeaec1fb0 to 0xeaec1ff8) [ 1333.386906][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.386935][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.386961][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.387011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.387099][ T32] r4:85373b00 [ 1333.387346][ T32] INFO: task kworker/0:502:4442 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1333.387381][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.387461][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.387506][ T32] Call trace: [ 1333.387539][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1333.387622][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1333.387651][ T32] r4:00000000 [ 1333.387686][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.387730][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1333.387760][ T32] 9d20: c4091000 eca73000 00000001 80239b98 7f185000 00000001 [ 1333.387810][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1333.387860][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.387907][ T32] r5:80070013 r4:80239bb0 [ 1333.387958][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.388017][ T32] r4:82ac11e4 [ 1333.388040][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.388083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1333.388116][ T32] r4:e04e9dc0 [ 1333.388168][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.388239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1333.388291][ T32] r4:00000000 [ 1333.388313][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.388358][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1333.388379][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.388419][ T32] r5:00001000 r4:dfe9b000 [ 1333.388438][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.388475][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.388524][ T32] r5:84ea6b8c r4:84ea6800 [ 1333.388555][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.388626][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1333.388657][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.388716][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.388742][ T32] r4:84fab300 [ 1333.388761][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.388816][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1333.388871][ T32] r4:00000001 [ 1333.388894][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.388939][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1333.388988][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.389035][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.389104][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.389157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.389188][ T32] r4:84faa100 [ 1333.389209][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.389233][ T32] INFO: task kworker/0:503:4444 blocked for more than 459 seconds. [ 1333.389259][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.389282][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.389301][ T32] task:kworker/0:503 state:D stack:0 pid:4444 tgid:4444 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.389344][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.389396][ T32] Call trace: [ 1333.389461][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1333.389567][ T32] r10:82918930 r9:eaecdd84 r8:00000002 r7:60000013 r6:eaecdd8c r5:852fec00 [ 1333.389596][ T32] r4:852fec00 [ 1333.389642][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1333.389687][ T32] r5:852fec00 r4:8291892c [ 1333.389717][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.389818][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.389881][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaecde08 [ 1333.389903][ T32] r4:00000000 [ 1333.389924][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1333.389962][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1333.390013][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.390088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85397a00 [ 1333.390112][ T32] r4:00000000 [ 1333.390130][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.390173][ T32] r9:83018005 r8:852fec00 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1333.390195][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.390273][ T32] r5:00001000 r4:eab1f000 [ 1333.420861][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.420953][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.421001][ T32] r5:8533df8c r4:8533dc00 [ 1333.421040][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.421137][ T32] r7:dddced80 r6:83018000 r5:8533df8c r4:85372980 [ 1333.421162][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.421210][ T32] r10:61c88647 r9:852fec00 r8:853729ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.421233][ T32] r4:85372980 [ 1333.421281][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.421331][ T32] r10:00000000 r9:85372980 r8:8027f5e8 r7:eaea1e60 r6:85388680 r5:852fec00 [ 1333.421381][ T32] r4:00000001 [ 1333.421405][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.421465][ T32] Exception stack(0xeaecdfb0 to 0xeaecdff8) [ 1333.421499][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.421537][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.421566][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.421632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.421658][ T32] r4:85397080 [ 1333.422111][ T32] INFO: task kworker/0:503:4444 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1333.422182][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.422304][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.422415][ T32] Call trace: [ 1333.422460][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1333.422542][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1333.422590][ T32] r4:00000000 [ 1333.422639][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.422682][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1333.422711][ T32] 9d20: c491b000 eca73000 00000001 80239b98 7f185000 00000001 [ 1333.422762][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1333.422801][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.422827][ T32] r5:80070013 r4:80239bb0 [ 1333.422847][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.422896][ T32] r4:82ac11e4 [ 1333.422916][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.422957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1333.422979][ T32] r4:e04e9dc0 [ 1333.423018][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.423089][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1333.423116][ T32] r4:00000000 [ 1333.423136][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.423203][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1333.423252][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.423322][ T32] r5:00001000 r4:dfe9b000 [ 1333.423345][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.423384][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.423458][ T32] r5:84ea6b8c r4:84ea6800 [ 1333.423500][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.423574][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1333.423597][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.423659][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.423685][ T32] r4:84fab300 [ 1333.423705][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.423770][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1333.423831][ T32] r4:00000001 [ 1333.423880][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.423934][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1333.423968][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.424007][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.424036][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.424064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.424085][ T32] r4:84faa100 [ 1333.424114][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.424158][ T32] INFO: task kworker/0:504:4445 blocked for more than 459 seconds. [ 1333.424232][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.424259][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.424332][ T32] task:kworker/0:504 state:D stack:0 pid:4445 tgid:4445 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.424401][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.424446][ T32] Call trace: [ 1333.424482][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1333.424530][ T32] r10:82918930 r9:eaed1d84 r8:00000002 r7:60000113 r6:eaed1d8c r5:852f3c00 [ 1333.424579][ T32] r4:852f3c00 [ 1333.424623][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1333.424673][ T32] r5:852f3c00 r4:8291892c [ 1333.424718][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.424788][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.424932][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaed1e08 [ 1333.424963][ T32] r4:00000000 [ 1333.424983][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1333.425022][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1333.425057][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.425118][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85397200 [ 1333.425158][ T32] r4:00000000 [ 1333.425207][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.425259][ T32] r9:83018005 r8:852f3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1333.425282][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.425323][ T32] r5:00001000 r4:eaa81000 [ 1333.425342][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.425384][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.425456][ T32] r5:8533c38c r4:8533c000 [ 1333.425480][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.425525][ T32] r7:dddced80 r6:83018000 r5:8533c38c r4:85372a00 [ 1333.425566][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.425635][ T32] r10:61c88647 r9:852f3c00 r8:85372a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.425680][ T32] r4:85372a00 [ 1333.425701][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.425746][ T32] r10:00000000 r9:85372a00 r8:8027f5e8 r7:eaecde60 r6:85388700 r5:852f3c00 [ 1333.425812][ T32] r4:00000001 [ 1333.425882][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.425919][ T32] Exception stack(0xeaed1fb0 to 0xeaed1ff8) [ 1333.425967][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.426022][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.426053][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.426082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.426122][ T32] r4:85397080 [ 1333.426383][ T32] INFO: task kworker/0:504:4445 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1333.426415][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.426483][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.426537][ T32] Call trace: [ 1333.426566][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1333.426638][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1333.426664][ T32] r4:00000000 [ 1333.426694][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.426736][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1333.426765][ T32] 9d20: c491b000 eca73000 00000001 80239b98 7f185000 00000001 [ 1333.426794][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1333.426819][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.426855][ T32] r5:80070013 r4:80239bb0 [ 1333.426878][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.426940][ T32] r4:82ac11e4 [ 1333.426962][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.427026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1333.427073][ T32] r4:e04e9dc0 [ 1333.427094][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.427145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1333.427169][ T32] r4:00000000 [ 1333.427208][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.427258][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1333.427279][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.427322][ T32] r5:00001000 r4:dfe9b000 [ 1333.427340][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.427401][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.427445][ T32] r5:84ea6b8c r4:84ea6800 [ 1333.427491][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.427544][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1333.427586][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.427684][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.427710][ T32] r4:84fab300 [ 1333.427753][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.427875][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1333.427911][ T32] r4:00000001 [ 1333.427956][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.427994][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1333.428037][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.428089][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.428139][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.428184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.428209][ T32] r4:84faa100 [ 1333.428228][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.428253][ T32] INFO: task kworker/0:505:4447 blocked for more than 459 seconds. [ 1333.428299][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.428347][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.428374][ T32] task:kworker/0:505 state:D stack:0 pid:4447 tgid:4447 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.428451][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.428511][ T32] Call trace: [ 1333.428540][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1333.428599][ T32] r10:82918930 r9:eaed9d84 r8:00000002 r7:60000013 r6:eaed9d8c r5:85308c00 [ 1333.428628][ T32] r4:85308c00 [ 1333.428648][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1333.428718][ T32] r5:85308c00 r4:8291892c [ 1333.428740][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.428780][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.428825][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaed9e08 [ 1333.428846][ T32] r4:00000000 [ 1333.428864][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1333.428901][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1333.428936][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.428976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853972c0 [ 1333.428997][ T32] r4:00000000 [ 1333.429015][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.429075][ T32] r9:83018005 r8:85308c00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1333.429098][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.429140][ T32] r5:00001000 r4:eaa95000 [ 1333.429159][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.429206][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.429289][ T32] r5:8533c78c r4:8533c400 [ 1333.429313][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.429388][ T32] r7:dddced80 r6:83018000 r5:8533c78c r4:85372a80 [ 1333.429420][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.429489][ T32] r10:61c88647 r9:85308c00 r8:85372aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.429514][ T32] r4:85372a80 [ 1333.429532][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.429596][ T32] r10:00000000 r9:85372a80 r8:8027f5e8 r7:eaecde60 r6:85388780 r5:85308c00 [ 1333.429662][ T32] r4:00000001 [ 1333.429686][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.429721][ T32] Exception stack(0xeaed9fb0 to 0xeaed9ff8) [ 1333.429749][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.429801][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.429828][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.429883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.429931][ T32] r4:853971c0 [ 1333.430175][ T32] INFO: task kworker/0:505:4447 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1333.430228][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.430307][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.430372][ T32] Call trace: [ 1333.452581][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1333.452684][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1333.452710][ T32] r4:00000000 [ 1333.452730][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.452772][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1333.452804][ T32] 9d20: c4e08000 eca73000 00000001 80239b98 7f185000 00000001 [ 1333.452834][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1333.452908][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.452937][ T32] r5:80070013 r4:80239bb0 [ 1333.452957][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.453001][ T32] r4:82ac11e4 [ 1333.453019][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.453061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1333.453123][ T32] r4:e04e9dc0 [ 1333.453172][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.453221][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1333.453244][ T32] r4:00000000 [ 1333.453303][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.453354][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1333.453376][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.453446][ T32] r5:00001000 r4:dfe9b000 [ 1333.453469][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.453509][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.453551][ T32] r5:84ea6b8c r4:84ea6800 [ 1333.453570][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.453681][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1333.453707][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.453755][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.453811][ T32] r4:84fab300 [ 1333.453831][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.453877][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1333.453898][ T32] r4:00000001 [ 1333.453916][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.453950][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1333.453975][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.454002][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.454027][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.454055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.454076][ T32] r4:84faa100 [ 1333.454099][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.454129][ T32] INFO: task kworker/0:506:4449 blocked for more than 459 seconds. [ 1333.454159][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.454225][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.454250][ T32] task:kworker/0:506 state:D stack:0 pid:4449 tgid:4449 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.454322][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.454393][ T32] Call trace: [ 1333.454431][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1333.454480][ T32] r10:82918930 r9:eaee1d84 r8:00000002 r7:60000113 r6:eaee1d8c r5:85308000 [ 1333.454528][ T32] r4:85308000 [ 1333.454552][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1333.454592][ T32] r5:85308000 r4:8291892c [ 1333.454628][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.454675][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.454722][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaee1e08 [ 1333.454744][ T32] r4:00000000 [ 1333.454763][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1333.454836][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1333.454908][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.454952][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85397440 [ 1333.455013][ T32] r4:00000000 [ 1333.455062][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.455114][ T32] r9:83018005 r8:85308000 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1333.455136][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.455208][ T32] r5:00001000 r4:eaabb000 [ 1333.455231][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.455274][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.455354][ T32] r5:8533cb8c r4:8533c800 [ 1333.455375][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.455420][ T32] r7:dddced80 r6:83018000 r5:8533cb8c r4:85372b00 [ 1333.455439][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.455483][ T32] r10:61c88647 r9:85308000 r8:85372b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.455504][ T32] r4:85372b00 [ 1333.455525][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.455569][ T32] r10:00000000 r9:85372b00 r8:8027f5e8 r7:eaecde60 r6:85388800 r5:85308000 [ 1333.455590][ T32] r4:00000001 [ 1333.455615][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.455651][ T32] Exception stack(0xeaee1fb0 to 0xeaee1ff8) [ 1333.455678][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.455705][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.455748][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.455823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.455849][ T32] r4:85397300 [ 1333.456306][ T32] INFO: task kworker/0:506:4449 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1333.456345][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.456444][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.456495][ T32] Call trace: [ 1333.456526][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1333.456599][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1333.456637][ T32] r4:00000000 [ 1333.456657][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.456700][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1333.456730][ T32] 9d20: c4e08000 eca73000 00000001 80239b98 7f185000 00000001 [ 1333.456771][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1333.456840][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.456868][ T32] r5:80070013 r4:80239bb0 [ 1333.456916][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.456961][ T32] r4:82ac11e4 [ 1333.457020][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.457071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1333.457094][ T32] r4:e04e9dc0 [ 1333.457112][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.457154][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1333.457176][ T32] r4:00000000 [ 1333.457240][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.457290][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1333.457358][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.457403][ T32] r5:00001000 r4:dfe9b000 [ 1333.457424][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.457463][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.457508][ T32] r5:84ea6b8c r4:84ea6800 [ 1333.457529][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.457618][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1333.457644][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.457692][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.457713][ T32] r4:84fab300 [ 1333.457732][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.457825][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1333.457870][ T32] r4:00000001 [ 1333.457903][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.457941][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1333.457968][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.457995][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.458020][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.458068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.458095][ T32] r4:84faa100 [ 1333.458114][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.458139][ T32] INFO: task kworker/0:507:4451 blocked for more than 459 seconds. [ 1333.458166][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.458208][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.458232][ T32] task:kworker/0:507 state:D stack:0 pid:4451 tgid:4451 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.458279][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.458369][ T32] Call trace: [ 1333.458422][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1333.458472][ T32] r10:82918930 r9:eaee9d84 r8:00000002 r7:60000013 r6:eaee9d8c r5:85309800 [ 1333.458494][ T32] r4:85309800 [ 1333.458513][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1333.458553][ T32] r5:85309800 r4:8291892c [ 1333.458572][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.458638][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.458687][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaee9e08 [ 1333.458728][ T32] r4:00000000 [ 1333.458756][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1333.458795][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1333.458831][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.458871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85397500 [ 1333.458892][ T32] r4:00000000 [ 1333.458910][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.458952][ T32] r9:83018005 r8:85309800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1333.458992][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.459038][ T32] r5:00001000 r4:eaacf000 [ 1333.459057][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.459094][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.459134][ T32] r5:8533cf8c r4:8533cc00 [ 1333.459153][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.459219][ T32] r7:dddced80 r6:83018000 r5:8533cf8c r4:85372b80 [ 1333.459242][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.459299][ T32] r10:61c88647 r9:85309800 r8:85372bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.459323][ T32] r4:85372b80 [ 1333.459360][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.459408][ T32] r10:00000000 r9:85372b80 r8:8027f5e8 r7:eaecde60 r6:85388880 r5:85309800 [ 1333.459430][ T32] r4:00000001 [ 1333.459448][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.459481][ T32] Exception stack(0xeaee9fb0 to 0xeaee9ff8) [ 1333.459506][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.459534][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.459560][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.459587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.459613][ T32] r4:853973c0 [ 1333.459867][ T32] INFO: task kworker/0:507:4451 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1333.459898][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.459951][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.459994][ T32] Call trace: [ 1333.460045][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1333.460095][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1333.460117][ T32] r4:00000000 [ 1333.460135][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.460194][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1333.460241][ T32] 9d20: c4e08000 eca73000 00000001 80239b98 7f185000 00000001 [ 1333.478439][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1333.478585][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.478629][ T32] r5:80070013 r4:80239bb0 [ 1333.478687][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.478806][ T32] r4:82ac11e4 [ 1333.478855][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.478906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1333.478929][ T32] r4:e04e9dc0 [ 1333.478949][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.478992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1333.479015][ T32] r4:00000000 [ 1333.479034][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.479079][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1333.479141][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.479192][ T32] r5:00001000 r4:dfe9b000 [ 1333.479212][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.479251][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.479293][ T32] r5:84ea6b8c r4:84ea6800 [ 1333.479313][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.479358][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1333.479378][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.479423][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.479445][ T32] r4:84fab300 [ 1333.479463][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.479506][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1333.479528][ T32] r4:00000001 [ 1333.479546][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.479622][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1333.479688][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.479719][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.479746][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.479817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.479843][ T32] r4:84faa100 [ 1333.479866][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.479922][ T32] INFO: task kworker/0:508:4454 blocked for more than 459 seconds. [ 1333.479957][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.479981][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.480002][ T32] task:kworker/0:508 state:D stack:0 pid:4454 tgid:4454 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.480058][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.480102][ T32] Call trace: [ 1333.480198][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1333.484857][ T32] r10:82918930 r9:eaef5d84 r8:00000002 r7:60000113 r6:eaef5d8c r5:8530a400 [ 1333.484915][ T32] r4:8530a400 [ 1333.484938][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1333.485006][ T32] r5:8530a400 r4:8291892c [ 1333.485036][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.485077][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.485144][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaef5e08 [ 1333.485174][ T32] r4:00000000 [ 1333.485193][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1333.485232][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1333.485298][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.485369][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85397680 [ 1333.485440][ T32] r4:00000000 [ 1333.485505][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.485564][ T32] r9:83018005 r8:8530a400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1333.485586][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.485640][ T32] r5:00001000 r4:eaae1000 [ 1333.485673][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.485716][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.485818][ T32] r5:8533d38c r4:8533d000 [ 1333.485854][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.485904][ T32] r7:dddced80 r6:83018000 r5:8533d38c r4:85372c00 [ 1333.485925][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.485970][ T32] r10:61c88647 r9:8530a400 r8:85372c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.485991][ T32] r4:85372c00 [ 1333.486010][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.486054][ T32] r10:00000000 r9:85372c00 r8:8027f5e8 r7:eaecde60 r6:85388900 r5:8530a400 [ 1333.486076][ T32] r4:00000001 [ 1333.486095][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.486130][ T32] Exception stack(0xeaef5fb0 to 0xeaef5ff8) [ 1333.486158][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.486185][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.486240][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.486273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.486323][ T32] r4:853977c0 [ 1333.486767][ T32] INFO: task kworker/0:508:4454 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1333.486802][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.486872][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.486932][ T32] Call trace: [ 1333.486968][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1333.487029][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1333.487056][ T32] r4:00000000 [ 1333.487076][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.487119][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1333.487161][ T32] 9d20: c53be000 eca73000 00000001 80239b98 7f185000 00000001 [ 1333.487194][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1333.487220][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.487243][ T32] r5:80070013 r4:80239bb0 [ 1333.487262][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.487305][ T32] r4:82ac11e4 [ 1333.487324][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.487367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1333.487391][ T32] r4:e04e9dc0 [ 1333.487411][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.487455][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1333.487478][ T32] r4:00000000 [ 1333.487496][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.487540][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1333.487562][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.487637][ T32] r5:00001000 r4:dfe9b000 [ 1333.487662][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.487702][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.487745][ T32] r5:84ea6b8c r4:84ea6800 [ 1333.487777][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.487827][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1333.487865][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.487917][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.487940][ T32] r4:84fab300 [ 1333.487959][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.488003][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1333.488024][ T32] r4:00000001 [ 1333.488042][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.488096][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1333.488126][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.488155][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.488506][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1333.489008][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaef9e08 ** 9 printk messages dropped ** [ 1333.489532][ T32] r5:00001000 r4:eaaf1000 [ 1333.489609][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1333.489756][ T32] r7:dddced80 r6:83018000 r5:8533d78c r4:85372c80 ** 7 printk messages dropped ** [ 1333.490077][ T32] Exception stack(0xeaef9fb0 to 0xeaef9ff8) ** 4 printk messages dropped ** [ 1333.490234][ T32] r4:85397600 ** 3 printk messages dropped ** [ 1333.507256][ T32] Call trace: ** 5 printk messages dropped ** [ 1333.507571][ T32] 9d20: c5828000 eca73000 00000001 80239b98 7f185000 00000001 ** 7 printk messages dropped ** [ 1333.507884][ T32] r4:e04e9dc0 ** 2 printk messages dropped ** [ 1333.507983][ T32] r4:00000000 [ 1333.508006][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.508074][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1333.508100][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.508144][ T32] r5:00001000 r4:dfe9b000 [ 1333.508184][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.508228][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.508271][ T32] r5:84ea6b8c r4:84ea6800 [ 1333.508302][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.508352][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1333.508373][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.508439][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.508464][ T32] r4:84fab300 [ 1333.508483][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.508528][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1333.508584][ T32] r4:00000001 [ 1333.508611][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.508657][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1333.508687][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.508732][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.508760][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.508788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.508850][ T32] r4:84faa100 [ 1333.508876][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.508905][ T32] INFO: task kworker/0:510:4457 blocked for more than 460 seconds. [ 1333.508957][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.508984][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.509005][ T32] task:kworker/0:510 state:D stack:0 pid:4457 tgid:4457 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.509070][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.509111][ T32] Call trace: [ 1333.509170][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1333.509216][ T32] r10:82918930 r9:eae55d84 r8:00000002 r7:60000113 r6:eae55d8c r5:851d9800 [ 1333.509266][ T32] r4:851d9800 [ 1333.509288][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1333.509330][ T32] r5:851d9800 r4:8291892c [ 1333.509350][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.509393][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.509460][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae55e08 [ 1333.509486][ T32] r4:00000000 [ 1333.509525][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1333.509566][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1333.509629][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.509705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853978c0 [ 1333.509730][ T32] r4:00000000 [ 1333.509757][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.509831][ T32] r9:83018005 r8:851d9800 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1333.509854][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.509895][ T32] r5:00001000 r4:eab0f000 [ 1333.509914][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.509951][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.510009][ T32] r5:8533db8c r4:8533d800 [ 1333.510031][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.510101][ T32] r7:dddced80 r6:83018000 r5:8533db8c r4:85372d00 [ 1333.510123][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.510170][ T32] r10:61c88647 r9:851d9800 r8:85372d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.510192][ T32] r4:85372d00 [ 1333.510250][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.510345][ T32] r10:00000000 r9:85372d00 r8:8027f5e8 r7:eaecde60 r6:85372d80 r5:851d9800 [ 1333.523659][ T32] r4:00000001 [ 1333.523779][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.523847][ T32] Exception stack(0xeae55fb0 to 0xeae55ff8) [ 1333.523895][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.523925][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.523951][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.523980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.524076][ T32] r4:85397740 [ 1333.524560][ T32] INFO: task kworker/0:510:4457 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1333.524613][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.524772][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.524888][ T32] Call trace: [ 1333.524923][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1333.524982][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1333.525008][ T32] r4:00000000 [ 1333.525103][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.525149][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 5 printk messages dropped ** [ 1333.525497][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1333.525799][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.526064][ T32] r5:84ea6b8c r4:84ea6800 ** 4 printk messages dropped ** [ 1333.526239][ T32] r4:84fab300 ** 2 printk messages dropped ** [ 1333.526323][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1333.526519][ T32] r4:84faa100 ** 3 printk messages dropped ** [ 1333.526711][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1333.527210][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1333.527415][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1333.527458][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.527501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85397b40 [ 1333.527525][ T32] r4:00000000 [ 1333.527571][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.527629][ T32] r9:83018005 r8:851d8000 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1333.527651][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.527693][ T32] r5:00001000 r4:eab31000 [ 1333.527773][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.527840][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.527885][ T32] r5:8533e38c r4:8533e000 [ 1333.527905][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.527950][ T32] r7:dddced80 r6:83018000 r5:8533e38c r4:85372e00 [ 1333.527969][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.528015][ T32] r10:61c88647 r9:851d8000 r8:85372e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.528037][ T32] r4:85372e00 [ 1333.528055][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.528248][ T32] r10:00000000 r9:85372e00 r8:8027f5e8 r7:eaecde60 r6:85372e80 r5:851d8000 [ 1333.528273][ T32] r4:00000001 [ 1333.528293][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.528346][ T32] Exception stack(0xeaefdfb0 to 0xeaefdff8) [ 1333.528378][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.528407][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.528433][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.528461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.528483][ T32] r4:85397d00 [ 1333.528764][ T32] INFO: task kworker/0:511:4460 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1333.528819][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.528939][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.528989][ T32] Call trace: [ 1333.529019][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1333.529109][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1333.529136][ T32] r4:00000000 [ 1333.529166][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.529208][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1333.529236][ T32] 9d20: c5c49000 eca73000 00000001 80239b98 7f185000 00000001 [ 1333.529294][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1333.529344][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.529372][ T32] r5:80070013 r4:80239bb0 [ 1333.529392][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.529434][ T32] r4:82ac11e4 [ 1333.529475][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.529522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1333.529570][ T32] r4:e04e9dc0 [ 1333.529591][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.529666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1333.529721][ T32] r4:00000000 [ 1333.529757][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.529828][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1333.529857][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.529900][ T32] r5:00001000 r4:dfe9b000 [ 1333.529921][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.529982][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.530028][ T32] r5:84ea6b8c r4:84ea6800 [ 1333.530058][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.530108][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1333.530157][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.530207][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1333.547522][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1333.547736][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.548022][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.548286][ T32] r5:851da400 r4:8291892c ** 3 printk messages dropped ** [ 1333.548459][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.548744][ T32] r9:83018005 r8:851da400 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 ** 3 printk messages dropped ** [ 1333.548924][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1333.549197][ T32] r10:61c88647 r9:851da400 r8:85372f2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1333.549434][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.556438][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 9 printk messages dropped ** [ 1333.556887][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 13 printk messages dropped ** [ 1333.557465][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 4 printk messages dropped ** [ 1333.557636][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 7 printk messages dropped ** [ 1333.557953][ T32] r4:84faa100 ** 3 printk messages dropped ** [ 1333.558165][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1333.558498][ T32] r5:851dd400 r4:8291892c ** 5 printk messages dropped ** [ 1333.558724][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1333.558962][ T32] r5:00001000 r4:eab5f000 [ 1333.558982][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.559042][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.559093][ T32] r5:8533eb8c r4:8533e800 [ 1333.559112][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.559177][ T32] r7:dddced80 r6:83018000 r5:8533eb8c r4:852dcf80 [ 1333.559201][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.559247][ T32] r10:61c88647 r9:851dd400 r8:852dcfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.559269][ T32] r4:852dcf80 [ 1333.559287][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.559330][ T32] r10:00000000 r9:852dcf80 r8:8027f5e8 r7:eaf01e60 r6:853ae000 r5:851dd400 [ 1333.559351][ T32] r4:00000001 [ 1333.559383][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.559420][ T32] Exception stack(0xeaf05fb0 to 0xeaf05ff8) [ 1333.559446][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.559484][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.559513][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.559560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.559593][ T32] r4:85397b80 [ 1333.560072][ T32] INFO: task kworker/0:513:4463 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1333.560115][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.560207][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.560343][ T32] Call trace: [ 1333.573295][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1333.573380][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1333.573406][ T32] r4:00000000 [ 1333.573426][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.573467][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1333.573499][ T32] 9d20: c6713000 eca73000 00000001 80239b98 7f185000 00000001 [ 1333.573528][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1333.573554][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.573577][ T32] r5:80070013 r4:80239bb0 [ 1333.573596][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.573648][ T32] r4:82ac11e4 [ 1333.573667][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.573708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1333.573730][ T32] r4:e04e9dc0 [ 1333.573749][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.573853][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1333.573883][ T32] r4:00000000 [ 1333.573905][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.573960][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1333.573984][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.574029][ T32] r5:00001000 r4:dfe9b000 [ 1333.574049][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.574106][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.574155][ T32] r5:84ea6b8c r4:84ea6800 [ 1333.574176][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.574242][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1333.574266][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.574332][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.574380][ T32] r4:84fab300 [ 1333.574402][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.574449][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1333.574471][ T32] r4:00000001 [ 1333.574489][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.574523][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1333.574549][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.574577][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.574603][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.574638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.574682][ T32] r4:84faa100 [ 1333.574710][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.574750][ T32] INFO: task kworker/0:514:4465 blocked for more than 460 seconds. [ 1333.574819][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.574880][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.574906][ T32] task:kworker/0:514 state:D stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.574962][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.575030][ T32] Call trace: [ 1333.575112][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1333.575170][ T32] r10:82918930 r9:eaf0dd84 r8:00000002 r7:60000113 r6:eaf0dd8c r5:84c68000 [ 1333.575193][ T32] r4:84c68000 [ 1333.575212][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1333.575251][ T32] r5:84c68000 r4:8291892c [ 1333.575286][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.575380][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.575437][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf0de08 [ 1333.575481][ T32] r4:00000000 [ 1333.575509][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1333.575547][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1333.575593][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.575671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1b00 [ 1333.575697][ T32] r4:00000000 [ 1333.575716][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.575760][ T32] r9:83018005 r8:84c68000 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1333.575781][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.575821][ T32] r5:00001000 r4:eae5f000 [ 1333.575840][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.575878][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.575919][ T32] r5:8533fb8c r4:8533f800 [ 1333.575937][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.576002][ T32] r7:dddced80 r6:83018000 r5:8533fb8c r4:853ae080 [ 1333.576026][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.576073][ T32] r10:61c88647 r9:84c68000 r8:853ae0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.576096][ T32] r4:853ae080 [ 1333.576144][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.576191][ T32] r10:00000000 r9:853ae080 r8:8027f5e8 r7:eaf05e60 r6:853ae100 r5:84c68000 [ 1333.576213][ T32] r4:00000001 [ 1333.576232][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.576265][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1333.576291][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.576336][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.576377][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.576432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1333.577192][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 9 printk messages dropped ** [ 1333.577577][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1333.578148][ T32] r5:84ea6b8c r4:84ea6800 ** 3 printk messages dropped ** [ 1333.578296][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1333.578727][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.579052][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.579319][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1333.579740][ T32] r5:00001000 r4:eacb5000 [ 1333.579759][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1333.580047][ T32] r10:61c88647 r9:84c6a400 r8:85388a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1333.603358][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.604247][ T32] Call trace: ** 4 printk messages dropped ** [ 1333.604428][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 7 printk messages dropped ** [ 1333.604765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 10 printk messages dropped ** [ 1333.605296][ T32] r5:84ea6b8c r4:84ea6800 ** 2 printk messages dropped ** [ 1333.605453][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.605503][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.605525][ T32] r4:84fab300 [ 1333.605548][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.605594][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1333.605627][ T32] r4:00000001 [ 1333.605646][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.605681][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1333.605728][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.605793][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.605866][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.605914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.605972][ T32] r4:84faa100 [ 1333.606024][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.606066][ T32] INFO: task kworker/1:158:4471 blocked for more than 460 seconds. [ 1333.606101][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.606127][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.606170][ T32] task:kworker/1:158 state:D stack:0 pid:4471 tgid:4471 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.606235][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.606310][ T32] Call trace: [ 1333.606344][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1333.606421][ T32] r10:82918930 r9:eaf1dd84 r8:00000002 r7:60000113 r6:eaf1dd8c r5:84c6b000 [ 1333.606455][ T32] r4:84c6b000 [ 1333.606492][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1333.606539][ T32] r5:84c6b000 r4:8291892c [ 1333.606612][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.606669][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.606722][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf1de08 [ 1333.606746][ T32] r4:00000000 [ 1333.606777][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1333.606887][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1333.606958][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.607020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a8700 [ 1333.607047][ T32] r4:00000000 [ 1333.607066][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.607110][ T32] r9:83018205 r8:84c6b000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1333.607134][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.607188][ T32] r5:00001000 r4:ea9cd000 [ 1333.607213][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.607254][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.607298][ T32] r5:8529ff8c r4:8529fc00 [ 1333.607317][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.607360][ T32] r7:ddde2d80 r6:83018200 r5:8529ff8c r4:85388a80 [ 1333.607379][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.607446][ T32] r10:61c88647 r9:84c6b000 r8:85388aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.607473][ T32] r4:85388a80 [ 1333.607525][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.607582][ T32] r10:00000000 r9:85388a80 r8:8027f5e8 r7:eaf15e60 r6:853ae200 r5:84c6b000 [ 1333.607610][ T32] r4:00000001 [ 1333.607634][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.607668][ T32] Exception stack(0xeaf1dfb0 to 0xeaf1dff8) [ 1333.607694][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.607724][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.607751][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.607790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.607816][ T32] r4:8538fe80 [ 1333.608090][ T32] INFO: task kworker/1:158:4471 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1333.608144][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.608220][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.608290][ T32] Call trace: [ 1333.608360][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1333.608437][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1333.608464][ T32] r4:00000000 [ 1333.608484][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.608525][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1333.608584][ T32] 9d20: c6d4f000 eca73000 00000001 80239b98 7f185000 00000001 [ 1333.608689][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1333.608739][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.608772][ T32] r5:80070013 r4:80239bb0 [ 1333.608794][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1333.609157][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.609409][ T32] r5:84ea6b8c r4:84ea6800 ** 3 printk messages dropped ** [ 1333.609568][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1333.609979][ T32] r4:84faa100 ** 4 printk messages dropped ** [ 1333.610122][ T32] task:kworker/0:515 state:D stack:0 pid:4472 tgid:4472 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1333.610239][ T32] Call trace: [ 1333.610271][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1333.621586][ T32] r10:82918930 r9:eaf21d84 r8:00000002 r7:60000113 r6:eaf21d8c r5:84c6bc00 [ 1333.621698][ T32] r4:84c6bc00 [ 1333.621748][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1333.621842][ T32] r5:84c6bc00 r4:8291892c [ 1333.621918][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.621984][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.622055][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf21e08 [ 1333.622101][ T32] r4:00000000 [ 1333.622129][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1333.622208][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1333.622271][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.622323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1a80 [ 1333.622376][ T32] r4:00000000 [ 1333.622399][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.622469][ T32] r9:83018005 r8:84c6bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1333.622514][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.622575][ T32] r5:00001000 r4:eae4d000 [ 1333.622599][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.622651][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.622696][ T32] r5:8533f78c r4:8533f400 [ 1333.622715][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.622761][ T32] r7:dddced80 r6:83018000 r5:8533f78c r4:853ae280 [ 1333.622783][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.622848][ T32] r10:61c88647 r9:84c6bc00 r8:853ae2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.622903][ T32] r4:853ae280 [ 1333.622926][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.622995][ T32] r10:00000000 r9:853ae280 r8:8027f5e8 r7:eaf0de60 r6:853ae300 r5:84c6bc00 [ 1333.623020][ T32] r4:00000001 [ 1333.623041][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.623080][ T32] Exception stack(0xeaf21fb0 to 0xeaf21ff8) [ 1333.623109][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.623146][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.623176][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.623220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.623244][ T32] r4:853b1440 [ 1333.623701][ T32] INFO: task kworker/0:515:4472 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1333.623737][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.623807][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.623856][ T32] Call trace: [ 1333.623886][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1333.623938][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1333.623960][ T32] r4:00000000 [ 1333.623979][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.624017][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1333.624062][ T32] 9d20: c6d4f000 eca73000 00000001 80239b98 7f185000 00000001 [ 1333.624120][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1333.624149][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.624192][ T32] r5:80070013 r4:80239bb0 [ 1333.624215][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.624258][ T32] r4:82ac11e4 [ 1333.624278][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.624321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1333.624342][ T32] r4:e04e9dc0 [ 1333.624371][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1333.624529][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 ** 8 printk messages dropped ** [ 1333.624992][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1333.625300][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1333.625699][ T32] task:kworker/1:159 state:D stack:0 pid:4473 tgid:4473 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1333.626263][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.626622][ T32] r9:83018205 r8:84c6c800 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 ** 1 printk messages dropped ** [ 1333.626693][ T32] r5:00001000 r4:eacdf000 [ 1333.626719][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1333.626934][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1333.627343][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.627916][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.628043][ T32] Call trace: [ 1333.628135][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1333.628208][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1333.628238][ T32] r4:00000000 [ 1333.628259][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.628300][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1333.628353][ T32] 9d20: c6d4f000 eca73000 00000001 80239b98 7f185000 00000001 [ 1333.628408][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1333.628439][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.628484][ T32] r5:80070013 r4:80239bb0 [ 1333.628536][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.628611][ T32] r4:82ac11e4 [ 1333.628667][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.628742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1333.628793][ T32] r4:e04e9dc0 [ 1333.628815][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.628899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 2 printk messages dropped ** [ 1333.629082][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 ** 8 printk messages dropped ** [ 1333.629439][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1333.629719][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1333.630114][ T32] Call trace: ** 6 printk messages dropped ** [ 1333.661587][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1333.662192][ T32] r5:00001000 r4:ead15000 [ 1333.662272][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.662325][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1333.662534][ T32] r10:61c88647 r9:84c6d400 r8:85388bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1333.662878][ T32] r4:853ad000 ** 5 printk messages dropped ** [ 1333.663647][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 8 printk messages dropped ** [ 1333.663971][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1333.664146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 11 printk messages dropped ** [ 1333.664693][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1333.665260][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.665902][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.666626][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1333.667505][ T32] r5:00001000 r4:dfc07000 [ 1333.667551][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.667657][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.667752][ T32] r5:8529cf8c r4:8529cc00 [ 1333.667815][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.667918][ T32] r7:ddde2d80 r6:83018200 r5:8529cf8c r4:85388c00 [ 1333.667970][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.668081][ T32] r10:61c88647 r9:8530bc00 r8:85388c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.668139][ T32] r4:85388c00 [ 1333.668185][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.668283][ T32] r10:00000000 r9:85388c00 r8:8027f5e8 r7:eaf1de60 r6:85388c80 r5:8530bc00 [ 1333.668336][ T32] r4:00000001 [ 1333.668383][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.668479][ T32] Exception stack(0xeaf09fb0 to 0xeaf09ff8) [ 1333.668564][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.668615][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.668648][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.668686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.668831][ T32] r4:853ad140 [ 1333.669102][ T32] INFO: task kworker/1:161:4477 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1333.669182][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.669326][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.669404][ T32] Call trace: [ 1333.669549][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1333.669603][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1333.669631][ T32] r4:00000000 [ 1333.669650][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.669710][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1333.669745][ T32] 9d20: c73ae000 eca73000 00000001 80239b98 7f185000 00000001 [ 1333.669890][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1333.669923][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.669969][ T32] r5:80070013 r4:80239bb0 [ 1333.669993][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.670035][ T32] r4:82ac11e4 [ 1333.670055][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.670096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1333.670135][ T32] r4:e04e9dc0 [ 1333.670179][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.670336][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1333.694647][ T32] r4:00000000 [ 1333.694736][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.694886][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1333.694942][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.695041][ T32] r5:00001000 r4:dfe9b000 [ 1333.695090][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.695179][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.695272][ T32] r5:84ea6b8c r4:84ea6800 [ 1333.695330][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.695462][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1333.695517][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.695652][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.695751][ T32] r4:84fab300 [ 1333.695810][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.695933][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1333.695998][ T32] r4:00000001 [ 1333.696044][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.696128][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1333.696201][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.696271][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.696365][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.696449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.696511][ T32] r4:84faa100 [ 1333.696567][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.696664][ T32] INFO: task kworker/0:516:4481 blocked for more than 460 seconds. [ 1333.696753][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.696813][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.696868][ T32] task:kworker/0:516 state:D stack:0 pid:4481 tgid:4481 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1333.697474][ T32] r10:82918930 r9:eaf3dd84 r8:00000002 r7:60000113 r6:eaf3dd8c r5:8530c800 ** 8 printk messages dropped ** [ 1333.698236][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1333.698766][ T32] r5:00001000 r4:eae6d000 [ 1333.698855][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1333.699389][ T32] r10:61c88647 r9:8530c800 r8:853ae4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1333.700151][ T32] r4:853b1bc0 ** 3 printk messages dropped ** [ 1333.712207][ T32] Call trace: ** 4 printk messages dropped ** [ 1333.712696][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 5 printk messages dropped ** [ 1333.713114][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1333.713589][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.714228][ T32] r5:84ea6b8c r4:84ea6800 ** 4 printk messages dropped ** [ 1333.714659][ T32] r4:84fab300 ** 2 printk messages dropped ** [ 1333.714899][ T32] r4:00000001 [ 1333.714967][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.715061][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1333.715153][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.715225][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.715289][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.715379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.715438][ T32] r4:84faa100 [ 1333.715492][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.715557][ T32] INFO: task kworker/0:517:4483 blocked for more than 460 seconds. [ 1333.715740][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.715802][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.715864][ T32] task:kworker/0:517 state:D stack:0 pid:4483 tgid:4483 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.715969][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.716143][ T32] Call trace: [ 1333.716268][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1333.716375][ T32] r10:82918930 r9:eaf45d84 r8:00000002 r7:60000113 r6:eaf45d8c r5:8530d400 [ 1333.716428][ T32] r4:8530d400 [ 1333.716480][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1333.716590][ T32] r5:8530d400 r4:8291892c [ 1333.716665][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.716776][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.716886][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf45e08 [ 1333.716940][ T32] r4:00000000 [ 1333.716989][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1333.717075][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1333.717176][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.717297][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1980 [ 1333.717380][ T32] r4:00000000 [ 1333.717443][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.717572][ T32] r9:83018005 r8:8530d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1333.717642][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.717741][ T32] r5:00001000 r4:eaf49000 [ 1333.717857][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.717972][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.718070][ T32] r5:85340b8c r4:85340800 [ 1333.718119][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.718216][ T32] r7:dddced80 r6:83018000 r5:85340b8c r4:853ae500 [ 1333.718267][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.718393][ T32] r10:61c88647 r9:8530d400 r8:853ae52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.718467][ T32] r4:853ae500 [ 1333.718532][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.718646][ T32] r10:00000000 r9:853ae500 r8:8027f5e8 r7:eaf3de60 r6:85388d80 r5:8530d400 [ 1333.718718][ T32] r4:00000001 [ 1333.718767][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.718846][ T32] Exception stack(0xeaf45fb0 to 0xeaf45ff8) [ 1333.718924][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.718995][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.719062][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1333.719204][ T32] r4:853b1c40 ** 3 printk messages dropped ** [ 1333.720035][ T32] Call trace: ** 5 printk messages dropped ** [ 1333.751421][ T32] 9d20: c7b11000 eca73000 00000001 80239b98 7f185000 00000001 ** 7 printk messages dropped ** [ 1333.752107][ T32] r4:e04e9dc0 ** 9 printk messages dropped ** [ 1333.752960][ T32] r5:84ea6b8c r4:84ea6800 ** 3 printk messages dropped ** [ 1333.753226][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 11 printk messages dropped ** [ 1333.754108][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1333.754929][ T32] r4:84c70000 ** 3 printk messages dropped ** [ 1333.755315][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1333.755974][ T32] r5:00001000 r4:eae83000 [ 1333.756015][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1333.756265][ T32] r10:61c88647 r9:84c70000 r8:853ae5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1333.756923][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.758496][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 6 printk messages dropped ** [ 1333.759043][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1333.759215][ T32] r4:e04e9dc0 ** 6 printk messages dropped ** [ 1333.759450][ T32] r5:00001000 r4:dfe9b000 ** 6 printk messages dropped ** [ 1333.759733][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.759756][ T32] r4:84fab300 [ 1333.759779][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.759824][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1333.759846][ T32] r4:00000001 [ 1333.759864][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.759897][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1333.759923][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.759949][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.759995][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.760028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.760050][ T32] r4:84faa100 [ 1333.760068][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.760094][ T32] INFO: task kworker/0:519:4486 blocked for more than 460 seconds. [ 1333.760122][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.760197][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.760221][ T32] task:kworker/0:519 state:D stack:0 pid:4486 tgid:4486 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.781306][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.781510][ T32] Call trace: [ 1333.781655][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1333.781818][ T32] r10:82918930 r9:eaf31d84 r8:00000002 r7:60000113 r6:eaf31d8c r5:84c69800 [ 1333.781902][ T32] r4:84c69800 [ 1333.781963][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1333.782052][ T32] r5:84c69800 r4:8291892c [ 1333.782114][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.782208][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.782307][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf31e08 [ 1333.782362][ T32] r4:00000000 [ 1333.782408][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1333.782496][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1333.782587][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.782699][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1f40 [ 1333.782784][ T32] r4:00000000 [ 1333.782848][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.782951][ T32] r9:83018005 r8:84c69800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1333.783002][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.783089][ T32] r5:00001000 r4:eaea7000 [ 1333.783136][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.783235][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.783331][ T32] r5:8534078c r4:85340400 [ 1333.783381][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.783486][ T32] r7:dddced80 r6:83018000 r5:8534078c r4:853ae600 [ 1333.783578][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.783705][ T32] r10:61c88647 r9:84c69800 r8:853ae62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.783756][ T32] r4:853ae600 [ 1333.783801][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.783918][ T32] r10:00000000 r9:853ae600 r8:8027f5e8 r7:eaf45e60 r6:853ae680 r5:84c69800 [ 1333.784001][ T32] r4:00000001 [ 1333.784060][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.784152][ T32] Exception stack(0xeaf31fb0 to 0xeaf31ff8) [ 1333.784211][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.784273][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.784329][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.784390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.784442][ T32] r4:853b1d80 [ 1333.785237][ T32] INFO: task kworker/0:519:4486 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1333.785331][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.785490][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.785579][ T32] Call trace: [ 1333.785655][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1333.785795][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1333.785866][ T32] r4:00000000 [ 1333.785937][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.786027][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 2 printk messages dropped ** [ 1333.786253][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1333.786711][ T32] r4:e04e9dc0 ** 6 printk messages dropped ** [ 1333.787226][ T32] r5:00001000 r4:dfe9b000 ** 5 printk messages dropped ** [ 1333.787627][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1333.788236][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.788878][ T32] task:kworker/0:520 state:D stack:0 pid:4488 tgid:4488 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1333.789712][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf41e08 ** 9 printk messages dropped ** [ 1333.823035][ T32] r5:00001000 r4:eaf61000 [ 1333.823085][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1333.823410][ T32] r7:dddced80 r6:83018000 r5:8534138c r4:853ae700 ** 5 printk messages dropped ** [ 1333.823893][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1333.824190][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1333.825401][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.825508][ T32] Call trace: [ 1333.825645][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1333.825834][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1333.825901][ T32] r4:00000000 [ 1333.825947][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.826050][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1333.826120][ T32] 9d20: c80b6000 eca73000 00000001 80239b98 7f185000 00000001 [ 1333.826186][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1333.826244][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.826304][ T32] r5:80070013 r4:80239bb0 [ 1333.826350][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.826451][ T32] r4:82ac11e4 [ 1333.826503][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.826597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1333.826659][ T32] r4:e04e9dc0 [ 1333.826704][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.826792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1333.826838][ T32] r4:00000000 [ 1333.826882][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.827008][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1333.827099][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.827192][ T32] r5:00001000 r4:dfe9b000 [ 1333.827239][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.827352][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.827456][ T32] r5:84ea6b8c r4:84ea6800 [ 1333.827506][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.827610][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1333.827662][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.827760][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.827890][ T32] r4:84fab300 [ 1333.827947][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.828040][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1333.828088][ T32] r4:00000001 [ 1333.828132][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.828208][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1333.828265][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.828325][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.828384][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.828443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.828495][ T32] r4:84faa100 [ 1333.828550][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.828627][ T32] INFO: task kworker/0:521:4489 blocked for more than 460 seconds. [ 1333.828761][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.828835][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.828900][ T32] task:kworker/0:521 state:D stack:0 pid:4489 tgid:4489 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.829005][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.829094][ T32] Call trace: [ 1333.829163][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1333.829314][ T32] r4:84c6ec00 ** 3 printk messages dropped ** [ 1333.829581][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1333.847428][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.847576][ T32] r5:00001000 r4:dfb15000 [ 1333.847642][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1333.848196][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1333.849198][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.866751][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 8 printk messages dropped ** [ 1333.867302][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1333.867702][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 9 printk messages dropped ** [ 1333.868456][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 4 printk messages dropped ** [ 1333.868835][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 10 printk messages dropped ** [ 1333.869737][ T32] Not tainted 6.15.0-syzkaller #0 ** 3 printk messages dropped ** [ 1333.870231][ T32] Call trace: ** 4 printk messages dropped ** [ 1333.881585][ T32] r5:85228000 r4:8291892c ** 5 printk messages dropped ** [ 1333.882057][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1333.882675][ T32] r5:00001000 r4:dff21000 [ 1333.882724][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.882813][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.882912][ T32] r5:8529d38c r4:8529d000 [ 1333.882961][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.883065][ T32] r7:ddde2d80 r6:83018200 r5:8529d38c r4:85388e80 [ 1333.883117][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.883220][ T32] r10:61c88647 r9:85228000 r8:85388eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.883275][ T32] r4:85388e80 [ 1333.883321][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.883423][ T32] r10:00000000 r9:85388e80 r8:8027f5e8 r7:eaf1de60 r6:853ae900 r5:85228000 [ 1333.883480][ T32] r4:00000001 [ 1333.883527][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.883654][ T32] Exception stack(0xeaf75fb0 to 0xeaf75ff8) [ 1333.883720][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.883843][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.883911][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.883978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.884037][ T32] r4:853ada40 [ 1333.884826][ T32] INFO: task kworker/1:162:4494 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1333.884918][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.885092][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.885207][ T32] Call trace: [ 1333.885274][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1333.885380][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1333.885436][ T32] r4:00000000 [ 1333.885485][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.885601][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1333.885682][ T32] 9d20: c82d4000 eca73000 00000001 80239b98 7f185000 00000001 [ 1333.885792][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1333.885868][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.885943][ T32] r5:80070013 r4:80239bb0 [ 1333.885999][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1333.886372][ T32] r4:e04e9dc0 ** 5 printk messages dropped ** [ 1333.886766][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1333.887445][ T32] r4:84fab300 ** 2 printk messages dropped ** [ 1333.887655][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1333.887921][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1333.888682][ T32] Call trace: [ 1333.888812][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1333.888915][ T32] r10:82918930 r9:eaf79d84 r8:00000002 r7:60000113 r6:eaf79d8c r5:84cd0000 [ 1333.888967][ T32] r4:84cd0000 [ 1333.889013][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1333.889104][ T32] r5:84cd0000 r4:8291892c [ 1333.889148][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.889226][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.889318][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf79e08 [ 1333.889371][ T32] r4:00000000 [ 1333.889422][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1333.889535][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1333.889634][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.889738][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853add80 [ 1333.889835][ T32] r4:00000000 [ 1333.889888][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.889986][ T32] r9:83018205 r8:84cd0000 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1333.890055][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.890150][ T32] r5:00001000 r4:e00db000 [ 1333.890198][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.918783][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.919072][ T32] r5:8529d78c r4:8529d400 [ 1333.919125][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.919233][ T32] r7:ddde2d80 r6:83018200 r5:8529d78c r4:85388f80 [ 1333.919289][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.919392][ T32] r10:61c88647 r9:84cd0000 r8:85388fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.919446][ T32] r4:85388f80 [ 1333.919493][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.919594][ T32] r10:00000000 r9:85388f80 r8:8027f5e8 r7:eaf1de60 r6:853ae980 r5:84cd0000 [ 1333.919658][ T32] r4:00000001 [ 1333.919705][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.919791][ T32] Exception stack(0xeaf79fb0 to 0xeaf79ff8) [ 1333.919860][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.919928][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.919995][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.920101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.920172][ T32] r4:853adec0 [ 1333.931592][ T32] INFO: task kworker/1:163:4496 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1333.931835][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.932024][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.932147][ T32] Call trace: [ 1333.932223][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1333.932392][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.932874][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1333.933409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 11 printk messages dropped ** [ 1333.934418][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1333.935289][ T32] r4:84faa100 ** 3 printk messages dropped ** [ 1333.935563][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1333.936475][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1333.937244][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1333.937497][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.937590][ T32] r5:85341b8c r4:85341800 [ 1333.937648][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.937743][ T32] r7:dddced80 r6:83018000 r5:85341b8c r4:853aea00 [ 1333.937848][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.937953][ T32] r10:61c88647 r9:84cd0c00 r8:853aea2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.938007][ T32] r4:853aea00 [ 1333.938054][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.938147][ T32] r10:00000000 r9:853aea00 r8:8027f5e8 r7:eaf41e60 r6:853aea80 r5:84cd0c00 [ 1333.938199][ T32] r4:00000001 [ 1333.938265][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.938361][ T32] Exception stack(0xeaf7dfb0 to 0xeaf7dff8) [ 1333.938422][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.938486][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.938546][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.938623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.938680][ T32] r4:853b4380 [ 1333.939172][ T32] INFO: task kworker/0:522:4497 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1333.939242][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.939423][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.939551][ T32] Call trace: [ 1333.939654][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1333.939767][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1333.939830][ T32] r4:00000000 [ 1333.939879][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.939969][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1333.940058][ T32] 9d20: c8766000 eca73000 00000001 80239b98 7f185000 00000001 [ 1333.940167][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1333.940384][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.964605][ T32] r5:80070013 r4:80239bb0 [ 1333.964706][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.964911][ T32] r4:82ac11e4 [ 1333.964975][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.965070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1333.965128][ T32] r4:e04e9dc0 [ 1333.965176][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.965330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 2 printk messages dropped ** [ 1333.965584][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 ** 8 printk messages dropped ** [ 1333.966649][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1333.967571][ T32] r4:84faa100 ** 5 printk messages dropped ** [ 1333.968112][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.968925][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1333.969821][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.969917][ T32] r5:00001000 r4:eabc5000 [ 1333.969963][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1333.985843][ T32] r7:dddced80 r6:83018000 r5:8534178c r4:853aeb00 ** 7 printk messages dropped ** [ 1333.986767][ T32] Exception stack(0xeaf81fb0 to 0xeaf81ff8) ** 6 printk messages dropped ** [ 1333.988064][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1333.988897][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1333.988968][ T32] 9d20: c8955000 eca73000 00000001 80239b98 7f185000 00000001 [ 1333.989077][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1333.989183][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.989252][ T32] r5:80070013 r4:80239bb0 [ 1333.989301][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.989391][ T32] r4:82ac11e4 [ 1333.989435][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.989601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1333.989673][ T32] r4:e04e9dc0 [ 1333.989723][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.989919][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1333.990028][ T32] r4:00000000 [ 1333.990150][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1333.990260][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1334.011125][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.011421][ T32] r5:00001000 r4:dfe9b000 [ 1334.011558][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.011709][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.011811][ T32] r5:84ea6b8c r4:84ea6800 [ 1334.011856][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.011961][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1334.012012][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.012115][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.012288][ T32] r4:84fab300 [ 1334.012359][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.012480][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1334.012571][ T32] r4:00000001 [ 1334.012666][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.012765][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1334.012833][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.012899][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.012959][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.013025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.013077][ T32] r4:84faa100 [ 1334.013193][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.013267][ T32] INFO: task kworker/1:164:4500 blocked for more than 460 seconds. [ 1334.013338][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.013413][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.013467][ T32] task:kworker/1:164 state:D stack:0 pid:4500 tgid:4500 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.013593][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.013703][ T32] Call trace: [ 1334.013828][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1334.014015][ T32] r10:82918930 r9:eaf85d84 r8:00000002 r7:60000113 r6:eaf85d8c r5:84cd2400 [ 1334.014095][ T32] r4:84cd2400 [ 1334.014212][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1334.014347][ T32] r5:84cd2400 r4:8291892c [ 1334.014440][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.014544][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.014655][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf85e08 [ 1334.014768][ T32] r4:00000000 [ 1334.014823][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1334.014916][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1334.014992][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.015083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ade40 [ 1334.015135][ T32] r4:00000000 [ 1334.015185][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1334.015284][ T32] r9:83018205 r8:84cd2400 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1334.015332][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.015428][ T32] r5:00001000 r4:e0151000 [ 1334.015472][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.015549][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.015647][ T32] r5:8529db8c r4:8529d800 [ 1334.015697][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.015793][ T32] r7:ddde2d80 r6:83018200 r5:8529db8c r4:85388f00 [ 1334.015843][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.015948][ T32] r10:61c88647 r9:84cd2400 r8:85388f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.016003][ T32] r4:85388f00 [ 1334.016049][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.016147][ T32] r10:00000000 r9:85388f00 r8:8027f5e8 r7:eaf1de60 r6:853aec00 r5:84cd2400 [ 1334.016202][ T32] r4:00000001 [ 1334.016255][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.016329][ T32] Exception stack(0xeaf85fb0 to 0xeaf85ff8) [ 1334.016388][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.016447][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.016505][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.016570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.016723][ T32] r4:853adf40 [ 1334.017473][ T32] INFO: task kworker/1:164:4500 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1334.017558][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.017807][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.017920][ T32] Call trace: [ 1334.018044][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1334.018147][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1334.018201][ T32] r4:00000000 [ 1334.018251][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.018361][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1334.018445][ T32] 9d20: c8c27000 eca73000 00000001 80239b98 7f185000 00000001 [ 1334.018534][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1334.018600][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1334.018685][ T32] r5:80070013 r4:80239bb0 [ 1334.018735][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.018868][ T32] r4:82ac11e4 [ 1334.018927][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.019021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1334.019094][ T32] r4:e04e9dc0 [ 1334.019144][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.019255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1334.019315][ T32] r4:00000000 [ 1334.019363][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1334.019464][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1334.019516][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.019629][ T32] r5:00001000 r4:dfe9b000 [ 1334.019679][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.019803][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.019957][ T32] r5:84ea6b8c r4:84ea6800 [ 1334.020025][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.020133][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1334.020334][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.045276][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.045374][ T32] r4:84fab300 [ 1334.045455][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.045654][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1334.045717][ T32] r4:00000001 [ 1334.045808][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.045931][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1334.046008][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.046078][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.046152][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.046217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.046264][ T32] r4:84faa100 [ 1334.046334][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.046444][ T32] INFO: task kworker/1:165:4502 blocked for more than 460 seconds. [ 1334.046512][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.046561][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.046608][ T32] task:kworker/1:165 state:D stack:0 pid:4502 tgid:4502 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.046733][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.046952][ T32] Call trace: [ 1334.047028][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1334.047135][ T32] r10:82918930 r9:eaf8dd84 r8:00000002 r7:60000013 r6:eaf8dd8c r5:84cd3c00 [ 1334.047186][ T32] r4:84cd3c00 [ 1334.047233][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1334.047346][ T32] r5:84cd3c00 r4:8291892c [ 1334.047431][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.047527][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.047745][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf8de08 [ 1334.047810][ T32] r4:00000000 [ 1334.047854][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1334.047936][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1334.048173][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.048316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853adf80 [ 1334.048377][ T32] r4:00000000 [ 1334.048420][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1334.048513][ T32] r9:83018205 r8:84cd3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1334.048562][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.048661][ T32] r5:00001000 r4:e06bb000 [ 1334.048731][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.048827][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.048944][ T32] r5:8529df8c r4:8529dc00 [ 1334.048994][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.049088][ T32] r7:ddde2d80 r6:83018200 r5:8529df8c r4:85388000 [ 1334.049163][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.049272][ T32] r10:61c88647 r9:84cd3c00 r8:8538802c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.049355][ T32] r4:85388000 [ 1334.049404][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.049536][ T32] r10:00000000 r9:85388000 r8:8027f5e8 r7:eaf1de60 r6:853aec80 r5:84cd3c00 [ 1334.049596][ T32] r4:00000001 [ 1334.049651][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.049732][ T32] Exception stack(0xeaf8dfb0 to 0xeaf8dff8) [ 1334.049835][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.049905][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.049966][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.050030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.050083][ T32] r4:853ad900 [ 1334.069722][ T32] INFO: task kworker/1:165:4502 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1334.069992][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.070172][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.081313][ T32] Call trace: [ 1334.081532][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1334.081714][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1334.081849][ T32] r4:00000000 [ 1334.081912][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1334.082443][ T32] r4:82ac11e4 ** 8 printk messages dropped ** [ 1334.083036][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1334.084264][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1334.085869][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1334.087132][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1334.088100][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.088160][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.088221][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.088284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.088353][ T32] r4:853ad8c0 [ 1334.089098][ T32] INFO: task kworker/1:166:4504 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1334.089219][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.089359][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.089526][ T32] Call trace: [ 1334.089653][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1334.089819][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1334.089884][ T32] r4:00000000 [ 1334.089934][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.090013][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1334.090077][ T32] 9d20: c92c3000 eca73000 00000001 80239b98 7f185000 00000001 [ 1334.090171][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1334.090234][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1334.111122][ T32] r5:80070013 r4:80239bb0 [ 1334.111297][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.111435][ T32] r4:82ac11e4 [ 1334.111513][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.111622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1334.111766][ T32] r4:e04e9dc0 [ 1334.111843][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.111950][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1334.112004][ T32] r4:00000000 [ 1334.112053][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1334.112195][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1334.112256][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.112354][ T32] r5:00001000 r4:dfe9b000 [ 1334.112431][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.112527][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.112700][ T32] r5:84ea6b8c r4:84ea6800 [ 1334.112759][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.112862][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1334.112920][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.113044][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.113103][ T32] r4:84fab300 [ 1334.113207][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.113322][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1334.113375][ T32] r4:00000001 [ 1334.113422][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.113505][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1334.113657][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.113742][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.113883][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.113994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.114087][ T32] r4:84faa100 [ 1334.114197][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.114303][ T32] INFO: task kworker/1:167:4506 blocked for more than 460 seconds. [ 1334.114393][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.114452][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.114501][ T32] task:kworker/1:167 state:D stack:0 pid:4506 tgid:4506 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.114628][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.114727][ T32] Call trace: [ 1334.114831][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1334.114952][ T32] r10:82918930 r9:eaf9dd84 r8:00000002 r7:60000113 r6:eaf9dd8c r5:84cd4800 [ 1334.115006][ T32] r4:84cd4800 [ 1334.115051][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1334.115215][ T32] r5:84cd4800 r4:8291892c [ 1334.115272][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.115397][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.115503][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf9de08 [ 1334.115557][ T32] r4:00000000 [ 1334.115606][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1334.115701][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1334.115820][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.115922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84736840 [ 1334.116016][ T32] r4:00000000 [ 1334.116066][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1334.116160][ T32] r9:83018205 r8:84cd4800 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1334.116209][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.116317][ T32] r5:00001000 r4:e07cd000 [ 1334.116393][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.116476][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.116562][ T32] r5:8529e78c r4:8529e400 [ 1334.116658][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.116751][ T32] r7:ddde2d80 r6:83018200 r5:8529e78c r4:853b6000 [ 1334.116794][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.116887][ T32] r10:61c88647 r9:84cd4800 r8:853b602c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.116940][ T32] r4:853b6000 [ 1334.116983][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.117082][ T32] r10:00000000 r9:853b6000 r8:8027f5e8 r7:eaf1de60 r6:853aed80 r5:84cd4800 [ 1334.117133][ T32] r4:00000001 [ 1334.117178][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1334.117312][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1334.118804][ T32] Call trace: ** 5 printk messages dropped ** [ 1334.119408][ T32] 9d20: c949e000 eca73000 00000001 80239b98 7f185000 00000001 ** 9 printk messages dropped ** [ 1334.141211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 9 printk messages dropped ** [ 1334.142281][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 5 printk messages dropped ** [ 1334.142729][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.143225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1334.143806][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.143949][ T32] Call trace: [ 1334.144071][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1334.144205][ T32] r10:82918930 r9:eafa5d84 r8:00000002 r7:60000113 r6:eafa5d8c r5:84cd5400 [ 1334.144268][ T32] r4:84cd5400 [ 1334.144314][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1334.144428][ T32] r5:84cd5400 r4:8291892c [ 1334.144481][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.144568][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.144711][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafa5e08 [ 1334.144790][ T32] r4:00000000 [ 1334.144840][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1334.144971][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1334.145125][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.145286][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a8040 [ 1334.145380][ T32] r4:00000000 [ 1334.145434][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1334.145532][ T32] r9:83018205 r8:84cd5400 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1334.145584][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.145683][ T32] r5:00001000 r4:e0805000 [ 1334.145750][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.145894][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.145990][ T32] r5:8529eb8c r4:8529e800 [ 1334.146033][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.146129][ T32] r7:ddde2d80 r6:83018200 r5:8529eb8c r4:853b6080 [ 1334.146178][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.146287][ T32] r10:61c88647 r9:84cd5400 r8:853b60ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.146343][ T32] r4:853b6080 [ 1334.146388][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.146484][ T32] r10:00000000 r9:853b6080 r8:8027f5e8 r7:eaf1de60 r6:853aee00 r5:84cd5400 [ 1334.146548][ T32] r4:00000001 [ 1334.146624][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.146706][ T32] Exception stack(0xeafa5fb0 to 0xeafa5ff8) [ 1334.146766][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.146826][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.146905][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.146975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.147024][ T32] r4:84736740 [ 1334.147779][ T32] INFO: task kworker/1:168:4508 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1334.147857][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.148031][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.148152][ T32] Call trace: [ 1334.148238][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1334.148344][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1334.148396][ T32] r4:00000000 [ 1334.148436][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1334.149008][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1334.149440][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.149903][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1334.174766][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 9 printk messages dropped ** [ 1334.175545][ T32] INFO: task kworker/1:169:4510 blocked for more than 460 seconds. ** 6 printk messages dropped ** [ 1334.176248][ T32] r10:82918930 r9:eafadd84 r8:00000002 r7:60000113 r6:eafadd8c r5:84cd6000 ** 8 printk messages dropped ** [ 1334.176984][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1334.177559][ T32] r5:00001000 r4:e48c5000 ** 3 printk messages dropped ** [ 1334.177978][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1334.178604][ T32] Exception stack(0xeafadfb0 to 0xeafadff8) ** 4 printk messages dropped ** [ 1334.179006][ T32] r4:853a8000 ** 5 printk messages dropped ** [ 1334.211109][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 8 printk messages dropped ** [ 1334.212044][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1334.212473][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.212815][ T32] r5:00001000 r4:dfe9b000 [ 1334.212870][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.212982][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.213117][ T32] r5:84ea6b8c r4:84ea6800 [ 1334.213175][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.213274][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1334.213323][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.213423][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.213475][ T32] r4:84fab300 [ 1334.213520][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.213623][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1334.213677][ T32] r4:00000001 [ 1334.213727][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.213892][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1334.213956][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.214026][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.214128][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.214200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.214252][ T32] r4:84faa100 [ 1334.214326][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.214401][ T32] INFO: task kworker/1:170:4512 blocked for more than 460 seconds. [ 1334.214473][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.214529][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.214578][ T32] task:kworker/1:170 state:D stack:0 pid:4512 tgid:4512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.214715][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.214872][ T32] Call trace: [ 1334.214953][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1334.215074][ T32] r10:82918930 r9:eafb5d84 r8:00000002 r7:60000113 r6:eafb5d8c r5:853e0c00 [ 1334.215135][ T32] r4:853e0c00 [ 1334.215181][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1334.215287][ T32] r5:853e0c00 r4:8291892c [ 1334.215338][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.215430][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.215559][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafb5e08 [ 1334.215641][ T32] r4:00000000 [ 1334.215691][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1334.215801][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1334.215897][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.215986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a8280 [ 1334.216042][ T32] r4:00000000 [ 1334.216087][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1334.216182][ T32] r9:83018205 r8:853e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1334.216251][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.216344][ T32] r5:00001000 r4:e48f7000 [ 1334.216391][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.216492][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.216584][ T32] r5:8529f38c r4:8529f000 [ 1334.216639][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.216728][ T32] r7:ddde2d80 r6:83018200 r5:8529f38c r4:853b6180 [ 1334.216776][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.216890][ T32] r10:61c88647 r9:853e0c00 r8:853b61ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.216947][ T32] r4:853b6180 [ 1334.217005][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.217129][ T32] r10:00000000 r9:853b6180 r8:8027f5e8 r7:eaf1de60 r6:853aef00 r5:853e0c00 [ 1334.217186][ T32] r4:00000001 [ 1334.217232][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.217309][ T32] Exception stack(0xeafb5fb0 to 0xeafb5ff8) [ 1334.217396][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.217497][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.217560][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1334.218729][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1334.220119][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1334.241318][ T32] r4:e04e9dc0 ** 6 printk messages dropped ** [ 1334.242028][ T32] r5:00001000 r4:dfe9b000 ** 5 printk messages dropped ** [ 1334.242483][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1334.242994][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 4 printk messages dropped ** [ 1334.243347][ T32] r4:84faa100 ** 4 printk messages dropped ** [ 1334.243879][ T32] task:kworker/1:171 state:D stack:0 pid:4514 tgid:4514 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1334.244808][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafbde08 ** 9 printk messages dropped ** [ 1334.245619][ T32] r5:00001000 r4:e8937000 ** 1 printk messages dropped ** [ 1334.245845][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1334.246366][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1334.247023][ T32] r4:853a82c0 ** 3 printk messages dropped ** [ 1334.248286][ T32] Call trace: ** 5 printk messages dropped ** [ 1334.248865][ T32] 9d20: c9c41000 eca73000 00000001 80239b98 7f185000 00000001 ** 9 printk messages dropped ** [ 1334.249681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 9 printk messages dropped ** [ 1334.279133][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1334.279183][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.279280][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.279332][ T32] r4:84fab300 [ 1334.279380][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.279488][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1334.279542][ T32] r4:00000001 [ 1334.279591][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.279686][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1334.279752][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.279821][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.279885][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.279951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.280004][ T32] r4:84faa100 [ 1334.280058][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.280122][ T32] INFO: task kworker/1:172:4516 blocked for more than 460 seconds. [ 1334.280217][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.285473][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.285672][ T32] task:kworker/1:172 state:D stack:0 pid:4516 tgid:4516 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.285885][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.286033][ T32] Call trace: [ 1334.286135][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1334.286252][ T32] r10:82918930 r9:eaf59d84 r8:00000002 r7:60000113 r6:eaf59d8c r5:84c71800 [ 1334.286385][ T32] r4:84c71800 [ 1334.286489][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1334.286591][ T32] r5:84c71800 r4:8291892c [ 1334.286669][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.286791][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.286908][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf59e08 [ 1334.286995][ T32] r4:00000000 [ 1334.287058][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1334.287165][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1334.287273][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.287366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a84c0 [ 1334.287432][ T32] r4:00000000 [ 1334.287510][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1334.287638][ T32] r9:83018205 r8:84c71800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1334.287711][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.287822][ T32] r5:00001000 r4:ea995000 [ 1334.287893][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.287997][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.288087][ T32] r5:8529fb8c r4:8529f800 [ 1334.288145][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.288246][ T32] r7:ddde2d80 r6:83018200 r5:8529fb8c r4:853b6280 [ 1334.288312][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.288412][ T32] r10:61c88647 r9:84c71800 r8:853b62ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.288465][ T32] r4:853b6280 [ 1334.288548][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.288666][ T32] r10:00000000 r9:853b6280 r8:8027f5e8 r7:eaf1de60 r6:853b6300 r5:84c71800 [ 1334.288721][ T32] r4:00000001 [ 1334.288797][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.288889][ T32] Exception stack(0xeaf59fb0 to 0xeaf59ff8) [ 1334.288951][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.289028][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.289105][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.289169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.289217][ T32] r4:853a8380 [ 1334.290026][ T32] INFO: task kworker/1:172:4516 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1334.290108][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.290290][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.308832][ T32] Call trace: [ 1334.308933][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1334.309092][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1334.309171][ T32] r4:00000000 [ 1334.309223][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.309344][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1334.309434][ T32] 9d20: ca0dc000 eca73000 00000001 80239b98 7f185000 00000001 [ 1334.309517][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1334.309595][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1334.309678][ T32] r5:80070013 r4:80239bb0 [ 1334.309735][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.309866][ T32] r4:82ac11e4 [ 1334.309914][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.310002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1334.310126][ T32] r4:e04e9dc0 [ 1334.310191][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.321221][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1334.321400][ T32] r4:00000000 [ 1334.321476][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1334.321633][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1334.321687][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.321827][ T32] r5:00001000 r4:dfe9b000 [ 1334.321878][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.321988][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.322093][ T32] r5:84ea6b8c r4:84ea6800 [ 1334.322144][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.322243][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1334.322294][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.322415][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.322503][ T32] r4:84fab300 [ 1334.322552][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.322664][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 4 printk messages dropped ** [ 1334.322989][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.323861][ T32] Call trace: ** 2 printk messages dropped ** [ 1334.324101][ T32] r4:84c74800 [ 1334.324140][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1334.324227][ T32] r5:84c74800 r4:8291892c [ 1334.324294][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.324402][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.324508][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf65e08 [ 1334.324577][ T32] r4:00000000 [ 1334.324632][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1334.324724][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1334.324827][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.324940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a8880 [ 1334.325015][ T32] r4:00000000 [ 1334.325063][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1334.325151][ T32] r9:83018205 r8:84c74800 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1334.325202][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.325290][ T32] r5:00001000 r4:eaab1000 [ 1334.325334][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.325402][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.325498][ T32] r5:84d4738c r4:84d47000 [ 1334.325544][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.325665][ T32] r7:ddde2d80 r6:83018200 r5:84d4738c r4:853b6380 [ 1334.325720][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.325859][ T32] r10:61c88647 r9:84c74800 r8:853b63ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.325924][ T32] r4:853b6380 ** 2 printk messages dropped ** [ 1334.326184][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1334.326430][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.328076][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 8 printk messages dropped ** [ 1334.328704][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1334.328854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 9 printk messages dropped ** [ 1334.329529][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1334.330117][ T32] r4:84fab300 ** 4 printk messages dropped ** [ 1334.361525][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 7 printk messages dropped ** [ 1334.362222][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1334.362938][ T32] r4:84c73000 ** 5 printk messages dropped ** [ 1334.363412][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1334.364089][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1334.364350][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1334.365049][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.365397][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.366850][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 10 printk messages dropped ** [ 1334.367649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 2 printk messages dropped ** [ 1334.367889][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1334.367946][ T32] r4:00000000 [ 1334.367989][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1334.368092][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1334.368168][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.368261][ T32] r5:00001000 r4:dfe9b000 [ 1334.368322][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.368433][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.368536][ T32] r5:84ea6b8c r4:84ea6800 [ 1334.368581][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.368703][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1334.368757][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.368855][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.368910][ T32] r4:84fab300 [ 1334.368954][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.369079][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1334.369146][ T32] r4:00000001 [ 1334.369192][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.369288][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1334.369356][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.369441][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.369519][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.369584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.369661][ T32] r4:84faa100 [ 1334.369716][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.369812][ T32] INFO: task kworker/1:175:4524 blocked for more than 460 seconds. [ 1334.369880][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.369950][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.370035][ T32] task:kworker/1:175 state:D stack:0 pid:4524 tgid:4524 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.370140][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.370316][ T32] Call trace: [ 1334.399031][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1334.399196][ T32] r10:82918930 r9:eafcdd84 r8:00000002 r7:60000113 r6:eafcdd8c r5:853e1800 [ 1334.399280][ T32] r4:853e1800 [ 1334.399333][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1334.399426][ T32] r5:853e1800 r4:8291892c [ 1334.399478][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.399562][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.399678][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafcde08 [ 1334.399756][ T32] r4:00000000 [ 1334.399821][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1334.399908][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1334.400000][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.400111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a8940 [ 1334.400185][ T32] r4:00000000 [ 1334.400241][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1334.401130][ T32] r9:83018205 r8:853e1800 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1334.401209][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.401351][ T32] r5:00001000 r4:eab77000 [ 1334.401411][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.401504][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.401599][ T32] r5:852a038c r4:852a0000 [ 1334.401675][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.401829][ T32] r7:ddde2d80 r6:83018200 r5:852a038c r4:853b6580 [ 1334.401886][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.401989][ T32] r10:61c88647 r9:853e1800 r8:853b65ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1334.402405][ T32] Exception stack(0xeafcdfb0 to 0xeafcdff8) ** 6 printk messages dropped ** [ 1334.403604][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1334.404939][ T32] r4:e04e9dc0 ** 11 printk messages dropped ** [ 1334.405919][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 5 printk messages dropped ** [ 1334.406377][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.406999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1334.407651][ T32] Call trace: [ 1334.407758][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1334.407903][ T32] r10:82918930 r9:eafd1d84 r8:00000002 r7:60000013 r6:eafd1d8c r5:853e3c00 [ 1334.407972][ T32] r4:853e3c00 [ 1334.408033][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1334.408149][ T32] r5:853e3c00 r4:8291892c [ 1334.408214][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.408305][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.408424][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafd1e08 [ 1334.408506][ T32] r4:00000000 [ 1334.408590][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1334.408703][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1334.408783][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.408891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a8a80 [ 1334.408948][ T32] r4:00000000 [ 1334.408993][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1334.409089][ T32] r9:83018205 r8:853e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1334.409138][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.409226][ T32] r5:00001000 r4:eab8b000 [ 1334.409271][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.409364][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.409472][ T32] r5:852a078c r4:852a0400 [ 1334.409533][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.409633][ T32] r7:ddde2d80 r6:83018200 r5:852a078c r4:853b6600 [ 1334.409731][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.409873][ T32] r10:61c88647 r9:853e3c00 r8:853b662c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.409927][ T32] r4:853b6600 [ 1334.409970][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.410067][ T32] r10:00000000 r9:853b6600 r8:8027f5e8 r7:eafc1e60 r6:85399080 r5:853e3c00 [ 1334.410117][ T32] r4:00000001 [ 1334.410160][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.410251][ T32] Exception stack(0xeafd1fb0 to 0xeafd1ff8) [ 1334.438729][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.438901][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.438985][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.439161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.439260][ T32] r4:853a8ac0 [ 1334.440071][ T32] INFO: task kworker/1:176:4525 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1334.440162][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.445158][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.445512][ T32] Call trace: [ 1334.445602][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1334.445740][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1334.445844][ T32] r4:00000000 [ 1334.445901][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.446016][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1334.446091][ T32] 9d20: ca8f1000 eca73000 00000001 80239b98 7f185000 00000001 [ 1334.446161][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1334.446236][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1334.446294][ T32] r5:80070013 r4:80239bb0 [ 1334.446346][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.446460][ T32] r4:82ac11e4 [ 1334.446521][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.446654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 9 printk messages dropped ** [ 1334.447529][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1334.448317][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.448738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1334.449585][ T32] r10:82918930 r9:eafd5d84 r8:00000002 r7:60000013 r6:eafd5d8c r5:853e4800 ** 6 printk messages dropped ** [ 1334.450144][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.466819][ T32] r9:83018205 r8:853e4800 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 ** 1 printk messages dropped ** [ 1334.467047][ T32] r5:00001000 r4:eabb3000 ** 4 printk messages dropped ** [ 1334.467528][ T32] r7:ddde2d80 r6:83018200 r5:852a0b8c r4:853b6680 ** 6 printk messages dropped ** [ 1334.468145][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1334.469462][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1334.491374][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1334.491667][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 7 printk messages dropped ** [ 1334.492288][ T32] r5:84ea6b8c r4:84ea6800 ** 4 printk messages dropped ** [ 1334.492618][ T32] r4:84fab300 ** 2 printk messages dropped ** [ 1334.492807][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.493358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1334.494029][ T32] r10:82918930 r9:eafc5d84 r8:00000002 r7:60000013 r6:eafc5d8c r5:853e5400 ** 6 printk messages dropped ** [ 1334.494426][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.494915][ T32] r9:83018205 r8:853e5400 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1334.494949][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.495015][ T32] r5:00001000 r4:eac77000 [ 1334.495045][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.495150][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.495222][ T32] r5:852a1f8c r4:852a1c00 [ 1334.495253][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.495323][ T32] r7:ddde2d80 r6:83018200 r5:852a1f8c r4:853b6700 [ 1334.495378][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.495455][ T32] r10:61c88647 r9:853e5400 r8:853b672c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.495514][ T32] r4:853b6700 [ 1334.495546][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.495617][ T32] r10:00000000 r9:853b6700 r8:8027f5e8 r7:eafc1e60 r6:85399180 r5:853e5400 [ 1334.495657][ T32] r4:00000001 [ 1334.495753][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.495854][ T32] Exception stack(0xeafc5fb0 to 0xeafc5ff8) [ 1334.495902][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.495947][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.496013][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.496061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.496098][ T32] r4:853a8dc0 [ 1334.496844][ T32] INFO: task kworker/1:178:4530 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1334.496923][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.497039][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.497166][ T32] Call trace: [ 1334.497225][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1334.497317][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1334.497365][ T32] r4:00000000 [ 1334.497402][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.497492][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1334.497575][ T32] 9d20: cafa5000 eca73000 00000001 80239b98 7f185000 00000001 [ 1334.497671][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1334.497730][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1334.497814][ T32] r5:80070013 r4:80239bb0 [ 1334.497895][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.497974][ T32] r4:82ac11e4 [ 1334.498010][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.498083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1334.498126][ T32] r4:e04e9dc0 [ 1334.498178][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.498262][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1334.498317][ T32] r4:00000000 [ 1334.498379][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1334.498480][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1334.498524][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.498653][ T32] r5:00001000 r4:dfe9b000 [ 1334.498707][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.498782][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.498861][ T32] r5:84ea6b8c r4:84ea6800 [ 1334.498922][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.499012][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1334.499052][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.499141][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.499206][ T32] r4:84fab300 [ 1334.499248][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.499333][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1334.499417][ T32] r4:00000001 [ 1334.499458][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.499536][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1334.499590][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1334.499788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1334.521086][ T32] r10:82918930 r9:eafd9d84 r8:00000002 r7:60000013 r6:eafd9d8c r5:853e6000 ** 9 printk messages dropped ** [ 1334.521950][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1334.522516][ T32] r5:00001000 r4:eac07000 ** 2 printk messages dropped ** [ 1334.522774][ T32] r5:852a138c r4:852a1000 ** 3 printk messages dropped ** [ 1334.523158][ T32] r10:61c88647 r9:853e6000 r8:853b67ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1334.523870][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.525315][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 8 printk messages dropped ** [ 1334.525807][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1334.525954][ T32] r4:e04e9dc0 ** 8 printk messages dropped ** [ 1334.526519][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1334.527126][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 10 printk messages dropped ** [ 1334.527864][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1334.528496][ T32] r4:853e6c00 ** 4 printk messages dropped ** [ 1334.528870][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafdde08 ** 9 printk messages dropped ** [ 1334.529528][ T32] r5:00001000 r4:eac21000 [ 1334.529558][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.529619][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.529714][ T32] r5:852a178c r4:852a1400 [ 1334.529789][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.529873][ T32] r7:ddde2d80 r6:83018200 r5:852a178c r4:853b6800 [ 1334.529931][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.530011][ T32] r10:61c88647 r9:853e6c00 r8:853b682c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.530046][ T32] r4:853b6800 [ 1334.530098][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.530197][ T32] r10:00000000 r9:853b6800 r8:8027f5e8 r7:eafc5e60 r6:85399280 r5:853e6c00 [ 1334.530319][ T32] r4:00000001 [ 1334.553086][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.553216][ T32] Exception stack(0xeafddfb0 to 0xeafddff8) [ 1334.553294][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.553393][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.553441][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.553515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.553580][ T32] r4:8539c000 [ 1334.554306][ T32] INFO: task kworker/1:180:4533 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1334.554388][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.554573][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.554700][ T32] Call trace: [ 1334.554782][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1334.554890][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1334.554954][ T32] r4:00000000 [ 1334.554990][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.555054][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1334.555147][ T32] 9d20: cb3a2000 eca73000 00000001 80239b98 7f185000 00000001 [ 1334.555200][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1334.555242][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1334.555303][ T32] r5:80070013 r4:80239bb0 [ 1334.555340][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.555430][ T32] r4:82ac11e4 [ 1334.555466][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.555536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1334.555617][ T32] r4:e04e9dc0 [ 1334.555657][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.555727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1334.555762][ T32] r4:00000000 [ 1334.555815][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1334.555896][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1334.555954][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.556028][ T32] r5:00001000 r4:dfe9b000 [ 1334.556062][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.556147][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.556242][ T32] r5:84ea6b8c r4:84ea6800 [ 1334.556279][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.556357][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1334.556390][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.556511][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.556551][ T32] r4:84fab300 [ 1334.556583][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.556662][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1334.556698][ T32] r4:00000001 [ 1334.556730][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.556784][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1334.556826][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.556871][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.556994][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.557067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.557137][ T32] r4:84faa100 [ 1334.557184][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.557255][ T32] INFO: task kworker/0:524:4536 blocked for more than 461 seconds. [ 1334.557323][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.557376][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.557447][ T32] task:kworker/0:524 state:D stack:0 pid:4536 tgid:4536 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.557551][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1334.557939][ T32] r10:82918930 r9:eafe9d84 r8:00000002 r7:60000113 r6:eafe9d8c r5:84cd6c00 ** 8 printk messages dropped ** [ 1334.558670][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1334.559150][ T32] r5:00001000 r4:e05b3000 [ 1334.559219][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1334.559608][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1334.560146][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.592296][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 10 printk messages dropped ** [ 1334.593088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 9 printk messages dropped ** [ 1334.593700][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1334.594734][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.595138][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.595703][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.596426][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1334.597223][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1334.597483][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1334.597741][ T32] r7:ddde2d80 r6:83018200 r5:852a1b8c r4:853b6880 [ 1334.597842][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.597956][ T32] r10:61c88647 r9:84cc8000 r8:853b68ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.598008][ T32] r4:853b6880 [ 1334.598070][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.598189][ T32] r10:00000000 r9:853b6880 r8:8027f5e8 r7:eafc5e60 r6:85399400 r5:84cc8000 [ 1334.598267][ T32] r4:00000001 [ 1334.598319][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.598412][ T32] Exception stack(0xeafedfb0 to 0xeafedff8) [ 1334.598481][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.598546][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.598608][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.598674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.598729][ T32] r4:8539c140 [ 1334.599268][ T32] INFO: task kworker/1:181:4537 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1334.599359][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.599527][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.599641][ T32] Call trace: [ 1334.599760][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1334.599886][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1334.599943][ T32] r4:00000000 [ 1334.599994][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.600085][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1334.600146][ T32] 9d20: cb976000 eca73000 00000001 80239b98 7f185000 00000001 [ 1334.600218][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1334.621339][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1334.621559][ T32] r5:80070013 r4:80239bb0 [ 1334.621638][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.621799][ T32] r4:82ac11e4 [ 1334.621854][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.621964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1334.622020][ T32] r4:e04e9dc0 [ 1334.622069][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.622167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1334.622219][ T32] r4:00000000 [ 1334.622267][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1334.622392][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1334.622452][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.622573][ T32] r5:00001000 r4:dfe9b000 [ 1334.622682][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.622778][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.622883][ T32] r5:84ea6b8c r4:84ea6800 [ 1334.622936][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.623039][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1334.623090][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.623190][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.623277][ T32] r4:84fab300 [ 1334.623331][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.623433][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1334.623484][ T32] r4:00000001 [ 1334.623535][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.623648][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1334.623710][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.623776][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.623834][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.623903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.623951][ T32] r4:84faa100 [ 1334.624006][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.624091][ T32] INFO: task kworker/1:182:4539 blocked for more than 461 seconds. [ 1334.624228][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.624323][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.624389][ T32] task:kworker/1:182 state:D stack:0 pid:4539 tgid:4539 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.624544][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.624653][ T32] Call trace: [ 1334.624745][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1334.624891][ T32] r10:82918930 r9:eaff1d84 r8:00000002 r7:60000113 r6:eaff1d8c r5:84cc8c00 [ 1334.624968][ T32] r4:84cc8c00 [ 1334.625021][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1334.625429][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.626099][ T32] r9:83018205 r8:84cc8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 ** 1 printk messages dropped ** [ 1334.626274][ T32] r5:00001000 r4:ead37000 ** 1 printk messages dropped ** [ 1334.626416][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1334.626975][ T32] r4:853b6900 ** 6 printk messages dropped ** [ 1334.627443][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.629100][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 6 printk messages dropped ** [ 1334.629571][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1334.629980][ T32] r4:e04e9dc0 ** 6 printk messages dropped ** [ 1334.659106][ T32] r5:00001000 r4:dfe9b000 ** 4 printk messages dropped ** [ 1334.659529][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 5 printk messages dropped ** [ 1334.660026][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.665757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1334.666717][ T32] r4:84cc9800 ** 4 printk messages dropped ** [ 1334.667187][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaff5e08 ** 9 printk messages dropped ** [ 1334.668067][ T32] r5:00001000 r4:ead99000 ** 1 printk messages dropped ** [ 1334.668215][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1334.668753][ T32] r4:853b6980 [ 1334.668800][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.668908][ T32] r10:00000000 r9:853b6980 r8:8027f5e8 r7:eaff1e60 r6:85399500 r5:84cc9800 [ 1334.668975][ T32] r4:00000001 [ 1334.669071][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.669161][ T32] Exception stack(0xeaff5fb0 to 0xeaff5ff8) [ 1334.669241][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.669309][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.669387][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.669476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.669559][ T32] r4:8539c440 [ 1334.686181][ T32] INFO: task kworker/1:183:4541 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1334.686406][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.686601][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.686756][ T32] Call trace: [ 1334.686869][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1334.686999][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1334.687052][ T32] r4:00000000 [ 1334.687100][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.687203][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1334.687315][ T32] 9d20: cbd81000 eca73000 00000001 80239b98 7f185000 00000001 [ 1334.687405][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1334.687483][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1334.687538][ T32] r5:80070013 r4:80239bb0 [ 1334.687579][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.687668][ T32] r4:82ac11e4 [ 1334.687723][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.687805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1334.687848][ T32] r4:e04e9dc0 [ 1334.687894][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.687970][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1334.688011][ T32] r4:00000000 [ 1334.688053][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1334.688149][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1334.688223][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.688323][ T32] r5:00001000 r4:dfe9b000 [ 1334.688369][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.688452][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.688541][ T32] r5:84ea6b8c r4:84ea6800 [ 1334.688588][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.688693][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1334.688778][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.688893][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.688945][ T32] r4:84fab300 [ 1334.688991][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.689088][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1334.689140][ T32] r4:00000001 [ 1334.689187][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.689266][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1334.689327][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.689453][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.689524][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.689589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.689648][ T32] r4:84faa100 [ 1334.689701][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.689820][ T32] INFO: task kworker/1:184:4543 blocked for more than 461 seconds. [ 1334.689918][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.689974][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.690023][ T32] task:kworker/1:184 state:D stack:0 pid:4543 tgid:4543 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.690120][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.690214][ T32] Call trace: [ 1334.704331][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1334.704639][ T32] r10:82918930 r9:eafe1d84 r8:00000002 r7:60000013 r6:eafe1d8c r5:84c76c00 [ 1334.704715][ T32] r4:84c76c00 [ 1334.704767][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1334.704868][ T32] r5:84c76c00 r4:8291892c [ 1334.704919][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.705004][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.705100][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafe1e08 [ 1334.705152][ T32] r4:00000000 [ 1334.705226][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1334.705316][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1334.705409][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.705500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539c600 [ 1334.705552][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1334.705752][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.705898][ T32] r5:00001000 r4:ead49000 ** 1 printk messages dropped ** [ 1334.706033][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1334.707074][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1334.707332][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1334.709087][ T32] 9d20: cbdf1000 eca73000 00000001 80239b98 7f185000 00000001 ** 10 printk messages dropped ** [ 1334.709853][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.731078][ T32] r5:84ea6b8c r4:84ea6800 ** 3 printk messages dropped ** [ 1334.731275][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1334.731699][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.731726][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.731754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.731776][ T32] r4:84faa100 [ 1334.731804][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.731837][ T32] INFO: task kworker/1:185:4545 blocked for more than 461 seconds. [ 1334.731879][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.732076][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.732103][ T32] task:kworker/1:185 state:D stack:0 pid:4545 tgid:4545 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.732177][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.732394][ T32] Call trace: [ 1334.732431][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1334.732481][ T32] r10:82918930 r9:eaff9d84 r8:00000002 r7:60000113 r6:eaff9d8c r5:84c76000 [ 1334.732504][ T32] r4:84c76000 [ 1334.732523][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1334.732563][ T32] r5:84c76000 r4:8291892c [ 1334.732582][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.732627][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.732673][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaff9e08 [ 1334.732695][ T32] r4:00000000 [ 1334.732713][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1334.732780][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1334.732825][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.732875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539c880 [ 1334.732899][ T32] r4:00000000 [ 1334.732918][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1334.732965][ T32] r9:83018205 r8:84c76000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1334.732991][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.733035][ T32] r5:00001000 r4:ead81000 [ 1334.733055][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.733093][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.733213][ T32] r5:852a2b8c r4:852a2800 [ 1334.733236][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.733328][ T32] r7:ddde2d80 r6:83018200 r5:852a2b8c r4:853b6b00 [ 1334.733352][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.733447][ T32] r10:61c88647 r9:84c76000 r8:853b6b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.733474][ T32] r4:853b6b00 [ 1334.733626][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.733675][ T32] r10:00000000 r9:853b6b00 r8:8027f5e8 r7:eaff5e60 r6:853b6b80 r5:84c76000 [ 1334.733697][ T32] r4:00000001 [ 1334.733715][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.733749][ T32] Exception stack(0xeaff9fb0 to 0xeaff9ff8) [ 1334.733844][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.733881][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.733911][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.733943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.733965][ T32] r4:8539c340 [ 1334.734399][ T32] INFO: task kworker/1:185:4545 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1334.734432][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.734627][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1334.734842][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.735018][ T32] r5:80070013 r4:80239bb0 ** 3 printk messages dropped ** [ 1334.735227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 9 printk messages dropped ** [ 1334.735721][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1334.736167][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 7 printk messages dropped ** [ 1334.736460][ T32] Not tainted 6.15.0-syzkaller #0 ** 3 printk messages dropped ** [ 1334.736591][ T32] Call trace: [ 1334.736626][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1334.736671][ T32] r10:82918930 r9:eaffdd84 r8:00000002 r7:60000113 r6:eaffdd8c r5:84c73c00 [ 1334.736693][ T32] r4:84c73c00 [ 1334.736712][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1334.736752][ T32] r5:84c73c00 r4:8291892c [ 1334.736770][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.736809][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.736858][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaffde08 [ 1334.736922][ T32] r4:00000000 [ 1334.736948][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1334.736988][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1334.737037][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.737083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85392a40 [ 1334.737105][ T32] r4:00000000 [ 1334.737123][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1334.737193][ T32] r9:83018005 r8:84c73c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1334.737217][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.737262][ T32] r5:00001000 r4:dfef7000 [ 1334.737283][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.737346][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.737392][ T32] r5:85341f8c r4:85341c00 [ 1334.737412][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.737456][ T32] r7:dddced80 r6:83018000 r5:85341f8c r4:85399580 [ 1334.737476][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.737520][ T32] r10:61c88647 r9:84c73c00 r8:853995ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.737542][ T32] r4:85399580 [ 1334.737561][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.737623][ T32] r10:00000000 r9:85399580 r8:8027f5e8 r7:eafe9e60 r6:853b6c00 r5:84c73c00 [ 1334.737671][ T32] r4:00000001 [ 1334.737724][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.737837][ T32] Exception stack(0xeaffdfb0 to 0xeaffdff8) [ 1334.737882][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.737943][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.737981][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.738034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.738060][ T32] r4:85392500 [ 1334.738365][ T32] INFO: task kworker/0:525:4546 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1334.738428][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.738585][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.738645][ T32] Call trace: [ 1334.738675][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1334.738725][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1334.738747][ T32] r4:00000000 [ 1334.738793][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.738836][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1334.738873][ T32] 9d20: cc00c000 eca73000 00000001 80239b98 7f185000 00000001 [ 1334.738902][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1334.738927][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1334.738973][ T32] r5:80070013 r4:80239bb0 [ 1334.739027][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.739084][ T32] r4:82ac11e4 [ 1334.739103][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.739147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1334.739182][ T32] r4:e04e9dc0 [ 1334.739229][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.739277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1334.739299][ T32] r4:00000000 [ 1334.739317][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1334.739369][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 ** 3 printk messages dropped ** [ 1334.739622][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1334.740101][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 9 printk messages dropped ** [ 1334.764035][ T32] INFO: task kworker/1:186:4548 blocked for more than 461 seconds. ** 7 printk messages dropped ** [ 1334.764613][ T32] r4:84c72400 ** 4 printk messages dropped ** [ 1334.764816][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafe5e08 ** 8 printk messages dropped ** [ 1334.765201][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.765244][ T32] r5:00001000 r4:ead8f000 [ 1334.765263][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1334.765362][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1334.765927][ T32] Exception stack(0xeafe5fb0 to 0xeafe5ff8) ** 6 printk messages dropped ** [ 1334.766669][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1334.767382][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1334.767636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1334.767662][ T32] r4:00000000 [ 1334.767707][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1334.767780][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1334.767806][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.767866][ T32] r5:00001000 r4:dfe9b000 [ 1334.767889][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.767953][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.768000][ T32] r5:84ea6b8c r4:84ea6800 [ 1334.768020][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.768064][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1334.768086][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.768131][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.768152][ T32] r4:84fab300 [ 1334.768172][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.768216][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1334.768238][ T32] r4:00000001 [ 1334.768257][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.768291][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1334.768329][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.768360][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.768386][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.768438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.768463][ T32] r4:84faa100 [ 1334.768510][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.768556][ T32] INFO: task kworker/1:187:4551 blocked for more than 461 seconds. [ 1334.768589][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.768613][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.768645][ T32] task:kworker/1:187 state:D stack:0 pid:4551 tgid:4551 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.768766][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.768809][ T32] Call trace: [ 1334.768840][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1334.768891][ T32] r10:82918930 r9:eafc9d84 r8:00000002 r7:60000113 r6:eafc9d8c r5:84c70c00 [ 1334.768915][ T32] r4:84c70c00 [ 1334.768951][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1334.769036][ T32] r5:84c70c00 r4:8291892c [ 1334.769084][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.769130][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.769211][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafc9e08 [ 1334.769240][ T32] r4:00000000 [ 1334.769270][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1334.769313][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1334.769365][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.769446][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539ce00 [ 1334.769495][ T32] r4:00000000 [ 1334.769519][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1334.769643][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.769685][ T32] r5:00001000 r4:dfa0f000 [ 1334.769713][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.769801][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.769983][ T32] r5:852a3b8c r4:852a3800 [ 1334.770014][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.770059][ T32] r7:ddde2d80 r6:83018200 r5:852a3b8c r4:853b6d80 [ 1334.770098][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.770147][ T32] r10:61c88647 r9:84c70c00 r8:853b6dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.770171][ T32] r4:853b6d80 [ 1334.770190][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1334.791187][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1334.792104][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.792358][ T32] r5:80070013 r4:80239bb0 ** 7 printk messages dropped ** [ 1334.792753][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.793057][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1334.793608][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.794077][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.794341][ T32] r5:84c75400 r4:8291892c ** 5 printk messages dropped ** [ 1334.794637][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1334.794914][ T32] r5:00001000 r4:eadc7000 ** 5 printk messages dropped ** [ 1334.795332][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1334.795758][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.796532][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 8 printk messages dropped ** [ 1334.796932][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1334.797211][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1334.797614][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1334.797637][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.797683][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.797705][ T32] r4:84fab300 [ 1334.797728][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.797825][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1334.797854][ T32] r4:00000001 [ 1334.797880][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.797917][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1334.797946][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.797974][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.798001][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.798029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.798074][ T32] r4:84faa100 [ 1334.798122][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.798177][ T32] INFO: task kworker/0:526:4557 blocked for more than 461 seconds. [ 1334.798210][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.798233][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.798256][ T32] task:kworker/0:526 state:D stack:0 pid:4557 tgid:4557 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.798327][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.798398][ T32] Call trace: [ 1334.798457][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1334.798530][ T32] r10:82918930 r9:eadbdd84 r8:00000002 r7:60000113 r6:eadbdd8c r5:85303c00 [ 1334.798630][ T32] r4:85303c00 [ 1334.798668][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1334.798713][ T32] r5:85303c00 r4:8291892c [ 1334.798732][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.798822][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.798875][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadbde08 [ 1334.798922][ T32] r4:00000000 [ 1334.798946][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1334.799024][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1334.799134][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.799199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85392b40 [ 1334.799224][ T32] r4:00000000 [ 1334.799296][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1334.799388][ T32] r9:83018005 r8:85303c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1334.799436][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.799483][ T32] r5:00001000 r4:e0519000 [ 1334.799527][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.799593][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.799668][ T32] r5:8534238c r4:85342000 [ 1334.799716][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1334.799903][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1334.826910][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.827000][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.827090][ T32] Call trace: [ 1334.827128][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1334.827186][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1334.827209][ T32] r4:00000000 [ 1334.827244][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.827307][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1334.827341][ T32] 9d20: cca2a000 eca73000 00000001 80239b98 7f185000 00000001 [ 1334.827393][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1334.827438][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1334.827481][ T32] r5:80070013 r4:80239bb0 [ 1334.827503][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.827556][ T32] r4:82ac11e4 [ 1334.827580][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.827646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1334.827672][ T32] r4:e04e9dc0 [ 1334.827692][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.827734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1334.827756][ T32] r4:00000000 [ 1334.827776][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1334.827822][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1334.827842][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.827908][ T32] r5:00001000 r4:dfe9b000 [ 1334.827937][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.827977][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.828020][ T32] r5:84ea6b8c r4:84ea6800 [ 1334.828039][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.828087][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 1 printk messages dropped ** [ 1334.828153][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1334.828499][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1334.828846][ T32] Call trace: ** 6 printk messages dropped ** [ 1334.829221][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1334.829711][ T32] r5:00001000 r4:eb1a7000 [ 1334.829731][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.829815][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1334.830084][ T32] r10:61c88647 r9:8530e000 r8:8539802c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1334.843642][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.844520][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 9 printk messages dropped ** [ 1334.844869][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 13 printk messages dropped ** [ 1334.845400][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 5 printk messages dropped ** [ 1334.845622][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.845859][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.846175][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1334.846699][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae15e08 [ 1334.846749][ T32] r4:00000000 [ 1334.846789][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1334.846848][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1334.846890][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.846951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85392fc0 [ 1334.846979][ T32] r4:00000000 [ 1334.847019][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1334.847066][ T32] r9:83018005 r8:85310000 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1334.847108][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.847156][ T32] r5:00001000 r4:eaa01000 [ 1334.847207][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.847268][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.847312][ T32] r5:85342f8c r4:85342c00 [ 1334.847331][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.847374][ T32] r7:dddced80 r6:83018000 r5:85342f8c r4:85399680 [ 1334.847393][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.847465][ T32] r10:61c88647 r9:85310000 r8:853996ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.847492][ T32] r4:85399680 [ 1334.847511][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.847575][ T32] r10:00000000 r9:85399680 r8:8027f5e8 r7:eafe9e60 r6:85398100 r5:85310000 [ 1334.847602][ T32] r4:00000001 [ 1334.847621][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.847684][ T32] Exception stack(0xeae15fb0 to 0xeae15ff8) [ 1334.847735][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.847775][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.847804][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.847852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.847880][ T32] r4:85392ac0 [ 1334.848091][ T32] INFO: task kworker/0:527:4560 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1334.848132][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.848204][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.848285][ T32] Call trace: [ 1334.848330][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1334.848401][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1334.848430][ T32] r4:00000000 [ 1334.848452][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.848493][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1334.848551][ T32] 9d20: cd01f000 eca73000 00000001 80239b98 7f185000 00000001 [ 1334.848606][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1334.848704][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1334.848764][ T32] r5:80070013 r4:80239bb0 [ 1334.848793][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.848836][ T32] r4:82ac11e4 [ 1334.848869][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.848920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1334.848972][ T32] r4:e04e9dc0 [ 1334.849059][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.849113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1334.849150][ T32] r4:00000000 [ 1334.849172][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1334.849222][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1334.849243][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.849315][ T32] r5:00001000 r4:dfe9b000 [ 1334.849344][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1334.849466][ T32] r5:84ea6b8c r4:84ea6800 ** 4 printk messages dropped ** [ 1334.849684][ T32] r4:84fab300 ** 4 printk messages dropped ** [ 1334.849883][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 7 printk messages dropped ** [ 1334.850194][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1334.875405][ T32] r4:85311800 ** 4 printk messages dropped ** [ 1334.875661][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaee5e08 ** 9 printk messages dropped ** [ 1334.876098][ T32] r5:00001000 r4:e0753000 ** 1 printk messages dropped ** [ 1334.876212][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1334.876470][ T32] r10:61c88647 r9:85311800 r8:853997ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1334.877541][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.877991][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 ** 12 printk messages dropped ** [ 1334.878449][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1334.878904][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 9 printk messages dropped ** [ 1334.879290][ T32] INFO: task kworker/1:190:4565 blocked for more than 461 seconds. ** 7 printk messages dropped ** [ 1334.879656][ T32] r4:85312400 ** 5 printk messages dropped ** [ 1334.879845][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1334.879919][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1334.879960][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.880060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539d880 [ 1334.880085][ T32] r4:00000000 [ 1334.880125][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1334.880172][ T32] r9:83018205 r8:85312400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1334.880238][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.880350][ T32] r5:00001000 r4:eab51000 [ 1334.888888][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.889014][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.889069][ T32] r5:852a3f8c r4:852a3c00 [ 1334.889104][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.889162][ T32] r7:ddde2d80 r6:83018200 r5:852a3f8c r4:85398200 [ 1334.889207][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.889277][ T32] r10:61c88647 r9:85312400 r8:8539822c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.889310][ T32] r4:85398200 [ 1334.889332][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.889383][ T32] r10:00000000 r9:85398200 r8:8027f5e8 r7:eae0de60 r6:85398280 r5:85312400 [ 1334.889410][ T32] r4:00000001 [ 1334.889481][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.889550][ T32] Exception stack(0xeaeedfb0 to 0xeaeedff8) [ 1334.889607][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.889650][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.889678][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.889707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.889728][ T32] r4:8539d300 [ 1334.890218][ T32] INFO: task kworker/1:190:4565 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1334.890259][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.894946][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.895051][ T32] Call trace: [ 1334.895104][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1334.895160][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1334.895193][ T32] r4:00000000 [ 1334.895236][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.895279][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1334.895310][ T32] 9d20: cd602000 eca73000 00000001 80239b98 7f185000 00000001 [ 1334.895363][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1334.895416][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1334.895462][ T32] r5:80070013 r4:80239bb0 [ 1334.895510][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.895572][ T32] r4:82ac11e4 [ 1334.895599][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.895651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1334.895673][ T32] r4:e04e9dc0 [ 1334.895704][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.895753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1334.895777][ T32] r4:00000000 [ 1334.895796][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1334.895884][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1334.895911][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.895957][ T32] r5:00001000 r4:dfe9b000 [ 1334.895992][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.896043][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.896127][ T32] r5:84ea6b8c r4:84ea6800 [ 1334.896158][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.896237][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1334.896303][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.896375][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.896428][ T32] r4:84fab300 ** 1 printk messages dropped ** [ 1334.896501][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 10 printk messages dropped ** [ 1334.896889][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1334.897247][ T32] r4:85313000 ** 3 printk messages dropped ** [ 1334.897379][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1334.897921][ T32] r5:00001000 r4:eaa35000 [ 1334.897946][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1334.898156][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1334.898533][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1334.899635][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 7 printk messages dropped ** [ 1334.900070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 10 printk messages dropped ** [ 1334.913469][ T32] r5:84ea6b8c r4:84ea6800 ** 4 printk messages dropped ** [ 1334.913720][ T32] r4:84fab300 ** 6 printk messages dropped ** [ 1334.913981][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.914431][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.914724][ T32] r5:85313c00 r4:8291892c ** 5 printk messages dropped ** [ 1334.914987][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1334.915226][ T32] r5:00001000 r4:eaa89000 ** 1 printk messages dropped ** [ 1334.915308][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.915373][ T32] r5:85343b8c r4:85343800 [ 1334.915397][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.915494][ T32] r7:dddced80 r6:83018000 r5:85343b8c r4:85399800 [ 1334.915517][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.915563][ T32] r10:61c88647 r9:85313c00 r8:8539982c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.915584][ T32] r4:85399800 [ 1334.915637][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.915686][ T32] r10:00000000 r9:85399800 r8:8027f5e8 r7:eaf19e60 r6:85398380 r5:85313c00 [ 1334.915708][ T32] r4:00000001 [ 1334.915749][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.915793][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1334.915821][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.915850][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.915876][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.915903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.915931][ T32] r4:85392d40 [ 1334.916405][ T32] INFO: task kworker/0:530:4568 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1334.916446][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.916537][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.916645][ T32] Call trace: [ 1334.916762][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1334.916843][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1334.916897][ T32] r4:00000000 [ 1334.916919][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.916981][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1334.917019][ T32] 9d20: cdbc3000 eca73000 00000001 80239b98 7f185000 00000001 [ 1334.917049][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1334.917104][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1334.917131][ T32] r5:80070013 r4:80239bb0 [ 1334.917152][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.917193][ T32] r4:82ac11e4 [ 1334.917212][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.917253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1334.917276][ T32] r4:e04e9dc0 [ 1334.917295][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.917335][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1334.917356][ T32] r4:00000000 [ 1334.917374][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1334.917438][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1334.917462][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.917505][ T32] r5:00001000 r4:dfe9b000 [ 1334.917523][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.917561][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.917601][ T32] r5:84ea6b8c r4:84ea6800 [ 1334.917644][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.917696][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1334.917716][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.917797][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.917851][ T32] r4:84fab300 [ 1334.917899][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.917954][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1334.917976][ T32] r4:00000001 [ 1334.918026][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.918079][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1334.918109][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.918137][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.918164][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.918214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.918239][ T32] r4:84faa100 [ 1334.918297][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.918330][ T32] INFO: task kworker/0:531:4569 blocked for more than 461 seconds. [ 1334.918357][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.918380][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1334.918674][ T32] r4:85314800 ** 5 printk messages dropped ** [ 1334.918918][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1334.919405][ T32] r5:00001000 r4:eaa4f000 [ 1334.919463][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1334.919718][ T32] r4:85399880 ** 6 printk messages dropped ** [ 1334.920029][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1334.944269][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff ** 10 printk messages dropped ** [ 1334.944778][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 ** 12 printk messages dropped ** [ 1334.945243][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1334.945669][ T32] Not tainted 6.15.0-syzkaller #0 ** 11 printk messages dropped ** [ 1334.946452][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf51e08 ** 9 printk messages dropped ** [ 1334.946997][ T32] r5:00001000 r4:eaab3000 ** 2 printk messages dropped ** [ 1334.947159][ T32] r5:85343f8c r4:85343c00 ** 3 printk messages dropped ** [ 1334.947305][ T32] r10:61c88647 r9:85315400 r8:8539992c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1334.947585][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.948347][ T32] r4:00000000 [ 1334.948367][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.948420][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1334.948454][ T32] 9d20: ce10b000 eca73000 00000001 80239b98 7f185000 00000001 [ 1334.948486][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1334.948513][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1334.948537][ T32] r5:80070013 r4:80239bb0 [ 1334.948598][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.948656][ T32] r4:82ac11e4 [ 1334.948676][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.948719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1334.948742][ T32] r4:e04e9dc0 [ 1334.948761][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.948803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1334.948826][ T32] r4:00000000 [ 1334.948844][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1334.948893][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1334.948913][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.948982][ T32] r5:00001000 r4:dfe9b000 [ 1334.949028][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.949096][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.949167][ T32] r5:84ea6b8c r4:84ea6800 [ 1334.949191][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.949241][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1334.949263][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.949310][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.949377][ T32] r4:84fab300 [ 1334.949433][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.949486][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1334.949532][ T32] r4:00000001 [ 1334.949563][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.949600][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1334.949635][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.949665][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.949691][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.949721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.949743][ T32] r4:84faa100 [ 1334.949812][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.949847][ T32] INFO: task kworker/0:533:4573 blocked for more than 461 seconds. [ 1334.949878][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.949903][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.949924][ T32] task:kworker/0:533 state:D stack:0 pid:4573 tgid:4573 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.950015][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.950086][ T32] Call trace: [ 1334.950137][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1334.950190][ T32] r10:82918930 r9:eb00dd84 r8:00000002 r7:60000013 r6:eb00dd8c r5:85316000 [ 1334.950238][ T32] r4:85316000 [ 1334.950263][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1334.950355][ T32] r5:85316000 r4:8291892c [ 1334.970817][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.970908][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.970960][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb00de08 [ 1334.970983][ T32] r4:00000000 [ 1334.971002][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1334.971040][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1334.971118][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.971166][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538d340 [ 1334.971210][ T32] r4:00000000 [ 1334.971258][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1334.971362][ T32] r9:83018005 r8:85316000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 ** 1 printk messages dropped ** [ 1334.971448][ T32] r5:00001000 r4:eaad7000 [ 1334.971469][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.971509][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1334.971973][ T32] r4:85399980 ** 5 printk messages dropped ** [ 1334.972252][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.973335][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 10 printk messages dropped ** [ 1334.973918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 10 printk messages dropped ** [ 1334.974413][ T32] r5:84ea6b8c r4:84ea6800 ** 4 printk messages dropped ** [ 1334.974665][ T32] r4:84fab300 ** 4 printk messages dropped ** [ 1334.974889][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 7 printk messages dropped ** [ 1334.975311][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1334.975782][ T32] r4:85316c00 ** 4 printk messages dropped ** [ 1334.975993][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb009e08 ** 9 printk messages dropped ** [ 1334.976468][ T32] r5:00001000 r4:eaaef000 ** 1 printk messages dropped ** [ 1334.976582][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1334.976844][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.976904][ T32] r10:61c88647 r9:85316c00 r8:85399a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.976948][ T32] r4:85399a00 [ 1334.976979][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.977027][ T32] r10:00000000 r9:85399a00 r8:8027f5e8 r7:eb00de60 r6:85399a80 r5:85316c00 [ 1334.977070][ T32] r4:00000001 [ 1334.977094][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.977170][ T32] Exception stack(0xeb009fb0 to 0xeb009ff8) [ 1334.977201][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.977230][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.977256][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.977284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.977307][ T32] r4:8538d0c0 [ 1334.977585][ T32] INFO: task kworker/0:534:4576 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1334.977647][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.977749][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.977878][ T32] Call trace: [ 1334.977915][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1334.977969][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1334.977994][ T32] r4:00000000 [ 1334.978026][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.978171][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1334.978216][ T32] 9d20: ce61a000 eca73000 00000001 80239b98 7f185000 00000001 [ 1334.978270][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1334.978303][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1334.978377][ T32] r5:80070013 r4:80239bb0 [ 1334.978503][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.978556][ T32] r4:82ac11e4 [ 1334.978578][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.978683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1334.978712][ T32] r4:e04e9dc0 [ 1334.978731][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.978774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1334.978816][ T32] r4:00000000 [ 1334.978845][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1334.978908][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1334.978934][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.979019][ T32] r5:00001000 r4:dfe9b000 [ 1334.979058][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.979103][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.979183][ T32] r5:84ea6b8c r4:84ea6800 [ 1334.979207][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.979282][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1334.979310][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.979416][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.979444][ T32] r4:84fab300 [ 1334.979466][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.979514][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1334.979577][ T32] r4:00000001 [ 1334.979649][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.979718][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1334.979752][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.979783][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.979840][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1334.980099][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1335.003235][ T32] r4:84cca400 ** 4 printk messages dropped ** [ 1335.003399][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaedde08 ** 9 printk messages dropped ** [ 1335.003892][ T32] r5:00001000 r4:eab11000 [ 1335.003916][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1335.004057][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1335.004524][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.005361][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 8 printk messages dropped ** [ 1335.005707][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1335.005939][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.006392][ T32] r5:84ea6b8c r4:84ea6800 ** 3 printk messages dropped ** [ 1335.006572][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.006594][ T32] r4:84fab300 [ 1335.006614][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.006702][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1335.006736][ T32] r4:00000001 [ 1335.006813][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.006879][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1335.006912][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.006941][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.006967][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.007010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.007044][ T32] r4:84faa100 [ 1335.007082][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.007141][ T32] INFO: task kworker/0:536:4580 blocked for more than 461 seconds. [ 1335.007180][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.007206][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.007227][ T32] task:kworker/0:536 state:D stack:0 pid:4580 tgid:4580 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.007274][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.007325][ T32] Call trace: [ 1335.007381][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1335.007445][ T32] r10:82918930 r9:eb011d84 r8:00000002 r7:60000013 r6:eb011d8c r5:84ccd400 [ 1335.007525][ T32] r4:84ccd400 [ 1335.007589][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1335.007641][ T32] r5:84ccd400 r4:8291892c [ 1335.007681][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.007726][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.007797][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb011e08 [ 1335.007850][ T32] r4:00000000 [ 1335.007890][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1335.007933][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1335.007969][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.008030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538db40 [ 1335.008077][ T32] r4:00000000 [ 1335.008126][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.008199][ T32] r9:83018005 r8:84ccd400 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1335.008224][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.008267][ T32] r5:00001000 r4:eac43000 [ 1335.008286][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.008336][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.008403][ T32] r5:8535138c r4:85351000 [ 1335.008427][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.008477][ T32] r7:dddced80 r6:83018000 r5:8535138c r4:85399c00 [ 1335.008498][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.008580][ T32] r10:61c88647 r9:84ccd400 r8:85399c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.008606][ T32] r4:85399c00 [ 1335.008634][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.008681][ T32] r10:00000000 r9:85399c00 r8:8027f5e8 r7:eaedde60 r6:85399c80 r5:84ccd400 [ 1335.008703][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1335.008797][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.009586][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 8 printk messages dropped ** [ 1335.009949][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1335.022759][ T32] r5:00001000 r4:dfe9b000 ** 6 printk messages dropped ** [ 1335.023080][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1335.023576][ T32] INFO: task kworker/0:537:4581 blocked for more than 461 seconds. ** 7 printk messages dropped ** [ 1335.023979][ T32] r4:84ccbc00 ** 4 printk messages dropped ** [ 1335.024328][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb015e08 ** 9 printk messages dropped ** [ 1335.024710][ T32] r5:00001000 r4:eab29000 ** 1 printk messages dropped ** [ 1335.024768][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1335.025101][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1335.025973][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.026304][ T32] 9d20: ceb55000 eca73000 00000001 80239b98 7f185000 00000001 [ 1335.026336][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1335.026361][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.026384][ T32] r5:80070013 r4:80239bb0 [ 1335.026404][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.026446][ T32] r4:82ac11e4 [ 1335.026467][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.026510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1335.026531][ T32] r4:e04e9dc0 [ 1335.026550][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.026590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1335.026621][ T32] r4:00000000 [ 1335.026652][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.026733][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1335.026764][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.026833][ T32] r5:00001000 r4:dfe9b000 [ 1335.026893][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.026959][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.027006][ T32] r5:84ea6b8c r4:84ea6800 [ 1335.027027][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.027076][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1335.027120][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.027172][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.027256][ T32] r4:84fab300 [ 1335.027280][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.027348][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1335.027376][ T32] r4:00000001 [ 1335.027408][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.027473][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1335.027533][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.027567][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.027595][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.027640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.027695][ T32] r4:84faa100 [ 1335.027724][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.027761][ T32] INFO: task kworker/0:538:4585 blocked for more than 461 seconds. [ 1335.027811][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.027911][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.027954][ T32] task:kworker/0:538 state:D stack:0 pid:4585 tgid:4585 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.028044][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.028094][ T32] Call trace: [ 1335.028181][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1335.028237][ T32] r10:82918930 r9:eb01dd84 r8:00000002 r7:60000113 r6:eb01dd8c r5:84cce000 [ 1335.028272][ T32] r4:84cce000 [ 1335.028306][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1335.028415][ T32] r5:84cce000 r4:8291892c [ 1335.028446][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.028490][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.028536][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb01de08 [ 1335.028619][ T32] r4:00000000 [ 1335.028651][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1335.028692][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1335.028729][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.028771][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538b040 [ 1335.028808][ T32] r4:00000000 [ 1335.028832][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.028896][ T32] r9:83018005 r8:84cce000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1335.028918][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.029029][ T32] r5:00001000 r4:eadd9000 [ 1335.029142][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.029211][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.029261][ T32] r5:85351f8c r4:85351c00 [ 1335.029299][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.029414][ T32] r7:dddced80 r6:83018000 r5:85351f8c r4:85399e00 [ 1335.029470][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.029525][ T32] r10:61c88647 r9:84cce000 r8:85399e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.029592][ T32] r4:85399e00 [ 1335.029643][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.029709][ T32] r10:00000000 r9:85399e00 r8:8027f5e8 r7:eb011e60 r6:85399e80 r5:84cce000 ** 4 printk messages dropped ** [ 1335.029985][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.047313][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 9 printk messages dropped ** [ 1335.047882][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 13 printk messages dropped ** [ 1335.048579][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 5 printk messages dropped ** [ 1335.048785][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.048947][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1335.049176][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1335.049456][ T32] r10:82918930 r9:eb019d84 r8:00000002 r7:60000113 r6:eb019d8c r5:84ccec00 ** 8 printk messages dropped ** [ 1335.049995][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1335.050344][ T32] r5:00001000 r4:eaca1000 ** 2 printk messages dropped ** [ 1335.065268][ T32] r5:8535178c r4:85351400 ** 5 printk messages dropped ** [ 1335.065444][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1335.066379][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1335.066982][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1335.067206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 10 printk messages dropped ** [ 1335.067640][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1335.067902][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 7 printk messages dropped ** [ 1335.068186][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1335.068231][ T32] task:kworker/0:540 state:D stack:0 pid:4589 tgid:4589 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.068297][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.068339][ T32] Call trace: [ 1335.068377][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1335.068424][ T32] r10:82918930 r9:eb025d84 r8:00000002 r7:60000013 r6:eb025d8c r5:853e0000 [ 1335.068446][ T32] r4:853e0000 [ 1335.068518][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1335.068574][ T32] r5:853e0000 r4:8291892c [ 1335.068595][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.068640][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.068686][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb025e08 [ 1335.068708][ T32] r4:00000000 [ 1335.068746][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1335.068787][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1335.068863][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.068914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538da40 [ 1335.068972][ T32] r4:00000000 [ 1335.069066][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.069123][ T32] r9:83018005 r8:853e0000 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1335.069145][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.069185][ T32] r5:00001000 r4:eacc9000 [ 1335.069204][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.069264][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.069350][ T32] r5:85351b8c r4:85351800 [ 1335.069370][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.069425][ T32] r7:dddced80 r6:83018000 r5:85351b8c r4:8538a000 [ 1335.069465][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.069513][ T32] r10:61c88647 r9:853e0000 r8:8538a02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.069594][ T32] r4:8538a000 [ 1335.069659][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.069731][ T32] r10:00000000 r9:8538a000 r8:8027f5e8 r7:eb01de60 r6:8538a080 r5:853e0000 [ 1335.069783][ T32] r4:00000001 [ 1335.069820][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.069878][ T32] Exception stack(0xeb025fb0 to 0xeb025ff8) [ 1335.069910][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.069937][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.069963][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.069990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.070051][ T32] r4:8538df80 [ 1335.070332][ T32] INFO: task kworker/0:540:4589 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1335.084737][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.084856][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.084950][ T32] Call trace: [ 1335.084997][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1335.085055][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1335.085080][ T32] r4:00000000 [ 1335.085100][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.085140][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1335.085169][ T32] 9d20: cf63b000 eca73000 00000001 80239b98 7f185000 00000001 [ 1335.085198][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1335.085243][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.085277][ T32] r5:80070013 r4:80239bb0 [ 1335.085297][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.085340][ T32] r4:82ac11e4 [ 1335.085380][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.085450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1335.085475][ T32] r4:e04e9dc0 [ 1335.085527][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.085577][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 3 printk messages dropped ** [ 1335.085692][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1335.086153][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1335.086497][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.086760][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.087144][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1335.087618][ T32] r5:00001000 r4:eadeb000 ** 3 printk messages dropped ** [ 1335.087805][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1335.088360][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.089262][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.089655][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 5 printk messages dropped ** [ 1335.089885][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1335.090071][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1335.110110][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.110171][ T32] r4:84fab300 [ 1335.110339][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.124807][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1335.124939][ T32] r4:00000001 [ 1335.125013][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.125146][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1335.125215][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.125287][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.125356][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.125436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.125492][ T32] r4:84faa100 [ 1335.125544][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.125617][ T32] INFO: task kworker/0:542:4593 blocked for more than 461 seconds. [ 1335.125690][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.125751][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.125854][ T32] task:kworker/0:542 state:D stack:0 pid:4593 tgid:4593 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.126005][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.126143][ T32] Call trace: [ 1335.126241][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1335.126346][ T32] r10:82918930 r9:eb02dd84 r8:00000002 r7:60000013 r6:eb02dd8c r5:84ce0000 [ 1335.126400][ T32] r4:84ce0000 [ 1335.126465][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1335.126559][ T32] r5:84ce0000 r4:8291892c [ 1335.126607][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.126707][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.126823][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb02de08 [ 1335.126893][ T32] r4:00000000 [ 1335.126943][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1335.127033][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1335.127148][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.127249][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538b500 [ 1335.127322][ T32] r4:00000000 [ 1335.127378][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.127487][ T32] r9:83018005 r8:84ce0000 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1335.127543][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.127642][ T32] r5:00001000 r4:eadf7000 [ 1335.127696][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.127790][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.127892][ T32] r5:8535278c r4:85352400 [ 1335.127953][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.128063][ T32] r7:dddced80 r6:83018000 r5:8535278c r4:8538a200 [ 1335.128130][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.128231][ T32] r10:61c88647 r9:84ce0000 r8:8538a22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.128286][ T32] r4:8538a200 [ 1335.128339][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.128438][ T32] r10:00000000 r9:8538a200 r8:8027f5e8 r7:eb029e60 r6:8538a280 r5:84ce0000 [ 1335.128499][ T32] r4:00000001 [ 1335.128550][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.128616][ T32] Exception stack(0xeb02dfb0 to 0xeb02dff8) [ 1335.128704][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.128764][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.128855][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.128955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.129119][ T32] r4:8538b240 [ 1335.129949][ T32] INFO: task kworker/0:542:4593 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1335.130035][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.130244][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.139414][ T32] Call trace: [ 1335.139539][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1335.139693][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 8 printk messages dropped ** [ 1335.149113][ T32] r4:82ac11e4 ** 8 printk messages dropped ** [ 1335.149851][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1335.150234][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1335.161294][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.161612][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.162041][ T32] r5:84ce1800 r4:8291892c ** 5 printk messages dropped ** [ 1335.162227][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1335.162476][ T32] r5:00001000 r4:eae31000 ** 2 printk messages dropped ** [ 1335.162577][ T32] r5:85352f8c r4:85352c00 ** 3 printk messages dropped ** [ 1335.162730][ T32] r10:61c88647 r9:84ce1800 r8:8538a32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1335.163364][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1335.164968][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.165232][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1335.165594][ T32] r4:e04e9dc0 ** 9 printk messages dropped ** [ 1335.166295][ T32] r5:84ea6b8c r4:84ea6800 ** 4 printk messages dropped ** [ 1335.166650][ T32] r4:84fab300 ** 7 printk messages dropped ** [ 1335.167241][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.167273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.167296][ T32] r4:84faa100 [ 1335.167316][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.167342][ T32] INFO: task kworker/0:544:4596 blocked for more than 461 seconds. [ 1335.167369][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.167405][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.167429][ T32] task:kworker/0:544 state:D stack:0 pid:4596 tgid:4596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.167589][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.167657][ T32] Call trace: [ 1335.167724][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1335.167866][ T32] r10:82918930 r9:eb021d84 r8:00000002 r7:60000013 r6:eb021d8c r5:84ce2400 [ 1335.167938][ T32] r4:84ce2400 [ 1335.167963][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1335.168006][ T32] r5:84ce2400 r4:8291892c [ 1335.168030][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.168160][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.168211][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb021e08 [ 1335.168250][ T32] r4:00000000 [ 1335.168276][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1335.168315][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1335.168463][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.168507][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538b6c0 [ 1335.168574][ T32] r4:00000000 [ 1335.168596][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.168640][ T32] r9:83018005 r8:84ce2400 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1335.168663][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.168704][ T32] r5:00001000 r4:eae27000 [ 1335.168722][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.168760][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.168800][ T32] r5:85352b8c r4:85352800 [ 1335.168822][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.168898][ T32] r7:dddced80 r6:83018000 r5:85352b8c r4:8538a400 [ 1335.168922][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.168970][ T32] r10:61c88647 r9:84ce2400 r8:8538a42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.168994][ T32] r4:8538a400 [ 1335.169012][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.169092][ T32] r10:00000000 r9:8538a400 r8:8027f5e8 r7:eb031e60 r6:8538a480 r5:84ce2400 [ 1335.169159][ T32] r4:00000001 [ 1335.169271][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.169309][ T32] Exception stack(0xeb021fb0 to 0xeb021ff8) [ 1335.169367][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.169431][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.169461][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.169489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.169511][ T32] r4:8538b800 [ 1335.169894][ T32] INFO: task kworker/0:544:4596 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1335.169935][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.170017][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.170064][ T32] Call trace: [ 1335.170128][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1335.170179][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1335.170202][ T32] r4:00000000 [ 1335.170224][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.170264][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1335.170293][ T32] 9d20: cff55000 eca73000 00000001 80239b98 7f185000 00000001 [ 1335.170323][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1335.170348][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.170866][ T32] r5:80070013 r4:80239bb0 [ 1335.197464][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.197557][ T32] r4:82ac11e4 [ 1335.197589][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.197640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1335.197665][ T32] r4:e04e9dc0 [ 1335.197685][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.197727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1335.197792][ T32] r4:00000000 [ 1335.197875][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.197966][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1335.197992][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.198040][ T32] r5:00001000 r4:dfe9b000 [ 1335.198060][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.198099][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.198142][ T32] r5:84ea6b8c r4:84ea6800 [ 1335.198161][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.198206][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1335.198227][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.198272][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1335.198582][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1335.199234][ T32] Call trace: ** 3 printk messages dropped ** [ 1335.199477][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1335.199518][ T32] r5:84ce3c00 r4:8291892c [ 1335.199580][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.199650][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.199699][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb03de08 [ 1335.199745][ T32] r4:00000000 [ 1335.199767][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1335.199828][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1335.199918][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.199964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85382200 [ 1335.199986][ T32] r4:00000000 [ 1335.200039][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.200098][ T32] r9:83018005 r8:84ce3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1335.200149][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.200198][ T32] r5:00001000 r4:dfa29000 [ 1335.200220][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.200321][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.205575][ T32] r5:8545438c r4:85454000 [ 1335.205647][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.205799][ T32] r7:dddced80 r6:83018000 r5:8545438c r4:8538a500 [ 1335.205850][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.205910][ T32] r10:61c88647 r9:84ce3c00 r8:8538a52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.205968][ T32] r4:8538a500 [ 1335.205992][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.206040][ T32] r10:00000000 r9:8538a500 r8:8027f5e8 r7:eb031e60 r6:8538a580 r5:84ce3c00 [ 1335.206062][ T32] r4:00000001 [ 1335.206106][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1335.206303][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1335.207140][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.207233][ T32] Call trace: [ 1335.207407][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1335.207463][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1335.207511][ T32] r4:00000000 [ 1335.207535][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.207576][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1335.207605][ T32] 9d20: d051b000 eca73000 00000001 80239b98 7f185000 00000001 [ 1335.207637][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1335.207686][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.207714][ T32] r5:80070013 r4:80239bb0 [ 1335.207735][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.207780][ T32] r4:82ac11e4 [ 1335.207800][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.207841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1335.207869][ T32] r4:e04e9dc0 [ 1335.207890][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.207978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1335.208028][ T32] r4:00000000 [ 1335.208051][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1335.208443][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 6 printk messages dropped ** [ 1335.208802][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1335.209309][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1335.209747][ T32] r5:84ce3000 r4:8291892c ** 5 printk messages dropped ** [ 1335.210056][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1335.222774][ T32] r5:00001000 r4:eae93000 [ 1335.222803][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1335.222913][ T32] r5:8541c38c r4:8541c000 ** 5 printk messages dropped ** [ 1335.223211][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1335.223619][ T32] r4:8539d840 ** 5 printk messages dropped ** [ 1335.224381][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 11 printk messages dropped ** [ 1335.224892][ T32] r4:e04e9dc0 ** 5 printk messages dropped ** [ 1335.225126][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1335.225593][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1335.226042][ T32] r4:84faa100 ** 5 printk messages dropped ** [ 1335.226335][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.226382][ T32] Call trace: [ 1335.226413][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1335.226485][ T32] r10:82918930 r9:eb045d84 r8:00000002 r7:60000013 r6:eb045d8c r5:84ce4800 [ 1335.226516][ T32] r4:84ce4800 [ 1335.226538][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1335.226581][ T32] r5:84ce4800 r4:8291892c [ 1335.226599][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.226639][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.226708][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb045e08 [ 1335.226767][ T32] r4:00000000 [ 1335.226795][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1335.226889][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1335.226950][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.227019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538bc80 [ 1335.227092][ T32] r4:00000000 [ 1335.227116][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.227162][ T32] r9:83018005 r8:84ce4800 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1335.227286][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.227358][ T32] r5:00001000 r4:eae43000 [ 1335.227381][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.227421][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.227462][ T32] r5:8535338c r4:85353000 [ 1335.227505][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.227553][ T32] r7:dddced80 r6:83018000 r5:8535338c r4:8538a680 [ 1335.227575][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.227650][ T32] r10:61c88647 r9:84ce4800 r8:8538a6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.227675][ T32] r4:8538a680 [ 1335.227695][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.227762][ T32] r10:00000000 r9:8538a680 r8:8027f5e8 r7:eb03de60 r6:8538a700 r5:84ce4800 [ 1335.227787][ T32] r4:00000001 [ 1335.227812][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.227848][ T32] Exception stack(0xeb045fb0 to 0xeb045ff8) [ 1335.227882][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.227910][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.227937][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.227989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.228016][ T32] r4:8538bac0 [ 1335.228287][ T32] INFO: task kworker/0:546:4601 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1335.228359][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.228418][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.228469][ T32] Call trace: [ 1335.228557][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1335.228608][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1335.228710][ T32] r4:00000000 [ 1335.228781][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.228899][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1335.228932][ T32] 9d20: d05b3000 eca73000 00000001 80239b98 7f185000 00000001 [ 1335.228964][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1335.228989][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.229020][ T32] r5:80070013 r4:80239bb0 [ 1335.229042][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.229117][ T32] r4:82ac11e4 [ 1335.229218][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1335.229400][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 11 printk messages dropped ** [ 1335.229947][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1335.230133][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 4 printk messages dropped ** [ 1335.230322][ T32] r4:84faa100 ** 6 printk messages dropped ** [ 1335.261217][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.261433][ T32] r5:84ce6000 r4:8291892c ** 5 printk messages dropped ** [ 1335.261723][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1335.262153][ T32] r5:00001000 r4:eae57000 ** 1 printk messages dropped ** [ 1335.262249][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1335.262593][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1335.263040][ T32] r4:8538bd00 ** 4 printk messages dropped ** [ 1335.263756][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1335.264154][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1335.264390][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.264647][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1335.265233][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 7 printk messages dropped ** [ 1335.265590][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1335.266260][ T32] r4:85310c00 [ 1335.266282][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1335.266323][ T32] r5:85310c00 r4:8291892c [ 1335.266343][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.266401][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.266452][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb001e08 [ 1335.266474][ T32] r4:00000000 [ 1335.266583][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1335.266673][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1335.266754][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.266803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1380 [ 1335.266850][ T32] r4:00000000 [ 1335.266902][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.266952][ T32] r9:83018005 r8:85310c00 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1335.266997][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.267077][ T32] r5:00001000 r4:eae6b000 [ 1335.267110][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.267177][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.267246][ T32] r5:85353b8c r4:85353800 [ 1335.267268][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.267367][ T32] r7:dddced80 r6:83018000 r5:85353b8c r4:8538a880 [ 1335.267390][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.267436][ T32] r10:61c88647 r9:85310c00 r8:8538a8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.267460][ T32] r4:8538a880 [ 1335.267506][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.267580][ T32] r10:00000000 r9:8538a880 r8:8027f5e8 r7:eb03de60 r6:85398600 r5:85310c00 [ 1335.267605][ T32] r4:00000001 [ 1335.267624][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.267658][ T32] Exception stack(0xeb001fb0 to 0xeb001ff8) [ 1335.267701][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.267732][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.267757][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.267784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.267830][ T32] r4:8538bd00 [ 1335.268110][ T32] INFO: task kworker/0:548:4605 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1335.268184][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.268276][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.268355][ T32] Call trace: [ 1335.268389][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1335.268467][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1335.268494][ T32] r4:00000000 [ 1335.268513][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.268551][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1335.268580][ T32] 9d20: d0de5000 eca73000 00000001 80239b98 7f185000 00000001 [ 1335.268610][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1335.268635][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.268722][ T32] r5:80070013 r4:80239bb0 [ 1335.268746][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.268810][ T32] r4:82ac11e4 [ 1335.268833][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.268907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1335.268933][ T32] r4:e04e9dc0 [ 1335.268952][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.269019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1335.269094][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1335.269202][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 ** 8 printk messages dropped ** [ 1335.269531][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1335.269900][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1335.270167][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 6 printk messages dropped ** [ 1335.295533][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1335.295597][ T32] r5:8530ec00 r4:8291892c [ 1335.295637][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.295680][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.295726][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb04de08 [ 1335.295782][ T32] r4:00000000 [ 1335.295806][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1335.295870][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1335.295920][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.295965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85382140 [ 1335.295987][ T32] r4:00000000 [ 1335.296050][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.296103][ T32] r9:83018005 r8:8530ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1335.296126][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.296181][ T32] r5:00001000 r4:eaebb000 [ 1335.296226][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.296306][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.296353][ T32] r5:85353f8c r4:85353c00 [ 1335.296374][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.296422][ T32] r7:dddced80 r6:83018000 r5:85353f8c r4:8538a900 [ 1335.296443][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.296501][ T32] r10:61c88647 r9:8530ec00 r8:8538a92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.296528][ T32] r4:8538a900 [ 1335.296548][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.296592][ T32] r10:00000000 r9:8538a900 r8:8027f5e8 r7:eb03de60 r6:85398680 r5:8530ec00 [ 1335.296614][ T32] r4:00000001 [ 1335.296632][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.296694][ T32] Exception stack(0xeb04dfb0 to 0xeb04dff8) [ 1335.296726][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.296779][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.296810][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.296889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.296916][ T32] r4:8538bdc0 ** 2 printk messages dropped ** [ 1335.297487][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.297847][ T32] 9d20: d0f53000 eca73000 00000001 80239b98 7f185000 00000001 [ 1335.297907][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1335.297962][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.297989][ T32] r5:80070013 r4:80239bb0 [ 1335.298009][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.298051][ T32] r4:82ac11e4 [ 1335.298075][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.298142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1335.298168][ T32] r4:e04e9dc0 [ 1335.298188][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.298276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1335.298303][ T32] r4:00000000 [ 1335.298333][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.298381][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1335.298412][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.298455][ T32] r5:00001000 r4:dfe9b000 [ 1335.298474][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.298511][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.298554][ T32] r5:84ea6b8c r4:84ea6800 [ 1335.298573][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.298618][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 1 printk messages dropped ** [ 1335.298697][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1335.298998][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.299337][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.299673][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1335.300092][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.300143][ T32] r5:00001000 r4:eae9d000 [ 1335.300166][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1335.312644][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1335.313012][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.314110][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1335.314186][ T32] r4:00000000 [ 1335.314236][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.314281][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1335.314310][ T32] 9d20: d1267000 eca73000 00000001 80239b98 7f185000 00000001 [ 1335.314340][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1335.314366][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.314484][ T32] r5:80070013 r4:80239bb0 [ 1335.314532][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.314578][ T32] r4:82ac11e4 [ 1335.314599][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.314670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1335.314771][ T32] r4:e04e9dc0 [ 1335.314811][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.314887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1335.314944][ T32] r4:00000000 [ 1335.315010][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.315092][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1335.315211][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.315292][ T32] r5:00001000 r4:dfe9b000 [ 1335.315415][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.315463][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.315510][ T32] r5:84ea6b8c r4:84ea6800 [ 1335.315554][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.315603][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1335.315634][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.315682][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.315705][ T32] r4:84fab300 [ 1335.315764][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.315848][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1335.315960][ T32] r4:00000001 [ 1335.316013][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.316103][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1335.316153][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.316187][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.316262][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.316297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 2 printk messages dropped ** [ 1335.316517][ T32] INFO: task kworker/1:193:4610 blocked for more than 461 seconds. ** 3 printk messages dropped ** [ 1335.316755][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.316855][ T32] Call trace: [ 1335.316931][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1335.316999][ T32] r10:82918930 r9:eb051d84 r8:00000002 r7:60000113 r6:eb051d8c r5:85318000 [ 1335.317037][ T32] r4:85318000 [ 1335.317061][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1335.317102][ T32] r5:85318000 r4:8291892c [ 1335.317132][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.317182][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.317230][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb051e08 [ 1335.317252][ T32] r4:00000000 [ 1335.317271][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1335.317308][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1335.317354][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.317397][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539ddc0 [ 1335.317419][ T32] r4:00000000 [ 1335.317448][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.317497][ T32] r9:83018205 r8:85318000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1335.317529][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.317574][ T32] r5:00001000 r4:eaea9000 [ 1335.317617][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.317660][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.317725][ T32] r5:8541cb8c r4:8541c800 [ 1335.317748][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.317832][ T32] r7:ddde2d80 r6:83018200 r5:8541cb8c r4:85398800 [ 1335.317875][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.317950][ T32] r10:61c88647 r9:85318000 r8:8539882c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.317976][ T32] r4:85398800 [ 1335.317995][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.318041][ T32] r10:00000000 r9:85398800 r8:8027f5e8 r7:eae0de60 r6:85398880 r5:85318000 ** 6 printk messages dropped ** [ 1335.318253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.318315][ T32] r4:8539db80 [ 1335.318594][ T32] INFO: task kworker/1:193:4610 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1335.318631][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.318702][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.318771][ T32] Call trace: [ 1335.318805][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1335.318879][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1335.318933][ T32] r4:00000000 [ 1335.318954][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.318994][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1335.319022][ T32] 9d20: d1267000 eca73000 00000001 80239b98 7f185000 00000001 [ 1335.319053][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1335.319078][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.319101][ T32] r5:80070013 r4:80239bb0 [ 1335.319120][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.319184][ T32] r4:82ac11e4 [ 1335.319259][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.319304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1335.319327][ T32] r4:e04e9dc0 [ 1335.319346][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.319386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1335.319407][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1335.319494][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 ** 8 printk messages dropped ** [ 1335.319970][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1335.343838][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1335.344424][ T32] Call trace: ** 6 printk messages dropped ** [ 1335.344807][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1335.345427][ T32] r5:00001000 r4:eac57000 [ 1335.345474][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.345591][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.345894][ T32] r10:61c88647 r9:85318c00 r8:8539892c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1335.346232][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1335.346987][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.347373][ T32] 9d20: d17a6000 eca73000 00000001 80239b98 7f185000 00000001 ** 9 printk messages dropped ** [ 1335.347945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 11 printk messages dropped ** [ 1335.348789][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1335.349025][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.349427][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1335.349668][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1335.350028][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1335.350385][ T32] r5:00001000 r4:dfa5b000 ** 2 printk messages dropped ** [ 1335.371050][ T32] r5:8545478c r4:85454400 ** 3 printk messages dropped ** [ 1335.371245][ T32] r10:61c88647 r9:85319800 r8:8538a9ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1335.371539][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.371568][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.371595][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.371651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.371701][ T32] r4:85382000 [ 1335.372140][ T32] INFO: task kworker/0:550:4615 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1335.372181][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.372254][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.372304][ T32] Call trace: [ 1335.372354][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1335.372411][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1335.372434][ T32] r4:00000000 [ 1335.372453][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.372492][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1335.372569][ T32] 9d20: d1beb000 eca73000 00000001 80239b98 7f185000 00000001 [ 1335.372614][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1335.372666][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.372717][ T32] r5:80070013 r4:80239bb0 [ 1335.372741][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.372784][ T32] r4:82ac11e4 [ 1335.372828][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.372881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1335.372930][ T32] r4:e04e9dc0 [ 1335.372953][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.373018][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1335.373066][ T32] r4:00000000 [ 1335.373088][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.373157][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1335.373182][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.373225][ T32] r5:00001000 r4:dfe9b000 [ 1335.373256][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.373298][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.373367][ T32] r5:84ea6b8c r4:84ea6800 [ 1335.373390][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.373461][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1335.373532][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.373582][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.373605][ T32] r4:84fab300 [ 1335.373625][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.373692][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1335.373752][ T32] r4:00000001 [ 1335.373811][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.373851][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1335.373912][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.373944][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.373995][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.374026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.374048][ T32] r4:84faa100 [ 1335.374068][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.374098][ T32] INFO: task kworker/0:551:4618 blocked for more than 461 seconds. [ 1335.374146][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.374174][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.374195][ T32] task:kworker/0:551 state:D stack:0 pid:4618 tgid:4618 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.374239][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.374294][ T32] Call trace: [ 1335.374327][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1335.374399][ T32] r10:82918930 r9:eb065d84 r8:00000002 r7:60000013 r6:eb065d8c r5:8531a400 [ 1335.374474][ T32] r4:8531a400 [ 1335.374498][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1335.374538][ T32] r5:8531a400 r4:8291892c ** 1 printk messages dropped ** [ 1335.374601][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1335.375012][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.375053][ T32] r5:00001000 r4:dfceb000 [ 1335.375072][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1335.375269][ T32] r7:dddced80 r6:83018000 r5:85454b8c r4:8538aa00 ** 7 printk messages dropped ** [ 1335.375625][ T32] Exception stack(0xeb065fb0 to 0xeb065ff8) ** 4 printk messages dropped ** [ 1335.375809][ T32] r4:853823c0 ** 2 printk messages dropped ** [ 1335.376216][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.376535][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 5 printk messages dropped ** [ 1335.376801][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1335.377089][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 ** 8 printk messages dropped ** [ 1335.377579][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1335.377853][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 7 printk messages dropped ** [ 1335.378326][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.378400][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.378430][ T32] task:kworker/0:552 state:D stack:0 pid:4620 tgid:4620 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.378478][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.378526][ T32] Call trace: [ 1335.378558][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1335.378707][ T32] r10:82918930 r9:eb069d84 r8:00000002 r7:60000113 r6:eb069d8c r5:8531c800 [ 1335.378771][ T32] r4:8531c800 [ 1335.378846][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1335.378898][ T32] r5:8531c800 r4:8291892c [ 1335.378933][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.378975][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.379020][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb069e08 [ 1335.379056][ T32] r4:00000000 [ 1335.379078][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1335.379116][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1335.379152][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.379192][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85382d40 [ 1335.379213][ T32] r4:00000000 [ 1335.379231][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.379297][ T32] r9:83018005 r8:8531c800 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1335.379393][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.379488][ T32] r5:00001000 r4:ea9a5000 [ 1335.379595][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.379639][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.379681][ T32] r5:8545678c r4:85456400 [ 1335.379715][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.379762][ T32] r7:dddced80 r6:83018000 r5:8545678c r4:8538aa80 [ 1335.379807][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.379854][ T32] r10:61c88647 r9:8531c800 r8:8538aaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.379905][ T32] r4:8538aa80 [ 1335.380024][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.380072][ T32] r10:00000000 r9:8538aa80 r8:8027f5e8 r7:eb065e60 r6:85398b00 r5:8531c800 [ 1335.380107][ T32] r4:00000001 [ 1335.380129][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.380164][ T32] Exception stack(0xeb069fb0 to 0xeb069ff8) [ 1335.380214][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.380246][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.401483][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.401597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.401625][ T32] r4:85382680 [ 1335.402093][ T32] INFO: task kworker/0:552:4620 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1335.402133][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.402273][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.402338][ T32] Call trace: [ 1335.402372][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1335.402452][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1335.402480][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1335.402589][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 5 printk messages dropped ** [ 1335.402794][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1335.403263][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 ** 8 printk messages dropped ** [ 1335.403686][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1335.404009][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1335.404357][ T32] task:kworker/0:553 state:D stack:0 pid:4621 tgid:4621 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1335.404739][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1335.405048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85382580 ** 4 printk messages dropped ** [ 1335.405254][ T32] r5:00001000 r4:e00f1000 ** 4 printk messages dropped ** [ 1335.405447][ T32] r7:dddced80 r6:83018000 r5:85454f8c r4:8538ab00 ** 8 printk messages dropped ** [ 1335.405724][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.406475][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1335.407012][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1335.407259][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.407525][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1335.407990][ T32] r4:84fab300 ** 5 printk messages dropped ** [ 1335.408234][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.408552][ T32] task:kworker/0:554 state:D stack:0 pid:4623 tgid:4623 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1335.408933][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.408970][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.409015][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb075e08 [ 1335.409062][ T32] r4:00000000 [ 1335.409108][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1335.409150][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1335.409189][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.409230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85382780 [ 1335.409253][ T32] r4:00000000 [ 1335.409348][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.409401][ T32] r9:83018005 r8:8531bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1335.409422][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.409463][ T32] r5:00001000 r4:e0669000 [ 1335.409482][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.409522][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.409564][ T32] r5:8545538c r4:85455000 [ 1335.409583][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.409630][ T32] r7:dddced80 r6:83018000 r5:8545538c r4:8538ab80 [ 1335.409650][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.409695][ T32] r10:61c88647 r9:8531bc00 r8:8538abac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.409745][ T32] r4:8538ab80 [ 1335.409822][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.409878][ T32] r10:00000000 r9:8538ab80 r8:8027f5e8 r7:eb069e60 r6:85398c00 r5:8531bc00 [ 1335.409902][ T32] r4:00000001 [ 1335.409942][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.410004][ T32] Exception stack(0xeb075fb0 to 0xeb075ff8) [ 1335.410035][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.410062][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.410110][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.410142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.410164][ T32] r4:85382500 [ 1335.431027][ T32] INFO: task kworker/0:554:4623 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1335.431152][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.431237][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.431298][ T32] Call trace: [ 1335.431353][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1335.431415][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1335.431439][ T32] r4:00000000 [ 1335.431459][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.431558][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1335.431666][ T32] 9d20: d2102000 eca73000 00000001 80239b98 7f185000 00000001 [ 1335.431700][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1335.431726][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.431750][ T32] r5:80070013 r4:80239bb0 [ 1335.431771][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.431814][ T32] r4:82ac11e4 [ 1335.431861][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.431914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1335.431936][ T32] r4:e04e9dc0 [ 1335.431956][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.431996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1335.432017][ T32] r4:00000000 [ 1335.432036][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.432087][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1335.432112][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.432154][ T32] r5:00001000 r4:dfe9b000 [ 1335.432260][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.432377][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.432424][ T32] r5:84ea6b8c r4:84ea6800 [ 1335.432466][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.432534][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1335.432582][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.432634][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.432670][ T32] r4:84fab300 [ 1335.432692][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.432784][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1335.432863][ T32] r4:00000001 [ 1335.432886][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.432920][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1335.432946][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.432974][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.433000][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.433040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.433092][ T32] r4:84faa100 [ 1335.433189][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.433223][ T32] INFO: task kworker/0:555:4626 blocked for more than 461 seconds. [ 1335.433255][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.433278][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.433309][ T32] task:kworker/0:555 state:D stack:0 pid:4626 tgid:4626 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.433396][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.433487][ T32] Call trace: [ 1335.433534][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1335.433583][ T32] r10:82918930 r9:eb07dd84 r8:00000002 r7:60000113 r6:eb07dd8c r5:8531ec00 [ 1335.433623][ T32] r4:8531ec00 [ 1335.433647][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1335.433689][ T32] r5:8531ec00 r4:8291892c [ 1335.433708][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.433863][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.434007][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb07de08 [ 1335.434034][ T32] r4:00000000 [ 1335.434054][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1335.434092][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1335.434127][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.434288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85382840 [ 1335.434391][ T32] r4:00000000 [ 1335.434465][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.434520][ T32] r9:83018005 r8:8531ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1335.434543][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.434584][ T32] r5:00001000 r4:e07a5000 [ 1335.434648][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.434699][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1335.434788][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.434847][ T32] r7:dddced80 r6:83018000 r5:8545578c r4:8538ac00 [ 1335.434885][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.434933][ T32] r10:61c88647 r9:8531ec00 r8:8538ac2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.434955][ T32] r4:8538ac00 [ 1335.434977][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.435026][ T32] r10:00000000 r9:8538ac00 r8:8027f5e8 r7:eb069e60 r6:85398c80 r5:8531ec00 [ 1335.435075][ T32] r4:00000001 [ 1335.435098][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.435135][ T32] Exception stack(0xeb07dfb0 to 0xeb07dff8) [ 1335.435176][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.435207][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.435235][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.435288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.435313][ T32] r4:85382880 [ 1335.435658][ T32] INFO: task kworker/0:555:4626 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1335.435719][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.435809][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.435854][ T32] Call trace: [ 1335.435971][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1335.436023][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1335.436047][ T32] r4:00000000 [ 1335.436066][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.436104][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1335.436133][ T32] 9d20: d2102000 eca73000 00000001 80239b98 7f185000 00000001 [ 1335.436161][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1335.436194][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.436281][ T32] r5:80070013 r4:80239bb0 [ 1335.436308][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.436351][ T32] r4:82ac11e4 [ 1335.436371][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.436416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1335.436441][ T32] r4:e04e9dc0 [ 1335.436459][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.436502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1335.436572][ T32] r4:00000000 [ 1335.436597][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.436775][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1335.436800][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.436844][ T32] r5:00001000 r4:dfe9b000 [ 1335.436870][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.436912][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.436980][ T32] r5:84ea6b8c r4:84ea6800 [ 1335.437003][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.437061][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1335.437086][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.437133][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.437180][ T32] r4:84fab300 [ 1335.437202][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.437248][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1335.437300][ T32] r4:00000001 [ 1335.437323][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.437385][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1335.437461][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.437516][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.437546][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.437588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.437648][ T32] r4:84faa100 [ 1335.437807][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.437850][ T32] INFO: task kworker/0:556:4627 blocked for more than 461 seconds. [ 1335.437886][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.437911][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.437932][ T32] task:kworker/0:556 state:D stack:0 pid:4627 tgid:4627 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.437977][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1335.438210][ T32] r4:8531d400 ** 4 printk messages dropped ** [ 1335.438426][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb081e08 ** 8 printk messages dropped ** [ 1335.438806][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.438851][ T32] r5:00001000 r4:e48d1000 [ 1335.438877][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1335.439212][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1335.439727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1335.470880][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 10 printk messages dropped ** [ 1335.471290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1335.471314][ T32] r4:e04e9dc0 [ 1335.471335][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.471393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1335.471448][ T32] r4:00000000 [ 1335.471472][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.471520][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1335.471566][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.471616][ T32] r5:00001000 r4:dfe9b000 [ 1335.471636][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.471675][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.471741][ T32] r5:84ea6b8c r4:84ea6800 [ 1335.471766][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.471813][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1335.471977][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.472029][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.472077][ T32] r4:84fab300 ** 3 printk messages dropped ** [ 1335.472342][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1335.473022][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1335.473935][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb089e08 ** 5 printk messages dropped ** [ 1335.474179][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.474411][ T32] r5:00001000 r4:e8921000 [ 1335.474431][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1335.474560][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1335.475141][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.476095][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 8 printk messages dropped ** [ 1335.476434][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1335.476598][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.476931][ T32] r5:84ea6b8c r4:84ea6800 ** 3 printk messages dropped ** [ 1335.477300][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1335.477589][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.478058][ T32] task:kworker/0:558 state:D stack:0 pid:4632 tgid:4632 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1335.478507][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb091e08 [ 1335.478528][ T32] r4:00000000 [ 1335.478547][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1335.478596][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1335.478636][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.478677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85382e80 [ 1335.478700][ T32] r4:00000000 [ 1335.478717][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.478760][ T32] r9:83018005 r8:84cd8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1335.478803][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.478862][ T32] r5:00001000 r4:eaaaf000 [ 1335.478885][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.478925][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.478966][ T32] r5:85456b8c r4:85456800 [ 1335.479004][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.479077][ T32] r7:dddced80 r6:83018000 r5:85456b8c r4:8538ae00 [ 1335.479110][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.479171][ T32] r10:61c88647 r9:84cd8c00 r8:8538ae2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.479220][ T32] r4:8538ae00 [ 1335.479257][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.479304][ T32] r10:00000000 r9:8538ae00 r8:8027f5e8 r7:eb069e60 r6:85398e00 r5:84cd8c00 [ 1335.479326][ T32] r4:00000001 [ 1335.479344][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.479388][ T32] Exception stack(0xeb091fb0 to 0xeb091ff8) [ 1335.479435][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.479490][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.479544][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.479586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.479610][ T32] r4:85382c40 [ 1335.479842][ T32] INFO: task kworker/0:558:4632 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1335.479879][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.480053][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.480128][ T32] Call trace: [ 1335.480158][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1335.480208][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1335.480254][ T32] r4:00000000 [ 1335.480324][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.503807][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1335.503881][ T32] 9d20: d2a5c000 eca73000 00000001 80239b98 7f185000 00000001 [ 1335.503940][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1335.503994][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.504026][ T32] r5:80070013 r4:80239bb0 [ 1335.504051][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.504115][ T32] r4:82ac11e4 [ 1335.504157][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.504242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1335.504269][ T32] r4:e04e9dc0 [ 1335.504289][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.504331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1335.504395][ T32] r4:00000000 [ 1335.504418][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.504469][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1335.504493][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.504612][ T32] r5:00001000 r4:dfe9b000 [ 1335.504636][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.504691][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.504737][ T32] r5:84ea6b8c r4:84ea6800 [ 1335.504757][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.504804][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1335.504824][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.504891][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.504917][ T32] r4:84fab300 [ 1335.504962][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.505011][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1335.505035][ T32] r4:00000001 [ 1335.505053][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1335.505293][ T32] r4:84faa100 ** 5 printk messages dropped ** [ 1335.505602][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.505915][ T32] r5:84cd9800 r4:8291892c ** 3 printk messages dropped ** [ 1335.506057][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.506340][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.506478][ T32] r5:00001000 r4:eabe5000 ** 3 printk messages dropped ** [ 1335.506639][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1335.507183][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.507888][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1335.508272][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1335.508612][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 9 printk messages dropped ** [ 1335.508983][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 7 printk messages dropped ** [ 1335.509298][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 9 printk messages dropped ** [ 1335.509679][ T32] task:kworker/0:560 state:D stack:0 pid:4636 tgid:4636 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1335.525460][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1335.525835][ T32] r5:00001000 r4:eab79000 ** 3 printk messages dropped ** [ 1335.526017][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.526096][ T32] r7:dddced80 r6:83018000 r5:85456f8c r4:8538ae80 [ 1335.526125][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.526188][ T32] r10:61c88647 r9:84cdbc00 r8:8538aeac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.526246][ T32] r4:8538ae80 [ 1335.526279][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.526329][ T32] r10:00000000 r9:8538ae80 r8:8027f5e8 r7:eb099e60 r6:85398f00 r5:84cdbc00 [ 1335.526377][ T32] r4:00000001 [ 1335.526426][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.526518][ T32] Exception stack(0xeb0a1fb0 to 0xeb0a1ff8) [ 1335.526564][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.526596][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.526625][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.526653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.526675][ T32] r4:85382d80 [ 1335.527128][ T32] INFO: task kworker/0:560:4636 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1335.527168][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.527240][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.527356][ T32] Call trace: [ 1335.527396][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1335.527448][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1335.527471][ T32] r4:00000000 [ 1335.527500][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.527553][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1335.527587][ T32] 9d20: d2c1f000 eca73000 00000001 80239b98 7f185000 00000001 [ 1335.527618][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1335.527673][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.527724][ T32] r5:80070013 r4:80239bb0 [ 1335.527747][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.527791][ T32] r4:82ac11e4 [ 1335.527811][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.527867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1335.527904][ T32] r4:e04e9dc0 [ 1335.527954][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.527999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1335.528032][ T32] r4:00000000 [ 1335.528053][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.528128][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1335.528172][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.528219][ T32] r5:00001000 r4:dfe9b000 [ 1335.528238][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.528295][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.528343][ T32] r5:84ea6b8c r4:84ea6800 [ 1335.528363][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.528410][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1335.528442][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.528512][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.528610][ T32] r4:84fab300 [ 1335.528637][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.528698][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1335.528744][ T32] r4:00000001 [ 1335.528767][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.528823][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1335.528853][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.528898][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.528953][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.529008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.529034][ T32] r4:84faa100 [ 1335.529083][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.529156][ T32] INFO: task kworker/0:561:4638 blocked for more than 462 seconds. [ 1335.529195][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.529245][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.529270][ T32] task:kworker/0:561 state:D stack:0 pid:4638 tgid:4638 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.529316][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.529616][ T32] r5:84cdb000 r4:8291892c ** 5 printk messages dropped ** [ 1335.529977][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1335.530332][ T32] r5:00001000 r4:eaba5000 [ 1335.548335][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.548428][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1335.548598][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1335.548948][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.549682][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.550093][ T32] 9d20: d30ba000 eca73000 00000001 80239b98 7f185000 00000001 ** 9 printk messages dropped ** [ 1335.555367][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 9 printk messages dropped ** [ 1335.555844][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 7 printk messages dropped ** [ 1335.556075][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 6 printk messages dropped ** [ 1335.556341][ T32] INFO: task kworker/0:562:4640 blocked for more than 462 seconds. ** 8 printk messages dropped ** [ 1335.556760][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1335.557208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b51c0 ** 4 printk messages dropped ** [ 1335.557390][ T32] r5:00001000 r4:eac01000 [ 1335.557411][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.557472][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.557518][ T32] r5:85457b8c r4:85457800 [ 1335.557538][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.557582][ T32] r7:dddced80 r6:83018000 r5:85457b8c r4:8538af80 [ 1335.557630][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.557709][ T32] r10:61c88647 r9:84cdc800 r8:8538afac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.557735][ T32] r4:8538af80 [ 1335.557796][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.557867][ T32] r10:00000000 r9:8538af80 r8:8027f5e8 r7:eb099e60 r6:853b0000 r5:84cdc800 [ 1335.557908][ T32] r4:00000001 [ 1335.557961][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.558010][ T32] Exception stack(0xeb0adfb0 to 0xeb0adff8) [ 1335.558037][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.558078][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.558107][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.558138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.558160][ T32] r4:8539d1c0 [ 1335.558581][ T32] INFO: task kworker/0:562:4640 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1335.558623][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.558682][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.558792][ T32] Call trace: [ 1335.558848][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1335.558910][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1335.558986][ T32] r4:00000000 [ 1335.559032][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.559074][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1335.559152][ T32] 9d20: d30ba000 eca73000 00000001 80239b98 7f185000 00000001 [ 1335.559232][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1335.559261][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.559286][ T32] r5:80070013 r4:80239bb0 [ 1335.559308][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.559372][ T32] r4:82ac11e4 [ 1335.559395][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.559463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1335.559515][ T32] r4:e04e9dc0 [ 1335.559560][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.559621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1335.559658][ T32] r4:00000000 [ 1335.559679][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.559725][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1335.559761][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.559882][ T32] r5:00001000 r4:dfe9b000 [ 1335.559905][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.559945][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.559987][ T32] r5:84ea6b8c r4:84ea6800 [ 1335.560015][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1335.560195][ T32] r4:84fab300 ** 8 printk messages dropped ** [ 1335.578566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 5 printk messages dropped ** [ 1335.578734][ T32] task:kworker/0:563 state:D stack:0 pid:4643 tgid:4643 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1335.579264][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1335.579477][ T32] r5:00001000 r4:eac2f000 [ 1335.579512][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.579578][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.579624][ T32] r5:85457f8c r4:85457c00 [ 1335.579650][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.579699][ T32] r7:dddced80 r6:83018000 r5:85457f8c r4:853a9000 [ 1335.579744][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.579824][ T32] r10:61c88647 r9:84cdd400 r8:853a902c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.579851][ T32] r4:853a9000 [ 1335.579893][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.579943][ T32] r10:00000000 r9:853a9000 r8:8027f5e8 r7:eb0ade60 r6:853b0080 r5:84cdd400 [ 1335.579989][ T32] r4:00000001 [ 1335.580022][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.580063][ T32] Exception stack(0xeb0b1fb0 to 0xeb0b1ff8) [ 1335.580139][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.580191][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.580342][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.583084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.583153][ T32] r4:853b5240 [ 1335.583660][ T32] INFO: task kworker/0:563:4643 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1335.583756][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.583853][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.583921][ T32] Call trace: [ 1335.583978][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1335.584035][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1335.584060][ T32] r4:00000000 [ 1335.584080][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.584145][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1335.584194][ T32] 9d20: d3417000 eca73000 00000001 80239b98 7f185000 00000001 [ 1335.584228][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1335.584263][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.584292][ T32] r5:80070013 r4:80239bb0 [ 1335.584322][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.584368][ T32] r4:82ac11e4 [ 1335.584424][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.584469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1335.584494][ T32] r4:e04e9dc0 ** 1 printk messages dropped ** [ 1335.584555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 4 printk messages dropped ** [ 1335.584759][ T32] r5:00001000 r4:dfe9b000 [ 1335.584807][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.584852][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.584905][ T32] r5:84ea6b8c r4:84ea6800 [ 1335.584926][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.584972][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1335.584993][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.585038][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.585061][ T32] r4:84fab300 [ 1335.585079][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.585124][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1335.585146][ T32] r4:00000001 [ 1335.585190][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.585256][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1335.585287][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.585326][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.585378][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.585410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.585432][ T32] r4:84faa100 [ 1335.585500][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.585533][ T32] INFO: task kworker/0:564:4645 blocked for more than 462 seconds. [ 1335.585565][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.585592][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.585613][ T32] task:kworker/0:564 state:D stack:0 pid:4645 tgid:4645 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.585679][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.585720][ T32] Call trace: [ 1335.585826][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1335.585887][ T32] r10:82918930 r9:eb0b5d84 r8:00000002 r7:60000113 r6:eb0b5d8c r5:84cde000 [ 1335.585911][ T32] r4:84cde000 [ 1335.585931][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1335.585971][ T32] r5:84cde000 r4:8291892c [ 1335.586002][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.586093][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.586144][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0b5e08 [ 1335.586167][ T32] r4:00000000 [ 1335.586187][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1335.586268][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1335.586311][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.586354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b53c0 [ 1335.586448][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1335.586567][ T32] r9:83018005 r8:84cde000 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 ** 1 printk messages dropped ** [ 1335.586670][ T32] r5:00001000 r4:ead39000 ** 2 printk messages dropped ** [ 1335.586868][ T32] r5:8545838c r4:85458000 ** 4 printk messages dropped ** [ 1335.587128][ T32] r4:853a9080 ** 4 printk messages dropped ** [ 1335.587371][ T32] Exception stack(0xeb0b5fb0 to 0xeb0b5ff8) ** 6 printk messages dropped ** [ 1335.587966][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1335.588703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 10 printk messages dropped ** [ 1335.589298][ T32] r5:84ea6b8c r4:84ea6800 ** 4 printk messages dropped ** [ 1335.589633][ T32] r4:84fab300 ** 4 printk messages dropped ** [ 1335.589891][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 6 printk messages dropped ** [ 1335.590215][ T32] INFO: task kworker/0:565:4646 blocked for more than 462 seconds. ** 8 printk messages dropped ** [ 1335.607469][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1335.607952][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b5680 ** 4 printk messages dropped ** [ 1335.608160][ T32] r5:00001000 r4:ead87000 ** 5 printk messages dropped ** [ 1335.608436][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1335.608760][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.609611][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 8 printk messages dropped ** [ 1335.610164][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1335.622972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 2 printk messages dropped ** [ 1335.623149][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1335.623200][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.623277][ T32] r5:00001000 r4:dfe9b000 [ 1335.623325][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.623377][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.623420][ T32] r5:84ea6b8c r4:84ea6800 [ 1335.623439][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.623581][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1335.623644][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.623763][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.623815][ T32] r4:84fab300 [ 1335.623869][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.623932][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1335.623960][ T32] r4:00000001 [ 1335.623980][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.624018][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1335.624072][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.624105][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.624132][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.624161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.624207][ T32] r4:84faa100 [ 1335.624361][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.624427][ T32] INFO: task kworker/0:566:4651 blocked for more than 462 seconds. [ 1335.624463][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.624489][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.624511][ T32] task:kworker/0:566 state:D stack:0 pid:4651 tgid:4651 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.624645][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.624756][ T32] Call trace: [ 1335.624927][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1335.624984][ T32] r10:82918930 r9:eb0c5d84 r8:00000002 r7:60000113 r6:eb0c5d8c r5:85488000 [ 1335.625008][ T32] r4:85488000 [ 1335.625103][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1335.625213][ T32] r5:85488000 r4:8291892c [ 1335.625237][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.625277][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.625322][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0c5e08 [ 1335.625345][ T32] r4:00000000 [ 1335.625364][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1335.625400][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1335.625510][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.625602][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b5500 ** 4 printk messages dropped ** [ 1335.625914][ T32] r5:00001000 r4:ead55000 ** 2 printk messages dropped ** [ 1335.626040][ T32] r5:8545878c r4:85458400 ** 9 printk messages dropped ** [ 1335.626459][ T32] Exception stack(0xeb0c5fb0 to 0xeb0c5ff8) ** 10 printk messages dropped ** [ 1335.627425][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 10 printk messages dropped ** [ 1335.627908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1335.627956][ T32] r4:e04e9dc0 [ 1335.627978][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.628028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1335.628049][ T32] r4:00000000 [ 1335.628079][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.628127][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1335.628158][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.628210][ T32] r5:00001000 r4:dfe9b000 [ 1335.628230][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.628280][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.628325][ T32] r5:84ea6b8c r4:84ea6800 [ 1335.628345][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.628391][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1335.628411][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.628455][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.628501][ T32] r4:84fab300 [ 1335.628529][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.628576][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1335.628620][ T32] r4:00000001 [ 1335.628642][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.628677][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1335.628703][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.628730][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.628757][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.628784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.628805][ T32] r4:84faa100 [ 1335.628836][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1335.628923][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.628950][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.628972][ T32] task:kworker/0:567 state:D stack:0 pid:4652 tgid:4652 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.629043][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.629111][ T32] Call trace: [ 1335.629141][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1335.629186][ T32] r10:82918930 r9:eb0c9d84 r8:00000002 r7:60000013 r6:eb0c9d8c r5:85488c00 [ 1335.629232][ T32] r4:85488c00 [ 1335.629255][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1335.629295][ T32] r5:85488c00 r4:8291892c ** 1 printk messages dropped ** [ 1335.629369][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1335.629900][ T32] r5:00001000 r4:ead97000 [ 1335.629935][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1335.630020][ T32] r5:85458f8c r4:85458c00 ** 3 printk messages dropped ** [ 1335.630160][ T32] r10:61c88647 r9:85488c00 r8:853a922c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1335.651134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1335.652115][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1335.652428][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1335.652784][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.653138][ T32] r5:84ea6b8c r4:84ea6800 ** 3 printk messages dropped ** [ 1335.653305][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1335.653784][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.654272][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.654642][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.654726][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.654777][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0d1e08 [ 1335.654799][ T32] r4:00000000 [ 1335.654817][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1335.654855][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1335.654901][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.655055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b5880 [ 1335.655092][ T32] r4:00000000 [ 1335.655114][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.655184][ T32] r9:83018005 r8:8548a400 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1335.655208][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.655301][ T32] r5:00001000 r4:eadcb000 [ 1335.655394][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.655442][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.655484][ T32] r5:8545938c r4:85459000 [ 1335.655517][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.655614][ T32] r7:dddced80 r6:83018000 r5:8545938c r4:853a9280 [ 1335.655663][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.655720][ T32] r10:61c88647 r9:8548a400 r8:853a92ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.655743][ T32] r4:853a9280 [ 1335.655762][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.655806][ T32] r10:00000000 r9:853a9280 r8:8027f5e8 r7:eb0c9e60 r6:853b0300 r5:8548a400 [ 1335.655828][ T32] r4:00000001 [ 1335.655845][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.655976][ T32] Exception stack(0xeb0d1fb0 to 0xeb0d1ff8) [ 1335.656007][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.656040][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.656067][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.656095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.656116][ T32] r4:853b5a40 [ 1335.656371][ T32] INFO: task kworker/0:568:4654 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1335.656431][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.656526][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.656619][ T32] Call trace: [ 1335.656717][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1335.656806][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1335.656868][ T32] r4:00000000 [ 1335.656891][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.656949][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1335.657005][ T32] 9d20: d3d9f000 eca73000 00000001 80239b98 7f185000 00000001 [ 1335.657039][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1335.657066][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.657090][ T32] r5:80070013 r4:80239bb0 [ 1335.657110][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1335.657449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 9 printk messages dropped ** [ 1335.657966][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 6 printk messages dropped ** [ 1335.658258][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.658320][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1335.658357][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.658384][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.658410][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.658438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.658509][ T32] r4:84faa100 [ 1335.658532][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.658558][ T32] INFO: task kworker/0:569:4655 blocked for more than 462 seconds. [ 1335.658601][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.658627][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.658649][ T32] task:kworker/0:569 state:D stack:0 pid:4655 tgid:4655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.658713][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.658757][ T32] Call trace: [ 1335.658834][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1335.658916][ T32] r10:82918930 r9:eb0d5d84 r8:00000002 r7:60000013 r6:eb0d5d8c r5:8548b000 [ 1335.659034][ T32] r4:8548b000 [ 1335.659105][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1335.659150][ T32] r5:8548b000 r4:8291892c [ 1335.659193][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.659235][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.659280][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0d5e08 [ 1335.659325][ T32] r4:00000000 [ 1335.659348][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1335.659411][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1335.659527][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.659701][ T32] r5:00001000 r4:eaf53000 [ 1335.659721][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1335.659904][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1335.681435][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.682216][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.682763][ T32] 9d20: d40ff000 eca73000 00000001 80239b98 7f185000 00000001 ** 9 printk messages dropped ** [ 1335.683081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 9 printk messages dropped ** [ 1335.683640][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 4 printk messages dropped ** [ 1335.683880][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 11 printk messages dropped ** [ 1335.684272][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1335.684688][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1335.684968][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b5a80 ** 4 printk messages dropped ** [ 1335.685159][ T32] r5:00001000 r4:eaed3000 [ 1335.685183][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.685246][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.685311][ T32] r5:8545978c r4:85459400 [ 1335.685420][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.685486][ T32] r7:dddced80 r6:83018000 r5:8545978c r4:853a9380 [ 1335.685516][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.685562][ T32] r10:61c88647 r9:85489800 r8:853a93ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.685585][ T32] r4:853a9380 [ 1335.685603][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.685645][ T32] r10:00000000 r9:853a9380 r8:8027f5e8 r7:eb0d5e60 r6:853b0400 r5:85489800 [ 1335.685668][ T32] r4:00000001 [ 1335.685715][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.685783][ T32] Exception stack(0xeb0e1fb0 to 0xeb0e1ff8) [ 1335.685817][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.685872][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.686027][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.686088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.686118][ T32] r4:853b58c0 [ 1335.686375][ T32] INFO: task kworker/0:570:4658 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1335.686415][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.686500][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.686546][ T32] Call trace: [ 1335.686614][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1335.686705][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1335.686733][ T32] r4:00000000 [ 1335.686753][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.686792][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1335.686832][ T32] 9d20: d40ff000 eca73000 00000001 80239b98 7f185000 00000001 [ 1335.686897][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1335.686949][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.686978][ T32] r5:80070013 r4:80239bb0 [ 1335.686998][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.687052][ T32] r4:82ac11e4 [ 1335.687084][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.687129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1335.687152][ T32] r4:e04e9dc0 [ 1335.687170][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.687211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1335.687233][ T32] r4:00000000 [ 1335.687251][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.687295][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1335.687316][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.687357][ T32] r5:00001000 r4:dfe9b000 [ 1335.687376][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.687444][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.687492][ T32] r5:84ea6b8c r4:84ea6800 [ 1335.687532][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.687595][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1335.687619][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.687702][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.687739][ T32] r4:84fab300 [ 1335.687767][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.687835][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1335.687867][ T32] r4:00000001 [ 1335.687892][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.687929][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 4 printk messages dropped ** [ 1335.688144][ T32] r4:84faa100 ** 5 printk messages dropped ** [ 1335.688392][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.688819][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1335.689237][ T32] r9:83018005 r8:8548bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 ** 1 printk messages dropped ** [ 1335.689302][ T32] r5:00001000 r4:eaef1000 ** 2 printk messages dropped ** [ 1335.689433][ T32] r5:85459b8c r4:85459800 ** 3 printk messages dropped ** [ 1335.689594][ T32] r10:61c88647 r9:8548bc00 r8:853a942c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1335.689918][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.689958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.689982][ T32] r4:853b5cc0 [ 1335.690185][ T32] INFO: task kworker/0:571:4659 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1335.690296][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.721057][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.721142][ T32] Call trace: [ 1335.721179][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1335.721238][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1335.721261][ T32] r4:00000000 [ 1335.721281][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.721347][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1335.721381][ T32] 9d20: d48c4000 eca73000 00000001 80239b98 7f185000 00000001 [ 1335.721414][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1335.721439][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.721462][ T32] r5:80070013 r4:80239bb0 [ 1335.721481][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.721575][ T32] r4:82ac11e4 [ 1335.721624][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.721670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1335.721693][ T32] r4:e04e9dc0 [ 1335.721712][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.721754][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1335.721829][ T32] r4:00000000 [ 1335.721851][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.721906][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1335.721927][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.722037][ T32] r5:00001000 r4:dfe9b000 [ 1335.722060][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1335.722392][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1335.722595][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.722992][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.723315][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1335.723408][ T32] r4:00000000 [ 1335.723427][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1335.723464][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1335.723498][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.723580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b5d00 [ 1335.723619][ T32] r4:00000000 [ 1335.723640][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.723685][ T32] r9:83018005 r8:84ce0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1335.723731][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.723775][ T32] r5:00001000 r4:eaf37000 [ 1335.723793][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.723833][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.723881][ T32] r5:85459f8c r4:85459c00 [ 1335.723900][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.723944][ T32] r7:dddced80 r6:83018000 r5:85459f8c r4:853a9480 [ 1335.723964][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.724008][ T32] r10:61c88647 r9:84ce0c00 r8:853a94ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.724042][ T32] r4:853a9480 [ 1335.724087][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.724134][ T32] r10:00000000 r9:853a9480 r8:8027f5e8 r7:eb0d5e60 r6:853a9500 r5:84ce0c00 [ 1335.724157][ T32] r4:00000001 [ 1335.724175][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.724234][ T32] Exception stack(0xeb071fb0 to 0xeb071ff8) [ 1335.724263][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.724304][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.724332][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.724371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.724406][ T32] r4:853b5b00 [ 1335.724836][ T32] INFO: task kworker/0:572:4661 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1335.724878][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.724932][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.724976][ T32] Call trace: [ 1335.725006][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1335.725134][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1335.725162][ T32] r4:00000000 [ 1335.725243][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.725286][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1335.725638][ T32] 9d20: d48c4000 eca73000 00000001 80239b98 7f185000 00000001 [ 1335.725672][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1335.725696][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.725719][ T32] r5:80070013 r4:80239bb0 [ 1335.725739][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.725840][ T32] r4:82ac11e4 [ 1335.725883][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.725979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1335.726006][ T32] r4:e04e9dc0 [ 1335.726026][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.726067][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1335.726105][ T32] r4:00000000 [ 1335.726126][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.726171][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1335.726205][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.726290][ T32] r5:00001000 r4:dfe9b000 [ 1335.726317][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.726358][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1335.726545][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 6 printk messages dropped ** [ 1335.726875][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1335.727270][ T32] Not tainted 6.15.0-syzkaller #0 ** 7 printk messages dropped ** [ 1335.727756][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1335.728143][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.728361][ T32] r5:00001000 r4:eb199000 [ 1335.728384][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1335.728527][ T32] r7:ddde2d80 r6:83018200 r5:8541db8c r4:853b0500 ** 5 printk messages dropped ** [ 1335.728716][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.728844][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1335.729273][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1335.729724][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 1335.729990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 6 printk messages dropped ** [ 1335.730190][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.730230][ T32] r5:00001000 r4:dfe9b000 [ 1335.730308][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.752784][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.752885][ T32] r5:84ea6b8c r4:84ea6800 [ 1335.752918][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.752966][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1335.752989][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.753059][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.753110][ T32] r4:84fab300 [ 1335.753304][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.753358][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1335.753381][ T32] r4:00000001 [ 1335.753402][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.753439][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1335.753492][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.753525][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.753551][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.753578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.753600][ T32] r4:84faa100 [ 1335.753796][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.753863][ T32] INFO: task kworker/0:573:4665 blocked for more than 462 seconds. [ 1335.753980][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.754010][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.754042][ T32] task:kworker/0:573 state:D stack:0 pid:4665 tgid:4665 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.754133][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.754211][ T32] Call trace: [ 1335.754246][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1335.754296][ T32] r10:82918930 r9:eb0fdd84 r8:00000002 r7:60000113 r6:eb0fdd8c r5:8548c800 [ 1335.754318][ T32] r4:8548c800 [ 1335.754350][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1335.754440][ T32] r5:8548c800 r4:8291892c [ 1335.754466][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1335.754804][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.755020][ T32] r5:00001000 r4:eaf71000 [ 1335.755040][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1335.755252][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1335.755739][ T32] r4:853b5dc0 ** 5 printk messages dropped ** [ 1335.756519][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 8 printk messages dropped ** [ 1335.756878][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1335.757043][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.757254][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1335.757591][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 9 printk messages dropped ** [ 1335.757932][ T32] INFO: task kworker/0:574:4666 blocked for more than 462 seconds. ** 9 printk messages dropped ** [ 1335.758433][ T32] r5:8548d400 r4:8291892c ** 3 printk messages dropped ** [ 1335.758615][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.758839][ T32] r9:83018005 r8:8548d400 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 ** 1 printk messages dropped ** [ 1335.758910][ T32] r5:00001000 r4:eaf5d000 ** 4 printk messages dropped ** [ 1335.759120][ T32] r7:dddced80 r6:83018000 r5:8545a78c r4:853a9600 ** 8 printk messages dropped ** [ 1335.759539][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.760107][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.784827][ T32] 9d20: d5313000 eca73000 00000001 80239b98 7f185000 00000001 ** 9 printk messages dropped ** [ 1335.785156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 4 printk messages dropped ** [ 1335.785327][ T32] r5:00001000 r4:dfe9b000 [ 1335.785347][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.785386][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.785450][ T32] r5:84ea6b8c r4:84ea6800 [ 1335.785493][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.785552][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1335.785577][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.785626][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.785669][ T32] r4:84fab300 [ 1335.785692][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.785788][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1335.785853][ T32] r4:00000001 [ 1335.785889][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.785940][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1335.785970][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.786000][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.786027][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.786054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.786076][ T32] r4:84faa100 [ 1335.786098][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.786140][ T32] INFO: task kworker/0:575:4669 blocked for more than 462 seconds. [ 1335.786192][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.786274][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.786306][ T32] task:kworker/0:575 state:D stack:0 pid:4669 tgid:4669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.786387][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.786433][ T32] Call trace: [ 1335.786486][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1335.786559][ T32] r10:82918930 r9:eb105d84 r8:00000002 r7:60000113 r6:eb105d8c r5:8548ec00 [ 1335.786594][ T32] r4:8548ec00 [ 1335.786617][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1335.786697][ T32] r5:8548ec00 r4:8291892c [ 1335.786732][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.786780][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.786827][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb105e08 [ 1335.786849][ T32] r4:00000000 [ 1335.786875][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1335.786913][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1335.786959][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.787014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c9500 [ 1335.787039][ T32] r4:00000000 [ 1335.787058][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.787124][ T32] r9:83018005 r8:8548ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1335.787148][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.787189][ T32] r5:00001000 r4:eafa7000 [ 1335.787214][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.787253][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.787350][ T32] r5:8545b78c r4:8545b400 [ 1335.787373][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.787418][ T32] r7:dddced80 r6:83018000 r5:8545b78c r4:853a9680 [ 1335.787438][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.787483][ T32] r10:61c88647 r9:8548ec00 r8:853a96ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.787503][ T32] r4:853a9680 [ 1335.787521][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.787563][ T32] r10:00000000 r9:853a9680 r8:8027f5e8 r7:eb0fde60 r6:853b0700 r5:8548ec00 [ 1335.787584][ T32] r4:00000001 [ 1335.787602][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.787634][ T32] Exception stack(0xeb105fb0 to 0xeb105ff8) [ 1335.787659][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.787685][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.787710][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.787736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.787777][ T32] r4:853c9100 [ 1335.788206][ T32] INFO: task kworker/0:575:4669 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1335.788239][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.788294][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.788348][ T32] Call trace: [ 1335.788435][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1335.788514][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1335.788561][ T32] r4:00000000 [ 1335.788591][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.788633][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1335.788662][ T32] 9d20: d5313000 eca73000 00000001 80239b98 7f185000 00000001 ** 9 printk messages dropped ** [ 1335.789064][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 11 printk messages dropped ** [ 1335.789597][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1335.790074][ T32] INFO: task kworker/0:576:4671 blocked for more than 462 seconds. ** 8 printk messages dropped ** [ 1335.802588][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) ** 12 printk messages dropped ** [ 1335.803111][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1335.803294][ T32] r5:8545af8c r4:8545ac00 ** 4 printk messages dropped ** [ 1335.803501][ T32] r4:853a9700 ** 7 printk messages dropped ** [ 1335.803882][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.804794][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 8 printk messages dropped ** [ 1335.805095][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1335.805202][ T32] r4:e04e9dc0 ** 5 printk messages dropped ** [ 1335.805431][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1335.805670][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.805716][ T32] r5:84ea6b8c r4:84ea6800 [ 1335.805875][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.805973][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1335.806004][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.806084][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.806111][ T32] r4:84fab300 [ 1335.806130][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.806175][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1335.806217][ T32] r4:00000001 [ 1335.806264][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.806315][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1335.806356][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.806481][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.806511][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.806542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.806564][ T32] r4:84faa100 [ 1335.806584][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.806614][ T32] INFO: task kworker/0:577:4672 blocked for more than 462 seconds. [ 1335.806658][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.806733][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.806764][ T32] task:kworker/0:577 state:D stack:0 pid:4672 tgid:4672 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.806815][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.806911][ T32] Call trace: [ 1335.806978][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1335.807027][ T32] r10:82918930 r9:eb10dd84 r8:00000002 r7:60000113 r6:eb10dd8c r5:8531e000 [ 1335.807101][ T32] r4:8531e000 [ 1335.807124][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1335.807165][ T32] r5:8531e000 r4:8291892c [ 1335.807183][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.807242][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.807291][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb10de08 [ 1335.807312][ T32] r4:00000000 [ 1335.807355][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1335.807395][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1335.807431][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.807494][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c9380 [ 1335.807555][ T32] r4:00000000 [ 1335.807607][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.807658][ T32] r9:83018005 r8:8531e000 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1335.807701][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.807771][ T32] r5:00001000 r4:eaf99000 [ 1335.807879][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.807942][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.808038][ T32] r5:8545b38c r4:8545b000 [ 1335.808086][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.808133][ T32] r7:dddced80 r6:83018000 r5:8545b38c r4:853a9780 [ 1335.808170][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.808259][ T32] r10:61c88647 r9:8531e000 r8:853a97ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.808283][ T32] r4:853a9780 [ 1335.808351][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.808398][ T32] r10:00000000 r9:853a9780 r8:8027f5e8 r7:eb105e60 r6:853b0800 r5:8531e000 [ 1335.808420][ T32] r4:00000001 [ 1335.808452][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.808514][ T32] Exception stack(0xeb10dfb0 to 0xeb10dff8) [ 1335.808545][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.808594][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.808657][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.808728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.808773][ T32] r4:853c91c0 ** 2 printk messages dropped ** [ 1335.809135][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.809417][ T32] 9d20: d5313000 eca73000 00000001 80239b98 7f185000 00000001 ** 7 printk messages dropped ** [ 1335.809723][ T32] r4:e04e9dc0 ** 6 printk messages dropped ** [ 1335.810088][ T32] r5:00001000 r4:dfe9b000 ** 6 printk messages dropped ** [ 1335.829239][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1335.829430][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 6 printk messages dropped ** [ 1335.829702][ T32] INFO: task kworker/0:578:4675 blocked for more than 462 seconds. [ 1335.829736][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.829814][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.829846][ T32] task:kworker/0:578 state:D stack:0 pid:4675 tgid:4675 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.829932][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.829998][ T32] Call trace: [ 1335.830050][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1335.830142][ T32] r10:82918930 r9:eb111d84 r8:00000002 r7:60000113 r6:eb111d8c r5:85490000 [ 1335.830168][ T32] r4:85490000 [ 1335.830247][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1335.840704][ T32] r5:85490000 r4:8291892c [ 1335.840775][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.840845][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.840902][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb111e08 [ 1335.840936][ T32] r4:00000000 [ 1335.840960][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1335.841024][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1335.841069][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.841135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c95c0 [ 1335.841161][ T32] r4:00000000 [ 1335.841229][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.841303][ T32] r9:83018005 r8:85490000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1335.841329][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.841375][ T32] r5:00001000 r4:eafb9000 [ 1335.841426][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.841492][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.841539][ T32] r5:8545bb8c r4:8545b800 [ 1335.841565][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.841647][ T32] r7:dddced80 r6:83018000 r5:8545bb8c r4:853a9800 [ 1335.841695][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.841793][ T32] r10:61c88647 r9:85490000 r8:853a982c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.841850][ T32] r4:853a9800 [ 1335.841891][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.841976][ T32] r10:00000000 r9:853a9800 r8:8027f5e8 r7:eb105e60 r6:853b0880 r5:85490000 [ 1335.842021][ T32] r4:00000001 [ 1335.842067][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.842161][ T32] Exception stack(0xeb111fb0 to 0xeb111ff8) [ 1335.842252][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.842287][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.842315][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.842346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.842387][ T32] r4:853c9440 [ 1335.842813][ T32] INFO: task kworker/0:578:4675 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1335.842847][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.842976][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.843027][ T32] Call trace: [ 1335.843074][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1335.843124][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1335.843176][ T32] r4:00000000 [ 1335.843250][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.843318][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1335.843351][ T32] 9d20: d5add000 eca73000 00000001 80239b98 7f185000 00000001 [ 1335.843380][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1335.843429][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.843457][ T32] r5:80070013 r4:80239bb0 [ 1335.843478][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.843519][ T32] r4:82ac11e4 [ 1335.843539][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.843609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1335.843649][ T32] r4:e04e9dc0 [ 1335.843707][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.843753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1335.843848][ T32] r4:00000000 [ 1335.843877][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.843936][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1335.843981][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.844038][ T32] r5:00001000 r4:dfe9b000 ** 2 printk messages dropped ** [ 1335.844146][ T32] r5:84ea6b8c r4:84ea6800 ** 3 printk messages dropped ** [ 1335.844352][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1335.844566][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1335.844892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 4 printk messages dropped ** [ 1335.845097][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 3 printk messages dropped ** [ 1335.845260][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1335.845552][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.845618][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.845678][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb119e08 [ 1335.845719][ T32] r4:00000000 [ 1335.845790][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1335.845867][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1335.845933][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.846008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c9840 [ 1335.846048][ T32] r4:00000000 [ 1335.846070][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.846128][ T32] r9:83018005 r8:85490c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1335.846185][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.846283][ T32] r5:00001000 r4:eb125000 [ 1335.846331][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.846433][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.846480][ T32] r5:8545c38c r4:8545c000 [ 1335.846499][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.846543][ T32] r7:dddced80 r6:83018000 r5:8545c38c r4:853a9880 [ 1335.846562][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.846612][ T32] r10:61c88647 r9:85490c00 r8:853a98ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.846637][ T32] r4:853a9880 [ 1335.846697][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.846781][ T32] r10:00000000 r9:853a9880 r8:8027f5e8 r7:eb111e60 r6:853b0900 r5:85490c00 [ 1335.846805][ T32] r4:00000001 [ 1335.846828][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.846896][ T32] Exception stack(0xeb119fb0 to 0xeb119ff8) [ 1335.846941][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.846987][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.847017][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.847070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.847142][ T32] r4:853c9440 [ 1335.847422][ T32] INFO: task kworker/0:579:4676 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1335.847468][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.847552][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.847632][ T32] Call trace: [ 1335.847663][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1335.847712][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1335.847751][ T32] r4:00000000 [ 1335.847772][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.847811][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1335.847840][ T32] 9d20: d5add000 eca73000 00000001 80239b98 7f185000 00000001 [ 1335.847902][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1335.847931][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.847989][ T32] r5:80070013 r4:80239bb0 [ 1335.848012][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.848062][ T32] r4:82ac11e4 [ 1335.848083][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.848126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1335.848148][ T32] r4:e04e9dc0 [ 1335.848166][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.848206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1335.848247][ T32] r4:00000000 [ 1335.848270][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.848314][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1335.848335][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.848376][ T32] r5:00001000 r4:dfe9b000 [ 1335.848394][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.848436][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.848504][ T32] r5:84ea6b8c r4:84ea6800 [ 1335.848575][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.848664][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1335.848689][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.848734][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.848756][ T32] r4:84fab300 [ 1335.848775][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.848819][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1335.848840][ T32] r4:00000001 [ 1335.848888][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.848927][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1335.848989][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.849058][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.849090][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.849124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.849147][ T32] r4:84faa100 [ 1335.849166][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.849213][ T32] INFO: task kworker/0:580:4678 blocked for more than 462 seconds. [ 1335.849243][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.849265][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.849285][ T32] task:kworker/0:580 state:D stack:0 pid:4678 tgid:4678 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.849358][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.849458][ T32] Call trace: [ 1335.849493][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1335.849551][ T32] r10:82918930 r9:eb11dd84 r8:00000002 r7:60000113 r6:eb11dd8c r5:85491800 [ 1335.849590][ T32] r4:85491800 [ 1335.849616][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1335.849706][ T32] r5:85491800 r4:8291892c [ 1335.849729][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.849842][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.849902][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb11de08 [ 1335.849925][ T32] r4:00000000 [ 1335.849944][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1335.850007][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1335.850097][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.850168][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c9740 [ 1335.850223][ T32] r4:00000000 [ 1335.850247][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.872738][ T32] r9:83018005 r8:85491800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1335.872872][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.872957][ T32] r5:00001000 r4:eb11f000 [ 1335.873048][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.873124][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.873213][ T32] r5:8545bf8c r4:8545bc00 [ 1335.873244][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.873293][ T32] r7:dddced80 r6:83018000 r5:8545bf8c r4:853a9900 [ 1335.873314][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.873362][ T32] r10:61c88647 r9:85491800 r8:853a992c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.873383][ T32] r4:853a9900 [ 1335.873402][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.873447][ T32] r10:00000000 r9:853a9900 r8:8027f5e8 r7:eb119e60 r6:853b0980 r5:85491800 [ 1335.873469][ T32] r4:00000001 [ 1335.873504][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.873544][ T32] Exception stack(0xeb11dfb0 to 0xeb11dff8) [ 1335.873574][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.873603][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.873628][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.873681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.873706][ T32] r4:853c94c0 [ 1335.874170][ T32] INFO: task kworker/0:580:4678 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1335.874209][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.874296][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.874356][ T32] Call trace: [ 1335.874418][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1335.874470][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1335.874494][ T32] r4:00000000 [ 1335.874513][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.874557][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1335.874613][ T32] 9d20: d5e57000 eca73000 00000001 80239b98 7f185000 00000001 [ 1335.874648][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1335.874678][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.874703][ T32] r5:80070013 r4:80239bb0 [ 1335.874734][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.874797][ T32] r4:82ac11e4 [ 1335.874844][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.874900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1335.874923][ T32] r4:e04e9dc0 [ 1335.874960][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.875005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1335.875059][ T32] r4:00000000 [ 1335.875084][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.875156][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1335.875183][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.875227][ T32] r5:00001000 r4:dfe9b000 [ 1335.875274][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.875319][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.875375][ T32] r5:84ea6b8c r4:84ea6800 [ 1335.875423][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.875497][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1335.875545][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.875595][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.875617][ T32] r4:84fab300 [ 1335.875646][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.875695][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1335.875755][ T32] r4:00000001 [ 1335.875778][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.875837][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1335.875885][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.875940][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.875970][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.876009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.876049][ T32] r4:84faa100 [ 1335.876095][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.876157][ T32] INFO: task kworker/0:581:4681 blocked for more than 462 seconds. [ 1335.876213][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.876281][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.876307][ T32] task:kworker/0:581 state:D stack:0 pid:4681 tgid:4681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.876381][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.876492][ T32] Call trace: [ 1335.876554][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1335.876601][ T32] r10:82918930 r9:eb135d84 r8:00000002 r7:60000013 r6:eb135d8c r5:85493c00 [ 1335.876673][ T32] r4:85493c00 [ 1335.876714][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1335.876774][ T32] r5:85493c00 r4:8291892c [ 1335.876830][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.876884][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.876933][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb135e08 [ 1335.876978][ T32] r4:00000000 [ 1335.877001][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1335.877069][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1335.877123][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.877219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c9940 [ 1335.877251][ T32] r4:00000000 [ 1335.877271][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.877350][ T32] r9:83018005 r8:85493c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1335.877416][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.877467][ T32] r5:00001000 r4:dfd9f000 [ 1335.877487][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.877538][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.877584][ T32] r5:8545c78c r4:8545c400 [ 1335.877604][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.877651][ T32] r7:dddced80 r6:83018000 r5:8545c78c r4:853a9980 [ 1335.877671][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.877716][ T32] r10:61c88647 r9:85493c00 r8:853a99ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.877739][ T32] r4:853a9980 [ 1335.877757][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.877841][ T32] r10:00000000 r9:853a9980 r8:8027f5e8 r7:eb119e60 r6:853b0a00 r5:85493c00 [ 1335.877868][ T32] r4:00000001 [ 1335.877888][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.877923][ T32] Exception stack(0xeb135fb0 to 0xeb135ff8) [ 1335.877973][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.878007][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.878034][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.878085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.878110][ T32] r4:853c96c0 [ 1335.878327][ T32] INFO: task kworker/0:581:4681 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1335.878360][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.878444][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.878491][ T32] Call trace: [ 1335.878549][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1335.878600][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1335.878626][ T32] r4:00000000 [ 1335.878646][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.878684][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1335.878712][ T32] 9d20: d5e57000 eca73000 00000001 80239b98 7f185000 00000001 [ 1335.878746][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1335.878801][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.878896][ T32] r5:80070013 r4:80239bb0 [ 1335.878932][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.879017][ T32] r4:82ac11e4 [ 1335.879055][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.879131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1335.879181][ T32] r4:e04e9dc0 [ 1335.879202][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.879247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1335.879295][ T32] r4:00000000 [ 1335.879317][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.879386][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1335.879440][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.879496][ T32] r5:00001000 r4:dfe9b000 [ 1335.879517][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.879555][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.879621][ T32] r5:84ea6b8c r4:84ea6800 [ 1335.879674][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.879724][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1335.879755][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.879826][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.879868][ T32] r4:84fab300 [ 1335.879893][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.879941][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1335.879962][ T32] r4:00000001 [ 1335.879980][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.880039][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1335.880070][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.880099][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.880126][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.880166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.880191][ T32] r4:84faa100 [ 1335.880211][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.880259][ T32] INFO: task kworker/0:582:4683 blocked for more than 462 seconds. [ 1335.880288][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.880312][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.880344][ T32] task:kworker/0:582 state:D stack:0 pid:4683 tgid:4683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.880393][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.900777][ T32] Call trace: [ 1335.900948][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1335.901052][ T32] r10:82918930 r9:eb13dd84 r8:00000002 r7:60000113 r6:eb13dd8c r5:85494800 [ 1335.901081][ T32] r4:85494800 [ 1335.901102][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1335.901158][ T32] r5:85494800 r4:8291892c [ 1335.901181][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.901223][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.901353][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb13de08 [ 1335.901394][ T32] r4:00000000 [ 1335.901621][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1335.901695][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1335.901742][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.901832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c9a00 [ 1335.901855][ T32] r4:00000000 [ 1335.901881][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.901931][ T32] r9:83018005 r8:85494800 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1335.901951][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.901998][ T32] r5:00001000 r4:e04b1000 [ 1335.902064][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.902107][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.902174][ T32] r5:8545cb8c r4:8545c800 [ 1335.902198][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.902246][ T32] r7:dddced80 r6:83018000 r5:8545cb8c r4:853a9a00 [ 1335.902268][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.902337][ T32] r10:61c88647 r9:85494800 r8:853a9a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.902386][ T32] r4:853a9a00 [ 1335.902409][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.902464][ T32] r10:00000000 r9:853a9a00 r8:8027f5e8 r7:eb135e60 r6:853b0a80 r5:85494800 [ 1335.902486][ T32] r4:00000001 [ 1335.902505][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.902541][ T32] Exception stack(0xeb13dfb0 to 0xeb13dff8) [ 1335.902570][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.902615][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.902646][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.902680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.902723][ T32] r4:853c98c0 [ 1335.903199][ T32] INFO: task kworker/0:582:4683 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1335.903261][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.903395][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.903466][ T32] Call trace: [ 1335.903664][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1335.903721][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1335.903758][ T32] r4:00000000 [ 1335.903780][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.903820][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1335.903848][ T32] 9d20: d607b000 eca73000 00000001 80239b98 7f185000 00000001 [ 1335.903898][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1335.903954][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.903990][ T32] r5:80070013 r4:80239bb0 [ 1335.904012][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.904081][ T32] r4:82ac11e4 [ 1335.904120][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.904191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1335.904217][ T32] r4:e04e9dc0 [ 1335.904253][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.904298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1335.904320][ T32] r4:00000000 [ 1335.904395][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.904491][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1335.904516][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.904592][ T32] r5:00001000 r4:dfe9b000 [ 1335.904649][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.904698][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.904741][ T32] r5:84ea6b8c r4:84ea6800 [ 1335.904760][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.904804][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1335.904871][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.904956][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.904990][ T32] r4:84fab300 [ 1335.905010][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.905084][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1335.905109][ T32] r4:00000001 [ 1335.905128][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.905164][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1335.905191][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.905218][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.905243][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.905273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.905295][ T32] r4:84faa100 [ 1335.905316][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.905357][ T32] INFO: task kworker/0:583:4685 blocked for more than 462 seconds. [ 1335.905417][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.905475][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.905524][ T32] task:kworker/0:583 state:D stack:0 pid:4685 tgid:4685 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.905577][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.905672][ T32] Call trace: [ 1335.905746][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1335.905844][ T32] r10:82918930 r9:eb145d84 r8:00000002 r7:60000013 r6:eb145d8c r5:85493000 [ 1335.905892][ T32] r4:85493000 [ 1335.905964][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1335.906058][ T32] r5:85493000 r4:8291892c [ 1335.906104][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.906146][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.906211][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb145e08 [ 1335.906256][ T32] r4:00000000 [ 1335.906279][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1335.906331][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1335.906422][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.906492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c9d40 [ 1335.906517][ T32] r4:00000000 [ 1335.906560][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.906607][ T32] r9:83018005 r8:85493000 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1335.906631][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.906702][ T32] r5:00001000 r4:ea9ff000 [ 1335.906729][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.906853][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.906932][ T32] r5:8545d38c r4:8545d000 [ 1335.906964][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.907060][ T32] r7:dddced80 r6:83018000 r5:8545d38c r4:853a9a80 [ 1335.907085][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.907132][ T32] r10:61c88647 r9:85493000 r8:853a9aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.907211][ T32] r4:853a9a80 [ 1335.907233][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.907279][ T32] r10:00000000 r9:853a9a80 r8:8027f5e8 r7:eb13de60 r6:853b0b00 r5:85493000 [ 1335.907301][ T32] r4:00000001 [ 1335.907335][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.907383][ T32] Exception stack(0xeb145fb0 to 0xeb145ff8) [ 1335.907423][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.907455][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.907493][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.907583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.907641][ T32] r4:853c98c0 [ 1335.907891][ T32] INFO: task kworker/0:583:4685 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1335.907926][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.907982][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.908046][ T32] Call trace: [ 1335.908080][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1335.908130][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1335.908176][ T32] r4:00000000 [ 1335.908199][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.908239][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1335.908267][ T32] 9d20: d607b000 eca73000 00000001 80239b98 7f185000 00000001 [ 1335.908297][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1335.908338][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.908388][ T32] r5:80070013 r4:80239bb0 [ 1335.908411][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.908453][ T32] r4:82ac11e4 [ 1335.908555][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.908601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1335.908630][ T32] r4:e04e9dc0 [ 1335.908659][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.908704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1335.908726][ T32] r4:00000000 [ 1335.908746][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.908790][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1335.908811][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.908857][ T32] r5:00001000 r4:dfe9b000 [ 1335.908884][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.908923][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.909005][ T32] r5:84ea6b8c r4:84ea6800 [ 1335.909036][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.909086][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1335.909106][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.909154][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.909199][ T32] r4:84fab300 [ 1335.909224][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.909269][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1335.909345][ T32] r4:00000001 [ 1335.909400][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.909461][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1335.909488][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.909515][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.909542][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.909569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.909590][ T32] r4:84faa100 [ 1335.909611][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.909636][ T32] INFO: task kworker/0:584:4686 blocked for more than 462 seconds. [ 1335.909666][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.909713][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.909738][ T32] task:kworker/0:584 state:D stack:0 pid:4686 tgid:4686 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.909832][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.909880][ T32] Call trace: [ 1335.909910][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1335.909977][ T32] r10:82918930 r9:eb149d84 r8:00000002 r7:60000013 r6:eb149d8c r5:85496000 [ 1335.910011][ T32] r4:85496000 [ 1335.910056][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1335.910099][ T32] r5:85496000 r4:8291892c [ 1335.910118][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.910157][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.910202][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb149e08 [ 1335.910373][ T32] r4:00000000 [ 1335.929132][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1335.929412][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1335.929490][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.929583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c9c40 [ 1335.929615][ T32] r4:00000000 [ 1335.929637][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.929686][ T32] r9:83018005 r8:85496000 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1335.929707][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.929827][ T32] r5:00001000 r4:e05f3000 [ 1335.929866][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.929911][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.929956][ T32] r5:8545cf8c r4:8545cc00 [ 1335.929977][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.930023][ T32] r7:dddced80 r6:83018000 r5:8545cf8c r4:853a9b00 [ 1335.930043][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.930088][ T32] r10:61c88647 r9:85496000 r8:853a9b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.930110][ T32] r4:853a9b00 [ 1335.930129][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.930173][ T32] r10:00000000 r9:853a9b00 r8:8027f5e8 r7:eb145e60 r6:853b0b80 r5:85496000 [ 1335.930196][ T32] r4:00000001 [ 1335.930215][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.930251][ T32] Exception stack(0xeb149fb0 to 0xeb149ff8) [ 1335.930280][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.945924][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.946034][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.946073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.946100][ T32] r4:853c9a40 [ 1335.946563][ T32] INFO: task kworker/0:584:4686 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1335.946632][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.946741][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.946891][ T32] Call trace: [ 1335.946931][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1335.947026][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1335.947076][ T32] r4:00000000 [ 1335.947124][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.947217][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1335.947251][ T32] 9d20: d681e000 eca73000 00000001 80239b98 7f185000 00000001 [ 1335.947281][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1335.947307][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.947331][ T32] r5:80070013 r4:80239bb0 [ 1335.947351][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.947406][ T32] r4:82ac11e4 [ 1335.947430][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.947474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1335.947497][ T32] r4:e04e9dc0 [ 1335.947540][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.947586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1335.947608][ T32] r4:00000000 [ 1335.947641][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.947691][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1335.947753][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.947798][ T32] r5:00001000 r4:dfe9b000 [ 1335.947823][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.947898][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.947971][ T32] r5:84ea6b8c r4:84ea6800 [ 1335.948044][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.948127][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1335.948164][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.948214][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.948261][ T32] r4:84fab300 [ 1335.948320][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.948477][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1335.948504][ T32] r4:00000001 [ 1335.948524][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.948559][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1335.948586][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.948616][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.948672][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.948705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.948727][ T32] r4:84faa100 [ 1335.948748][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.948804][ T32] INFO: task kworker/0:585:4689 blocked for more than 462 seconds. [ 1335.948841][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.948872][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.948894][ T32] task:kworker/0:585 state:D stack:0 pid:4689 tgid:4689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.949007][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.949053][ T32] Call trace: [ 1335.949229][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1335.949281][ T32] r10:82918930 r9:eb151d84 r8:00000002 r7:60000013 r6:eb151d8c r5:85495400 [ 1335.949305][ T32] r4:85495400 [ 1335.949457][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1335.949539][ T32] r5:85495400 r4:8291892c [ 1335.949587][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.949636][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.949685][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb151e08 [ 1335.949732][ T32] r4:00000000 [ 1335.949758][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1335.949839][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1335.949882][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.949923][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b5dc0 [ 1335.949946][ T32] r4:00000000 [ 1335.949989][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.950061][ T32] r9:83018005 r8:85495400 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1335.950085][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.950144][ T32] r5:00001000 r4:eaa6f000 [ 1335.950216][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.950258][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.958021][ T32] r5:8545db8c r4:8545d800 [ 1335.958090][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.958171][ T32] r7:dddced80 r6:83018000 r5:8545db8c r4:853a9b80 [ 1335.958221][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.958298][ T32] r10:61c88647 r9:85495400 r8:853a9bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.958326][ T32] r4:853a9b80 [ 1335.958394][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.958451][ T32] r10:00000000 r9:853a9b80 r8:8027f5e8 r7:eb145e60 r6:853b0c00 r5:85495400 [ 1335.958498][ T32] r4:00000001 [ 1335.958520][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.958558][ T32] Exception stack(0xeb151fb0 to 0xeb151ff8) [ 1335.958614][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.958648][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.958674][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.958751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.958786][ T32] r4:853c9cc0 [ 1335.959274][ T32] INFO: task kworker/0:585:4689 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1335.959319][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.959433][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.959498][ T32] Call trace: [ 1335.959594][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1335.959676][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1335.959703][ T32] r4:00000000 [ 1335.959722][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.959774][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1335.959807][ T32] 9d20: d681e000 eca73000 00000001 80239b98 7f185000 00000001 [ 1335.959837][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1335.959963][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.959994][ T32] r5:80070013 r4:80239bb0 [ 1335.960014][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.960056][ T32] r4:82ac11e4 [ 1335.960076][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.960118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1335.960142][ T32] r4:e04e9dc0 [ 1335.960163][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.960219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1335.960315][ T32] r4:00000000 [ 1335.973936][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.974037][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1335.974089][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.974147][ T32] r5:00001000 r4:dfe9b000 [ 1335.974169][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.974216][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.974263][ T32] r5:84ea6b8c r4:84ea6800 [ 1335.974284][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.974332][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1335.974353][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.974399][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.974434][ T32] r4:84fab300 [ 1335.974489][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.974543][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1335.974567][ T32] r4:00000001 [ 1335.974607][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.974662][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1335.974694][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.974762][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.974823][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.974856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.974894][ T32] r4:84faa100 [ 1335.974943][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.974978][ T32] INFO: task kworker/0:586:4690 blocked for more than 462 seconds. [ 1335.975011][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.975035][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.975058][ T32] task:kworker/0:586 state:D stack:0 pid:4690 tgid:4690 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.975142][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.975214][ T32] Call trace: [ 1335.975250][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1335.975351][ T32] r10:82918930 r9:eb141d84 r8:00000002 r7:60000013 r6:eb141d8c r5:84ce6c00 [ 1335.975378][ T32] r4:84ce6c00 [ 1335.975398][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1335.975464][ T32] r5:84ce6c00 r4:8291892c [ 1335.975488][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.975551][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.975665][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb141e08 [ 1335.975716][ T32] r4:00000000 [ 1335.975740][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1335.975778][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1335.975815][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.975856][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a1b00 [ 1335.975909][ T32] r4:00000000 [ 1335.975932][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.975978][ T32] r9:83018005 r8:84ce6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1335.976022][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.976067][ T32] r5:00001000 r4:eaa39000 [ 1335.976086][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.976124][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.976166][ T32] r5:8545d78c r4:8545d400 [ 1335.976185][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.976228][ T32] r7:dddced80 r6:83018000 r5:8545d78c r4:853a9c00 [ 1335.976322][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.976372][ T32] r10:61c88647 r9:84ce6c00 r8:853a9c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.976394][ T32] r4:853a9c00 [ 1335.976412][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.976454][ T32] r10:00000000 r9:853a9c00 r8:8027f5e8 r7:eb151e60 r6:853a9c80 r5:84ce6c00 [ 1335.976502][ T32] r4:00000001 [ 1335.976548][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.976586][ T32] Exception stack(0xeb141fb0 to 0xeb141ff8) [ 1335.976631][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.976686][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.976740][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.976796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.976863][ T32] r4:853c9cc0 [ 1335.977298][ T32] INFO: task kworker/0:586:4690 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1335.977332][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.977430][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.977476][ T32] Call trace: [ 1335.977505][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1335.977558][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1335.977594][ T32] r4:00000000 [ 1335.977617][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.977715][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1335.977807][ T32] 9d20: d6c5e000 eca73000 00000001 80239b98 7f185000 00000001 [ 1335.977850][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1335.977882][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.977906][ T32] r5:80070013 r4:80239bb0 [ 1335.977952][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.978030][ T32] r4:82ac11e4 [ 1335.978053][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.978097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1335.978167][ T32] r4:e04e9dc0 [ 1335.978189][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.978234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1335.978255][ T32] r4:00000000 [ 1335.978298][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.978362][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1335.978386][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.978441][ T32] r5:00001000 r4:dfe9b000 [ 1335.978464][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.978503][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.978544][ T32] r5:84ea6b8c r4:84ea6800 [ 1335.978587][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.978642][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1335.978663][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.978711][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.978733][ T32] r4:84fab300 [ 1335.978773][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.978835][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1335.978864][ T32] r4:00000001 [ 1335.978885][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.978920][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1335.978955][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.979018][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.979050][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.979099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.979126][ T32] r4:84faa100 [ 1335.979147][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.979184][ T32] INFO: task kworker/0:587:4692 blocked for more than 462 seconds. [ 1335.979244][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.979270][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.979343][ T32] task:kworker/0:587 state:D stack:0 pid:4692 tgid:4692 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.979470][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.979551][ T32] Call trace: [ 1335.979584][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1335.979636][ T32] r10:82918930 r9:eafb1d84 r8:00000002 r7:60000013 r6:eafb1d8c r5:853e3000 [ 1335.979659][ T32] r4:853e3000 [ 1335.979702][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1335.979755][ T32] r5:853e3000 r4:8291892c [ 1335.979774][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.979837][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.979893][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafb1e08 [ 1335.979926][ T32] r4:00000000 [ 1335.979956][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1335.979994][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1335.980030][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.980071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d5200 [ 1335.980104][ T32] r4:00000000 [ 1335.980125][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1335.980192][ T32] r9:83018005 r8:853e3000 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1335.980223][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.001098][ T32] r5:00001000 r4:eaae7000 [ 1336.001166][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.001255][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.001339][ T32] r5:8545df8c r4:8545dc00 [ 1336.001402][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.001501][ T32] r7:dddced80 r6:83018000 r5:8545df8c r4:853a9d00 [ 1336.001541][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.001648][ T32] r10:61c88647 r9:853e3000 r8:853a9d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.001706][ T32] r4:853a9d00 [ 1336.001731][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.001834][ T32] r10:00000000 r9:853a9d00 r8:8027f5e8 r7:eb151e60 r6:853a9d80 r5:853e3000 [ 1336.001901][ T32] r4:00000001 [ 1336.001927][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.001966][ T32] Exception stack(0xeafb1fb0 to 0xeafb1ff8) [ 1336.001997][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.002050][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.002106][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.002139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.002168][ T32] r4:853c9fc0 [ 1336.002691][ T32] INFO: task kworker/0:587:4692 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1336.002730][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.002802][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.002910][ T32] Call trace: [ 1336.002945][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1336.003022][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1336.003049][ T32] r4:00000000 [ 1336.003069][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.003134][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1336.003166][ T32] 9d20: d6fe5000 eca73000 00000001 80239b98 7f185000 00000001 [ 1336.003195][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1336.003221][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1336.003268][ T32] r5:80070013 r4:80239bb0 [ 1336.003316][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.003388][ T32] r4:82ac11e4 [ 1336.003412][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.003454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1336.003477][ T32] r4:e04e9dc0 [ 1336.003520][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.003592][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1336.003617][ T32] r4:00000000 [ 1336.003648][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1336.003700][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1336.003723][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.003775][ T32] r5:00001000 r4:dfe9b000 [ 1336.003828][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.003878][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.003941][ T32] r5:84ea6b8c r4:84ea6800 [ 1336.003963][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.004010][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1336.004032][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.004090][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.004139][ T32] r4:84fab300 [ 1336.004161][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.004232][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1336.004282][ T32] r4:00000001 [ 1336.004305][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.004340][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1336.004368][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.004401][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.004428][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.004456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.004477][ T32] r4:84faa100 [ 1336.004497][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.004529][ T32] INFO: task kworker/0:588:4694 blocked for more than 462 seconds. [ 1336.004562][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.004611][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.004636][ T32] task:kworker/0:588 state:D stack:0 pid:4694 tgid:4694 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.004687][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.004854][ T32] Call trace: [ 1336.004921][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1336.004972][ T32] r10:82918930 r9:eb155d84 r8:00000002 r7:60000113 r6:eb155d8c r5:85408000 [ 1336.005020][ T32] r4:85408000 [ 1336.005044][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1336.005085][ T32] r5:85408000 r4:8291892c [ 1336.005129][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.005224][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.005322][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb155e08 [ 1336.005373][ T32] r4:00000000 [ 1336.005404][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1336.005473][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1336.005519][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.005585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d5440 [ 1336.005616][ T32] r4:00000000 [ 1336.005639][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1336.005710][ T32] r9:83018005 r8:85408000 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1336.005735][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.005850][ T32] r5:00001000 r4:eab19000 [ 1336.005892][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.005987][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.006034][ T32] r5:8545e38c r4:8545e000 [ 1336.006054][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.006122][ T32] r7:dddced80 r6:83018000 r5:8545e38c r4:853a9e00 [ 1336.006198][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.006250][ T32] r10:61c88647 r9:85408000 r8:853a9e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.006296][ T32] r4:853a9e00 [ 1336.006374][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.006473][ T32] r10:00000000 r9:853a9e00 r8:8027f5e8 r7:eafb1e60 r6:853a9e80 r5:85408000 [ 1336.006510][ T32] r4:00000001 [ 1336.006532][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.006575][ T32] Exception stack(0xeb155fb0 to 0xeb155ff8) [ 1336.006602][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.006634][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.006663][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.006691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.006726][ T32] r4:853c9fc0 [ 1336.007051][ T32] INFO: task kworker/0:588:4694 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1336.007113][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.007338][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.007391][ T32] Call trace: [ 1336.007460][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1336.007514][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1336.007546][ T32] r4:00000000 [ 1336.007565][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.007623][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1336.007656][ T32] 9d20: d6fe5000 eca73000 00000001 80239b98 7f185000 00000001 [ 1336.007686][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1336.007722][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1336.007749][ T32] r5:80070013 r4:80239bb0 [ 1336.007780][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.007849][ T32] r4:82ac11e4 [ 1336.007880][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.007947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1336.007972][ T32] r4:e04e9dc0 [ 1336.007991][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.008034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1336.008105][ T32] r4:00000000 [ 1336.008127][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1336.008175][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1336.008196][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.008239][ T32] r5:00001000 r4:dfe9b000 [ 1336.008258][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.008295][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.008335][ T32] r5:84ea6b8c r4:84ea6800 [ 1336.008359][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.008431][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1336.008455][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.008552][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.008584][ T32] r4:84fab300 [ 1336.008623][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.008687][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1336.008713][ T32] r4:00000001 [ 1336.008732][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.008766][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1336.008815][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.008849][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.008903][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.008952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.009027][ T32] r4:84faa100 [ 1336.009062][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.009090][ T32] INFO: task kworker/0:589:4698 blocked for more than 462 seconds. [ 1336.009143][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.009170][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.009216][ T32] task:kworker/0:589 state:D stack:0 pid:4698 tgid:4698 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.009330][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.009380][ T32] Call trace: [ 1336.009412][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1336.009459][ T32] r10:82918930 r9:eb159d84 r8:00000002 r7:60000013 r6:eb159d8c r5:85409800 [ 1336.009501][ T32] r4:85409800 [ 1336.009545][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1336.009589][ T32] r5:85409800 r4:8291892c [ 1336.009611][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.009700][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.009751][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb159e08 [ 1336.009890][ T32] r4:00000000 [ 1336.009916][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1336.009981][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1336.010029][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.010071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d55c0 [ 1336.010094][ T32] r4:00000000 [ 1336.010111][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1336.010154][ T32] r9:83018005 r8:85409800 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1336.010175][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.010222][ T32] r5:00001000 r4:eac53000 [ 1336.010271][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.025400][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.025550][ T32] r5:8545eb8c r4:8545e800 [ 1336.025585][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.025663][ T32] r7:dddced80 r6:83018000 r5:8545eb8c r4:853a9f00 [ 1336.025738][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.025842][ T32] r10:61c88647 r9:85409800 r8:853a9f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.025899][ T32] r4:853a9f00 [ 1336.025939][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.025991][ T32] r10:00000000 r9:853a9f00 r8:8027f5e8 r7:eb155e60 r6:853a9f80 r5:85409800 [ 1336.026063][ T32] r4:00000001 [ 1336.026086][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.026124][ T32] Exception stack(0xeb159fb0 to 0xeb159ff8) [ 1336.026156][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.026185][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.026222][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.026281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.026320][ T32] r4:853d5280 [ 1336.026797][ T32] INFO: task kworker/0:589:4698 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1336.026892][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.026992][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.027108][ T32] Call trace: [ 1336.027145][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1336.027199][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1336.027223][ T32] r4:00000000 [ 1336.027244][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.027284][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1336.027337][ T32] 9d20: d70c6000 eca73000 00000001 80239b98 7f185000 00000001 [ 1336.027372][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1336.027399][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1336.027423][ T32] r5:80070013 r4:80239bb0 [ 1336.027443][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.027609][ T32] r4:82ac11e4 [ 1336.027634][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.027677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1336.027704][ T32] r4:e04e9dc0 [ 1336.027726][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.027769][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1336.027791][ T32] r4:00000000 [ 1336.027809][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1336.027856][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1336.027891][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.027960][ T32] r5:00001000 r4:dfe9b000 [ 1336.027983][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.028025][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.028066][ T32] r5:84ea6b8c r4:84ea6800 [ 1336.028085][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.028132][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1336.028171][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.028222][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.028298][ T32] r4:84fab300 [ 1336.028322][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.028392][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1336.028418][ T32] r4:00000001 [ 1336.028486][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.028538][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1336.028567][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.028619][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.028649][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.028680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.028702][ T32] r4:84faa100 [ 1336.028723][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.028790][ T32] INFO: task kworker/0:590:4700 blocked for more than 462 seconds. [ 1336.028838][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.028890][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.028926][ T32] task:kworker/0:590 state:D stack:0 pid:4700 tgid:4700 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.029045][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.029184][ T32] Call trace: [ 1336.029256][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1336.029306][ T32] r10:82918930 r9:eb15dd84 r8:00000002 r7:60000113 r6:eb15dd8c r5:8540a400 [ 1336.029330][ T32] r4:8540a400 [ 1336.029373][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1336.029417][ T32] r5:8540a400 r4:8291892c [ 1336.029438][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.029502][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.029562][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb15de08 [ 1336.029584][ T32] r4:00000000 [ 1336.029618][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1336.029713][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1336.029830][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.029922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d53c0 [ 1336.029948][ T32] r4:00000000 [ 1336.029970][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1336.030040][ T32] r9:83018005 r8:8540a400 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1336.030065][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.030134][ T32] r5:00001000 r4:eab43000 [ 1336.030181][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.030325][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.047517][ T32] r5:8545e78c r4:8545e400 [ 1336.047571][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.047646][ T32] r7:dddced80 r6:83018000 r5:8545e78c r4:853d7000 [ 1336.047667][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.047715][ T32] r10:61c88647 r9:8540a400 r8:853d702c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.047737][ T32] r4:853d7000 [ 1336.047758][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.047819][ T32] r10:00000000 r9:853d7000 r8:8027f5e8 r7:eb159e60 r6:853d7080 r5:8540a400 [ 1336.047845][ T32] r4:00000001 [ 1336.047870][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.047910][ T32] Exception stack(0xeb15dfb0 to 0xeb15dff8) [ 1336.047939][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.047968][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.048018][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.048075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.048100][ T32] r4:853d5580 [ 1336.048559][ T32] INFO: task kworker/0:590:4700 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1336.048717][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.048902][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.049041][ T32] Call trace: [ 1336.049078][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1336.049196][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1336.049226][ T32] r4:00000000 [ 1336.049261][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.049380][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1336.049413][ T32] 9d20: d7590000 eca73000 00000001 80239b98 7f185000 00000001 [ 1336.049494][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1336.049547][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1336.049573][ T32] r5:80070013 r4:80239bb0 [ 1336.049595][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.049650][ T32] r4:82ac11e4 [ 1336.049697][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.049745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1336.049820][ T32] r4:e04e9dc0 [ 1336.049845][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.049902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1336.049976][ T32] r4:00000000 [ 1336.050001][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1336.050051][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1336.050075][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.050118][ T32] r5:00001000 r4:dfe9b000 [ 1336.050139][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.050201][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.055725][ T32] r5:84ea6b8c r4:84ea6800 [ 1336.055822][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.055911][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1336.056009][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.056068][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.056093][ T32] r4:84fab300 [ 1336.056113][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.056159][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1336.056182][ T32] r4:00000001 [ 1336.056202][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.056302][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1336.056338][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.056368][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.056394][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.056434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.056460][ T32] r4:84faa100 [ 1336.056570][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.056606][ T32] INFO: task kworker/0:591:4702 blocked for more than 462 seconds. [ 1336.056645][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.056669][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.056717][ T32] task:kworker/0:591 state:D stack:0 pid:4702 tgid:4702 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.056785][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.056866][ T32] Call trace: [ 1336.056904][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1336.056971][ T32] r10:82918930 r9:eb161d84 r8:00000002 r7:60000013 r6:eb161d8c r5:8540b000 [ 1336.056997][ T32] r4:8540b000 [ 1336.057068][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1336.057150][ T32] r5:8540b000 r4:8291892c [ 1336.057201][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.057250][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.057306][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb161e08 [ 1336.057330][ T32] r4:00000000 [ 1336.057401][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1336.057443][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1336.057485][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.057550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d5640 [ 1336.057576][ T32] r4:00000000 [ 1336.057620][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1336.057673][ T32] r9:83018005 r8:8540b000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1336.057695][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.057787][ T32] r5:00001000 r4:eace1000 [ 1336.057831][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.057931][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.057990][ T32] r5:8545f38c r4:8545f000 [ 1336.058044][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.058093][ T32] r7:dddced80 r6:83018000 r5:8545f38c r4:853d7100 [ 1336.058115][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.058161][ T32] r10:61c88647 r9:8540b000 r8:853d712c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.058188][ T32] r4:853d7100 [ 1336.058232][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.058304][ T32] r10:00000000 r9:853d7100 r8:8027f5e8 r7:eb159e60 r6:853d7180 r5:8540b000 [ 1336.058329][ T32] r4:00000001 [ 1336.058372][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.058410][ T32] Exception stack(0xeb161fb0 to 0xeb161ff8) [ 1336.058494][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.058530][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.058559][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.058587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.058613][ T32] r4:853d5800 [ 1336.059085][ T32] INFO: task kworker/0:591:4702 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1336.059127][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.059239][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.059326][ T32] Call trace: [ 1336.059362][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1336.059479][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1336.059513][ T32] r4:00000000 [ 1336.059558][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.059604][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1336.059650][ T32] 9d20: d7590000 eca73000 00000001 80239b98 7f185000 00000001 [ 1336.059683][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1336.059709][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1336.059756][ T32] r5:80070013 r4:80239bb0 [ 1336.059780][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.059909][ T32] r4:82ac11e4 [ 1336.059934][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.059978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1336.060000][ T32] r4:e04e9dc0 [ 1336.060032][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.060076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1336.060125][ T32] r4:00000000 [ 1336.060176][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1336.060237][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1336.060338][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.078018][ T32] r5:00001000 r4:dfe9b000 [ 1336.078064][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.078156][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.078206][ T32] r5:84ea6b8c r4:84ea6800 [ 1336.078251][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.078309][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1336.078331][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.078455][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.078557][ T32] r4:84fab300 [ 1336.078580][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.078634][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1336.078657][ T32] r4:00000001 [ 1336.078726][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.078767][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1336.078798][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.078839][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.078899][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.078935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.078987][ T32] r4:84faa100 [ 1336.079054][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.079116][ T32] INFO: task kworker/0:592:4704 blocked for more than 462 seconds. [ 1336.079177][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.079205][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.079253][ T32] task:kworker/0:592 state:D stack:0 pid:4704 tgid:4704 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.079355][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.079419][ T32] Call trace: [ 1336.079453][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1336.079505][ T32] r10:82918930 r9:eb165d84 r8:00000002 r7:60000113 r6:eb165d8c r5:8540bc00 [ 1336.079552][ T32] r4:8540bc00 [ 1336.079600][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1336.079672][ T32] r5:8540bc00 r4:8291892c [ 1336.079697][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.079739][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.079784][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb165e08 [ 1336.079805][ T32] r4:00000000 [ 1336.079848][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1336.080043][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1336.080103][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.080162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d56c0 [ 1336.080188][ T32] r4:00000000 [ 1336.080223][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1336.080379][ T32] r9:83018005 r8:8540bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1336.087615][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.087787][ T32] r5:00001000 r4:eacc3000 [ 1336.087814][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.087873][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.087939][ T32] r5:8545ef8c r4:8545ec00 [ 1336.087963][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.088061][ T32] r7:dddced80 r6:83018000 r5:8545ef8c r4:853d7200 [ 1336.088111][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.088222][ T32] r10:61c88647 r9:8540bc00 r8:853d722c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.088248][ T32] r4:853d7200 [ 1336.088268][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.088339][ T32] r10:00000000 r9:853d7200 r8:8027f5e8 r7:eb161e60 r6:853d7280 r5:8540bc00 [ 1336.088366][ T32] r4:00000001 [ 1336.088435][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.088493][ T32] Exception stack(0xeb165fb0 to 0xeb165ff8) [ 1336.088527][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.088557][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.088593][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.088715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.088751][ T32] r4:853d5640 [ 1336.089221][ T32] INFO: task kworker/0:592:4704 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1336.089264][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.089356][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.089532][ T32] Call trace: [ 1336.089631][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1336.089697][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1336.089721][ T32] r4:00000000 [ 1336.089741][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.089838][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1336.089880][ T32] 9d20: d7a39000 eca73000 00000001 80239b98 7f185000 00000001 [ 1336.089962][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1336.090042][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1336.090069][ T32] r5:80070013 r4:80239bb0 [ 1336.090090][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.090139][ T32] r4:82ac11e4 [ 1336.090243][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.100933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1336.101015][ T32] r4:e04e9dc0 [ 1336.101118][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.101237][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1336.101264][ T32] r4:00000000 [ 1336.101284][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1336.101352][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1336.101377][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.101449][ T32] r5:00001000 r4:dfe9b000 [ 1336.101512][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.101560][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.101636][ T32] r5:84ea6b8c r4:84ea6800 [ 1336.101672][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.101805][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1336.101842][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.101902][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.101925][ T32] r4:84fab300 [ 1336.101944][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.102015][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1336.102074][ T32] r4:00000001 [ 1336.102174][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.102218][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1336.102264][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.102329][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.102359][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.102417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.102467][ T32] r4:84faa100 [ 1336.102495][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.102553][ T32] INFO: task kworker/0:593:4706 blocked for more than 462 seconds. [ 1336.102590][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.102616][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.102639][ T32] task:kworker/0:593 state:D stack:0 pid:4706 tgid:4706 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.102698][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.102742][ T32] Call trace: [ 1336.102865][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1336.102925][ T32] r10:82918930 r9:eb169d84 r8:00000002 r7:60000013 r6:eb169d8c r5:8540c800 [ 1336.102954][ T32] r4:8540c800 [ 1336.103000][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1336.103045][ T32] r5:8540c800 r4:8291892c [ 1336.103088][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.103156][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.103205][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb169e08 [ 1336.103229][ T32] r4:00000000 [ 1336.103277][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1336.103353][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1336.103393][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.103436][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d5980 [ 1336.103458][ T32] r4:00000000 [ 1336.103476][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1336.103519][ T32] r9:83018005 r8:8540c800 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1336.103586][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.103636][ T32] r5:00001000 r4:eade1000 [ 1336.103656][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.103715][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.103775][ T32] r5:8545f78c r4:8545f400 [ 1336.103825][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.103880][ T32] r7:dddced80 r6:83018000 r5:8545f78c r4:853d7300 [ 1336.103902][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.103950][ T32] r10:61c88647 r9:8540c800 r8:853d732c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.104036][ T32] r4:853d7300 [ 1336.104059][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.104152][ T32] r10:00000000 r9:853d7300 r8:8027f5e8 r7:eb161e60 r6:853d7380 r5:8540c800 [ 1336.104179][ T32] r4:00000001 [ 1336.104199][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.104234][ T32] Exception stack(0xeb169fb0 to 0xeb169ff8) [ 1336.104260][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.104287][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.104313][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.104364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.104391][ T32] r4:853d58c0 [ 1336.104874][ T32] INFO: task kworker/0:593:4706 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1336.104919][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.105060][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.105160][ T32] Call trace: [ 1336.105221][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1336.105275][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1336.105299][ T32] r4:00000000 [ 1336.105352][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.105413][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1336.105454][ T32] 9d20: d7c95000 eca73000 00000001 80239b98 7f185000 00000001 [ 1336.105559][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1336.105646][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1336.105676][ T32] r5:80070013 r4:80239bb0 [ 1336.105696][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.105752][ T32] r4:82ac11e4 [ 1336.105835][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.105890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1336.105939][ T32] r4:e04e9dc0 [ 1336.105987][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.106057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1336.106082][ T32] r4:00000000 [ 1336.106198][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1336.106248][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1336.106297][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.106372][ T32] r5:00001000 r4:dfe9b000 [ 1336.106418][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.106508][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.106605][ T32] r5:84ea6b8c r4:84ea6800 [ 1336.106633][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.106708][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1336.106757][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.106808][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.106848][ T32] r4:84fab300 [ 1336.106876][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.106945][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1336.106970][ T32] r4:00000001 [ 1336.106990][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.107024][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1336.107050][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.107078][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.107103][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.107142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.107195][ T32] r4:84faa100 [ 1336.107217][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.107267][ T32] INFO: task kworker/0:594:4708 blocked for more than 462 seconds. [ 1336.107334][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.107369][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.107390][ T32] task:kworker/0:594 state:D stack:0 pid:4708 tgid:4708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.107459][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.107515][ T32] Call trace: [ 1336.107561][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1336.107635][ T32] r10:82918930 r9:eb16dd84 r8:00000002 r7:60000013 r6:eb16dd8c r5:8540d400 [ 1336.107662][ T32] r4:8540d400 [ 1336.107706][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1336.107750][ T32] r5:8540d400 r4:8291892c [ 1336.107777][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.107817][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.107868][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb16de08 [ 1336.107892][ T32] r4:00000000 [ 1336.107911][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1336.107948][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1336.108008][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.108053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d5b40 [ 1336.108075][ T32] r4:00000000 [ 1336.108093][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1336.108159][ T32] r9:83018005 r8:8540d400 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1336.108243][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.108321][ T32] r5:00001000 r4:eadf9000 [ 1336.108359][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.108515][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.108684][ T32] r5:8545fb8c r4:8545f800 [ 1336.108709][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.108760][ T32] r7:dddced80 r6:83018000 r5:8545fb8c r4:853d7400 [ 1336.108782][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.108840][ T32] r10:61c88647 r9:8540d400 r8:853d742c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.108870][ T32] r4:853d7400 [ 1336.108916][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.109019][ T32] r10:00000000 r9:853d7400 r8:8027f5e8 r7:eb169e60 r6:853d7480 r5:8540d400 [ 1336.109056][ T32] r4:00000001 [ 1336.109090][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.109183][ T32] Exception stack(0xeb16dfb0 to 0xeb16dff8) [ 1336.109215][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.109243][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.109293][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.109324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.109346][ T32] r4:853d5b40 [ 1336.109624][ T32] INFO: task kworker/0:594:4708 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1336.109664][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.109722][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.109815][ T32] Call trace: [ 1336.109850][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1336.109970][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1336.109999][ T32] r4:00000000 [ 1336.110032][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.110074][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1336.110104][ T32] 9d20: d7c95000 eca73000 00000001 80239b98 7f185000 00000001 [ 1336.110194][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1336.110238][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1336.131998][ T32] r5:80070013 r4:80239bb0 [ 1336.132097][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.132166][ T32] r4:82ac11e4 [ 1336.132187][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.132230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1336.132253][ T32] r4:e04e9dc0 [ 1336.132273][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.132318][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1336.132340][ T32] r4:00000000 [ 1336.132384][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1336.132435][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1336.132482][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.132558][ T32] r5:00001000 r4:dfe9b000 [ 1336.132638][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.132683][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.132741][ T32] r5:84ea6b8c r4:84ea6800 [ 1336.132764][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.132827][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1336.132853][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.132930][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.132956][ T32] r4:84fab300 [ 1336.132977][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.133023][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1336.133066][ T32] r4:00000001 [ 1336.133114][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.133183][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1336.133267][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.133327][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.133383][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.133440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.133468][ T32] r4:84faa100 [ 1336.133507][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.133556][ T32] INFO: task kworker/0:595:4710 blocked for more than 462 seconds. [ 1336.133619][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.133655][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.133701][ T32] task:kworker/0:595 state:D stack:0 pid:4710 tgid:4710 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.133849][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.133910][ T32] Call trace: ** 1 printk messages dropped ** [ 1336.134046][ T32] r10:82918930 r9:eb171d84 r8:00000002 r7:60000113 r6:eb171d8c r5:8540e000 ** 8 printk messages dropped ** [ 1336.134446][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1336.134845][ T32] r5:00001000 r4:eae11000 ** 1 printk messages dropped ** [ 1336.134983][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1336.135542][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.135818][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.136908][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 9 printk messages dropped ** [ 1336.137507][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1336.138431][ T32] r5:84ea6b8c r4:84ea6800 ** 6 printk messages dropped ** [ 1336.138744][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 4 printk messages dropped ** [ 1336.138878][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.138920][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.138975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.139022][ T32] r4:84faa100 [ 1336.139056][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.139083][ T32] INFO: task kworker/0:596:4712 blocked for more than 462 seconds. [ 1336.139118][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.139194][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.139243][ T32] task:kworker/0:596 state:D stack:0 pid:4712 tgid:4712 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.139345][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.139438][ T32] Call trace: [ 1336.139556][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1336.139609][ T32] r10:82918930 r9:eb175d84 r8:00000002 r7:60000113 r6:eb175d8c r5:8540ec00 [ 1336.139646][ T32] r4:8540ec00 [ 1336.139719][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1336.139814][ T32] r5:8540ec00 r4:8291892c [ 1336.139837][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.139911][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.139974][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb175e08 [ 1336.139999][ T32] r4:00000000 [ 1336.140019][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1336.140083][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1336.140123][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.140165][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84736c40 [ 1336.140241][ T32] r4:00000000 [ 1336.160970][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1336.161160][ T32] r9:83018005 r8:8540ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1336.161191][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.161241][ T32] r5:00001000 r4:eae37000 [ 1336.161261][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.161328][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.161376][ T32] r5:8546838c r4:85468000 [ 1336.161398][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.161464][ T32] r7:dddced80 r6:83018000 r5:8546838c r4:853d7600 [ 1336.161491][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.161542][ T32] r10:61c88647 r9:8540ec00 r8:853d762c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.161611][ T32] r4:853d7600 [ 1336.161639][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.161709][ T32] r10:00000000 r9:853d7600 r8:8027f5e8 r7:eb171e60 r6:853d7680 r5:8540ec00 [ 1336.161737][ T32] r4:00000001 [ 1336.161760][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.161846][ T32] Exception stack(0xeb175fb0 to 0xeb175ff8) [ 1336.161910][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.161944][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.161973][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.162003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.162028][ T32] r4:853d5cc0 [ 1336.162463][ T32] INFO: task kworker/0:596:4712 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1336.162498][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.162663][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.162748][ T32] Call trace: [ 1336.162779][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1336.162833][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1336.162855][ T32] r4:00000000 [ 1336.162880][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.162920][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1336.162949][ T32] 9d20: d83d2000 eca73000 00000001 80239b98 7f185000 00000001 [ 1336.162978][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1336.163003][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1336.163049][ T32] r5:80070013 r4:80239bb0 [ 1336.163098][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.163144][ T32] r4:82ac11e4 [ 1336.163164][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.163206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1336.163271][ T32] r4:e04e9dc0 [ 1336.163319][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.163365][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1336.163437][ T32] r4:00000000 [ 1336.163459][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1336.163506][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1336.163610][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.163712][ T32] r5:00001000 r4:dfe9b000 [ 1336.163759][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.163827][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.163878][ T32] r5:84ea6b8c r4:84ea6800 [ 1336.163909][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.163956][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1336.163977][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.164048][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.164075][ T32] r4:84fab300 [ 1336.164094][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.164140][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 5 printk messages dropped ** [ 1336.164330][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1336.164512][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1336.164634][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1336.164914][ T32] r4:85408c00 ** 3 printk messages dropped ** [ 1336.165098][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1336.165391][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1336.165653][ T32] r5:00001000 r4:eae4b000 [ 1336.165695][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.165836][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.165951][ T32] r5:8546878c r4:85468400 [ 1336.166014][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.166106][ T32] r7:dddced80 r6:83018000 r5:8546878c r4:853d7700 [ 1336.166148][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.166231][ T32] r10:61c88647 r9:85408c00 r8:853d772c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.166294][ T32] r4:853d7700 [ 1336.166318][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.166374][ T32] r10:00000000 r9:853d7700 r8:8027f5e8 r7:eb175e60 r6:853d7780 r5:85408c00 [ 1336.166396][ T32] r4:00000001 [ 1336.166453][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.166518][ T32] Exception stack(0xeb0f9fb0 to 0xeb0f9ff8) [ 1336.166590][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.166623][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.166650][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.166677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.166699][ T32] r4:847369c0 [ 1336.166967][ T32] INFO: task kworker/0:597:4713 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1336.167001][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.167057][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.167102][ T32] Call trace: [ 1336.167133][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1336.167207][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1336.167257][ T32] r4:00000000 [ 1336.167296][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.167339][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 3 printk messages dropped ** [ 1336.167543][ T32] r5:80070013 r4:80239bb0 [ 1336.167563][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.167604][ T32] r4:82ac11e4 [ 1336.167646][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.167694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1336.167748][ T32] r4:e04e9dc0 [ 1336.167854][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.167906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1336.167928][ T32] r4:00000000 [ 1336.167953][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1336.168000][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1336.168023][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.168070][ T32] r5:00001000 r4:dfe9b000 [ 1336.168116][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.168158][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.168225][ T32] r5:84ea6b8c r4:84ea6800 [ 1336.168248][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.168296][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1336.168316][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.168361][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.168383][ T32] r4:84fab300 [ 1336.168439][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.168488][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 6 printk messages dropped ** [ 1336.168746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1336.169521][ T32] r4:84ce5400 ** 4 printk messages dropped ** [ 1336.169689][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb179e08 ** 4 printk messages dropped ** [ 1336.169988][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cf480 ** 4 printk messages dropped ** [ 1336.170141][ T32] r5:00001000 r4:eaeb3000 [ 1336.170160][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.170197][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.170264][ T32] r5:8546938c r4:85469000 [ 1336.170358][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.198443][ T32] r10:61c88647 r9:84ce5400 r8:853d782c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.198494][ T32] r4:853d7800 [ 1336.198554][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.198694][ T32] r10:00000000 r9:853d7800 r8:8027f5e8 r7:eb0f9e60 r6:853d7880 r5:84ce5400 [ 1336.198755][ T32] r4:00000001 [ 1336.198782][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.198851][ T32] Exception stack(0xeb179fb0 to 0xeb179ff8) [ 1336.198915][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.198981][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.199039][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.199076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.199098][ T32] r4:853c2d40 [ 1336.199650][ T32] INFO: task kworker/0:598:4716 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1336.199698][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.199834][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.199917][ T32] Call trace: [ 1336.199989][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1336.200045][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 2 printk messages dropped ** [ 1336.200183][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 5 printk messages dropped ** [ 1336.206131][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1336.206199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 6 printk messages dropped ** [ 1336.206457][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1336.206764][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.206986][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1336.207130][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.207356][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1336.207513][ T32] INFO: task kworker/0:599:4718 blocked for more than 462 seconds. ** 3 printk messages dropped ** [ 1336.207778][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1336.207950][ T32] r4:84c50c00 ** 3 printk messages dropped ** [ 1336.208101][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1336.208567][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.208616][ T32] r5:00001000 r4:eae7f000 [ 1336.208648][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.208713][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1336.208939][ T32] r10:61c88647 r9:84c50c00 r8:853d792c r7:82804d40 r6:dddced80 r5:dddceda0 ** 11 printk messages dropped ** [ 1336.210044][ T32] INFO: task kworker/0:599:4718 is blocked on a mutex likely owned by task kworker/0:187:3720. ** 9 printk messages dropped ** [ 1336.228586][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 ** 4 printk messages dropped ** [ 1336.228775][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.228841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1336.228876][ T32] r4:e04e9dc0 [ 1336.228923][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.229019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1336.229068][ T32] r4:00000000 [ 1336.229090][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1336.229139][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1336.229217][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.229268][ T32] r5:00001000 r4:dfe9b000 [ 1336.229289][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.229366][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.229425][ T32] r5:84ea6b8c r4:84ea6800 [ 1336.229524][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.229576][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1336.229598][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.229655][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.229703][ T32] r4:84fab300 [ 1336.229726][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.229823][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1336.229852][ T32] r4:00000001 [ 1336.229879][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.229940][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1336.230001][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.230032][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.230107][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.230139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.230163][ T32] r4:84faa100 [ 1336.230187][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.230225][ T32] INFO: task kworker/0:600:4720 blocked for more than 462 seconds. [ 1336.236050][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.236159][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.236192][ T32] task:kworker/0:600 state:D stack:0 pid:4720 tgid:4720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.236259][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.236345][ T32] Call trace: [ 1336.236466][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1336.236565][ T32] r10:82918930 r9:eb185d84 r8:00000002 r7:60000113 r6:eb185d8c r5:84c50000 [ 1336.236647][ T32] r4:84c50000 [ 1336.236719][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1336.236772][ T32] r5:84c50000 r4:8291892c [ 1336.236798][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.236916][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.237015][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb185e08 [ 1336.237041][ T32] r4:00000000 [ 1336.237060][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1336.237142][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1336.237193][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.237259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cf240 [ 1336.237285][ T32] r4:00000000 [ 1336.237305][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1336.237353][ T32] r9:83018005 r8:84c50000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1336.237376][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.237417][ T32] r5:00001000 r4:eae9b000 [ 1336.237461][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.237505][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.237561][ T32] r5:85468f8c r4:85468c00 [ 1336.237609][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.237711][ T32] r7:dddced80 r6:83018000 r5:85468f8c r4:853d7a00 ** 1 printk messages dropped ** [ 1336.237837][ T32] r10:61c88647 r9:84c50000 r8:853d7a2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1336.238284][ T32] r4:854cf080 ** 3 printk messages dropped ** [ 1336.238916][ T32] Call trace: ** 4 printk messages dropped ** [ 1336.239175][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 10 printk messages dropped ** [ 1336.239607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 11 printk messages dropped ** [ 1336.240173][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1336.253573][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1336.254132][ T32] Call trace: ** 7 printk messages dropped ** [ 1336.254457][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb18de08 ** 9 printk messages dropped ** [ 1336.254855][ T32] r5:00001000 r4:dfffd000 ** 1 printk messages dropped ** [ 1336.254962][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1336.255448][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1336.255593][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1336.256395][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1336.256521][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 5 printk messages dropped ** [ 1336.256690][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff ** 3 printk messages dropped ** [ 1336.256826][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.256873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1336.256933][ T32] r4:e04e9dc0 [ 1336.256955][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.256997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1336.257018][ T32] r4:00000000 [ 1336.257038][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1336.257106][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1336.257153][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.257213][ T32] r5:00001000 r4:dfe9b000 [ 1336.257264][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.257306][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.257349][ T32] r5:84ea6b8c r4:84ea6800 [ 1336.257396][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.257445][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1336.257465][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.257511][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.257582][ T32] r4:84fab300 [ 1336.257650][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.257699][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1336.257731][ T32] r4:00000001 [ 1336.257751][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.257870][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1336.257911][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.257960][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.257991][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.258025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.258066][ T32] r4:84faa100 [ 1336.258113][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.258143][ T32] INFO: task kworker/0:602:4724 blocked for more than 462 seconds. [ 1336.258184][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.258210][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.258288][ T32] task:kworker/0:602 state:D stack:0 pid:4724 tgid:4724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.258405][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.258690][ T32] Call trace: [ 1336.258797][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1336.258895][ T32] r10:82918930 r9:eb191d84 r8:00000002 r7:60000113 r6:eb191d8c r5:84c53c00 [ 1336.258923][ T32] r4:84c53c00 [ 1336.258989][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1336.259066][ T32] r5:84c53c00 r4:8291892c [ 1336.259086][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.259128][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.259251][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb191e08 [ 1336.259311][ T32] r4:00000000 [ 1336.259333][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1336.259372][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1336.259483][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.259581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cf600 [ 1336.259606][ T32] r4:00000000 [ 1336.259630][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1336.259774][ T32] r9:83018005 r8:84c53c00 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1336.259800][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.259890][ T32] r5:00001000 r4:eaec3000 [ 1336.259993][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.260037][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.260080][ T32] r5:8546978c r4:85469400 [ 1336.260099][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.260145][ T32] r7:dddced80 r6:83018000 r5:8546978c r4:853d7c00 [ 1336.260177][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.260243][ T32] r10:61c88647 r9:84c53c00 r8:853d7c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.280961][ T32] r4:853d7c00 [ 1336.281035][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1336.281142][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.281363][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 19 printk messages dropped ** [ 1336.282693][ T32] r4:e04e9dc0 ** 13 printk messages dropped ** [ 1336.283267][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 17 printk messages dropped ** [ 1336.283954][ T32] Call trace: ** 7 printk messages dropped ** [ 1336.284410][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb19de08 ** 9 printk messages dropped ** [ 1336.284793][ T32] r5:00001000 r4:eb193000 ** 1 printk messages dropped ** [ 1336.284951][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1336.285042][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.285089][ T32] r7:dddced80 r6:83018000 r5:8541d78c r4:853d7d00 [ 1336.285134][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.285208][ T32] r10:61c88647 r9:84c54800 r8:853d7d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.285261][ T32] r4:853d7d00 [ 1336.285309][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.285361][ T32] r10:00000000 r9:853d7d00 r8:8027f5e8 r7:eb18de60 r6:853d7d80 r5:84c54800 [ 1336.285383][ T32] r4:00000001 [ 1336.285401][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.285480][ T32] Exception stack(0xeb19dfb0 to 0xeb19dff8) [ 1336.285511][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.285540][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.285566][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.285619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.285645][ T32] r4:854cf700 [ 1336.285948][ T32] INFO: task kworker/0:603:4726 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1336.285985][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.286061][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.286167][ T32] Call trace: [ 1336.286235][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1336.286311][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1336.286338][ T32] r4:00000000 [ 1336.286357][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.286396][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1336.286435][ T32] 9d20: d91eb000 eca73000 00000001 80239b98 7f185000 00000001 [ 1336.286480][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1336.286508][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1336.286534][ T32] r5:80070013 r4:80239bb0 [ 1336.286553][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.286649][ T32] r4:82ac11e4 [ 1336.286757][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1336.286981][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.287199][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1336.287641][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 14 printk messages dropped ** [ 1336.288441][ T32] r4:85492400 ** 13 printk messages dropped ** [ 1336.288875][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1336.289205][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1336.289838][ T32] r4:854cf380 ** 3 printk messages dropped ** [ 1336.320760][ T32] Call trace: ** 4 printk messages dropped ** [ 1336.321125][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 5 printk messages dropped ** [ 1336.321439][ T32] r4:82ac11e4 [ 1336.321459][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.321501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1336.321523][ T32] r4:e04e9dc0 [ 1336.321542][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.321584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1336.321642][ T32] r4:00000000 [ 1336.321672][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1336.321721][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1336.321757][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.321864][ T32] r5:00001000 r4:dfe9b000 [ 1336.321891][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.321948][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.322000][ T32] r5:84ea6b8c r4:84ea6800 [ 1336.322023][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.322094][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1336.322120][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.322170][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.322193][ T32] r4:84fab300 [ 1336.322215][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.322262][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1336.322285][ T32] r4:00000001 [ 1336.322306][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.322341][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1336.322381][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.322427][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.322457][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.322520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1336.322964][ T32] Workqueue: events bpf_prog_free_deferred ** 18 printk messages dropped ** [ 1336.324196][ T32] r5:00001000 r4:eb1ad000 ** 1 printk messages dropped ** [ 1336.324257][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 16 printk messages dropped ** [ 1336.325545][ T32] INFO: task kworker/1:196:4730 is blocked on a mutex likely owned by task kworker/0:187:3720. ** 16 printk messages dropped ** [ 1336.326642][ T32] r4:e04e9dc0 ** 8 printk messages dropped ** [ 1336.327063][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1336.327582][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 9 printk messages dropped ** [ 1336.328053][ T32] INFO: task kworker/1:197:4732 blocked for more than 462 seconds. ** 7 printk messages dropped ** [ 1336.328554][ T32] r4:85500000 ** 5 printk messages dropped ** [ 1336.328869][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.329119][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.329269][ T32] r5:00001000 r4:eb0db000 ** 2 printk messages dropped ** [ 1336.329545][ T32] r5:8541f38c r4:8541f000 [ 1336.329577][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.329668][ T32] r7:ddde2d80 r6:83018200 r5:8541f38c r4:853b0e00 [ 1336.329695][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.329744][ T32] r10:61c88647 r9:85500000 r8:853b0e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.329863][ T32] r4:853b0e00 [ 1336.329892][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.329965][ T32] r10:00000000 r9:853b0e00 r8:8027f5e8 r7:eb1a5e60 r6:853b0e80 r5:85500000 [ 1336.329999][ T32] r4:00000001 [ 1336.330019][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.330056][ T32] Exception stack(0xeb1b9fb0 to 0xeb1b9ff8) [ 1336.330103][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.330136][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.330187][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.330325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.345360][ T32] r4:854c6a00 [ 1336.345864][ T32] INFO: task kworker/1:197:4732 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1336.345912][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.346070][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.346193][ T32] Call trace: [ 1336.346253][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1336.346322][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1336.346350][ T32] r4:00000000 [ 1336.346385][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.346453][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1336.346504][ T32] 9d20: d9962000 eca73000 00000001 80239b98 7f185000 00000001 [ 1336.346540][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1336.346573][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1336.346615][ T32] r5:80070013 r4:80239bb0 [ 1336.346710][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.346790][ T32] r4:82ac11e4 [ 1336.346815][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.346868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1336.346894][ T32] r4:e04e9dc0 [ 1336.346915][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1336.346980][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1336.347540][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 18 printk messages dropped ** [ 1336.348383][ T32] task:kworker/1:198 state:D stack:0 pid:4733 tgid:4733 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1336.348823][ T32] r5:85500c00 r4:8291892c ** 5 printk messages dropped ** [ 1336.349099][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1336.349459][ T32] r5:00001000 r4:dfa3f000 [ 1336.349483][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.349523][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.349570][ T32] r5:8541e78c r4:8541e400 [ 1336.349590][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.349638][ T32] r7:ddde2d80 r6:83018200 r5:8541e78c r4:853b0f00 [ 1336.349657][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.349751][ T32] r10:61c88647 r9:85500c00 r8:853b0f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.349855][ T32] r4:853b0f00 [ 1336.349918][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.349966][ T32] r10:00000000 r9:853b0f00 r8:8027f5e8 r7:eb1b9e60 r6:853b0f80 r5:85500c00 [ 1336.349990][ T32] r4:00000001 [ 1336.350009][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.350045][ T32] Exception stack(0xeb1bdfb0 to 0xeb1bdff8) [ 1336.350094][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.350126][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.350186][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.350237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.367645][ T32] r4:854c6a00 [ 1336.368164][ T32] INFO: task kworker/1:198:4733 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1336.368207][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.368281][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.368360][ T32] Call trace: [ 1336.368398][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1336.368530][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1336.368634][ T32] r4:00000000 [ 1336.368720][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.368772][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1336.368828][ T32] 9d20: d9d63000 eca73000 00000001 80239b98 7f185000 00000001 [ 1336.368870][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1336.368901][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1336.368954][ T32] r5:80070013 r4:80239bb0 [ 1336.369002][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.369078][ T32] r4:82ac11e4 [ 1336.369101][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.369145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 6 printk messages dropped ** [ 1336.369412][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1336.369819][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1336.370191][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1336.381307][ T32] Call trace: ** 6 printk messages dropped ** [ 1336.381661][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1336.382157][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.382199][ T32] r5:00001000 r4:dfa6f000 ** 1 printk messages dropped ** [ 1336.382308][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.382366][ T32] r5:8546a38c r4:8546a000 [ 1336.382412][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.382465][ T32] r7:dddced80 r6:83018000 r5:8546a38c r4:853d7f00 [ 1336.382509][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.382589][ T32] r10:61c88647 r9:85502400 r8:853d7f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.382648][ T32] r4:853d7f00 [ 1336.382770][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.382902][ T32] r10:00000000 r9:853d7f00 r8:8027f5e8 r7:eb18de60 r6:854ce000 r5:85502400 [ 1336.382930][ T32] r4:00000001 [ 1336.382952][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.382995][ T32] Exception stack(0xeb1c9fb0 to 0xeb1c9ff8) [ 1336.383052][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.383085][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.383112][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.383167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.383267][ T32] r4:854cff00 [ 1336.383722][ T32] INFO: task kworker/0:605:4737 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1336.383783][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.383847][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.383902][ T32] Call trace: [ 1336.383961][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1336.384012][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1336.384035][ T32] r4:00000000 [ 1336.384069][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.384162][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 2 printk messages dropped ** [ 1336.384361][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1336.384680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 9 printk messages dropped ** [ 1336.385125][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 5 printk messages dropped ** [ 1336.385381][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1336.385850][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1336.386506][ T32] r5:85503000 r4:8291892c ** 3 printk messages dropped ** [ 1336.386767][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1336.387240][ T32] r5:00001000 r4:eaed5000 [ 1336.387260][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.387300][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.387382][ T32] r5:8541eb8c r4:8541e800 [ 1336.387431][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.387486][ T32] r7:ddde2d80 r6:83018200 r5:8541eb8c r4:854ce080 [ 1336.387523][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.387596][ T32] r10:61c88647 r9:85503000 r8:854ce0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.387651][ T32] r4:854ce080 [ 1336.387673][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.387717][ T32] r10:00000000 r9:854ce080 r8:8027f5e8 r7:eb1b9e60 r6:854ce100 r5:85503000 [ 1336.387814][ T32] r4:00000001 [ 1336.387836][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.387878][ T32] Exception stack(0xeb1b1fb0 to 0xeb1b1ff8) [ 1336.387921][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.387955][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.388004][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.388042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.388065][ T32] r4:854c6f80 [ 1336.388307][ T32] INFO: task kworker/1:199:4739 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1336.388339][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.388450][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.388517][ T32] Call trace: [ 1336.388569][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1336.388622][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 9 printk messages dropped ** [ 1336.389138][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 21 printk messages dropped ** [ 1336.390146][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 13 printk messages dropped ** [ 1336.415094][ T32] r10:82918930 r9:eb079d84 r8:00000002 r7:60000113 r6:eb079d8c r5:85504800 ** 15 printk messages dropped ** [ 1336.416308][ T32] r5:00001000 r4:e07d7000 ** 2 printk messages dropped ** [ 1336.416434][ T32] r5:8546af8c r4:8546ac00 ** 11 printk messages dropped ** [ 1336.417202][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1336.418572][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1336.418719][ T32] r4:e04e9dc0 ** 1 printk messages dropped ** [ 1336.418963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1336.419019][ T32] r4:00000000 [ 1336.419079][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1336.419130][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1336.419240][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.419287][ T32] r5:00001000 r4:dfe9b000 [ 1336.419321][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.419614][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.419767][ T32] r5:84ea6b8c r4:84ea6800 [ 1336.419797][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.419953][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1336.419979][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.420060][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.420181][ T32] r4:84fab300 [ 1336.420236][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.438635][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1336.438685][ T32] r4:00000001 [ 1336.438890][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.438981][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1336.439044][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.439075][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.439102][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.439503][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1336.453508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84736d00 ** 4 printk messages dropped ** [ 1336.453899][ T32] r5:00001000 r4:e06e7000 ** 4 printk messages dropped ** [ 1336.454241][ T32] r7:dddced80 r6:83018000 r5:8546ab8c r4:853d7e80 ** 6 printk messages dropped ** [ 1336.454590][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1336.455373][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.455746][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 14 printk messages dropped ** [ 1336.456481][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 18 printk messages dropped ** [ 1336.458175][ T32] r4:84faa100 ** 9 printk messages dropped ** [ 1336.459223][ T32] r4:85506c00 ** 12 printk messages dropped ** [ 1336.459905][ T32] r9:83018005 r8:85506c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 ** 8 printk messages dropped ** [ 1336.476390][ T32] r10:61c88647 r9:85506c00 r8:854c502c r7:82804d40 r6:dddced80 r5:dddceda0 ** 19 printk messages dropped ** [ 1336.478054][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 2 printk messages dropped ** [ 1336.478143][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1336.478240][ T32] r5:80070013 r4:80239bb0 [ 1336.478336][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.478383][ T32] r4:82ac11e4 [ 1336.478429][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.478476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1336.478500][ T32] r4:e04e9dc0 [ 1336.478520][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.478562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1336.478608][ T32] r4:00000000 [ 1336.478635][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1336.478682][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1336.478802][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.478865][ T32] r5:00001000 r4:dfe9b000 [ 1336.478890][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.478930][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.479016][ T32] r5:84ea6b8c r4:84ea6800 [ 1336.479051][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.479101][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1336.479122][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.479174][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.479248][ T32] r4:84fab300 [ 1336.479272][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.479365][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1336.479390][ T32] r4:00000001 [ 1336.479485][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.479546][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1336.479644][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.479679][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.479741][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.479823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.479848][ T32] r4:84faa100 [ 1336.479875][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.479905][ T32] INFO: task kworker/0:609:4746 blocked for more than 462 seconds. [ 1336.479942][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.479969][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.479989][ T32] task:kworker/0:609 state:D stack:0 pid:4746 tgid:4746 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.480035][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.480076][ T32] Call trace: [ 1336.480105][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1336.480162][ T32] r10:82918930 r9:eb129d84 r8:00000002 r7:60000013 r6:eb129d8c r5:85501800 [ 1336.480189][ T32] r4:85501800 ** 3 printk messages dropped ** [ 1336.493267][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1336.493664][ T32] r5:00001000 r4:e48ef000 ** 11 printk messages dropped ** [ 1336.494331][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 16 printk messages dropped ** [ 1336.495816][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 ** 13 printk messages dropped ** [ 1336.496461][ T32] r5:00001000 r4:dfe9b000 [ 1336.496509][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.496578][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.496672][ T32] r5:84ea6b8c r4:84ea6800 [ 1336.496698][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.496748][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1336.496770][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.496843][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.496892][ T32] r4:84fab300 [ 1336.496939][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.496989][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1336.497035][ T32] r4:00000001 [ 1336.497133][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.497174][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1336.497226][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.497282][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.497336][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.497421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 2 printk messages dropped ** [ 1336.497578][ T32] INFO: task kworker/0:610:4748 blocked for more than 462 seconds. ** 20 printk messages dropped ** [ 1336.498729][ T32] r9:83018005 r8:85503c00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 ** 6 printk messages dropped ** [ 1336.499125][ T32] r7:dddced80 r6:83018000 r5:8546bb8c r4:854c5100 ** 12 printk messages dropped ** [ 1336.500071][ T32] r4:854d20c0 ** 11 printk messages dropped ** [ 1336.525050][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff ** 18 printk messages dropped ** [ 1336.526330][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 20 printk messages dropped ** [ 1336.527467][ T32] r10:82918930 r9:eb1e9d84 r8:00000002 r7:60000013 r6:eb1e9d8c r5:84ccc800 ** 15 printk messages dropped ** [ 1336.528157][ T32] r5:00001000 r4:eac79000 ** 6 printk messages dropped ** [ 1336.528523][ T32] r10:61c88647 r9:84ccc800 r8:854c51ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 16 printk messages dropped ** [ 1336.529753][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 20 printk messages dropped ** [ 1336.538071][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1336.538856][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1336.539046][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.539138][ T32] Call trace: [ 1336.539180][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1336.539271][ T32] r10:82918930 r9:eb1d5d84 r8:00000002 r7:60000113 r6:eb1d5d8c r5:84c56000 [ 1336.539298][ T32] r4:84c56000 [ 1336.539318][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1336.539380][ T32] r5:84c56000 r4:8291892c [ 1336.539446][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.539498][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.539559][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1d5e08 [ 1336.539584][ T32] r4:00000000 [ 1336.539619][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1336.539668][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1336.539706][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.539757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d2300 [ 1336.539787][ T32] r4:00000000 [ 1336.539806][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1336.539848][ T32] r9:83018005 r8:84c56000 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1336.539875][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.539919][ T32] r5:00001000 r4:eaba1000 [ 1336.539964][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.540016][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.540061][ T32] r5:8546bf8c r4:8546bc00 [ 1336.540089][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1336.559003][ T32] Workqueue: events bpf_prog_free_deferred ** 21 printk messages dropped ** [ 1336.560102][ T32] r5:00001000 r4:dfe9b000 ** 14 printk messages dropped ** [ 1336.565730][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 21 printk messages dropped ** [ 1336.566840][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1336.567233][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.567277][ T32] r7:dddced80 r6:83018000 r5:8546c38c r4:854c5300 [ 1336.567314][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.567363][ T32] r10:61c88647 r9:84c56c00 r8:854c532c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.567385][ T32] r4:854c5300 [ 1336.567403][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.567495][ T32] r10:00000000 r9:854c5300 r8:8027f5e8 r7:eb1e9e60 r6:854c5380 r5:84c56c00 [ 1336.567569][ T32] r4:00000001 [ 1336.567598][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.567634][ T32] Exception stack(0xeb1e5fb0 to 0xeb1e5ff8) [ 1336.567661][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.567705][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.567760][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.567799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.567821][ T32] r4:854d23c0 [ 1336.568245][ T32] INFO: task kworker/0:613:4755 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1336.568281][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.568377][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.568427][ T32] Call trace: [ 1336.568508][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1336.568562][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1336.568586][ T32] r4:00000000 [ 1336.568605][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.568694][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 3 printk messages dropped ** [ 1336.568913][ T32] r5:80070013 r4:80239bb0 ** 13 printk messages dropped ** [ 1336.569606][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1336.581381][ T32] INFO: task kworker/0:614:4756 blocked for more than 463 seconds. ** 15 printk messages dropped ** [ 1336.582345][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1336.582693][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 16 printk messages dropped ** [ 1336.583767][ T32] INFO: task kworker/0:614:4756 is blocked on a mutex likely owned by task kworker/0:187:3720. ** 11 printk messages dropped ** [ 1336.584391][ T32] r5:80070013 r4:80239bb0 ** 7 printk messages dropped ** [ 1336.584685][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.584974][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1336.585353][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1336.585725][ T32] r4:84faa100 ** 5 printk messages dropped ** [ 1336.586047][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.586319][ T32] r5:85499800 r4:8291892c ** 6 printk messages dropped ** [ 1336.586760][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1336.586955][ T32] r5:00001000 r4:ead89000 ** 3 printk messages dropped ** [ 1336.587139][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1336.587682][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1336.588515][ T32] r4:00000000 [ 1336.588535][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.588574][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1336.588632][ T32] 9d20: db869000 eca73000 00000001 80239b98 7f185000 00000001 [ 1336.588665][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1336.588738][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1336.588793][ T32] r5:80070013 r4:80239bb0 [ 1336.588839][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.588891][ T32] r4:82ac11e4 [ 1336.588920][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.588991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1336.589033][ T32] r4:e04e9dc0 [ 1336.589053][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.589096][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1336.589117][ T32] r4:00000000 [ 1336.589161][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1336.589211][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1336.589248][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.589300][ T32] r5:00001000 r4:dfe9b000 [ 1336.589319][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.589361][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.589448][ T32] r5:84ea6b8c r4:84ea6800 [ 1336.589490][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.589566][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1336.589621][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.589747][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.589818][ T32] r4:84fab300 [ 1336.589841][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.589893][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1336.589940][ T32] r4:00000001 [ 1336.589963][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.590012][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1336.590042][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.621157][ T32] task:kworker/0:616 state:D stack:0 pid:4762 tgid:4762 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1336.621758][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1336.622161][ T32] r5:00001000 r4:ead53000 ** 4 printk messages dropped ** [ 1336.622449][ T32] r7:dddced80 r6:83018000 r5:8546cf8c r4:854c5580 ** 10 printk messages dropped ** [ 1336.622925][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.622954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.623000][ T32] r4:854d28c0 [ 1336.623432][ T32] INFO: task kworker/0:616:4762 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1336.623514][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.623635][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.623784][ T32] Call trace: [ 1336.623880][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1336.624009][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1336.624060][ T32] r4:00000000 [ 1336.624115][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.624203][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1336.624316][ T32] 9d20: dbf20000 eca73000 00000001 80239b98 7f185000 00000001 [ 1336.624350][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1336.624425][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1336.624455][ T32] r5:80070013 r4:80239bb0 [ 1336.624475][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.624519][ T32] r4:82ac11e4 [ 1336.624543][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.624587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1336.624609][ T32] r4:e04e9dc0 [ 1336.624641][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.624690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 6 printk messages dropped ** [ 1336.625014][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1336.625536][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 10 printk messages dropped ** [ 1336.626130][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1336.626548][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb21de08 [ 1336.626593][ T32] r4:00000000 [ 1336.626623][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1336.626736][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1336.626786][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.626877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d2ac0 [ 1336.626978][ T32] r4:00000000 [ 1336.627004][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1336.627051][ T32] r9:83018005 r8:85498000 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1336.627098][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.627169][ T32] r5:00001000 r4:eada1000 [ 1336.627215][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.627287][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.627339][ T32] r5:8546d78c r4:8546d400 [ 1336.627361][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.627404][ T32] r7:dddced80 r6:83018000 r5:8546d78c r4:854c5600 [ 1336.627449][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.627506][ T32] r10:61c88647 r9:85498000 r8:854c562c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.627529][ T32] r4:854c5600 [ 1336.627548][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.627591][ T32] r10:00000000 r9:854c5600 r8:8027f5e8 r7:eb209e60 r6:854ce580 r5:85498000 [ 1336.627612][ T32] r4:00000001 [ 1336.627656][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.627700][ T32] Exception stack(0xeb21dfb0 to 0xeb21dff8) [ 1336.627727][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.627798][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.627828][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.627863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.627887][ T32] r4:854d2980 [ 1336.628140][ T32] INFO: task kworker/0:617:4763 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1336.628207][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1336.628944][ T32] r4:e04e9dc0 ** 8 printk messages dropped ** [ 1336.629281][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1336.630006][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 10 printk messages dropped ** [ 1336.653924][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1336.654780][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1336.655100][ T32] r5:00001000 r4:eaf11000 ** 4 printk messages dropped ** [ 1336.655416][ T32] r7:dddced80 r6:83018000 r5:8546db8c r4:854c5680 ** 13 printk messages dropped ** [ 1336.656488][ T32] INFO: task kworker/0:618:4766 is blocked on a mutex likely owned by task kworker/0:187:3720. ** 7 printk messages dropped ** [ 1336.657228][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1336.657258][ T32] 9d20: dc142000 eca73000 00000001 80239b98 7f185000 00000001 [ 1336.657290][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1336.657340][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1336.657369][ T32] r5:80070013 r4:80239bb0 [ 1336.657392][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.657433][ T32] r4:82ac11e4 [ 1336.657452][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.657542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1336.657568][ T32] r4:e04e9dc0 [ 1336.657648][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.657697][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1336.657791][ T32] r4:00000000 [ 1336.657832][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1336.657886][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1336.657958][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.658011][ T32] r5:00001000 r4:dfe9b000 [ 1336.658129][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1336.658443][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1336.658649][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 14 printk messages dropped ** [ 1336.659520][ T32] Call trace: ** 10 printk messages dropped ** [ 1336.660334][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1336.681616][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1336.682733][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1336.684242][ T32] Call trace: ** 6 printk messages dropped ** [ 1336.684939][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 ** 15 printk messages dropped ** [ 1336.686130][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.686218][ T32] r5:84ea6b8c r4:84ea6800 [ 1336.686281][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.686413][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1336.686513][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.686619][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.686673][ T32] r4:84fab300 [ 1336.686734][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.686887][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1336.686962][ T32] r4:00000001 [ 1336.687014][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.687094][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1336.687167][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.687233][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.687364][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.687570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.687633][ T32] r4:84faa100 [ 1336.687697][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.687762][ T32] INFO: task kworker/0:619:4769 blocked for more than 463 seconds. [ 1336.687856][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.687929][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.687979][ T32] task:kworker/0:619 state:D stack:0 pid:4769 tgid:4769 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.688094][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.688228][ T32] Call trace: [ 1336.688390][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1336.688497][ T32] r10:82918930 r9:eb239d84 r8:00000002 r7:60000113 r6:eb239d8c r5:85498c00 [ 1336.688547][ T32] r4:85498c00 ** 3 printk messages dropped ** [ 1336.688811][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1336.689904][ T32] r5:00001000 r4:eb05f000 ** 5 printk messages dropped ** [ 1336.721122][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1336.722048][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1336.723909][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1336.723977][ T32] 9d20: dc869000 eca73000 00000001 80239b98 7f185000 00000001 [ 1336.724046][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1336.724103][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1336.724158][ T32] r5:80070013 r4:80239bb0 [ 1336.724205][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.724320][ T32] r4:82ac11e4 [ 1336.724373][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.724458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1336.724503][ T32] r4:e04e9dc0 [ 1336.724546][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.724638][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1336.724691][ T32] r4:00000000 [ 1336.724738][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1336.724859][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1336.724921][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.725042][ T32] r5:00001000 r4:dfe9b000 ** 1 printk messages dropped ** [ 1336.725187][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1336.725598][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 16 printk messages dropped ** [ 1336.727057][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.727681][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1336.728700][ T32] r5:00001000 r4:eaf55000 [ 1336.728773][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1336.729034][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 14 printk messages dropped ** [ 1336.751495][ T32] INFO: task kworker/0:620:4770 is blocked on a mutex likely owned by task kworker/0:187:3720. ** 4 printk messages dropped ** [ 1336.752266][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1336.752318][ T32] r4:00000000 [ 1336.752365][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.752451][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1336.752531][ T32] 9d20: dc9ef000 eca73000 00000001 80239b98 7f185000 00000001 [ 1336.752597][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1336.752658][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1336.752725][ T32] r5:80070013 r4:80239bb0 [ 1336.752906][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.753015][ T32] r4:82ac11e4 [ 1336.753077][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.753175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1336.753243][ T32] r4:e04e9dc0 [ 1336.753366][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.753481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1336.753556][ T32] r4:00000000 [ 1336.753607][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1336.753714][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 ** 8 printk messages dropped ** [ 1336.754520][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1336.755314][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.755935][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1336.756847][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.757358][ T32] r9:83018005 r8:8549d400 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 ** 1 printk messages dropped ** [ 1336.757497][ T32] r5:00001000 r4:eaf6f000 [ 1336.757544][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.757623][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.757735][ T32] r5:8546e38c r4:8546e000 [ 1336.757829][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.757948][ T32] r7:dddced80 r6:83018000 r5:8546e38c r4:854c5800 [ 1336.758008][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.758110][ T32] r10:61c88647 r9:8549d400 r8:854c582c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.758197][ T32] r4:854c5800 [ 1336.758260][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.758361][ T32] r10:00000000 r9:854c5800 r8:8027f5e8 r7:eb239e60 r6:854ce880 r5:8549d400 [ 1336.758415][ T32] r4:00000001 [ 1336.758461][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.758542][ T32] Exception stack(0xeb24dfb0 to 0xeb24dff8) [ 1336.758619][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.758695][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.758796][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.758891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.758953][ T32] r4:854d2e00 [ 1336.759516][ T32] INFO: task kworker/0:621:4772 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1336.759609][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.759783][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.759892][ T32] Call trace: [ 1336.759964][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1336.760071][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1336.760123][ T32] r4:00000000 [ 1336.760169][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.760301][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1336.794765][ T32] 9d20: dcf7f000 eca73000 00000001 80239b98 7f185000 00000001 [ 1336.794887][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1336.794968][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1336.795173][ T32] r5:80070013 r4:80239bb0 [ 1336.795235][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.795436][ T32] r4:82ac11e4 [ 1336.795501][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.795600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1336.795655][ T32] r4:e04e9dc0 [ 1336.795711][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.795818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1336.795868][ T32] r4:00000000 [ 1336.795921][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1336.796020][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1336.796069][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.796164][ T32] r5:00001000 r4:dfe9b000 [ 1336.796211][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1336.796476][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1336.797405][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1336.798693][ T32] r4:8549ec00 ** 4 printk messages dropped ** [ 1336.799202][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb245e08 ** 2 printk messages dropped ** [ 1336.799415][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1336.799606][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.799725][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84736c80 [ 1336.799779][ T32] r4:00000000 [ 1336.799830][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1336.799937][ T32] r9:83018005 r8:8549ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1336.800015][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.800118][ T32] r5:00001000 r4:eafa1000 [ 1336.800181][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.811862][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.812104][ T32] r5:8546eb8c r4:8546e800 [ 1336.812155][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1336.813041][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 24 printk messages dropped ** [ 1336.815889][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 ** 25 printk messages dropped ** [ 1336.817910][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1336.818768][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.819217][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.819580][ T32] r5:00001000 r4:eb09d000 ** 2 printk messages dropped ** [ 1336.819856][ T32] r5:8541ef8c r4:8541ec00 ** 3 printk messages dropped ** [ 1336.820205][ T32] r10:61c88647 r9:8549a400 r8:854ce9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1336.853659][ T32] r4:854cd440 ** 2 printk messages dropped ** [ 1336.854703][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.855227][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1336.855292][ T32] 9d20: dd4f2000 eca73000 00000001 80239b98 7f185000 00000001 [ 1336.855358][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1336.855417][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1336.855492][ T32] r5:80070013 r4:80239bb0 [ 1336.855545][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.855658][ T32] r4:82ac11e4 [ 1336.855708][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.855802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1336.855854][ T32] r4:e04e9dc0 [ 1336.855957][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.856091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1336.856158][ T32] r4:00000000 [ 1336.856219][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1336.856321][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1336.856375][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.856469][ T32] r5:00001000 r4:dfe9b000 [ 1336.856532][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.856624][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.856735][ T32] r5:84ea6b8c r4:84ea6800 [ 1336.856784][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.856893][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1336.856945][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.857066][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.857122][ T32] r4:84fab300 [ 1336.857169][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.857293][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1336.857357][ T32] r4:00000001 [ 1336.857406][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1336.858044][ T32] INFO: task kworker/0:623:4779 blocked for more than 463 seconds. ** 21 printk messages dropped ** [ 1336.859853][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1336.886492][ T32] r10:61c88647 r9:854a0000 r8:854c592c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1336.887132][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.887199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.887251][ T32] r4:854eb100 [ 1336.888051][ T32] INFO: task kworker/0:623:4779 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1336.888124][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.888332][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.888447][ T32] Call trace: [ 1336.888570][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1336.888691][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1336.888762][ T32] r4:00000000 [ 1336.888819][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.888916][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1336.888983][ T32] 9d20: dd7af000 eca73000 00000001 80239b98 7f185000 00000001 [ 1336.889052][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1336.889114][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff ** 8 printk messages dropped ** [ 1336.889835][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.894766][ T32] r5:84ea6b8c r4:84ea6800 ** 3 printk messages dropped ** [ 1336.895076][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1336.895854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1336.896346][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1336.897167][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb265e08 ** 9 printk messages dropped ** [ 1336.897987][ T32] r5:00001000 r4:eb121000 [ 1336.898047][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1336.898215][ T32] r5:8546ff8c r4:8546fc00 ** 4 printk messages dropped ** [ 1336.898580][ T32] r4:854c5980 ** 6 printk messages dropped ** [ 1336.899134][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.921481][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 7 printk messages dropped ** [ 1336.922104][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 1336.923003][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1336.923706][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1336.924528][ T32] INFO: task kworker/0:625:4783 blocked for more than 463 seconds. ** 7 printk messages dropped ** [ 1336.925267][ T32] r4:854a1800 ** 4 printk messages dropped ** [ 1336.925697][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb269e08 ** 8 printk messages dropped ** [ 1336.926401][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1336.926794][ T32] r5:8546f78c r4:8546f400 ** 3 printk messages dropped ** [ 1336.927148][ T32] r10:61c88647 r9:854a1800 r8:854c5a2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1336.927946][ T32] r4:854eb300 ** 5 printk messages dropped ** [ 1336.929293][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 8 printk messages dropped ** [ 1336.929986][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1336.958386][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1336.958565][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.958660][ T32] r5:00001000 r4:dfe9b000 [ 1336.958704][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.958787][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.958876][ T32] r5:84ea6b8c r4:84ea6800 [ 1336.958933][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.959047][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1336.959106][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.959217][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.959282][ T32] r4:84fab300 [ 1336.959331][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.959438][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1336.959492][ T32] r4:00000001 [ 1336.959545][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.959633][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1336.959703][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.959768][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.959886][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.959966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.960056][ T32] r4:84faa100 [ 1336.960118][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.960190][ T32] INFO: task kworker/0:626:4785 blocked for more than 463 seconds. [ 1336.960342][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.971133][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.971220][ T32] task:kworker/0:626 state:D stack:0 pid:4785 tgid:4785 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.971348][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.971491][ T32] Call trace: [ 1336.971589][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1336.971706][ T32] r10:82918930 r9:eb251d84 r8:00000002 r7:60000113 r6:eb251d8c r5:854a2400 [ 1336.971760][ T32] r4:854a2400 [ 1336.971827][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1336.971937][ T32] r5:854a2400 r4:8291892c [ 1336.971985][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.972071][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.972167][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb251e08 [ 1336.972233][ T32] r4:00000000 [ 1336.972286][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1336.972370][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1336.972454][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.972543][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854eb540 [ 1336.972610][ T32] r4:00000000 [ 1336.972668][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1336.972769][ T32] r9:83018005 r8:854a2400 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1336.972818][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.972914][ T32] r5:00001000 r4:eb0ed000 [ 1336.972962][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.973057][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1336.973505][ T32] r10:61c88647 r9:854a2400 r8:854c5aac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1336.974274][ T32] r4:854eb340 ** 5 printk messages dropped ** [ 1336.975571][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 8 printk messages dropped ** [ 1336.976264][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1336.976756][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1336.977522][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1336.978222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1336.979080][ T32] r10:82918930 r9:eb26dd84 r8:00000002 r7:60000113 r6:eb26dd8c r5:854a3c00 ** 9 printk messages dropped ** [ 1336.979917][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1337.004607][ T32] r5:00001000 r4:eb301000 ** 2 printk messages dropped ** [ 1337.004939][ T32] r5:84d47f8c r4:84d47c00 ** 4 printk messages dropped ** [ 1337.005444][ T32] r4:854cec80 ** 6 printk messages dropped ** [ 1337.006061][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.007566][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 10 printk messages dropped ** [ 1337.008598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 10 printk messages dropped ** [ 1337.009404][ T32] r5:84ea6b8c r4:84ea6800 ** 4 printk messages dropped ** [ 1337.009924][ T32] r4:84fab300 ** 4 printk messages dropped ** [ 1337.024591][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 7 printk messages dropped ** [ 1337.025266][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1337.025510][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.025654][ T32] Call trace: [ 1337.025747][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1337.025926][ T32] r10:82918930 r9:eb275d84 r8:00000002 r7:60000013 r6:eb275d8c r5:854a5400 [ 1337.025988][ T32] r4:854a5400 [ 1337.026028][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1337.026105][ T32] r5:854a5400 r4:8291892c [ 1337.026170][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.026259][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.026354][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb275e08 [ 1337.026406][ T32] r4:00000000 [ 1337.026445][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1337.026523][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1337.026610][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.026717][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ed800 [ 1337.026767][ T32] r4:00000000 [ 1337.026820][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.026924][ T32] r9:83018205 r8:854a5400 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1337.026971][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.027079][ T32] r5:00001000 r4:eb12d000 [ 1337.027128][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.027208][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.027298][ T32] r5:8547038c r4:85470000 [ 1337.027339][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.027436][ T32] r7:ddde2d80 r6:83018200 r5:8547038c r4:854ced80 [ 1337.027487][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.027577][ T32] r10:61c88647 r9:854a5400 r8:854cedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.027635][ T32] r4:854ced80 [ 1337.027683][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.027791][ T32] r10:00000000 r9:854ced80 r8:8027f5e8 r7:eb26de60 r6:854cee00 r5:854a5400 [ 1337.027862][ T32] r4:00000001 [ 1337.027922][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.028009][ T32] Exception stack(0xeb275fb0 to 0xeb275ff8) [ 1337.028075][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.028143][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.028200][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.028286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.028353][ T32] r4:854ed540 [ 1337.029096][ T32] INFO: task kworker/1:203:4789 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1337.029251][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.029388][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.029493][ T32] Call trace: [ 1337.029592][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1337.029716][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1337.029805][ T32] r4:00000000 [ 1337.029856][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.029980][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1337.030085][ T32] 9d20: de379000 eca73000 00000001 80239b98 7f185000 00000001 [ 1337.030204][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1337.047618][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1337.047722][ T32] r5:80070013 r4:80239bb0 [ 1337.047784][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.047867][ T32] r4:82ac11e4 [ 1337.047896][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.047984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1337.048033][ T32] r4:e04e9dc0 [ 1337.048078][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.048172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1337.048207][ T32] r4:00000000 [ 1337.048248][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.048311][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1337.048355][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.048406][ T32] r5:00001000 r4:dfe9b000 [ 1337.048427][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.048466][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.048546][ T32] r5:84ea6b8c r4:84ea6800 [ 1337.048615][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.048726][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1337.048899][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.049005][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1337.049363][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 7 printk messages dropped ** [ 1337.049651][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1337.050118][ T32] r5:854a4800 r4:8291892c ** 5 printk messages dropped ** [ 1337.064487][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1337.065049][ T32] r5:00001000 r4:eb28b000 ** 3 printk messages dropped ** [ 1337.065387][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1337.066076][ T32] Exception stack(0xeb27dfb0 to 0xeb27dff8) ** 7 printk messages dropped ** [ 1337.067546][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.068252][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 ** 9 printk messages dropped ** [ 1337.068966][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.069262][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1337.070126][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1337.094286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.094317][ T32] r4:84faa100 [ 1337.094372][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.094414][ T32] INFO: task kworker/0:628:4792 blocked for more than 463 seconds. [ 1337.094458][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.094486][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.094508][ T32] task:kworker/0:628 state:D stack:0 pid:4792 tgid:4792 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.094567][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.094632][ T32] Call trace: [ 1337.094682][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1337.094759][ T32] r10:82918930 r9:eb211d84 r8:00000002 r7:60000013 r6:eb211d8c r5:84c53000 [ 1337.094791][ T32] r4:84c53000 [ 1337.094813][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1337.094858][ T32] r5:84c53000 r4:8291892c [ 1337.094880][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.094921][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.094966][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb211e08 [ 1337.094987][ T32] r4:00000000 [ 1337.095006][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1337.095041][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1337.095117][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.095169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854eb980 [ 1337.095197][ T32] r4:00000000 [ 1337.095262][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.095380][ T32] r9:83018005 r8:84c53000 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1337.095490][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.095592][ T32] r5:00001000 r4:eb1ef000 [ 1337.095654][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.095740][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.095824][ T32] r5:8547078c r4:85470400 [ 1337.095867][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.095967][ T32] r7:dddced80 r6:83018000 r5:8547078c r4:854c5c00 [ 1337.096018][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.096112][ T32] r10:61c88647 r9:84c53000 r8:854c5c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.096159][ T32] r4:854c5c00 [ 1337.096204][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.096324][ T32] r10:00000000 r9:854c5c00 r8:8027f5e8 r7:eb27de60 r6:854c5c80 r5:84c53000 [ 1337.096412][ T32] r4:00000001 [ 1337.096463][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.096563][ T32] Exception stack(0xeb211fb0 to 0xeb211ff8) [ 1337.096630][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.096701][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.096759][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.096831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.096891][ T32] r4:854eb5c0 [ 1337.097364][ T32] INFO: task kworker/0:628:4792 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1337.097426][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.097529][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.097578][ T32] Call trace: [ 1337.097643][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1337.097705][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1337.097729][ T32] r4:00000000 [ 1337.097747][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.097837][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1337.097878][ T32] 9d20: dee40000 eca73000 00000001 80239b98 7f185000 00000001 ** 7 printk messages dropped ** [ 1337.098182][ T32] r4:e04e9dc0 ** 7 printk messages dropped ** [ 1337.098535][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1337.099072][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1337.099333][ T32] r4:84faa100 ** 5 printk messages dropped ** [ 1337.099595][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1337.099979][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb201e08 ** 9 printk messages dropped ** [ 1337.110136][ T32] r5:00001000 r4:eb229000 ** 1 printk messages dropped ** [ 1337.110781][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1337.111543][ T32] Exception stack(0xeb201fb0 to 0xeb201ff8) ** 6 printk messages dropped ** [ 1337.112750][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1337.113401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 13 printk messages dropped ** [ 1337.113934][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1337.114529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1337.115221][ T32] r10:82918930 r9:eb289d84 r8:00000002 r7:60000113 r6:eb289d8c r5:83888000 ** 8 printk messages dropped ** [ 1337.116022][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1337.116552][ T32] r5:00001000 r4:eb1cd000 [ 1337.116613][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.116707][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.116786][ T32] r5:84d4838c r4:84d48000 [ 1337.116808][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.116858][ T32] r7:ddde2d80 r6:83018200 r5:84d4838c r4:854cef80 [ 1337.116880][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.116949][ T32] r10:61c88647 r9:83888000 r8:854cefac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.116980][ T32] r4:854cef80 [ 1337.116999][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.117044][ T32] r10:00000000 r9:854cef80 r8:8027f5e8 r7:eb26de60 r6:854c5d80 r5:83888000 [ 1337.117071][ T32] r4:00000001 [ 1337.117094][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.117131][ T32] Exception stack(0xeb289fb0 to 0xeb289ff8) [ 1337.117179][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.117223][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.117274][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.117317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.117370][ T32] r4:854ed9c0 [ 1337.117832][ T32] INFO: task kworker/1:205:4797 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1337.117917][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.118068][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.118170][ T32] Call trace: [ 1337.118286][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1337.118439][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1337.118519][ T32] r4:00000000 [ 1337.118573][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.118668][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1337.118730][ T32] 9d20: dee40000 eca73000 00000001 80239b98 7f185000 00000001 [ 1337.118791][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1337.118862][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1337.118930][ T32] r5:80070013 r4:80239bb0 [ 1337.118976][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.119061][ T32] r4:82ac11e4 [ 1337.119132][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.119229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1337.119277][ T32] r4:e04e9dc0 [ 1337.119317][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.119468][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1337.119557][ T32] r4:00000000 [ 1337.119603][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.119686][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1337.119720][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.119766][ T32] r5:00001000 r4:dfe9b000 [ 1337.119785][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.119824][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.119869][ T32] r5:84ea6b8c r4:84ea6800 [ 1337.119914][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.119966][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1337.119987][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.120082][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.120140][ T32] r4:84fab300 [ 1337.120172][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.120221][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1337.120244][ T32] r4:00000001 [ 1337.120287][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.151382][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1337.151490][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1337.151872][ T32] INFO: task kworker/0:629:4799 blocked for more than 463 seconds. ** 7 printk messages dropped ** [ 1337.152576][ T32] r4:85508c00 ** 5 printk messages dropped ** [ 1337.153037][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.153311][ T32] r9:83018005 r8:85508c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 ** 3 printk messages dropped ** [ 1337.153430][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1337.153904][ T32] Exception stack(0xeb295fb0 to 0xeb295ff8) ** 6 printk messages dropped ** [ 1337.154669][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1337.155194][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1337.155570][ T32] r5:00001000 r4:dfe9b000 ** 5 printk messages dropped ** [ 1337.155834][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1337.156126][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.156152][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.156179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.156209][ T32] r4:84faa100 [ 1337.156252][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.156280][ T32] INFO: task kworker/0:630:4801 blocked for more than 463 seconds. [ 1337.156308][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.156331][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.156364][ T32] task:kworker/0:630 state:D stack:0 pid:4801 tgid:4801 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.156432][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.156476][ T32] Call trace: [ 1337.156505][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1337.156570][ T32] r10:82918930 r9:eb279d84 r8:00000002 r7:60000113 r6:eb279d8c r5:85509800 [ 1337.156595][ T32] r4:85509800 [ 1337.156615][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1337.156661][ T32] r5:85509800 r4:8291892c [ 1337.156702][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.156744][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.156809][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb279e08 [ 1337.156835][ T32] r4:00000000 [ 1337.156855][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1337.156901][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1337.156940][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.156981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ebe00 [ 1337.157014][ T32] r4:00000000 [ 1337.157035][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.157079][ T32] r9:83018005 r8:85509800 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1337.157099][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.157139][ T32] r5:00001000 r4:eb291000 [ 1337.157158][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.157196][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.157239][ T32] r5:85470f8c r4:85470c00 [ 1337.157258][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.157320][ T32] r7:dddced80 r6:83018000 r5:85470f8c r4:854c5f00 [ 1337.157351][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.157400][ T32] r10:61c88647 r9:85509800 r8:854c5f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.157421][ T32] r4:854c5f00 [ 1337.157439][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.157500][ T32] r10:00000000 r9:854c5f00 r8:8027f5e8 r7:eb295e60 r6:854c5f80 r5:85509800 [ 1337.157525][ T32] r4:00000001 [ 1337.157544][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.157592][ T32] Exception stack(0xeb279fb0 to 0xeb279ff8) [ 1337.157638][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.157669][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.157695][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.157746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.157802][ T32] r4:854ebd40 [ 1337.158054][ T32] INFO: task kworker/0:630:4801 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1337.158108][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.158208][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.158257][ T32] Call trace: [ 1337.158332][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1337.158387][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1337.158410][ T32] r4:00000000 [ 1337.158430][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.158469][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1337.158497][ T32] 9d20: df4a3000 eca73000 00000001 80239b98 7f185000 00000001 [ 1337.158526][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1337.158570][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1337.158598][ T32] r5:80070013 r4:80239bb0 ** 1 printk messages dropped ** [ 1337.158718][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1337.158930][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.159192][ T32] r5:84ea6b8c r4:84ea6800 ** 4 printk messages dropped ** [ 1337.159370][ T32] r4:84fab300 ** 4 printk messages dropped ** [ 1337.159525][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 7 printk messages dropped ** [ 1337.159831][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1337.160099][ T32] r10:82918930 r9:eb281d84 r8:00000002 r7:60000113 r6:eb281d8c r5:8550a400 ** 8 printk messages dropped ** [ 1337.178347][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1337.178990][ T32] r5:00001000 r4:eaa49000 ** 3 printk messages dropped ** [ 1337.179288][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1337.180066][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.180120][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.180181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.180226][ T32] r4:854ebf00 [ 1337.195711][ T32] INFO: task kworker/0:631:4803 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1337.195840][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.195923][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.195986][ T32] Call trace: [ 1337.196045][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1337.196104][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1337.196166][ T32] r4:00000000 [ 1337.196232][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.196282][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1337.196334][ T32] 9d20: dfbd7000 eca73000 00000001 80239b98 7f185000 00000001 [ 1337.196367][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1337.196392][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1337.196415][ T32] r5:80070013 r4:80239bb0 [ 1337.196434][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.196477][ T32] r4:82ac11e4 [ 1337.196496][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.196570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1337.196621][ T32] r4:e04e9dc0 [ 1337.196650][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.196694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1337.196716][ T32] r4:00000000 [ 1337.196739][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1337.196861][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1337.197200][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1337.197473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1337.197991][ T32] r4:8550b000 ** 4 printk messages dropped ** [ 1337.198176][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2a1e08 ** 7 printk messages dropped ** [ 1337.198771][ T32] r9:83018005 r8:8550b000 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 ** 1 printk messages dropped ** [ 1337.198899][ T32] r5:00001000 r4:e052f000 ** 2 printk messages dropped ** [ 1337.199157][ T32] r5:8547178c r4:85471400 ** 4 printk messages dropped ** [ 1337.199570][ T32] r4:84355800 ** 6 printk messages dropped ** [ 1337.200113][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1337.208956][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.209088][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.209183][ T32] Call trace: [ 1337.209217][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1337.209293][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1337.209321][ T32] r4:00000000 [ 1337.209341][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.209391][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1337.209435][ T32] 9d20: dfbd7000 eca73000 00000001 80239b98 7f185000 00000001 [ 1337.209469][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1337.209495][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1337.209518][ T32] r5:80070013 r4:80239bb0 [ 1337.209537][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.209595][ T32] r4:82ac11e4 [ 1337.209617][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.209667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1337.209689][ T32] r4:e04e9dc0 [ 1337.209730][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.209804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1337.209869][ T32] r4:00000000 [ 1337.209893][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.209961][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1337.209986][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.210029][ T32] r5:00001000 r4:dfe9b000 [ 1337.210049][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.210088][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.210128][ T32] r5:84ea6b8c r4:84ea6800 [ 1337.210168][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.210243][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1337.210315][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.216374][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.216417][ T32] r4:84fab300 [ 1337.216438][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.216502][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1337.216524][ T32] r4:00000001 [ 1337.216558][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.216599][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1337.216661][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1337.216723][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.217073][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1337.217516][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb29de08 ** 9 printk messages dropped ** [ 1337.217966][ T32] r5:00001000 r4:e078f000 [ 1337.217985][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1337.218065][ T32] r5:85471b8c r4:85471800 ** 3 printk messages dropped ** [ 1337.218240][ T32] r10:61c88647 r9:8550bc00 r8:854ea0ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1337.218946][ T32] r4:854f1100 ** 5 printk messages dropped ** [ 1337.220191][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 8 printk messages dropped ** [ 1337.233444][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1337.233673][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.234048][ T32] r5:84ea6b8c r4:84ea6800 ** 4 printk messages dropped ** [ 1337.234346][ T32] r4:84fab300 ** 1 printk messages dropped ** [ 1337.234494][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1337.234548][ T32] r4:00000001 [ 1337.234624][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.234720][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1337.234778][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.234838][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.234914][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.234990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.235043][ T32] r4:84faa100 [ 1337.235118][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.235194][ T32] INFO: task kworker/0:634:4809 blocked for more than 463 seconds. [ 1337.235259][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.235311][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.235356][ T32] task:kworker/0:634 state:D stack:0 pid:4809 tgid:4809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.235464][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.235620][ T32] Call trace: [ 1337.235780][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1337.235879][ T32] r10:82918930 r9:eb2a5d84 r8:00000002 r7:60000113 r6:eb2a5d8c r5:8550c800 [ 1337.235934][ T32] r4:8550c800 [ 1337.235982][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1337.236071][ T32] r5:8550c800 r4:8291892c [ 1337.236113][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.236199][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.236289][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2a5e08 [ 1337.236337][ T32] r4:00000000 [ 1337.236377][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1337.236474][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1337.236581][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.236681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f1340 [ 1337.236733][ T32] r4:00000000 [ 1337.236793][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.236924][ T32] r9:83018005 r8:8550c800 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1337.236977][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.237067][ T32] r5:00001000 r4:eaaab000 [ 1337.237125][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.237222][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.237312][ T32] r5:8547238c r4:85472000 [ 1337.237379][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.237477][ T32] r7:dddced80 r6:83018000 r5:8547238c r4:854ea180 [ 1337.237524][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.237622][ T32] r10:61c88647 r9:8550c800 r8:854ea1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.237681][ T32] r4:854ea180 [ 1337.237708][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.237827][ T32] r10:00000000 r9:854ea180 r8:8027f5e8 r7:eb281e60 r6:854ea200 r5:8550c800 [ 1337.237885][ T32] r4:00000001 [ 1337.237907][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.237943][ T32] Exception stack(0xeb2a5fb0 to 0xeb2a5ff8) [ 1337.237978][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.238039][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.238069][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.238097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.238119][ T32] r4:854f1180 [ 1337.238832][ T32] INFO: task kworker/0:634:4809 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1337.238915][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.239019][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.239070][ T32] Call trace: [ 1337.239102][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1337.239174][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1337.239201][ T32] r4:00000000 [ 1337.239220][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.239260][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1337.239288][ T32] 9d20: e00da000 eca73000 00000001 80239b98 7f185000 00000001 [ 1337.239317][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1337.239342][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1337.239366][ T32] r5:80070013 r4:80239bb0 [ 1337.239386][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.239436][ T32] r4:82ac11e4 [ 1337.239459][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.239530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1337.239556][ T32] r4:e04e9dc0 [ 1337.239575][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.239616][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1337.239669][ T32] r4:00000000 [ 1337.239691][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.239736][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1337.239792][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.239850][ T32] r5:00001000 r4:dfe9b000 [ 1337.239893][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.239957][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.240027][ T32] r5:84ea6b8c r4:84ea6800 [ 1337.240049][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.240097][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1337.240126][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1337.240225][ T32] r4:84fab300 ** 2 printk messages dropped ** [ 1337.261493][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1337.261673][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 2 printk messages dropped ** [ 1337.261932][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1337.262108][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1337.262197][ T32] task:kworker/0:635 state:D stack:0 pid:4811 tgid:4811 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1337.262548][ T32] r10:82918930 r9:eb2add84 r8:00000002 r7:60000113 r6:eb2add8c r5:8550d400 [ 1337.262585][ T32] r4:8550d400 [ 1337.262607][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1337.262654][ T32] r5:8550d400 r4:8291892c [ 1337.262674][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.262734][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.262811][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2ade08 [ 1337.262859][ T32] r4:00000000 [ 1337.262880][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1337.262923][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1337.262977][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.263022][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f1640 [ 1337.263081][ T32] r4:00000000 [ 1337.263103][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.263159][ T32] r9:83018005 r8:8550d400 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1337.263194][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.263243][ T32] r5:00001000 r4:eab37000 [ 1337.263276][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.263319][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.263371][ T32] r5:85472b8c r4:85472800 [ 1337.263394][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.263441][ T32] r7:dddced80 r6:83018000 r5:85472b8c r4:854ea280 [ 1337.263480][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.263572][ T32] r10:61c88647 r9:8550d400 r8:854ea2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.263602][ T32] r4:854ea280 [ 1337.263621][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.263670][ T32] r10:00000000 r9:854ea280 r8:8027f5e8 r7:eb2a5e60 r6:854ea300 r5:8550d400 [ 1337.263692][ T32] r4:00000001 [ 1337.263710][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.263743][ T32] Exception stack(0xeb2adfb0 to 0xeb2adff8) [ 1337.263771][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.263834][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.263864][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.263898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.263931][ T32] r4:854f1180 [ 1337.264364][ T32] INFO: task kworker/0:635:4811 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1337.264398][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.264500][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.264576][ T32] Call trace: [ 1337.264607][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1337.264665][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1337.264688][ T32] r4:00000000 [ 1337.264708][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.264775][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1337.264812][ T32] 9d20: e04f4000 eca73000 00000001 80239b98 7f185000 00000001 [ 1337.264843][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1337.264868][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1337.264891][ T32] r5:80070013 r4:80239bb0 [ 1337.264931][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.264996][ T32] r4:82ac11e4 [ 1337.265019][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.265087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1337.265132][ T32] r4:e04e9dc0 [ 1337.265153][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.265196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1337.265240][ T32] r4:00000000 [ 1337.265261][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.265306][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1337.265350][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.265395][ T32] r5:00001000 r4:dfe9b000 [ 1337.265439][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.265481][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.265563][ T32] r5:84ea6b8c r4:84ea6800 [ 1337.265590][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.265667][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1337.265718][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.265790][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.265819][ T32] r4:84fab300 [ 1337.265840][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.265884][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1337.265916][ T32] r4:00000001 [ 1337.265938][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.265972][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1337.266011][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.266041][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.266067][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.266095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.266132][ T32] r4:84faa100 [ 1337.266153][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.266206][ T32] INFO: task kworker/0:636:4812 blocked for more than 463 seconds. [ 1337.266257][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.266305][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.266328][ T32] task:kworker/0:636 state:D stack:0 pid:4812 tgid:4812 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.266372][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.266411][ T32] Call trace: [ 1337.266453][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1337.266498][ T32] r10:82918930 r9:eb2a9d84 r8:00000002 r7:60000113 r6:eb2a9d8c r5:8550e000 [ 1337.266531][ T32] r4:8550e000 [ 1337.266553][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1337.266593][ T32] r5:8550e000 r4:8291892c [ 1337.266656][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.266699][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.266772][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2a9e08 [ 1337.266797][ T32] r4:00000000 [ 1337.266816][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1337.266853][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1337.266889][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.266928][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f1400 [ 1337.266971][ T32] r4:00000000 [ 1337.266993][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.267067][ T32] r9:83018005 r8:8550e000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1337.267093][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.267157][ T32] r5:00001000 r4:eaaf9000 [ 1337.267179][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.267238][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.267284][ T32] r5:8547278c r4:85472400 [ 1337.267303][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.267345][ T32] r7:dddced80 r6:83018000 r5:8547278c r4:854ea380 [ 1337.267365][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.267437][ T32] r10:61c88647 r9:8550e000 r8:854ea3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.267465][ T32] r4:854ea380 [ 1337.267508][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.267567][ T32] r10:00000000 r9:854ea380 r8:8027f5e8 r7:eb2ade60 r6:854ea400 r5:8550e000 [ 1337.267592][ T32] r4:00000001 [ 1337.267640][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.267680][ T32] Exception stack(0xeb2a9fb0 to 0xeb2a9ff8) [ 1337.267707][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.267755][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.267784][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.267812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.267833][ T32] r4:854f1180 [ 1337.268066][ T32] INFO: task kworker/0:636:4812 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1337.268103][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.268167][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.268225][ T32] Call trace: [ 1337.268278][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1337.268351][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1337.268398][ T32] r4:00000000 [ 1337.268419][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.268459][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1337.268487][ T32] 9d20: e04f4000 eca73000 00000001 80239b98 7f185000 00000001 [ 1337.268530][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1337.268576][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1337.268631][ T32] r5:80070013 r4:80239bb0 [ 1337.268680][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.268771][ T32] r4:82ac11e4 [ 1337.268826][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.268911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1337.268976][ T32] r4:e04e9dc0 [ 1337.269092][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.269166][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1337.269218][ T32] r4:00000000 [ 1337.269262][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.269355][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1337.269400][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.269501][ T32] r5:00001000 r4:dfe9b000 [ 1337.269548][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.269633][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.269726][ T32] r5:84ea6b8c r4:84ea6800 [ 1337.269834][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.269957][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1337.270023][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.270138][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.270223][ T32] r4:84fab300 [ 1337.270280][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.290814][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1337.290863][ T32] r4:00000001 [ 1337.290909][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.290975][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1337.291028][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.291067][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.291115][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.291149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.291174][ T32] r4:84faa100 [ 1337.291198][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.291231][ T32] INFO: task kworker/0:637:4815 blocked for more than 463 seconds. [ 1337.291285][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.291314][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.291356][ T32] task:kworker/0:637 state:D stack:0 pid:4815 tgid:4815 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.291440][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.291492][ T32] Call trace: [ 1337.291525][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1337.291574][ T32] r10:82918930 r9:eb2b1d84 r8:00000002 r7:60000113 r6:eb2b1d8c r5:8550ec00 [ 1337.291618][ T32] r4:8550ec00 [ 1337.291647][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1337.291692][ T32] r5:8550ec00 r4:8291892c [ 1337.291714][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.291774][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.291843][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2b1e08 [ 1337.291868][ T32] r4:00000000 [ 1337.291888][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1337.291969][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1337.292014][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.292055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f1700 [ 1337.292076][ T32] r4:00000000 [ 1337.292094][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.292167][ T32] r9:83018005 r8:8550ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1337.292214][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.292296][ T32] r5:00001000 r4:eac55000 [ 1337.292338][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.292416][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.292497][ T32] r5:85472f8c r4:85472c00 [ 1337.292538][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.292628][ T32] r7:dddced80 r6:83018000 r5:85472f8c r4:854ea480 [ 1337.292680][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.292772][ T32] r10:61c88647 r9:8550ec00 r8:854ea4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.292823][ T32] r4:854ea480 [ 1337.292895][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.293025][ T32] r10:00000000 r9:854ea480 r8:8027f5e8 r7:eb2ade60 r6:854ea500 r5:8550ec00 [ 1337.293093][ T32] r4:00000001 [ 1337.293175][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.293261][ T32] Exception stack(0xeb2b1fb0 to 0xeb2b1ff8) [ 1337.293348][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.293439][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.293502][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.293564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.293609][ T32] r4:854f1600 [ 1337.294405][ T32] INFO: task kworker/0:637:4815 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1337.294484][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.294598][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.294706][ T32] Call trace: [ 1337.294840][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1337.294948][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1337.294995][ T32] r4:00000000 [ 1337.295034][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.295110][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1337.295168][ T32] 9d20: e08e9000 eca73000 00000001 80239b98 7f185000 00000001 [ 1337.295230][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1337.295315][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1337.295370][ T32] r5:80070013 r4:80239bb0 [ 1337.295535][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.295631][ T32] r4:82ac11e4 [ 1337.295731][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.295781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1337.295804][ T32] r4:e04e9dc0 [ 1337.295822][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.295863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1337.295886][ T32] r4:00000000 [ 1337.295905][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.295977][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1337.296030][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.296113][ T32] r5:00001000 r4:dfe9b000 [ 1337.296135][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.296203][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.296248][ T32] r5:84ea6b8c r4:84ea6800 [ 1337.296280][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.296327][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1337.296348][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.296394][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.296415][ T32] r4:84fab300 [ 1337.296438][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.296483][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1337.296504][ T32] r4:00000001 [ 1337.296524][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.296557][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1337.296583][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.296609][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.296639][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.296667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.296689][ T32] r4:84faa100 [ 1337.296707][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.296787][ T32] INFO: task kworker/0:638:4817 blocked for more than 463 seconds. [ 1337.296818][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.296871][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.296895][ T32] task:kworker/0:638 state:D stack:0 pid:4817 tgid:4817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.296939][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.297011][ T32] Call trace: [ 1337.297074][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1337.297123][ T32] r10:82918930 r9:eb2b9d84 r8:00000002 r7:60000113 r6:eb2b9d8c r5:85508000 [ 1337.297178][ T32] r4:85508000 [ 1337.297201][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1337.297241][ T32] r5:85508000 r4:8291892c [ 1337.297300][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.297356][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.297417][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2b9e08 [ 1337.297507][ T32] r4:00000000 [ 1337.297575][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1337.297628][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1337.297734][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.297850][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f1900 [ 1337.297877][ T32] r4:00000000 [ 1337.297926][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.298013][ T32] r9:83018005 r8:85508000 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1337.298040][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.298102][ T32] r5:00001000 r4:eacc7000 [ 1337.298125][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.298165][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.298241][ T32] r5:8547338c r4:85473000 [ 1337.298287][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.298376][ T32] r7:dddced80 r6:83018000 r5:8547338c r4:854ea580 [ 1337.298419][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.298531][ T32] r10:61c88647 r9:85508000 r8:854ea5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.298584][ T32] r4:854ea580 [ 1337.298630][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.298732][ T32] r10:00000000 r9:854ea580 r8:8027f5e8 r7:eb2b1e60 r6:854ea600 r5:85508000 [ 1337.298780][ T32] r4:00000001 [ 1337.298833][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.299013][ T32] Exception stack(0xeb2b9fb0 to 0xeb2b9ff8) [ 1337.299087][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.299173][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.299266][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.299380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.299493][ T32] r4:854f1740 [ 1337.299958][ T32] INFO: task kworker/0:638:4817 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1337.300065][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.300192][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.323158][ T32] Call trace: [ 1337.323226][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1337.323302][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1337.323326][ T32] r4:00000000 [ 1337.323377][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.323422][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1337.323455][ T32] 9d20: e0c06000 eca73000 00000001 80239b98 7f185000 00000001 [ 1337.323484][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1337.323509][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1337.323571][ T32] r5:80070013 r4:80239bb0 [ 1337.323596][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.323644][ T32] r4:82ac11e4 [ 1337.323664][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.323706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1337.323728][ T32] r4:e04e9dc0 [ 1337.323752][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.323795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1337.323817][ T32] r4:00000000 [ 1337.323836][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.323897][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1337.323927][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.323992][ T32] r5:00001000 r4:dfe9b000 [ 1337.324034][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.324077][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.324120][ T32] r5:84ea6b8c r4:84ea6800 [ 1337.324157][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.324207][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1337.324260][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.324361][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.324414][ T32] r4:84fab300 [ 1337.324460][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.324553][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1337.324598][ T32] r4:00000001 [ 1337.324651][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.324762][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1337.324829][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.324888][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.324951][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.325013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.325064][ T32] r4:84faa100 [ 1337.325137][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.325225][ T32] INFO: task kworker/0:639:4819 blocked for more than 463 seconds. [ 1337.325357][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.325448][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.325515][ T32] task:kworker/0:639 state:D stack:0 pid:4819 tgid:4819 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.325690][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.325816][ T32] Call trace: [ 1337.325888][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1337.325936][ T32] r10:82918930 r9:eb2bdd84 r8:00000002 r7:60000013 r6:eb2bdd8c r5:85505400 [ 1337.325959][ T32] r4:85505400 [ 1337.325991][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1337.326034][ T32] r5:85505400 r4:8291892c [ 1337.326055][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.326096][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.326140][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2bde08 [ 1337.326190][ T32] r4:00000000 [ 1337.326212][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1337.326270][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1337.326335][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.326385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f1b40 [ 1337.326413][ T32] r4:00000000 [ 1337.326433][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.326479][ T32] r9:83018005 r8:85505400 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1337.326564][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.326610][ T32] r5:00001000 r4:eaded000 [ 1337.326633][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.326737][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.326783][ T32] r5:8547378c r4:85473400 [ 1337.326803][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.326846][ T32] r7:dddced80 r6:83018000 r5:8547378c r4:854ea680 [ 1337.326866][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.326942][ T32] r10:61c88647 r9:85505400 r8:854ea6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.326969][ T32] r4:854ea680 [ 1337.326990][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.327065][ T32] r10:00000000 r9:854ea680 r8:8027f5e8 r7:eb2b9e60 r6:854ea700 r5:85505400 [ 1337.327092][ T32] r4:00000001 [ 1337.327110][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.327144][ T32] Exception stack(0xeb2bdfb0 to 0xeb2bdff8) [ 1337.327169][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.327196][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.327221][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.327248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.327273][ T32] r4:854f1840 [ 1337.327730][ T32] INFO: task kworker/0:639:4819 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1337.327766][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.327855][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.327930][ T32] Call trace: [ 1337.328018][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1337.328072][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1337.328095][ T32] r4:00000000 [ 1337.328113][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.328150][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1337.328196][ T32] 9d20: e0c06000 eca73000 00000001 80239b98 7f185000 00000001 [ 1337.328264][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1337.328322][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1337.328380][ T32] r5:80070013 r4:80239bb0 [ 1337.328422][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.328506][ T32] r4:82ac11e4 [ 1337.328546][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.328682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1337.328761][ T32] r4:e04e9dc0 [ 1337.328809][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.328922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1337.329041][ T32] r4:00000000 [ 1337.329125][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.329258][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1337.329334][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.329418][ T32] r5:00001000 r4:dfe9b000 [ 1337.329487][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.329777][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.329876][ T32] r5:84ea6b8c r4:84ea6800 [ 1337.329925][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.330036][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1337.330086][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.330175][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.330226][ T32] r4:84fab300 [ 1337.360888][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.361051][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1337.361080][ T32] r4:00000001 [ 1337.361104][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.361143][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1337.361176][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.361205][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.361230][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.361259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.361281][ T32] r4:84faa100 [ 1337.361305][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.361336][ T32] INFO: task kworker/0:640:4820 blocked for more than 463 seconds. [ 1337.361369][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.361394][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.361433][ T32] task:kworker/0:640 state:D stack:0 pid:4820 tgid:4820 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.361497][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.361545][ T32] Call trace: [ 1337.361576][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1337.361627][ T32] r10:82918930 r9:eb2b5d84 r8:00000002 r7:60000013 r6:eb2b5d8c r5:85520000 [ 1337.361655][ T32] r4:85520000 [ 1337.361674][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1337.361713][ T32] r5:85520000 r4:8291892c [ 1337.361732][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.361851][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.361913][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2b5e08 [ 1337.361936][ T32] r4:00000000 [ 1337.361987][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1337.362029][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1337.362098][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.362144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f1c40 [ 1337.362174][ T32] r4:00000000 [ 1337.362223][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.362301][ T32] r9:83018005 r8:85520000 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1337.362356][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.362401][ T32] r5:00001000 r4:eae01000 [ 1337.362422][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.362461][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.362537][ T32] r5:85473b8c r4:85473800 [ 1337.362595][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.362652][ T32] r7:dddced80 r6:83018000 r5:85473b8c r4:854ea780 [ 1337.362674][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.362719][ T32] r10:61c88647 r9:85520000 r8:854ea7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.362770][ T32] r4:854ea780 [ 1337.362794][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.362866][ T32] r10:00000000 r9:854ea780 r8:8027f5e8 r7:eb2bde60 r6:854ea800 r5:85520000 [ 1337.362897][ T32] r4:00000001 [ 1337.362920][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.362957][ T32] Exception stack(0xeb2b5fb0 to 0xeb2b5ff8) [ 1337.362985][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.363018][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.363046][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.363074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.363095][ T32] r4:854f1840 [ 1337.363532][ T32] INFO: task kworker/0:640:4820 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1337.363592][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.363685][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.363767][ T32] Call trace: [ 1337.363845][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1337.363909][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1337.363934][ T32] r4:00000000 [ 1337.363993][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.364042][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1337.364076][ T32] 9d20: e180c000 eca73000 00000001 80239b98 7f185000 00000001 [ 1337.364148][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1337.364177][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1337.364207][ T32] r5:80070013 r4:80239bb0 [ 1337.364227][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.364283][ T32] r4:82ac11e4 [ 1337.364309][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.364384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1337.364410][ T32] r4:e04e9dc0 [ 1337.364429][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.364473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1337.364507][ T32] r4:00000000 [ 1337.364546][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.364595][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1337.364622][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.364667][ T32] r5:00001000 r4:dfe9b000 [ 1337.364686][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.364723][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.364804][ T32] r5:84ea6b8c r4:84ea6800 [ 1337.364826][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.364904][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1337.364930][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.365034][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.365089][ T32] r4:84fab300 [ 1337.365128][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.365230][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1337.365327][ T32] r4:00000001 [ 1337.365377][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.365497][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1337.365562][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.365625][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.365696][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.365803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.365855][ T32] r4:84faa100 [ 1337.365906][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.365984][ T32] INFO: task kworker/0:641:4823 blocked for more than 463 seconds. [ 1337.366047][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.366125][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.366175][ T32] task:kworker/0:641 state:D stack:0 pid:4823 tgid:4823 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.366277][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.366425][ T32] Call trace: [ 1337.366532][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1337.366649][ T32] r10:82918930 r9:eb2c5d84 r8:00000002 r7:60000013 r6:eb2c5d8c r5:85520c00 [ 1337.366702][ T32] r4:85520c00 [ 1337.366745][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1337.366827][ T32] r5:85520c00 r4:8291892c [ 1337.366875][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.366992][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.367102][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2c5e08 [ 1337.367167][ T32] r4:00000000 [ 1337.367242][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1337.367330][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1337.367409][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.367496][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84c082c0 [ 1337.367545][ T32] r4:00000000 [ 1337.367622][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.367756][ T32] r9:83018005 r8:85520c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1337.367830][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.367935][ T32] r5:00001000 r4:eae61000 [ 1337.367981][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.368063][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.368243][ T32] r5:8548038c r4:85480000 [ 1337.368314][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.368415][ T32] r7:dddced80 r6:83018000 r5:8548038c r4:854ea880 [ 1337.368459][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.368549][ T32] r10:61c88647 r9:85520c00 r8:854ea8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.368680][ T32] r4:854ea880 [ 1337.368732][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.368828][ T32] r10:00000000 r9:854ea880 r8:8027f5e8 r7:eb2b5e60 r6:854ea900 r5:85520c00 [ 1337.368880][ T32] r4:00000001 [ 1337.368997][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.369200][ T32] Exception stack(0xeb2c5fb0 to 0xeb2c5ff8) [ 1337.369253][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.369296][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.369327][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.369364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.369390][ T32] r4:854f1840 [ 1337.369936][ T32] INFO: task kworker/0:641:4823 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1337.370023][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.370208][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.391252][ T32] Call trace: [ 1337.391329][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1337.391453][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1337.391496][ T32] r4:00000000 [ 1337.391569][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.391688][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1337.391750][ T32] 9d20: e1899000 eca73000 00000001 80239b98 7f185000 00000001 [ 1337.391890][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1337.391958][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1337.392015][ T32] r5:80070013 r4:80239bb0 [ 1337.392126][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.392229][ T32] r4:82ac11e4 [ 1337.392310][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.392395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1337.392422][ T32] r4:e04e9dc0 [ 1337.392657][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.392758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1337.392843][ T32] r4:00000000 [ 1337.392931][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.393038][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1337.393089][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.393179][ T32] r5:00001000 r4:dfe9b000 [ 1337.393225][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.393344][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.393444][ T32] r5:84ea6b8c r4:84ea6800 [ 1337.393490][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.393661][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1337.393720][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.393915][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.393953][ T32] r4:84fab300 [ 1337.393993][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.394044][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1337.394067][ T32] r4:00000001 [ 1337.394314][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.394624][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1337.394661][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.394694][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.394741][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.394842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.394935][ T32] r4:84faa100 [ 1337.394963][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.395159][ T32] INFO: task kworker/0:642:4824 blocked for more than 463 seconds. [ 1337.395201][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.395419][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.395444][ T32] task:kworker/0:642 state:D stack:0 pid:4824 tgid:4824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.395502][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.395546][ T32] Call trace: [ 1337.395582][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1337.395641][ T32] r10:82918930 r9:eb2c9d84 r8:00000002 r7:60000113 r6:eb2c9d8c r5:85522400 [ 1337.395664][ T32] r4:85522400 [ 1337.395700][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1337.395995][ T32] r5:85522400 r4:8291892c [ 1337.396022][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.396065][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.396128][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2c9e08 [ 1337.396153][ T32] r4:00000000 [ 1337.396172][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1337.396222][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1337.396263][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.396305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84c08040 [ 1337.396406][ T32] r4:00000000 [ 1337.396552][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.396601][ T32] r9:83018005 r8:85522400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1337.398023][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.398080][ T32] r5:00001000 r4:eae39000 [ 1337.398205][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.398330][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.398429][ T32] r5:85473f8c r4:85473c00 [ 1337.398489][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.398586][ T32] r7:dddced80 r6:83018000 r5:85473f8c r4:854ea980 [ 1337.398678][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.398775][ T32] r10:61c88647 r9:85522400 r8:854ea9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.398823][ T32] r4:854ea980 [ 1337.398870][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.398940][ T32] r10:00000000 r9:854ea980 r8:8027f5e8 r7:eb2c5e60 r6:854eaa00 r5:85522400 [ 1337.398965][ T32] r4:00000001 [ 1337.398984][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.399020][ T32] Exception stack(0xeb2c9fb0 to 0xeb2c9ff8) [ 1337.399075][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.399242][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.399344][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.399476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.399536][ T32] r4:854f1840 [ 1337.431185][ T32] INFO: task kworker/0:642:4824 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1337.431408][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.431552][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.431721][ T32] Call trace: [ 1337.431797][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1337.431907][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1337.431955][ T32] r4:00000000 [ 1337.432036][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.432149][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1337.432218][ T32] 9d20: e1d0d000 eca73000 00000001 80239b98 7f185000 00000001 [ 1337.432319][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1337.432380][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1337.432452][ T32] r5:80070013 r4:80239bb0 [ 1337.432533][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.432656][ T32] r4:82ac11e4 [ 1337.432705][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.432792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1337.432837][ T32] r4:e04e9dc0 [ 1337.432878][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.432982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1337.433033][ T32] r4:00000000 [ 1337.433076][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.433168][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1337.433211][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.433293][ T32] r5:00001000 r4:dfe9b000 [ 1337.433333][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.433409][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.433490][ T32] r5:84ea6b8c r4:84ea6800 [ 1337.433531][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.433785][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1337.433882][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.433988][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.434035][ T32] r4:84fab300 [ 1337.434075][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.434222][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1337.434309][ T32] r4:00000001 [ 1337.434358][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.434432][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1337.434486][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.434540][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.434620][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.434690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.434765][ T32] r4:84faa100 [ 1337.434816][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.436030][ T32] INFO: task kworker/0:643:4826 blocked for more than 463 seconds. [ 1337.436089][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.436118][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.436557][ T32] task:kworker/0:643 state:D stack:0 pid:4826 tgid:4826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.436616][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.436662][ T32] Call trace: [ 1337.436692][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1337.436842][ T32] r10:82918930 r9:eb2cdd84 r8:00000002 r7:60000113 r6:eb2cdd8c r5:85521800 [ 1337.436925][ T32] r4:85521800 [ 1337.436974][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1337.437059][ T32] r5:85521800 r4:8291892c [ 1337.437100][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.437214][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.437333][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2cde08 [ 1337.437385][ T32] r4:00000000 [ 1337.437427][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1337.437541][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1337.437672][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.437817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84c08640 [ 1337.437875][ T32] r4:00000000 [ 1337.437919][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.438012][ T32] r9:83018005 r8:85521800 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1337.438056][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.438139][ T32] r5:00001000 r4:eb12f000 [ 1337.438188][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.438280][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.438372][ T32] r5:85480b8c r4:85480800 [ 1337.438416][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.438530][ T32] r7:dddced80 r6:83018000 r5:85480b8c r4:854eaa80 [ 1337.438581][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.438788][ T32] r10:61c88647 r9:85521800 r8:854eaaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.438848][ T32] r4:854eaa80 [ 1337.438897][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.439026][ T32] r10:00000000 r9:854eaa80 r8:8027f5e8 r7:eb2c5e60 r6:854eab00 r5:85521800 [ 1337.439115][ T32] r4:00000001 [ 1337.439163][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.439274][ T32] Exception stack(0xeb2cdfb0 to 0xeb2cdff8) [ 1337.439339][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.439399][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.439486][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.439556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.439602][ T32] r4:84c08100 [ 1337.440294][ T32] INFO: task kworker/0:643:4826 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1337.440480][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.461203][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.461343][ T32] Call trace: [ 1337.461417][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1337.461529][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1337.461626][ T32] r4:00000000 [ 1337.461679][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.461867][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1337.461955][ T32] 9d20: e1f7e000 eca73000 00000001 80239b98 7f185000 00000001 [ 1337.462019][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1337.462072][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1337.462124][ T32] r5:80070013 r4:80239bb0 [ 1337.462171][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.462284][ T32] r4:82ac11e4 [ 1337.462336][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.462424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1337.462476][ T32] r4:e04e9dc0 [ 1337.462521][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.462669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1337.462785][ T32] r4:00000000 [ 1337.462839][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.462952][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1337.463007][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.463096][ T32] r5:00001000 r4:dfe9b000 [ 1337.463140][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.463220][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.463309][ T32] r5:84ea6b8c r4:84ea6800 [ 1337.463353][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.463451][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1337.463507][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.463639][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.463692][ T32] r4:84fab300 [ 1337.463736][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.463830][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1337.463925][ T32] r4:00000001 [ 1337.464015][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.464100][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1337.464160][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.464257][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.464383][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.464489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.464541][ T32] r4:84faa100 [ 1337.464589][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.464657][ T32] INFO: task kworker/0:644:4828 blocked for more than 463 seconds. [ 1337.464812][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.465394][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.465421][ T32] task:kworker/0:644 state:D stack:0 pid:4828 tgid:4828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.465590][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.465813][ T32] Call trace: [ 1337.466601][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1337.466657][ T32] r10:82918930 r9:eb2d1d84 r8:00000002 r7:60000013 r6:eb2d1d8c r5:85523000 [ 1337.466682][ T32] r4:85523000 [ 1337.466859][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1337.466903][ T32] r5:85523000 r4:8291892c [ 1337.466925][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.466965][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.467010][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2d1e08 [ 1337.467031][ T32] r4:00000000 [ 1337.467049][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1337.467119][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1337.467159][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.467542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84c085c0 [ 1337.467568][ T32] r4:00000000 [ 1337.467589][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.467751][ T32] r9:83018005 r8:85523000 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1337.467777][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.467819][ T32] r5:00001000 r4:eaebd000 [ 1337.467839][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.468064][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.468382][ T32] r5:8548078c r4:85480400 [ 1337.468468][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.468571][ T32] r7:dddced80 r6:83018000 r5:8548078c r4:854eab80 [ 1337.468683][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.468783][ T32] r10:61c88647 r9:85523000 r8:854eabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.468943][ T32] r4:854eab80 [ 1337.469293][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.469344][ T32] r10:00000000 r9:854eab80 r8:8027f5e8 r7:eb2cde60 r6:854eac00 r5:85523000 [ 1337.469369][ T32] r4:00000001 [ 1337.469387][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.469421][ T32] Exception stack(0xeb2d1fb0 to 0xeb2d1ff8) [ 1337.469447][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.469476][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.469620][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.469655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.469973][ T32] r4:84c08080 [ 1337.493646][ T32] INFO: task kworker/0:644:4828 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1337.493748][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.493913][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.494009][ T32] Call trace: [ 1337.494048][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1337.494141][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1337.494168][ T32] r4:00000000 [ 1337.494188][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.494245][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1337.494308][ T32] 9d20: e24da000 eca73000 00000001 80239b98 7f185000 00000001 [ 1337.494342][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1337.494367][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1337.494391][ T32] r5:80070013 r4:80239bb0 [ 1337.494411][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.494482][ T32] r4:82ac11e4 [ 1337.494504][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.494560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1337.494585][ T32] r4:e04e9dc0 [ 1337.494604][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.494651][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1337.494715][ T32] r4:00000000 [ 1337.494766][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.494822][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1337.494877][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.494927][ T32] r5:00001000 r4:dfe9b000 [ 1337.494947][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.494987][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.495029][ T32] r5:84ea6b8c r4:84ea6800 [ 1337.495078][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.495129][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1337.495186][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.495267][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.495292][ T32] r4:84fab300 [ 1337.495312][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.495357][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1337.495378][ T32] r4:00000001 [ 1337.495397][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.495431][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1337.495456][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.495514][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.495573][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.495606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.495627][ T32] r4:84faa100 [ 1337.495682][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.495744][ T32] INFO: task kworker/0:645:4831 blocked for more than 463 seconds. [ 1337.495778][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.495832][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.495895][ T32] task:kworker/0:645 state:D stack:0 pid:4831 tgid:4831 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.495946][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.496028][ T32] Call trace: [ 1337.496091][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1337.496140][ T32] r10:82918930 r9:eb2d5d84 r8:00000002 r7:60000113 r6:eb2d5d8c r5:85524800 [ 1337.496191][ T32] r4:85524800 [ 1337.496215][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1337.496256][ T32] r5:85524800 r4:8291892c [ 1337.496329][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.496373][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.496446][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2d5e08 [ 1337.496473][ T32] r4:00000000 [ 1337.496495][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1337.496613][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1337.496659][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.496796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84c08bc0 [ 1337.496821][ T32] r4:00000000 [ 1337.496840][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.496939][ T32] r9:83018005 r8:85524800 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1337.496964][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.497006][ T32] r5:00001000 r4:eb197000 [ 1337.497035][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.497076][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.497121][ T32] r5:8548178c r4:85481400 [ 1337.497143][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.497215][ T32] r7:dddced80 r6:83018000 r5:8548178c r4:854eac80 [ 1337.497238][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.497325][ T32] r10:61c88647 r9:85524800 r8:854eacac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.497377][ T32] r4:854eac80 [ 1337.497398][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.497443][ T32] r10:00000000 r9:854eac80 r8:8027f5e8 r7:eb2cde60 r6:854ead00 r5:85524800 [ 1337.497524][ T32] r4:00000001 [ 1337.497545][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.497607][ T32] Exception stack(0xeb2d5fb0 to 0xeb2d5ff8) [ 1337.497658][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.497688][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.497716][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.497743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.497793][ T32] r4:84c08700 [ 1337.498207][ T32] INFO: task kworker/0:645:4831 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1337.498242][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.498332][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.498435][ T32] Call trace: [ 1337.498497][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1337.498548][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1337.498609][ T32] r4:00000000 [ 1337.498659][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.498701][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1337.498730][ T32] 9d20: e24da000 eca73000 00000001 80239b98 7f185000 00000001 [ 1337.498784][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1337.498812][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1337.498866][ T32] r5:80070013 r4:80239bb0 [ 1337.498893][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.498933][ T32] r4:82ac11e4 [ 1337.498953][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.498994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1337.499015][ T32] r4:e04e9dc0 [ 1337.499033][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.499073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1337.499094][ T32] r4:00000000 [ 1337.499112][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.499175][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1337.499237][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.499282][ T32] r5:00001000 r4:dfe9b000 [ 1337.499302][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.499369][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.499504][ T32] r5:84ea6b8c r4:84ea6800 [ 1337.499584][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.499682][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1337.499726][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.499822][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.499871][ T32] r4:84fab300 [ 1337.499955][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.500046][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1337.500094][ T32] r4:00000001 [ 1337.500136][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.500206][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1337.520784][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.520894][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.520926][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.520959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.520983][ T32] r4:84faa100 [ 1337.521008][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.521050][ T32] INFO: task kworker/0:646:4834 blocked for more than 464 seconds. [ 1337.521084][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.521109][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.521165][ T32] task:kworker/0:646 state:D stack:0 pid:4834 tgid:4834 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.521303][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.521397][ T32] Call trace: [ 1337.521461][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1337.521517][ T32] r10:82918930 r9:eb2c1d84 r8:00000002 r7:60000013 r6:eb2c1d8c r5:85525400 [ 1337.521539][ T32] r4:85525400 [ 1337.521587][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1337.521632][ T32] r5:85525400 r4:8291892c [ 1337.521655][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.521694][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.521782][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2c1e08 [ 1337.521819][ T32] r4:00000000 [ 1337.521868][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1337.521958][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1337.522030][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.522109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84c08740 [ 1337.522136][ T32] r4:00000000 [ 1337.522156][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.522205][ T32] r9:83018005 r8:85525400 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1337.522227][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.522268][ T32] r5:00001000 r4:eb139000 [ 1337.522288][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.522330][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.522404][ T32] r5:85480f8c r4:85480c00 [ 1337.522454][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.522505][ T32] r7:dddced80 r6:83018000 r5:85480f8c r4:854ead80 [ 1337.522580][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.522631][ T32] r10:61c88647 r9:85525400 r8:854eadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.522694][ T32] r4:854ead80 [ 1337.522716][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.522764][ T32] r10:00000000 r9:854ead80 r8:8027f5e8 r7:eb2d5e60 r6:854eae00 r5:85525400 [ 1337.522787][ T32] r4:00000001 [ 1337.522805][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.522841][ T32] Exception stack(0xeb2c1fb0 to 0xeb2c1ff8) [ 1337.522868][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.522955][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.523027][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.523096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.523124][ T32] r4:84c08900 [ 1337.523764][ T32] INFO: task kworker/0:646:4834 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1337.523843][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.523969][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.524094][ T32] Call trace: [ 1337.524200][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1337.524306][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1337.524358][ T32] r4:00000000 [ 1337.524398][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.524513][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1337.524585][ T32] 9d20: e2b83000 eca73000 00000001 80239b98 7f185000 00000001 [ 1337.524650][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1337.524705][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1337.524757][ T32] r5:80070013 r4:80239bb0 [ 1337.524801][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.524893][ T32] r4:82ac11e4 [ 1337.524942][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.525040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1337.525094][ T32] r4:e04e9dc0 [ 1337.525167][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.525263][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1337.525313][ T32] r4:00000000 [ 1337.525392][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.525488][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1337.525557][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.525658][ T32] r5:00001000 r4:dfe9b000 [ 1337.525700][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.525817][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.525921][ T32] r5:84ea6b8c r4:84ea6800 [ 1337.525965][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.526057][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1337.526101][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.526198][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.526280][ T32] r4:84fab300 [ 1337.526305][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.526385][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1337.526411][ T32] r4:00000001 [ 1337.526460][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.526499][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1337.526527][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.526584][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.526614][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.526643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.526684][ T32] r4:84faa100 [ 1337.526712][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.526742][ T32] INFO: task kworker/0:647:4836 blocked for more than 464 seconds. [ 1337.526771][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.526835][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.526881][ T32] task:kworker/0:647 state:D stack:0 pid:4836 tgid:4836 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.526961][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.527068][ T32] Call trace: [ 1337.527156][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1337.527206][ T32] r10:82918930 r9:eb2d9d84 r8:00000002 r7:60000113 r6:eb2d9d8c r5:85526000 [ 1337.527252][ T32] r4:85526000 [ 1337.527274][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1337.527337][ T32] r5:85526000 r4:8291892c [ 1337.527359][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.527398][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.527493][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2d9e08 [ 1337.527558][ T32] r4:00000000 [ 1337.527580][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1337.527618][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1337.527653][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.527733][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84c08980 [ 1337.527789][ T32] r4:00000000 [ 1337.527834][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.527889][ T32] r9:83018005 r8:85526000 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1337.527912][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.528003][ T32] r5:00001000 r4:eb187000 [ 1337.528025][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.528102][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.528147][ T32] r5:8548138c r4:85481000 [ 1337.528166][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.528226][ T32] r7:dddced80 r6:83018000 r5:8548138c r4:854eae80 [ 1337.528251][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.528328][ T32] r10:61c88647 r9:85526000 r8:854eaeac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.528384][ T32] r4:854eae80 [ 1337.528406][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.528452][ T32] r10:00000000 r9:854eae80 r8:8027f5e8 r7:eb2d5e60 r6:854eaf00 r5:85526000 [ 1337.528475][ T32] r4:00000001 [ 1337.528510][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.528549][ T32] Exception stack(0xeb2d9fb0 to 0xeb2d9ff8) [ 1337.528577][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.528638][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.528667][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.528723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.528789][ T32] r4:84c08900 [ 1337.529071][ T32] INFO: task kworker/0:647:4836 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1337.529103][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.529186][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.529234][ T32] Call trace: [ 1337.529287][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1337.529364][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1337.529395][ T32] r4:00000000 [ 1337.529415][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.529471][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1337.529502][ T32] 9d20: e2b83000 eca73000 00000001 80239b98 7f185000 00000001 [ 1337.529534][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1337.529561][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1337.529609][ T32] r5:80070013 r4:80239bb0 [ 1337.529661][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.529704][ T32] r4:82ac11e4 [ 1337.529784][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.529836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1337.529879][ T32] r4:e04e9dc0 [ 1337.529901][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.529973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1337.529998][ T32] r4:00000000 [ 1337.530017][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.530062][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1337.530082][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.530126][ T32] r5:00001000 r4:dfe9b000 [ 1337.530145][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.530183][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.530224][ T32] r5:84ea6b8c r4:84ea6800 [ 1337.530243][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.530368][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1337.564820][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.564923][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.564950][ T32] r4:84fab300 [ 1337.564970][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.565018][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1337.565040][ T32] r4:00000001 [ 1337.565088][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.565172][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1337.565209][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.565281][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.565311][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.565358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.565384][ T32] r4:84faa100 [ 1337.565435][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.565470][ T32] INFO: task kworker/0:648:4837 blocked for more than 464 seconds. [ 1337.565502][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.565526][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.565577][ T32] task:kworker/0:648 state:D stack:0 pid:4837 tgid:4837 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.565688][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.565739][ T32] Call trace: [ 1337.565817][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1337.565907][ T32] r10:82918930 r9:eb2e1d84 r8:00000002 r7:60000013 r6:eb2e1d8c r5:85526c00 [ 1337.565981][ T32] r4:85526c00 [ 1337.566006][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1337.566049][ T32] r5:85526c00 r4:8291892c [ 1337.566068][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.566107][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.566153][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e1e08 [ 1337.566203][ T32] r4:00000000 [ 1337.566229][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1337.566312][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1337.566432][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.566526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84c08c80 [ 1337.566574][ T32] r4:00000000 [ 1337.566616][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.566721][ T32] r9:83018005 r8:85526c00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1337.566773][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.566862][ T32] r5:00001000 r4:eb1a9000 [ 1337.566911][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.566993][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.567100][ T32] r5:85481b8c r4:85481800 [ 1337.567172][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.567279][ T32] r7:dddced80 r6:83018000 r5:85481b8c r4:854eaf80 [ 1337.567389][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.567443][ T32] r10:61c88647 r9:85526c00 r8:854eafac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.567466][ T32] r4:854eaf80 [ 1337.567514][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.567587][ T32] r10:00000000 r9:854eaf80 r8:8027f5e8 r7:eb2d5e60 r6:84dc2000 r5:85526c00 [ 1337.567612][ T32] r4:00000001 [ 1337.567639][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.567686][ T32] Exception stack(0xeb2e1fb0 to 0xeb2e1ff8) [ 1337.567734][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.567792][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.567822][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.567851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.567873][ T32] r4:84c08a00 [ 1337.568316][ T32] INFO: task kworker/0:648:4837 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1337.568350][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.568465][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.568576][ T32] Call trace: [ 1337.568610][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1337.568674][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1337.568698][ T32] r4:00000000 [ 1337.568716][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.568783][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1337.568817][ T32] 9d20: e3494000 eca73000 00000001 80239b98 7f185000 00000001 [ 1337.568846][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1337.568871][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1337.568925][ T32] r5:80070013 r4:80239bb0 [ 1337.568947][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.568992][ T32] r4:82ac11e4 [ 1337.569076][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.569122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1337.569155][ T32] r4:e04e9dc0 [ 1337.569177][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.569219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1337.569240][ T32] r4:00000000 [ 1337.569287][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.569335][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1337.569356][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.569397][ T32] r5:00001000 r4:dfe9b000 [ 1337.569415][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.569453][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.569544][ T32] r5:84ea6b8c r4:84ea6800 [ 1337.569566][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.569614][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1337.569642][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.569689][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.569710][ T32] r4:84fab300 [ 1337.569729][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.569819][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1337.569914][ T32] r4:00000001 [ 1337.569941][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.570004][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1337.570035][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.570062][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.570118][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.570181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.570235][ T32] r4:84faa100 [ 1337.590807][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.590925][ T32] INFO: task kworker/0:649:4840 blocked for more than 464 seconds. [ 1337.590964][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.590990][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.591015][ T32] task:kworker/0:649 state:D stack:0 pid:4840 tgid:4840 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.591077][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.591151][ T32] Call trace: [ 1337.591185][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1337.591240][ T32] r10:82918930 r9:eb2e5d84 r8:00000002 r7:60000013 r6:eb2e5d8c r5:845d0000 [ 1337.591290][ T32] r4:845d0000 [ 1337.591314][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1337.591385][ T32] r5:845d0000 r4:8291892c [ 1337.591408][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.591450][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.591496][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e5e08 [ 1337.591518][ T32] r4:00000000 [ 1337.591536][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1337.591573][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1337.591624][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.591676][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84c08e00 [ 1337.591698][ T32] r4:00000000 [ 1337.591719][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.591767][ T32] r9:83018005 r8:845d0000 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1337.591788][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.591861][ T32] r5:00001000 r4:eb1b5000 [ 1337.591886][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.591926][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.591968][ T32] r5:85481f8c r4:85481c00 [ 1337.591987][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.592035][ T32] r7:dddced80 r6:83018000 r5:85481f8c r4:84dc2080 [ 1337.592055][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.592101][ T32] r10:61c88647 r9:845d0000 r8:84dc20ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.592122][ T32] r4:84dc2080 [ 1337.592171][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.592221][ T32] r10:00000000 r9:84dc2080 r8:8027f5e8 r7:eb2e1e60 r6:84dc2100 r5:845d0000 [ 1337.592243][ T32] r4:00000001 [ 1337.592262][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.592299][ T32] Exception stack(0xeb2e5fb0 to 0xeb2e5ff8) [ 1337.592348][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.592381][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.592407][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.592464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.592489][ T32] r4:84c08f00 [ 1337.592929][ T32] INFO: task kworker/0:649:4840 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1337.592986][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.593049][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.593094][ T32] Call trace: [ 1337.593124][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1337.593184][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1337.593241][ T32] r4:00000000 [ 1337.593291][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.593334][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1337.593363][ T32] 9d20: e3dc3000 eca73000 00000001 80239b98 7f185000 00000001 [ 1337.593409][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1337.593483][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1337.593511][ T32] r5:80070013 r4:80239bb0 [ 1337.593532][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.593602][ T32] r4:82ac11e4 [ 1337.593672][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.593744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1337.593884][ T32] r4:e04e9dc0 [ 1337.593934][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.594032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1337.594059][ T32] r4:00000000 [ 1337.594078][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.594129][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1337.594151][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.594193][ T32] r5:00001000 r4:dfe9b000 [ 1337.594213][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.594251][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.594292][ T32] r5:84ea6b8c r4:84ea6800 [ 1337.594310][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.594356][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1337.594376][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.594445][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.594471][ T32] r4:84fab300 [ 1337.594490][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.594534][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1337.594555][ T32] r4:00000001 [ 1337.594574][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.594623][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1337.594692][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.594723][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.594749][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.594805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.594861][ T32] r4:84faa100 [ 1337.594888][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.594915][ T32] INFO: task kworker/0:650:4842 blocked for more than 464 seconds. [ 1337.594977][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.595027][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.595050][ T32] task:kworker/0:650 state:D stack:0 pid:4842 tgid:4842 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.595098][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.595153][ T32] Call trace: [ 1337.595184][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1337.595253][ T32] r10:82918930 r9:eb2fdd84 r8:00000002 r7:60000013 r6:eb2fdd8c r5:845d0c00 [ 1337.595279][ T32] r4:845d0c00 [ 1337.595302][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1337.595346][ T32] r5:845d0c00 r4:8291892c [ 1337.595395][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.595437][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.595514][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2fde08 [ 1337.595539][ T32] r4:00000000 [ 1337.595558][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1337.595597][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1337.595638][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.595692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ba380 [ 1337.595719][ T32] r4:00000000 [ 1337.595781][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.595866][ T32] r9:83018005 r8:845d0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1337.595892][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.595935][ T32] r5:00001000 r4:eb325000 [ 1337.595954][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.595992][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.596063][ T32] r5:85482b8c r4:85482800 [ 1337.596086][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.596162][ T32] r7:dddced80 r6:83018000 r5:85482b8c r4:84dc2180 [ 1337.596213][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.596285][ T32] r10:61c88647 r9:845d0c00 r8:84dc21ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.596339][ T32] r4:84dc2180 [ 1337.596360][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.596404][ T32] r10:00000000 r9:84dc2180 r8:8027f5e8 r7:eb2e5e60 r6:84dc2200 r5:845d0c00 [ 1337.596425][ T32] r4:00000001 [ 1337.596443][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.596505][ T32] Exception stack(0xeb2fdfb0 to 0xeb2fdff8) [ 1337.596534][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.596593][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.596655][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.596687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.596710][ T32] r4:84c08d80 [ 1337.596988][ T32] INFO: task kworker/0:650:4842 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1337.597023][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.597110][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.597193][ T32] Call trace: [ 1337.597224][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1337.597273][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1337.597311][ T32] r4:00000000 [ 1337.597333][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.597376][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1337.597440][ T32] 9d20: e3dc3000 eca73000 00000001 80239b98 7f185000 00000001 [ 1337.597513][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1337.597548][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1337.597572][ T32] r5:80070013 r4:80239bb0 [ 1337.597619][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.597676][ T32] r4:82ac11e4 [ 1337.597717][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.597817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1337.597866][ T32] r4:e04e9dc0 [ 1337.597922][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.597969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1337.598022][ T32] r4:00000000 [ 1337.598063][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.598112][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1337.598133][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.598175][ T32] r5:00001000 r4:dfe9b000 [ 1337.598195][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.598325][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.598374][ T32] r5:84ea6b8c r4:84ea6800 [ 1337.598395][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.598441][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1337.598478][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.598567][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.598595][ T32] r4:84fab300 [ 1337.598617][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.598672][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1337.598724][ T32] r4:00000001 [ 1337.598777][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.598872][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1337.598901][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.598969][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.598998][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.599027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.599063][ T32] r4:84faa100 [ 1337.599085][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.599114][ T32] INFO: task kworker/0:651:4844 blocked for more than 464 seconds. [ 1337.599167][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.599194][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.599214][ T32] task:kworker/0:651 state:D stack:0 pid:4844 tgid:4844 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.599293][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.599379][ T32] Call trace: [ 1337.599413][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1337.599486][ T32] r10:82918930 r9:eb30dd84 r8:00000002 r7:60000013 r6:eb30dd8c r5:845d2400 [ 1337.599569][ T32] r4:845d2400 [ 1337.599651][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1337.599726][ T32] r5:845d2400 r4:8291892c [ 1337.599749][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.599818][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.599868][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb30de08 [ 1337.599917][ T32] r4:00000000 [ 1337.599939][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1337.600005][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1337.600044][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.600085][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dcb440 [ 1337.600107][ T32] r4:00000000 [ 1337.600156][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.600236][ T32] r9:83018005 r8:845d2400 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1337.623508][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.623710][ T32] r5:00001000 r4:eb313000 [ 1337.623744][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.623848][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.623899][ T32] r5:84d47b8c r4:84d47800 [ 1337.623920][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.623969][ T32] r7:dddced80 r6:83018000 r5:84d47b8c r4:84dc2280 [ 1337.623990][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.624079][ T32] r10:61c88647 r9:845d2400 r8:84dc22ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.624139][ T32] r4:84dc2280 [ 1337.624194][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.624269][ T32] r10:00000000 r9:84dc2280 r8:8027f5e8 r7:eb2fde60 r6:84dc2300 r5:845d2400 [ 1337.624328][ T32] r4:00000001 [ 1337.624351][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.624389][ T32] Exception stack(0xeb30dfb0 to 0xeb30dff8) [ 1337.624453][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.624484][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.624510][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.624565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.624623][ T32] r4:84c08e80 [ 1337.625123][ T32] INFO: task kworker/0:651:4844 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1337.625198][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.625322][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.625406][ T32] Call trace: [ 1337.625460][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1337.625515][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1337.625538][ T32] r4:00000000 [ 1337.625560][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.625603][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1337.625638][ T32] 9d20: e45fd000 eca73000 00000001 80239b98 7f185000 00000001 [ 1337.625669][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1337.625694][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1337.625799][ T32] r5:80070013 r4:80239bb0 [ 1337.625827][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.625901][ T32] r4:82ac11e4 [ 1337.625962][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.626061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1337.626116][ T32] r4:e04e9dc0 [ 1337.626172][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.626268][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1337.626326][ T32] r4:00000000 [ 1337.626382][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.626431][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1337.626453][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.626494][ T32] r5:00001000 r4:dfe9b000 [ 1337.626549][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.626592][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.626639][ T32] r5:84ea6b8c r4:84ea6800 [ 1337.626661][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.626736][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1337.626791][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.626893][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.626957][ T32] r4:84fab300 [ 1337.627011][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.627113][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1337.627162][ T32] r4:00000001 [ 1337.627240][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.627280][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1337.627341][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.627374][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.627401][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.627430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.627451][ T32] r4:84faa100 [ 1337.627472][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.627526][ T32] INFO: task kworker/1:206:4846 blocked for more than 464 seconds. [ 1337.627563][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.627622][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.627681][ T32] task:kworker/1:206 state:D stack:0 pid:4846 tgid:4846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.627728][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.627773][ T32] Call trace: [ 1337.627822][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1337.627871][ T32] r10:82918930 r9:eb2ddd84 r8:00000002 r7:60000013 r6:eb2ddd8c r5:854a3000 [ 1337.627926][ T32] r4:854a3000 [ 1337.627980][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1337.628075][ T32] r5:854a3000 r4:8291892c [ 1337.628124][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.628203][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.628253][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2dde08 [ 1337.628275][ T32] r4:00000000 [ 1337.628294][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1337.628331][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1337.628429][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.628511][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ddc680 [ 1337.628566][ T32] r4:00000000 [ 1337.628654][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.628702][ T32] r9:83018205 r8:854a3000 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1337.628724][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.628764][ T32] r5:00001000 r4:eabbd000 [ 1337.628783][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.628860][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.628940][ T32] r5:85448b8c r4:85448800 [ 1337.628962][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.629038][ T32] r7:ddde2d80 r6:83018200 r5:85448b8c r4:84c0e080 [ 1337.629091][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.629177][ T32] r10:61c88647 r9:854a3000 r8:84c0e0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.629242][ T32] r4:84c0e080 [ 1337.629346][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.629408][ T32] r10:00000000 r9:84c0e080 r8:8027f5e8 r7:eb26de60 r6:84c0e100 r5:854a3000 [ 1337.629482][ T32] r4:00000001 [ 1337.629505][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.629541][ T32] Exception stack(0xeb2ddfb0 to 0xeb2ddff8) [ 1337.629585][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.629656][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.629712][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.629744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.629827][ T32] r4:84dcb300 [ 1337.630085][ T32] INFO: task kworker/1:206:4846 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1337.630117][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.630233][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.640692][ T32] Call trace: [ 1337.640803][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1337.640900][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1337.640931][ T32] r4:00000000 [ 1337.640951][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.640994][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1337.641082][ T32] 9d20: e45fd000 eca73000 00000001 80239b98 7f185000 00000001 [ 1337.641117][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1337.641186][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1337.641214][ T32] r5:80070013 r4:80239bb0 [ 1337.641262][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.641337][ T32] r4:82ac11e4 [ 1337.641387][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.641435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1337.641461][ T32] r4:e04e9dc0 [ 1337.641482][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.641523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1337.641545][ T32] r4:00000000 [ 1337.641602][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.641662][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1337.641690][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.641738][ T32] r5:00001000 r4:dfe9b000 [ 1337.641799][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.641844][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.641888][ T32] r5:84ea6b8c r4:84ea6800 [ 1337.641907][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.641953][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1337.642003][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.642053][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.642131][ T32] r4:84fab300 [ 1337.642183][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.642261][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1337.642315][ T32] r4:00000001 [ 1337.642338][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.642404][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1337.642435][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.642464][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.642520][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.642551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.642573][ T32] r4:84faa100 [ 1337.642597][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.642646][ T32] INFO: task kworker/0:652:4849 blocked for more than 464 seconds. [ 1337.642710][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.642739][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.642760][ T32] task:kworker/0:652 state:D stack:0 pid:4849 tgid:4849 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.642813][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.642855][ T32] Call trace: [ 1337.642884][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1337.642929][ T32] r10:82918930 r9:eb305d84 r8:00000002 r7:60000113 r6:eb305d8c r5:854a6000 [ 1337.642953][ T32] r4:854a6000 [ 1337.643028][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1337.643072][ T32] r5:854a6000 r4:8291892c [ 1337.643158][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.643202][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.643248][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb305e08 [ 1337.643270][ T32] r4:00000000 [ 1337.643288][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1337.643328][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1337.643365][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.643406][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ba080 [ 1337.643428][ T32] r4:00000000 [ 1337.643446][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.643518][ T32] r9:83018005 r8:854a6000 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1337.643564][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.643650][ T32] r5:00001000 r4:eb319000 [ 1337.643702][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.643747][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.643791][ T32] r5:8548238c r4:85482000 [ 1337.643832][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.643909][ T32] r7:dddced80 r6:83018000 r5:8548238c r4:84dc2380 [ 1337.643932][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.643998][ T32] r10:61c88647 r9:854a6000 r8:84dc23ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.644023][ T32] r4:84dc2380 [ 1337.644041][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.644115][ T32] r10:00000000 r9:84dc2380 r8:8027f5e8 r7:eb2fde60 r6:84c0e180 r5:854a6000 [ 1337.644141][ T32] r4:00000001 [ 1337.644161][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.644195][ T32] Exception stack(0xeb305fb0 to 0xeb305ff8) [ 1337.644253][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.644285][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.644313][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.644341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.644407][ T32] r4:847ba040 [ 1337.644899][ T32] INFO: task kworker/0:652:4849 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1337.644948][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.645043][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.645127][ T32] Call trace: [ 1337.645158][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1337.645221][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1337.645277][ T32] r4:00000000 [ 1337.645355][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.645431][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1337.645465][ T32] 9d20: e45fd000 eca73000 00000001 80239b98 7f185000 00000001 [ 1337.645519][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1337.645599][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1337.645656][ T32] r5:80070013 r4:80239bb0 [ 1337.645679][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.645750][ T32] r4:82ac11e4 [ 1337.645835][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.645910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1337.645936][ T32] r4:e04e9dc0 [ 1337.645958][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.646000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1337.646021][ T32] r4:00000000 [ 1337.646039][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.646083][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1337.646103][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.646143][ T32] r5:00001000 r4:dfe9b000 [ 1337.646161][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.646198][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.646240][ T32] r5:84ea6b8c r4:84ea6800 [ 1337.646259][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.646325][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1337.646376][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.646435][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.646459][ T32] r4:84fab300 [ 1337.646488][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.646544][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1337.646569][ T32] r4:00000001 [ 1337.646601][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.646650][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1337.646679][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.646707][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.646755][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.646793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.646818][ T32] r4:84faa100 [ 1337.646860][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.646900][ T32] INFO: task kworker/0:653:4850 blocked for more than 464 seconds. [ 1337.646932][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.646956][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.646985][ T32] task:kworker/0:653 state:D stack:0 pid:4850 tgid:4850 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.647034][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.647096][ T32] Call trace: [ 1337.647143][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1337.647214][ T32] r10:82918930 r9:eb329d84 r8:00000002 r7:60000013 r6:eb329d8c r5:854a6c00 [ 1337.647241][ T32] r4:854a6c00 [ 1337.647262][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1337.647302][ T32] r5:854a6c00 r4:8291892c [ 1337.647321][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.647359][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.647405][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb329e08 [ 1337.647426][ T32] r4:00000000 [ 1337.647468][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1337.647533][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1337.647573][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.647637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ba240 [ 1337.647688][ T32] r4:00000000 [ 1337.647726][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.647799][ T32] r9:83018005 r8:854a6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1337.647838][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.647944][ T32] r5:00001000 r4:eb31f000 [ 1337.647987][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.648030][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.648072][ T32] r5:8548278c r4:85482400 [ 1337.648111][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.648161][ T32] r7:dddced80 r6:83018000 r5:8548278c r4:84dc2400 [ 1337.648222][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.648341][ T32] r10:61c88647 r9:854a6c00 r8:84dc242c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.648367][ T32] r4:84dc2400 [ 1337.648420][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.648474][ T32] r10:00000000 r9:84dc2400 r8:8027f5e8 r7:eb2fde60 r6:84c0e200 r5:854a6c00 [ 1337.648497][ T32] r4:00000001 [ 1337.648515][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.648549][ T32] Exception stack(0xeb329fb0 to 0xeb329ff8) [ 1337.648596][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.648628][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.648686][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.648717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.648739][ T32] r4:847ba2c0 [ 1337.649010][ T32] INFO: task kworker/0:653:4850 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1337.649045][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.649142][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.649191][ T32] Call trace: [ 1337.649242][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1337.649301][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1337.649333][ T32] r4:00000000 [ 1337.649377][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.649441][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1337.649495][ T32] 9d20: e45fd000 eca73000 00000001 80239b98 7f185000 00000001 [ 1337.649528][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1337.649581][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1337.649608][ T32] r5:80070013 r4:80239bb0 [ 1337.649629][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.649678][ T32] r4:82ac11e4 [ 1337.649752][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.649852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1337.649880][ T32] r4:e04e9dc0 [ 1337.649906][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.649947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1337.649969][ T32] r4:00000000 [ 1337.649987][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.650030][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1337.650089][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.650172][ T32] r5:00001000 r4:dfe9b000 [ 1337.650224][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.681427][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.681529][ T32] r5:84ea6b8c r4:84ea6800 [ 1337.681553][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.681603][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1337.681685][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.681743][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.681811][ T32] r4:84fab300 [ 1337.681852][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.681968][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1337.682406][ T32] r4:00000001 [ 1337.682628][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.682674][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1337.682801][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.682834][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.682926][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.682959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.682982][ T32] r4:84faa100 [ 1337.683007][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.683039][ T32] INFO: task kworker/0:654:4853 blocked for more than 464 seconds. [ 1337.683138][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.683405][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.683431][ T32] task:kworker/0:654 state:D stack:0 pid:4853 tgid:4853 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.683518][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.683707][ T32] Call trace: [ 1337.683746][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1337.684518][ T32] r10:82918930 r9:eb341d84 r8:00000002 r7:60000013 r6:eb341d8c r5:84cb1800 [ 1337.684548][ T32] r4:84cb1800 [ 1337.684569][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1337.684644][ T32] r5:84cb1800 r4:8291892c [ 1337.685470][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.685517][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.685563][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb341e08 [ 1337.685609][ T32] r4:00000000 [ 1337.685650][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1337.685781][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1337.685866][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.686232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ba400 [ 1337.686282][ T32] r4:00000000 [ 1337.686324][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.686392][ T32] r9:83018005 r8:84cb1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1337.686441][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.686528][ T32] r5:00001000 r4:eb337000 [ 1337.686565][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.686659][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.686827][ T32] r5:85482f8c r4:85482c00 [ 1337.686920][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.686992][ T32] r7:dddced80 r6:83018000 r5:85482f8c r4:84dc2480 [ 1337.687046][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.687103][ T32] r10:61c88647 r9:84cb1800 r8:84dc24ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.687133][ T32] r4:84dc2480 [ 1337.687154][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.687659][ T32] r10:00000000 r9:84dc2480 r8:8027f5e8 r7:eb2fde60 r6:84c0e280 r5:84cb1800 [ 1337.687691][ T32] r4:00000001 [ 1337.687710][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.688609][ T32] Exception stack(0xeb341fb0 to 0xeb341ff8) [ 1337.688655][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.688685][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.688711][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.688740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.688762][ T32] r4:847ba2c0 [ 1337.689240][ T32] INFO: task kworker/0:654:4853 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1337.689290][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.689461][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.689656][ T32] Call trace: [ 1337.689694][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1337.689745][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1337.689813][ T32] r4:00000000 [ 1337.689886][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.689939][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1337.689969][ T32] 9d20: e51d6000 eca73000 00000001 80239b98 7f185000 00000001 [ 1337.690008][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1337.690067][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1337.690095][ T32] r5:80070013 r4:80239bb0 [ 1337.690117][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.690224][ T32] r4:82ac11e4 [ 1337.690275][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.715020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1337.715112][ T32] r4:e04e9dc0 [ 1337.715142][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.715242][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1337.715271][ T32] r4:00000000 [ 1337.715586][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.715674][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1337.715700][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.715784][ T32] r5:00001000 r4:dfe9b000 [ 1337.715828][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.716178][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.716261][ T32] r5:84ea6b8c r4:84ea6800 [ 1337.716284][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.716333][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1337.716376][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.716426][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.716451][ T32] r4:84fab300 [ 1337.716471][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.716625][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1337.716652][ T32] r4:00000001 [ 1337.716672][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.716710][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1337.716775][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.717006][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.717040][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.717107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.717133][ T32] r4:84faa100 [ 1337.717226][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.717263][ T32] INFO: task kworker/0:655:4855 blocked for more than 464 seconds. [ 1337.717297][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.717322][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.717343][ T32] task:kworker/0:655 state:D stack:0 pid:4855 tgid:4855 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.717846][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.718547][ T32] Call trace: [ 1337.718614][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1337.718672][ T32] r10:82918930 r9:eb34dd84 r8:00000002 r7:60000113 r6:eb34dd8c r5:84cb0c00 [ 1337.718696][ T32] r4:84cb0c00 [ 1337.718733][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1337.718790][ T32] r5:84cb0c00 r4:8291892c [ 1337.718827][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.718884][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.718986][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb34de08 [ 1337.719086][ T32] r4:00000000 [ 1337.719114][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1337.719174][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1337.719213][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.719270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ba880 [ 1337.719328][ T32] r4:00000000 [ 1337.719350][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.719395][ T32] r9:83018005 r8:84cb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1337.719416][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.719477][ T32] r5:00001000 r4:eb35d000 [ 1337.719502][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.719574][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.719625][ T32] r5:85483b8c r4:85483800 [ 1337.719681][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.719942][ T32] r7:dddced80 r6:83018000 r5:85483b8c r4:84dc2500 [ 1337.719999][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.720213][ T32] r10:61c88647 r9:84cb0c00 r8:84dc252c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.729555][ T32] r4:84dc2500 [ 1337.729657][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.729792][ T32] r10:00000000 r9:84dc2500 r8:8027f5e8 r7:eb341e60 r6:84c0e300 r5:84cb0c00 [ 1337.729900][ T32] r4:00000001 [ 1337.729929][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.729973][ T32] Exception stack(0xeb34dfb0 to 0xeb34dff8) [ 1337.730004][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.730032][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.730058][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.730087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.730218][ T32] r4:847ba440 [ 1337.739598][ T32] INFO: task kworker/0:655:4855 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1337.739730][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.739807][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.739897][ T32] Call trace: [ 1337.740038][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1337.740225][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1337.751564][ T32] r4:00000000 [ 1337.751719][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.751801][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1337.751837][ T32] 9d20: e5d78000 eca73000 00000001 80239b98 7f185000 00000001 [ 1337.751872][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1337.751900][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1337.751927][ T32] r5:80070013 r4:80239bb0 [ 1337.751947][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.752017][ T32] r4:82ac11e4 [ 1337.752068][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.752118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1337.752144][ T32] r4:e04e9dc0 [ 1337.752164][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.752208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1337.752232][ T32] r4:00000000 [ 1337.752268][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.752456][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1337.752489][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.752538][ T32] r5:00001000 r4:dfe9b000 [ 1337.752751][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.752823][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.752871][ T32] r5:84ea6b8c r4:84ea6800 [ 1337.752893][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.752940][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1337.752961][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.753008][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.753315][ T32] r4:84fab300 [ 1337.753341][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.753390][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1337.753475][ T32] r4:00000001 [ 1337.753498][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.753535][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1337.753587][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.753815][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.753877][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.754037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.754066][ T32] r4:84faa100 [ 1337.754091][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.754137][ T32] INFO: task kworker/0:656:4856 blocked for more than 464 seconds. [ 1337.754173][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.754216][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.754273][ T32] task:kworker/0:656 state:D stack:0 pid:4856 tgid:4856 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.754739][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.754887][ T32] Call trace: [ 1337.754967][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1337.755017][ T32] r10:82918930 r9:eb351d84 r8:00000002 r7:60000013 r6:eb351d8c r5:84cb0000 [ 1337.755337][ T32] r4:84cb0000 [ 1337.755361][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1337.755403][ T32] r5:84cb0000 r4:8291892c [ 1337.755422][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.755462][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.755626][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb351e08 [ 1337.755654][ T32] r4:00000000 [ 1337.755938][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1337.755986][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1337.756024][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.756203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ba540 [ 1337.756251][ T32] r4:00000000 [ 1337.756407][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.756457][ T32] r9:83018005 r8:84cb0000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1337.756482][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.756525][ T32] r5:00001000 r4:eb33d000 [ 1337.756545][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.756582][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.756650][ T32] r5:8548338c r4:85483000 [ 1337.756672][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.756718][ T32] r7:dddced80 r6:83018000 r5:8548338c r4:84dc2580 [ 1337.756739][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.756783][ T32] r10:61c88647 r9:84cb0000 r8:84dc25ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.756804][ T32] r4:84dc2580 [ 1337.757005][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.757070][ T32] r10:00000000 r9:84dc2580 r8:8027f5e8 r7:eb34de60 r6:84c0e380 r5:84cb0000 [ 1337.757192][ T32] r4:00000001 [ 1337.757215][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.757251][ T32] Exception stack(0xeb351fb0 to 0xeb351ff8) [ 1337.757282][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.757312][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.757358][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.757423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.757622][ T32] r4:847ba440 [ 1337.758134][ T32] INFO: task kworker/0:656:4856 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1337.758376][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.758625][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.758954][ T32] Call trace: [ 1337.758986][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1337.759066][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1337.759100][ T32] r4:00000000 [ 1337.759138][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.759180][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1337.759209][ T32] 9d20: e5d78000 eca73000 00000001 80239b98 7f185000 00000001 [ 1337.759239][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1337.759361][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1337.759390][ T32] r5:80070013 r4:80239bb0 [ 1337.759410][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.759488][ T32] r4:82ac11e4 [ 1337.759510][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.759623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1337.759795][ T32] r4:e04e9dc0 [ 1337.759826][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.759903][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1337.759929][ T32] r4:00000000 [ 1337.760042][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.760092][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1337.760126][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.760173][ T32] r5:00001000 r4:dfe9b000 [ 1337.760192][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.760306][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.790988][ T32] r5:84ea6b8c r4:84ea6800 [ 1337.791033][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.791112][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1337.791134][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.791185][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.791209][ T32] r4:84fab300 [ 1337.791228][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.791276][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1337.791300][ T32] r4:00000001 [ 1337.791319][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.791384][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1337.791453][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.791486][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.791515][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.791544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.791770][ T32] r4:84faa100 [ 1337.791798][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.791830][ T32] INFO: task kworker/0:657:4858 blocked for more than 464 seconds. [ 1337.791876][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.791904][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1337.791987][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1337.793885][ T32] r4:84cb3c00 ** 3 printk messages dropped ** [ 1337.794079][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1337.794278][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1337.794624][ T32] r9:83018005 r8:84cb3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 ** 1 printk messages dropped ** [ 1337.794720][ T32] r5:00001000 r4:eb357000 [ 1337.794745][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1337.795030][ T32] r5:8548378c r4:85483400 ** 1 printk messages dropped ** [ 1337.795099][ T32] r7:dddced80 r6:83018000 r5:8548378c r4:84dc2600 ** 2 printk messages dropped ** [ 1337.795191][ T32] r4:84dc2600 ** 4 printk messages dropped ** [ 1337.795328][ T32] Exception stack(0xeb361fb0 to 0xeb361ff8) ** 1 printk messages dropped ** [ 1337.795492][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1337.796098][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1337.796793][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 1 printk messages dropped ** [ 1337.797164][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 ** 3 printk messages dropped ** [ 1337.797278][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1337.797788][ T32] r4:e04e9dc0 ** 3 printk messages dropped ** [ 1337.798398][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1337.799092][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1337.799785][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.799839][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1337.799863][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.799910][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.799932][ T32] r4:84fab300 [ 1337.799950][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.799993][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1337.800015][ T32] r4:00000001 [ 1337.800033][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.800104][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1337.800136][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.800164][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.800189][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.800226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.800283][ T32] r4:84faa100 [ 1337.800328][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.800383][ T32] INFO: task kworker/0:658:4861 blocked for more than 464 seconds. [ 1337.831280][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.831483][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.831538][ T32] task:kworker/0:658 state:D stack:0 pid:4861 tgid:4861 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.831674][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.831879][ T32] Call trace: [ 1337.832341][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1337.832475][ T32] r10:82918930 r9:eb371d84 r8:00000002 r7:60000013 r6:eb371d8c r5:84cb3000 [ 1337.832533][ T32] r4:84cb3000 [ 1337.832622][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1337.832767][ T32] r5:84cb3000 r4:8291892c [ 1337.832876][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.833089][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.833282][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb371e08 [ 1337.833342][ T32] r4:00000000 [ 1337.833572][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1337.833668][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1337.833745][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.833846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ba980 [ 1337.833878][ T32] r4:00000000 [ 1337.833898][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.833949][ T32] r9:83018005 r8:84cb3000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1337.833971][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.834014][ T32] r5:00001000 r4:eb373000 [ 1337.834035][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.834074][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.834363][ T32] r5:85483f8c r4:85483c00 [ 1337.834388][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.834443][ T32] r7:dddced80 r6:83018000 r5:85483f8c r4:84dc2680 [ 1337.835075][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.835132][ T32] r10:61c88647 r9:84cb3000 r8:84dc26ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.835183][ T32] r4:84dc2680 [ 1337.835206][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.835401][ T32] r10:00000000 r9:84dc2680 r8:8027f5e8 r7:eb34de60 r6:84c0e480 r5:84cb3000 [ 1337.835494][ T32] r4:00000001 [ 1337.835539][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.835586][ T32] Exception stack(0xeb371fb0 to 0xeb371ff8) [ 1337.835614][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.835643][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.835669][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.835697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.835718][ T32] r4:847ba6c0 [ 1337.836152][ T32] INFO: task kworker/0:658:4861 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1337.836187][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.836975][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.837051][ T32] Call trace: ** 2 printk messages dropped ** [ 1337.837419][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.838605][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 ** 10 printk messages dropped ** [ 1337.839738][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1337.861315][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1337.861781][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1337.861964][ T32] INFO: task kworker/0:659:4863 blocked for more than 464 seconds. ** 2 printk messages dropped ** [ 1337.862186][ T32] task:kworker/0:659 state:D stack:0 pid:4863 tgid:4863 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1337.864097][ T32] r4:84cb2400 ** 3 printk messages dropped ** [ 1337.864257][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1337.864648][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1337.864999][ T32] r9:83018005 r8:84cb2400 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 ** 1 printk messages dropped ** [ 1337.865094][ T32] r5:00001000 r4:eb391000 ** 3 printk messages dropped ** [ 1337.865682][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1337.866446][ T32] Exception stack(0xeb385fb0 to 0xeb385ff8) ** 6 printk messages dropped ** [ 1337.867724][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1337.868957][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1337.869158][ T32] r4:00000000 [ 1337.869213][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.869780][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1337.870277][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.891464][ T32] r5:00001000 r4:dfe9b000 [ 1337.891552][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.891688][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.891785][ T32] r5:84ea6b8c r4:84ea6800 [ 1337.891877][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.891945][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1337.891969][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.892019][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.892042][ T32] r4:84fab300 [ 1337.892062][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.892397][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1337.892426][ T32] r4:00000001 [ 1337.892507][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.892900][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1337.892937][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.892966][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.893000][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.893046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.893071][ T32] r4:84faa100 [ 1337.893096][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.893129][ T32] INFO: task kworker/0:660:4864 blocked for more than 464 seconds. [ 1337.893622][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.893684][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.893789][ T32] task:kworker/0:660 state:D stack:0 pid:4864 tgid:4864 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.893884][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.893931][ T32] Call trace: [ 1337.893972][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1337.894630][ T32] r10:82918930 r9:eb311d84 r8:00000002 r7:60000113 r6:eb311d8c r5:845d1800 [ 1337.894663][ T32] r4:845d1800 [ 1337.894684][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1337.894725][ T32] r5:845d1800 r4:8291892c [ 1337.894760][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.894804][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.895842][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb311e08 [ 1337.895870][ T32] r4:00000000 [ 1337.895890][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1337.895928][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1337.895967][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.896007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847baa40 [ 1337.896029][ T32] r4:00000000 [ 1337.896053][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.896121][ T32] r9:83018005 r8:845d1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1337.897373][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.897421][ T32] r5:00001000 r4:eb379000 [ 1337.897780][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.897939][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.898004][ T32] r5:8548438c r4:85484000 [ 1337.898029][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.898151][ T32] r7:dddced80 r6:83018000 r5:8548438c r4:84dc2780 [ 1337.898177][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.898290][ T32] r10:61c88647 r9:845d1800 r8:84dc27ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.898549][ T32] r4:84dc2780 [ 1337.898574][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.898634][ T32] r10:00000000 r9:84dc2780 r8:8027f5e8 r7:eb385e60 r6:84dc2800 r5:845d1800 [ 1337.898664][ T32] r4:00000001 [ 1337.899022][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.899070][ T32] Exception stack(0xeb311fb0 to 0xeb311ff8) [ 1337.899604][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.899642][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.899671][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.899706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.900004][ T32] r4:847ba900 [ 1337.933010][ T32] INFO: task kworker/0:660:4864 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1337.933138][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.933784][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.933895][ T32] Call trace: [ 1337.934199][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1337.934258][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1337.934310][ T32] r4:00000000 [ 1337.934428][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.934473][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1337.934622][ T32] 9d20: e70c6000 eca73000 00000001 80239b98 7f185000 00000001 [ 1337.934666][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1337.934693][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1337.934718][ T32] r5:80070013 r4:80239bb0 [ 1337.934763][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.934809][ T32] r4:82ac11e4 [ 1337.934829][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.934903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1337.935103][ T32] r4:e04e9dc0 [ 1337.935126][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.935169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1337.935191][ T32] r4:00000000 [ 1337.935277][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.935327][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1337.935349][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.935391][ T32] r5:00001000 r4:dfe9b000 [ 1337.935443][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.935486][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.935559][ T32] r5:84ea6b8c r4:84ea6800 [ 1337.935582][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.935716][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1337.935741][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.935789][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.935811][ T32] r4:84fab300 [ 1337.935829][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.935873][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1337.935894][ T32] r4:00000001 [ 1337.935912][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.935945][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1337.935975][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.936030][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.936060][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.936089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.936114][ T32] r4:84faa100 [ 1337.936169][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.936203][ T32] INFO: task kworker/1:207:4866 blocked for more than 464 seconds. [ 1337.936266][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.936294][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.936315][ T32] task:kworker/1:207 state:D stack:0 pid:4866 tgid:4866 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.936382][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.936445][ T32] Call trace: [ 1337.937016][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1337.937261][ T32] r10:82918930 r9:eb32dd84 r8:00000002 r7:60000113 r6:eb32dd8c r5:845d3c00 [ 1337.937451][ T32] r4:845d3c00 [ 1337.937474][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1337.937721][ T32] r5:845d3c00 r4:8291892c [ 1337.937744][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.937835][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.937885][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb32de08 [ 1337.938481][ T32] r4:00000000 [ 1337.938505][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1337.938543][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1337.938578][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.938618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84c08f40 [ 1337.938935][ T32] r4:00000000 [ 1337.938959][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.939003][ T32] r9:83018205 r8:845d3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1337.939029][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.939071][ T32] r5:00001000 r4:dfc5f000 [ 1337.939091][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.939128][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.939169][ T32] r5:84d4878c r4:84d48400 [ 1337.939349][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.939398][ T32] r7:ddde2d80 r6:83018200 r5:84d4878c r4:84c0e580 [ 1337.939443][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.939586][ T32] r10:61c88647 r9:845d3c00 r8:84c0e5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.939957][ T32] r4:84c0e580 [ 1337.939981][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.940397][ T32] r10:00000000 r9:84c0e580 r8:8027f5e8 r7:eb2dde60 r6:84dc2880 r5:845d3c00 [ 1337.960805][ T32] r4:00000001 [ 1337.960851][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.960915][ T32] Exception stack(0xeb32dfb0 to 0xeb32dff8) [ 1337.960947][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.960975][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.961001][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.961030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.961052][ T32] r4:84dcbcc0 [ 1337.961481][ T32] INFO: task kworker/1:207:4866 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1337.961519][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.961599][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.961661][ T32] Call trace: [ 1337.961788][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1337.961850][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1337.961905][ T32] r4:00000000 [ 1337.961982][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.962065][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1337.962101][ T32] 9d20: e7689000 eca73000 00000001 80239b98 7f185000 00000001 [ 1337.962135][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1337.962218][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1337.962282][ T32] r5:80070013 r4:80239bb0 [ 1337.962336][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.962382][ T32] r4:82ac11e4 [ 1337.962429][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.962475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1337.962498][ T32] r4:e04e9dc0 [ 1337.962539][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.962583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1337.962605][ T32] r4:00000000 [ 1337.962692][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1337.962772][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1337.962797][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.962869][ T32] r5:00001000 r4:dfe9b000 [ 1337.962892][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.962960][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.963007][ T32] r5:84ea6b8c r4:84ea6800 [ 1337.963028][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.963106][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1337.963130][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.963176][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1337.963476][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1337.963768][ T32] task:kworker/0:661 state:D stack:0 pid:4867 tgid:4867 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1337.964298][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb37de08 ** 9 printk messages dropped ** [ 1337.964760][ T32] r5:00001000 r4:eb38b000 [ 1337.964811][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1337.965047][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1337.966390][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1337.968020][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.968459][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1337.969488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 10 printk messages dropped ** [ 1338.006196][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1338.006725][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.007109][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.007460][ T32] r5:845d5400 r4:8291892c [ 1338.007479][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.007518][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.007605][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb389e08 [ 1338.007667][ T32] r4:00000000 [ 1338.007689][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1338.007726][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1338.007765][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.007814][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f1f80 [ 1338.007837][ T32] r4:00000000 [ 1338.007877][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1338.007933][ T32] r9:83018005 r8:845d5400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1338.007987][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.008059][ T32] r5:00001000 r4:eb39f000 [ 1338.008110][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.008153][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.008195][ T32] r5:85484f8c r4:85484c00 [ 1338.008214][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.008258][ T32] r7:dddced80 r6:83018000 r5:85484f8c r4:84dc2a00 [ 1338.008311][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.008359][ T32] r10:61c88647 r9:845d5400 r8:84dc2a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.008381][ T32] r4:84dc2a00 [ 1338.008399][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.008473][ T32] r10:00000000 r9:84dc2a00 r8:8027f5e8 r7:eb385e60 r6:84dc2a80 r5:845d5400 [ 1338.008532][ T32] r4:00000001 [ 1338.008553][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.008587][ T32] Exception stack(0xeb389fb0 to 0xeb389ff8) [ 1338.008644][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.008743][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.008811][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.008842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.008864][ T32] r4:847baf40 [ 1338.009289][ T32] INFO: task kworker/0:662:4870 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1338.009388][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.009480][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.009582][ T32] Call trace: [ 1338.009713][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1338.009793][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1338.009819][ T32] r4:00000000 [ 1338.009839][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.009916][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1338.009979][ T32] 9d20: e816e000 eca73000 00000001 80239b98 7f185000 00000001 [ 1338.010033][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1338.010118][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1338.010182][ T32] r5:80070013 r4:80239bb0 [ 1338.010268][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.010326][ T32] r4:82ac11e4 [ 1338.010346][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.020270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1338.020957][ T32] r4:e04e9dc0 [ 1338.021028][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.021128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1338.021175][ T32] r4:00000000 [ 1338.021200][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1338.021249][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1338.021273][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1338.021600][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1338.021978][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.022342][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.022880][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb395e08 ** 6 printk messages dropped ** [ 1338.023162][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1338.023316][ T32] r5:00001000 r4:eb3b3000 ** 3 printk messages dropped ** [ 1338.023450][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1338.023847][ T32] Exception stack(0xeb395fb0 to 0xeb395ff8) ** 5 printk messages dropped ** [ 1338.024479][ T32] INFO: task kworker/0:663:4871 is blocked on a mutex likely owned by task kworker/0:187:3720. ** 10 printk messages dropped ** [ 1338.024956][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff ** 8 printk messages dropped ** [ 1338.025258][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.025586][ T32] r5:84ea6b8c r4:84ea6800 ** 4 printk messages dropped ** [ 1338.025962][ T32] r4:84fab300 ** 6 printk messages dropped ** [ 1338.026215][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.026581][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.027013][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb39de08 ** 9 printk messages dropped ** [ 1338.027522][ T32] r5:00001000 r4:eb479000 ** 1 printk messages dropped ** [ 1338.027580][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1338.027746][ T32] r7:dddced80 r6:83018000 r5:8557738c r4:84dc2c00 [ 1338.027792][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.027887][ T32] r10:61c88647 r9:845d6c00 r8:84dc2c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.027923][ T32] r4:84dc2c00 [ 1338.027945][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.027994][ T32] r10:00000000 r9:84dc2c00 r8:8027f5e8 r7:eb395e60 r6:84dc2c80 r5:845d6c00 [ 1338.028058][ T32] r4:00000001 [ 1338.028085][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.028162][ T32] Exception stack(0xeb39dfb0 to 0xeb39dff8) [ 1338.028194][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.028221][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.028266][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.028319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.028343][ T32] r4:847baec0 [ 1338.028589][ T32] INFO: task kworker/0:664:4873 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1338.028643][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.028764][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.028807][ T32] Call trace: [ 1338.028902][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1338.028961][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1338.028990][ T32] r4:00000000 [ 1338.029010][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.029079][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1338.029111][ T32] 9d20: e816e000 eca73000 00000001 80239b98 7f185000 00000001 [ 1338.029154][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1338.029181][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1338.029237][ T32] r5:80070013 r4:80239bb0 [ 1338.029264][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.029326][ T32] r4:82ac11e4 [ 1338.029348][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.029390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1338.029413][ T32] r4:e04e9dc0 [ 1338.029431][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.029496][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1338.029521][ T32] r4:00000000 [ 1338.029539][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1338.029584][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1338.029607][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.029651][ T32] r5:00001000 r4:dfe9b000 [ 1338.029670][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.029706][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.029756][ T32] r5:84ea6b8c r4:84ea6800 [ 1338.029831][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.029887][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1338.029908][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.029954][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.029996][ T32] r4:84fab300 [ 1338.030025][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.030069][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1338.030091][ T32] r4:00000001 [ 1338.030109][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.030152][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1338.030201][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.030231][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.030277][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.030368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.051018][ T32] r4:84faa100 [ 1338.051067][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.051124][ T32] INFO: task kworker/0:665:4877 blocked for more than 464 seconds. [ 1338.051167][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.051193][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.051213][ T32] task:kworker/0:665 state:D stack:0 pid:4877 tgid:4877 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.051297][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.051360][ T32] Call trace: [ 1338.051394][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1338.051447][ T32] r10:82918930 r9:eb3b1d84 r8:00000002 r7:60000013 r6:eb3b1d8c r5:85523c00 [ 1338.051491][ T32] r4:85523c00 [ 1338.051523][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1338.051575][ T32] r5:85523c00 r4:8291892c [ 1338.051633][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.051677][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.051747][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3b1e08 [ 1338.051792][ T32] r4:00000000 [ 1338.051855][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1338.051926][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1338.051969][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.052019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dd7d80 [ 1338.052045][ T32] r4:00000000 [ 1338.052120][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1338.052190][ T32] r9:83018005 r8:85523c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1338.052236][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.052301][ T32] r5:00001000 r4:dfa89000 [ 1338.052351][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.052399][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1338.052552][ T32] r7:dddced80 r6:83018000 r5:8548538c r4:84dc2d00 ** 5 printk messages dropped ** [ 1338.052780][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1338.053028][ T32] r4:84dd02c0 ** 2 printk messages dropped ** [ 1338.053575][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.053905][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 7 printk messages dropped ** [ 1338.054191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 11 printk messages dropped ** [ 1338.054609][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1338.054977][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 9 printk messages dropped ** [ 1338.055351][ T32] task:kworker/0:666 state:D stack:0 pid:4879 tgid:4879 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1338.055854][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.056136][ T32] r9:83018005 r8:85530000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 ** 3 printk messages dropped ** [ 1338.056324][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1338.056426][ T32] r7:dddced80 r6:83018000 r5:85485b8c r4:84dc2e00 [ 1338.056461][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.056509][ T32] r10:61c88647 r9:85530000 r8:84dc2e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.056531][ T32] r4:84dc2e00 [ 1338.056569][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.056641][ T32] r10:00000000 r9:84dc2e00 r8:8027f5e8 r7:eb3b1e60 r6:84dc2e80 r5:85530000 [ 1338.056666][ T32] r4:00000001 [ 1338.056705][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.056756][ T32] Exception stack(0xeb3bdfb0 to 0xeb3bdff8) [ 1338.056784][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.056832][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.056887][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.056921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.057021][ T32] r4:84dd02c0 [ 1338.057300][ T32] INFO: task kworker/0:666:4879 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1338.057354][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.057446][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.057528][ T32] Call trace: [ 1338.057611][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1338.057687][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1338.057713][ T32] r4:00000000 [ 1338.057732][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.057828][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1338.057872][ T32] 9d20: e87a2000 eca73000 00000001 80239b98 7f185000 00000001 [ 1338.057903][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1338.057928][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1338.057972][ T32] r5:80070013 r4:80239bb0 [ 1338.058001][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.058043][ T32] r4:82ac11e4 [ 1338.058077][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.058122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1338.058143][ T32] r4:e04e9dc0 [ 1338.058161][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.058200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1338.058243][ T32] r4:00000000 [ 1338.058285][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1338.058353][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1338.058419][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.058487][ T32] r5:00001000 r4:dfe9b000 [ 1338.058509][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.058548][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.058610][ T32] r5:84ea6b8c r4:84ea6800 [ 1338.058635][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.058704][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1338.058748][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.058796][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.058819][ T32] r4:84fab300 [ 1338.058847][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.058898][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1338.058934][ T32] r4:00000001 [ 1338.058956][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.059000][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1338.059028][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.059077][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.059128][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.059159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.059190][ T32] r4:84faa100 ** 2 printk messages dropped ** [ 1338.059284][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1338.059692][ T32] r4:84cb6c00 ** 3 printk messages dropped ** [ 1338.059850][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1338.092523][ T32] r5:00001000 r4:e0657000 [ 1338.092644][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.092725][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1338.092993][ T32] r4:84c0e600 ** 6 printk messages dropped ** [ 1338.093256][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1338.094302][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 5 printk messages dropped ** [ 1338.094663][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1338.094900][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1338.095388][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.095416][ T32] r4:84fab300 [ 1338.095478][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.095526][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1338.095548][ T32] r4:00000001 [ 1338.095607][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.095666][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1338.095695][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.095744][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.095773][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.095811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.095835][ T32] r4:84faa100 [ 1338.095855][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.095905][ T32] INFO: task kworker/1:209:4882 blocked for more than 464 seconds. [ 1338.095939][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.095986][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.096031][ T32] task:kworker/1:209 state:D stack:0 pid:4882 tgid:4882 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.096100][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.096156][ T32] Call trace: [ 1338.096187][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1338.096232][ T32] r10:82918930 r9:eb3c5d84 r8:00000002 r7:60000113 r6:eb3c5d8c r5:84cb6000 [ 1338.096253][ T32] r4:84cb6000 [ 1338.096293][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1338.096336][ T32] r5:84cb6000 r4:8291892c [ 1338.096354][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.096394][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.096459][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3c5e08 [ 1338.096485][ T32] r4:00000000 [ 1338.096512][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1338.096574][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1338.096613][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.096655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ddc4c0 [ 1338.096677][ T32] r4:00000000 [ 1338.096695][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1338.096737][ T32] r9:83018205 r8:84cb6000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1338.096756][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.096796][ T32] r5:00001000 r4:e8939000 [ 1338.096825][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.096870][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.096913][ T32] r5:8544878c r4:85448400 [ 1338.096931][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.096974][ T32] r7:ddde2d80 r6:83018200 r5:8544878c r4:84c0e700 [ 1338.097016][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.097065][ T32] r10:61c88647 r9:84cb6000 r8:84c0e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.097087][ T32] r4:84c0e700 [ 1338.097135][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.097186][ T32] r10:00000000 r9:84c0e700 r8:8027f5e8 r7:eb2dde60 r6:84c0e780 r5:84cb6000 [ 1338.097208][ T32] r4:00000001 [ 1338.097242][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.097291][ T32] Exception stack(0xeb3c5fb0 to 0xeb3c5ff8) [ 1338.097319][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.097368][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1338.097785][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.097846][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.097896][ T32] Call trace: [ 1338.097967][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1338.098019][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1338.098042][ T32] r4:00000000 [ 1338.098059][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.098097][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1338.098147][ T32] 9d20: e916f000 eca73000 00000001 80239b98 7f185000 00000001 [ 1338.098207][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1338.098256][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1338.098299][ T32] r5:80070013 r4:80239bb0 [ 1338.098322][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.098363][ T32] r4:82ac11e4 [ 1338.098414][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.098465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1338.098487][ T32] r4:e04e9dc0 [ 1338.098505][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.098545][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1338.098566][ T32] r4:00000000 [ 1338.098593][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1338.098641][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1338.098662][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.098703][ T32] r5:00001000 r4:dfe9b000 [ 1338.098721][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.098787][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.098876][ T32] r5:84ea6b8c r4:84ea6800 [ 1338.098899][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.098964][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 1 printk messages dropped ** [ 1338.099033][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1338.099346][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.099663][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.099988][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1338.121083][ T32] r5:00001000 r4:eab6f000 [ 1338.121103][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.121166][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1338.121232][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.121288][ T32] r7:dddced80 r6:83018000 r5:85485f8c r4:84dc2f00 [ 1338.121312][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.121380][ T32] r10:61c88647 r9:84cb4800 r8:84dc2f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.121425][ T32] r4:84dc2f00 [ 1338.121448][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.121503][ T32] r10:00000000 r9:84dc2f00 r8:8027f5e8 r7:eb3b1e60 r6:84c0e800 r5:84cb4800 [ 1338.121549][ T32] r4:00000001 [ 1338.121592][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.121641][ T32] Exception stack(0xeb3c9fb0 to 0xeb3c9ff8) [ 1338.121693][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.121724][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.121749][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.121858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.121890][ T32] r4:84dd0400 [ 1338.122319][ T32] INFO: task kworker/0:667:4883 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1338.122373][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1338.122802][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 7 printk messages dropped ** [ 1338.123229][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 1338.123799][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1338.124177][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 ** 7 printk messages dropped ** [ 1338.124430][ T32] r4:84faa100 ** 5 printk messages dropped ** [ 1338.124635][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1338.124966][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1338.125377][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.125421][ T32] r5:00001000 r4:ead91000 ** 1 printk messages dropped ** [ 1338.125477][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1338.125864][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1338.126238][ T32] r4:84dd0540 ** 3 printk messages dropped ** [ 1338.126662][ T32] Call trace: ** 4 printk messages dropped ** [ 1338.126932][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 7 printk messages dropped ** [ 1338.127206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 11 printk messages dropped ** [ 1338.127685][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1338.128130][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1338.128467][ T32] task:kworker/1:210 state:D stack:0 pid:4890 tgid:4890 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1338.128839][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.128889][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3c1e08 [ 1338.128910][ T32] r4:00000000 [ 1338.128951][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1338.129006][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1338.129117][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.129165][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ddc740 [ 1338.129187][ T32] r4:00000000 [ 1338.129206][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1338.129254][ T32] r9:83018205 r8:854a8000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1338.129285][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.129337][ T32] r5:00001000 r4:eac37000 [ 1338.129378][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.129444][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.129489][ T32] r5:85448f8c r4:85448c00 [ 1338.129536][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.129585][ T32] r7:ddde2d80 r6:83018200 r5:85448f8c r4:84c0e900 [ 1338.129632][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.129703][ T32] r10:61c88647 r9:854a8000 r8:84c0e92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.129729][ T32] r4:84c0e900 [ 1338.129793][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.129843][ T32] r10:00000000 r9:84c0e900 r8:8027f5e8 r7:eb2dde60 r6:84c0e980 r5:854a8000 [ 1338.129870][ T32] r4:00000001 [ 1338.129906][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.129965][ T32] Exception stack(0xeb3c1fb0 to 0xeb3c1ff8) [ 1338.129995][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.130031][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.130090][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.130181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.130227][ T32] r4:84ddc640 [ 1338.153028][ T32] INFO: task kworker/1:210:4890 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1338.153126][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.153243][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.153354][ T32] Call trace: [ 1338.153433][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1338.153494][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1338.153548][ T32] r4:00000000 [ 1338.153612][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.153746][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1338.153837][ T32] 9d20: e9b46000 eca73000 00000001 80239b98 7f185000 00000001 [ 1338.153881][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1338.153908][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1338.153992][ T32] r5:80070013 r4:80239bb0 [ 1338.154016][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.154062][ T32] r4:82ac11e4 [ 1338.154102][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.154147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1338.154191][ T32] r4:e04e9dc0 [ 1338.154295][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.154402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1338.154428][ T32] r4:00000000 [ 1338.154449][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1338.154517][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1338.154562][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.154609][ T32] r5:00001000 r4:dfe9b000 [ 1338.154653][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.154704][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.154747][ T32] r5:84ea6b8c r4:84ea6800 [ 1338.154767][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.154813][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1338.154854][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.154909][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.154954][ T32] r4:84fab300 [ 1338.154978][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.155024][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1338.155065][ T32] r4:00000001 [ 1338.155106][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.155143][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1338.155170][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.155198][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.155223][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1338.155424][ T32] task:kworker/1:211 state:D stack:0 pid:4891 tgid:4891 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1338.155960][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d1e08 ** 9 printk messages dropped ** [ 1338.156507][ T32] r5:00001000 r4:ead47000 [ 1338.156540][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1338.156763][ T32] r7:ddde2d80 r6:83018200 r5:8544938c r4:84c0ea00 ** 7 printk messages dropped ** [ 1338.157062][ T32] Exception stack(0xeb3d1fb0 to 0xeb3d1ff8) ** 8 printk messages dropped ** [ 1338.157758][ T32] Call trace: ** 2 printk messages dropped ** [ 1338.157969][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1338.158048][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1338.158098][ T32] 9d20: e9b46000 eca73000 00000001 80239b98 7f185000 00000001 [ 1338.158147][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1338.158201][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1338.158228][ T32] r5:80070013 r4:80239bb0 [ 1338.158265][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.158309][ T32] r4:82ac11e4 [ 1338.158354][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.158420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1338.158445][ T32] r4:e04e9dc0 [ 1338.158476][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.158522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1338.158544][ T32] r4:00000000 [ 1338.158562][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1338.158606][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1338.158627][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.158687][ T32] r5:00001000 r4:dfe9b000 [ 1338.158730][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.158772][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.158814][ T32] r5:84ea6b8c r4:84ea6800 [ 1338.158915][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.158966][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1338.158987][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.159072][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.159160][ T32] r4:84fab300 [ 1338.159222][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.159269][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1338.159292][ T32] r4:00000001 [ 1338.159311][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.159344][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1338.159370][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.159398][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.159422][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.159449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.159470][ T32] r4:84faa100 ** 2 printk messages dropped ** [ 1338.159581][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1338.160017][ T32] r10:82918930 r9:eb3d9d84 r8:00000002 r7:60000113 r6:eb3d9d8c r5:854ab000 [ 1338.160053][ T32] r4:854ab000 [ 1338.160121][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1338.160190][ T32] r5:854ab000 r4:8291892c [ 1338.160238][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.160280][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.184211][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d9e08 [ 1338.184316][ T32] r4:00000000 [ 1338.184349][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1338.184434][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1338.184502][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.184548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ddcd40 [ 1338.184572][ T32] r4:00000000 [ 1338.184611][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1338.184678][ T32] r9:83018205 r8:854ab000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1338.184705][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.184751][ T32] r5:00001000 r4:eaec5000 [ 1338.184770][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.184808][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.184849][ T32] r5:8544978c r4:85449400 [ 1338.184874][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.184922][ T32] r7:ddde2d80 r6:83018200 r5:8544978c r4:84c0eb00 [ 1338.184942][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.184988][ T32] r10:61c88647 r9:854ab000 r8:84c0eb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 1 printk messages dropped ** [ 1338.185034][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1338.185238][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.186099][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 ** 4 printk messages dropped ** [ 1338.186355][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 ** 8 printk messages dropped ** [ 1338.186729][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 9 printk messages dropped ** [ 1338.187140][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 ** 5 printk messages dropped ** [ 1338.187407][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.187653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1338.187867][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.188288][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1338.188707][ T32] r9:83018005 r8:85530c00 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 ** 1 printk messages dropped ** [ 1338.188792][ T32] r5:00001000 r4:eb45f000 ** 4 printk messages dropped ** [ 1338.188994][ T32] r7:dddced80 r6:83018000 r5:8548678c r4:84dd3000 ** 7 printk messages dropped ** [ 1338.189351][ T32] Exception stack(0xeb20dfb0 to 0xeb20dff8) ** 6 printk messages dropped ** [ 1338.189783][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1338.190185][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1338.196466][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 10 printk messages dropped ** [ 1338.196885][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1338.197151][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 7 printk messages dropped ** [ 1338.197455][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1338.197821][ T32] r4:85532400 ** 5 printk messages dropped ** [ 1338.198098][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.198257][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.198404][ T32] r5:00001000 r4:eaf5f000 [ 1338.198433][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.198473][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.198514][ T32] r5:85449f8c r4:85449c00 [ 1338.198533][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.198599][ T32] r7:ddde2d80 r6:83018200 r5:85449f8c r4:84c0ec00 [ 1338.198639][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.198687][ T32] r10:61c88647 r9:85532400 r8:84c0ec2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.198709][ T32] r4:84c0ec00 [ 1338.198727][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.198772][ T32] r10:00000000 r9:84c0ec00 r8:8027f5e8 r7:eb3d9e60 r6:84dd3100 r5:85532400 [ 1338.198820][ T32] r4:00000001 [ 1338.198841][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.198883][ T32] Exception stack(0xeb3ddfb0 to 0xeb3ddff8) [ 1338.198909][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.198961][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.199002][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.199032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.199066][ T32] r4:84ddcb40 [ 1338.199476][ T32] INFO: task kworker/1:213:4897 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1338.199516][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.199584][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.199666][ T32] Call trace: [ 1338.199696][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1338.199745][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1338.199773][ T32] r4:00000000 [ 1338.199796][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.199849][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1338.199886][ T32] 9d20: ea1db000 eca73000 00000001 80239b98 7f185000 00000001 [ 1338.199915][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1338.199940][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1338.199985][ T32] r5:80070013 r4:80239bb0 [ 1338.200013][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.200065][ T32] r4:82ac11e4 [ 1338.200088][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.200151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1338.200212][ T32] r4:e04e9dc0 [ 1338.200233][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.200326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1338.214911][ T32] r4:00000000 [ 1338.214957][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1338.215055][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1338.215084][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.215134][ T32] r5:00001000 r4:dfe9b000 [ 1338.215154][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.215215][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.215264][ T32] r5:84ea6b8c r4:84ea6800 [ 1338.215284][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.215332][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1338.215352][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.215438][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.215464][ T32] r4:84fab300 [ 1338.215485][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.215549][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1338.215575][ T32] r4:00000001 [ 1338.215594][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.215635][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1338.215664][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.215723][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.215753][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.215781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.215824][ T32] r4:84faa100 [ 1338.215850][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.215887][ T32] INFO: task kworker/1:214:4899 blocked for more than 464 seconds. [ 1338.215918][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.215951][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.215976][ T32] task:kworker/1:214 state:D stack:0 pid:4899 tgid:4899 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.216097][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.216174][ T32] Call trace: [ 1338.216205][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1338.216275][ T32] r10:82918930 r9:eb3e1d84 r8:00000002 r7:60000113 r6:eb3e1d8c r5:85533000 [ 1338.216302][ T32] r4:85533000 [ 1338.216322][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1338.216362][ T32] r5:85533000 r4:8291892c [ 1338.216381][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.216419][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.216484][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e1e08 [ 1338.216509][ T32] r4:00000000 [ 1338.216528][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1338.216566][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1338.216627][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.216687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ddcec0 [ 1338.216711][ T32] r4:00000000 [ 1338.216754][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1338.216800][ T32] r9:83018205 r8:85533000 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1338.216821][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.216867][ T32] r5:00001000 r4:eaf39000 [ 1338.216887][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.216947][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.216992][ T32] r5:85449b8c r4:85449800 [ 1338.217011][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.217056][ T32] r7:ddde2d80 r6:83018200 r5:85449b8c r4:84c0ec80 [ 1338.217076][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.217152][ T32] r10:61c88647 r9:85533000 r8:84c0ecac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.217203][ T32] r4:84c0ec80 [ 1338.217224][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.217290][ T32] r10:00000000 r9:84c0ec80 r8:8027f5e8 r7:eb3dde60 r6:84dd3180 r5:85533000 [ 1338.217315][ T32] r4:00000001 [ 1338.217335][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.217370][ T32] Exception stack(0xeb3e1fb0 to 0xeb3e1ff8) [ 1338.217457][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.217488][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.217535][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.217567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.217609][ T32] r4:84ddce00 [ 1338.218105][ T32] INFO: task kworker/1:214:4899 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1338.218170][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.218245][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.218305][ T32] Call trace: [ 1338.218335][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1338.218384][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1338.218418][ T32] r4:00000000 [ 1338.218460][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.218503][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1338.218532][ T32] 9d20: ea511000 eca73000 00000001 80239b98 7f185000 00000001 [ 1338.218561][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1338.218600][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1338.218629][ T32] r5:80070013 r4:80239bb0 [ 1338.218649][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.218700][ T32] r4:82ac11e4 [ 1338.218743][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.218810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1338.218835][ T32] r4:e04e9dc0 [ 1338.218854][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.218902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1338.218924][ T32] r4:00000000 [ 1338.218963][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1338.219031][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1338.219076][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.219136][ T32] r5:00001000 r4:dfe9b000 [ 1338.219180][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.219241][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.219295][ T32] r5:84ea6b8c r4:84ea6800 [ 1338.219338][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.219404][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1338.219436][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.219484][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.219515][ T32] r4:84fab300 [ 1338.219554][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.219605][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1338.219637][ T32] r4:00000001 [ 1338.219666][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.219704][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1338.219750][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.219782][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.219830][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.219885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.219917][ T32] r4:84faa100 [ 1338.219937][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.219963][ T32] INFO: task kworker/1:215:4901 blocked for more than 464 seconds. [ 1338.219989][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.220026][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.220058][ T32] task:kworker/1:215 state:D stack:0 pid:4901 tgid:4901 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.220103][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.220143][ T32] Call trace: [ 1338.220193][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1338.220240][ T32] r10:82918930 r9:eb3e9d84 r8:00000002 r7:60000113 r6:eb3e9d8c r5:85534800 [ 1338.220304][ T32] r4:85534800 [ 1338.239608][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1338.239807][ T32] r5:85534800 r4:8291892c [ 1338.239977][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.240080][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.240184][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e9e08 [ 1338.240261][ T32] r4:00000000 [ 1338.240887][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1338.241008][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1338.241091][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.241210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ddf000 [ 1338.241269][ T32] r4:00000000 [ 1338.241318][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1338.241439][ T32] r9:83018205 r8:85534800 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1338.241522][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.241645][ T32] r5:00001000 r4:eafb7000 [ 1338.241698][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.241829][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.241955][ T32] r5:8544a78c r4:8544a400 [ 1338.242002][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.242125][ T32] r7:ddde2d80 r6:83018200 r5:8544a78c r4:84c0ed00 [ 1338.242184][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.242301][ T32] r10:61c88647 r9:85534800 r8:84c0ed2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.242360][ T32] r4:84c0ed00 [ 1338.242432][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.242544][ T32] r10:00000000 r9:84c0ed00 r8:8027f5e8 r7:eb3dde60 r6:84dd3200 r5:85534800 [ 1338.242597][ T32] r4:00000001 [ 1338.242654][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.242747][ T32] Exception stack(0xeb3e9fb0 to 0xeb3e9ff8) [ 1338.242816][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.242894][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.242986][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.243055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.243105][ T32] r4:84dcbf40 [ 1338.243979][ T32] INFO: task kworker/1:215:4901 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1338.244077][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.244244][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.244360][ T32] Call trace: [ 1338.244460][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1338.244577][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1338.244640][ T32] r4:00000000 [ 1338.244694][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.244782][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1338.244884][ T32] 9d20: ea8bf000 eca73000 00000001 80239b98 7f185000 00000001 [ 1338.244960][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1338.245022][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1338.245096][ T32] r5:80070013 r4:80239bb0 [ 1338.245160][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.245255][ T32] r4:82ac11e4 [ 1338.245305][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.245402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1338.245459][ T32] r4:e04e9dc0 [ 1338.245528][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.245649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1338.245705][ T32] r4:00000000 [ 1338.245752][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1338.245925][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1338.245978][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.246068][ T32] r5:00001000 r4:dfe9b000 [ 1338.246111][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.246215][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.246312][ T32] r5:84ea6b8c r4:84ea6800 [ 1338.246362][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.246471][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1338.246527][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.246645][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.246721][ T32] r4:84fab300 [ 1338.246770][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.246858][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1338.246918][ T32] r4:00000001 [ 1338.246962][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.247060][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1338.247132][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.247203][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.247279][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.247345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.247662][ T32] r4:84faa100 [ 1338.247724][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.247811][ T32] INFO: task kworker/1:216:4904 blocked for more than 464 seconds. [ 1338.247896][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.247971][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.248023][ T32] task:kworker/1:216 state:D stack:0 pid:4904 tgid:4904 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.248118][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.248323][ T32] Call trace: [ 1338.248403][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1338.248553][ T32] r10:82918930 r9:eb3f5d84 r8:00000002 r7:60000113 r6:eb3f5d8c r5:85533c00 [ 1338.248647][ T32] r4:85533c00 [ 1338.248781][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1338.248982][ T32] r5:85533c00 r4:8291892c [ 1338.249043][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.249148][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.249250][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f5e08 [ 1338.249302][ T32] r4:00000000 [ 1338.249350][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1338.249438][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1338.249530][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.249625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dcb740 [ 1338.249697][ T32] r4:00000000 [ 1338.249758][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1338.249914][ T32] r9:83018205 r8:85533c00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1338.250015][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.250115][ T32] r5:00001000 r4:eaf97000 [ 1338.250193][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.281179][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.281443][ T32] r5:8544a38c r4:8544a000 [ 1338.281512][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.281622][ T32] r7:ddde2d80 r6:83018200 r5:8544a38c r4:84c0ed80 [ 1338.281679][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.281822][ T32] r10:61c88647 r9:85533c00 r8:84c0edac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.281920][ T32] r4:84c0ed80 [ 1338.281978][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.282083][ T32] r10:00000000 r9:84c0ed80 r8:8027f5e8 r7:eb3e9e60 r6:84dd3280 r5:85533c00 [ 1338.282148][ T32] r4:00000001 [ 1338.282196][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.282278][ T32] Exception stack(0xeb3f5fb0 to 0xeb3f5ff8) [ 1338.282344][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.282407][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.282467][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.282528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.282580][ T32] r4:84ddf0c0 [ 1338.283343][ T32] INFO: task kworker/1:216:4904 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1338.283436][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.283650][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.283761][ T32] Call trace: [ 1338.283878][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1338.283995][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1338.284064][ T32] r4:00000000 [ 1338.284114][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.284204][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1338.284273][ T32] 9d20: eabd0000 eca73000 00000001 80239b98 7f185000 00000001 [ 1338.284344][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1338.284428][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1338.284530][ T32] r5:80070013 r4:80239bb0 [ 1338.284586][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.284692][ T32] r4:82ac11e4 [ 1338.284740][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.284859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1338.284934][ T32] r4:e04e9dc0 [ 1338.285006][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.285143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1338.285204][ T32] r4:00000000 [ 1338.285258][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1338.285316][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1338.285338][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.285404][ T32] r5:00001000 r4:dfe9b000 [ 1338.285432][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.285484][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.285551][ T32] r5:84ea6b8c r4:84ea6800 [ 1338.285572][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.285660][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1338.285686][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.285753][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.285851][ T32] r4:84fab300 [ 1338.285881][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.285927][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1338.285953][ T32] r4:00000001 [ 1338.285971][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.286025][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1338.286056][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.286092][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.286121][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.286158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.286182][ T32] r4:84faa100 [ 1338.286224][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.286304][ T32] INFO: task kworker/1:217:4905 blocked for more than 464 seconds. [ 1338.286397][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.286461][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.286521][ T32] task:kworker/1:217 state:D stack:0 pid:4905 tgid:4905 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.286721][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.286853][ T32] Call trace: [ 1338.286970][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1338.287068][ T32] r10:82918930 r9:eb3f9d84 r8:00000002 r7:60000113 r6:eb3f9d8c r5:85536c00 [ 1338.287121][ T32] r4:85536c00 [ 1338.287165][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1338.287244][ T32] r5:85536c00 r4:8291892c [ 1338.287264][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.287305][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.287349][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f9e08 [ 1338.287370][ T32] r4:00000000 [ 1338.287404][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1338.287512][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1338.287605][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.287700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ddf880 [ 1338.287754][ T32] r4:00000000 [ 1338.287870][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1338.287982][ T32] r9:83018205 r8:85536c00 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1338.288052][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.288163][ T32] r5:00001000 r4:eb115000 [ 1338.288212][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.288295][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.288386][ T32] r5:8544bf8c r4:8544bc00 [ 1338.288430][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.288520][ T32] r7:ddde2d80 r6:83018200 r5:8544bf8c r4:84c0ee00 [ 1338.288568][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.288678][ T32] r10:61c88647 r9:85536c00 r8:84c0ee2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.288734][ T32] r4:84c0ee00 [ 1338.288788][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.288943][ T32] r10:00000000 r9:84c0ee00 r8:8027f5e8 r7:eb3e9e60 r6:84dd3300 r5:85536c00 [ 1338.289015][ T32] r4:00000001 [ 1338.289064][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.289149][ T32] Exception stack(0xeb3f9fb0 to 0xeb3f9ff8) [ 1338.289214][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.289279][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.289311][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.289341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.289363][ T32] r4:84ddf0c0 [ 1338.289636][ T32] INFO: task kworker/1:217:4905 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1338.289667][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.289783][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.289871][ T32] Call trace: [ 1338.289928][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1338.290011][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1338.290050][ T32] r4:00000000 [ 1338.290092][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.290135][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1338.290164][ T32] 9d20: eabd0000 eca73000 00000001 80239b98 7f185000 00000001 [ 1338.290192][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1338.290237][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1338.290312][ T32] r5:80070013 r4:80239bb0 [ 1338.314354][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.314522][ T32] r4:82ac11e4 [ 1338.314571][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.314677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1338.314729][ T32] r4:e04e9dc0 [ 1338.314795][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.314915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1338.314980][ T32] r4:00000000 [ 1338.315048][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1338.315157][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1338.315225][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.315346][ T32] r5:00001000 r4:dfe9b000 [ 1338.315423][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.315562][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.315684][ T32] r5:84ea6b8c r4:84ea6800 [ 1338.315761][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.315870][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1338.315922][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.316021][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.316075][ T32] r4:84fab300 [ 1338.316153][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.316266][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1338.316324][ T32] r4:00000001 [ 1338.316375][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.316478][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1338.316555][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.316667][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.316750][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.316832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.316910][ T32] r4:84faa100 [ 1338.316984][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.317072][ T32] INFO: task kworker/1:218:4906 blocked for more than 464 seconds. [ 1338.317146][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.317204][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.317252][ T32] task:kworker/1:218 state:D stack:0 pid:4906 tgid:4906 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.317369][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.317482][ T32] Call trace: [ 1338.317564][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1338.317673][ T32] r10:82918930 r9:eb3fdd84 r8:00000002 r7:60000013 r6:eb3fdd8c r5:85535400 [ 1338.317728][ T32] r4:85535400 [ 1338.317819][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1338.317943][ T32] r5:85535400 r4:8291892c [ 1338.317995][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.318109][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.318217][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3fde08 [ 1338.318269][ T32] r4:00000000 [ 1338.318315][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1338.318430][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1338.318532][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.318630][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ddf240 [ 1338.318703][ T32] r4:00000000 [ 1338.318764][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1338.318875][ T32] r9:83018205 r8:85535400 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1338.318929][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.319022][ T32] r5:00001000 r4:eb061000 [ 1338.319069][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.319157][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.319251][ T32] r5:8544ab8c r4:8544a800 [ 1338.319324][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.319427][ T32] r7:ddde2d80 r6:83018200 r5:8544ab8c r4:84c0ee80 [ 1338.319476][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.319582][ T32] r10:61c88647 r9:85535400 r8:84c0eeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.319649][ T32] r4:84c0ee80 [ 1338.319710][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.319813][ T32] r10:00000000 r9:84c0ee80 r8:8027f5e8 r7:eb3f9e60 r6:84dd3380 r5:85535400 [ 1338.319872][ T32] r4:00000001 [ 1338.319918][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.319994][ T32] Exception stack(0xeb3fdfb0 to 0xeb3fdff8) [ 1338.320072][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.320140][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.320205][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.320270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.320350][ T32] r4:84ddf0c0 [ 1338.339295][ T32] INFO: task kworker/1:218:4906 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1338.339412][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.339572][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.339748][ T32] Call trace: [ 1338.339853][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1338.339985][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1338.340042][ T32] r4:00000000 [ 1338.340097][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.340195][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1338.340301][ T32] 9d20: eb2e9000 eca73000 00000001 80239b98 7f185000 00000001 [ 1338.351083][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1338.351212][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1338.351295][ T32] r5:80070013 r4:80239bb0 [ 1338.351346][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.351471][ T32] r4:82ac11e4 [ 1338.351520][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.351623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1338.351674][ T32] r4:e04e9dc0 [ 1338.351718][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.351842][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1338.351929][ T32] r4:00000000 [ 1338.351992][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1338.352106][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1338.352158][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.352269][ T32] r5:00001000 r4:dfe9b000 [ 1338.352320][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.352409][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.352507][ T32] r5:84ea6b8c r4:84ea6800 [ 1338.352555][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.352655][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1338.352724][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.352833][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.352899][ T32] r4:84fab300 [ 1338.352959][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.353062][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1338.353135][ T32] r4:00000001 [ 1338.353188][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.353268][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1338.353382][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.353456][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.353521][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.353581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.353644][ T32] r4:84faa100 [ 1338.353703][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.353834][ T32] INFO: task kworker/1:219:4908 blocked for more than 464 seconds. [ 1338.353923][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.353984][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.354039][ T32] task:kworker/1:219 state:D stack:0 pid:4908 tgid:4908 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.354161][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.354259][ T32] Call trace: [ 1338.354338][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1338.354448][ T32] r10:82918930 r9:eb405d84 r8:00000002 r7:60000113 r6:eb405d8c r5:84710000 [ 1338.354504][ T32] r4:84710000 [ 1338.354552][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1338.354678][ T32] r5:84710000 r4:8291892c [ 1338.354789][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.354902][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.354999][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb405e08 [ 1338.355079][ T32] r4:00000000 [ 1338.355133][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1338.355224][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1338.355315][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.355463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ddf300 [ 1338.355526][ T32] r4:00000000 [ 1338.355586][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1338.355728][ T32] r9:83018205 r8:84710000 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1338.355789][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.355897][ T32] r5:00001000 r4:eb08d000 [ 1338.355965][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.356081][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.356203][ T32] r5:8544af8c r4:8544ac00 [ 1338.356256][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.356361][ T32] r7:ddde2d80 r6:83018200 r5:8544af8c r4:84c0ef00 [ 1338.356415][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.356512][ T32] r10:61c88647 r9:84710000 r8:84c0ef2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.356562][ T32] r4:84c0ef00 [ 1338.356601][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.356701][ T32] r10:00000000 r9:84c0ef00 r8:8027f5e8 r7:eb3f9e60 r6:84dd3400 r5:84710000 [ 1338.356751][ T32] r4:00000001 [ 1338.356795][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.356901][ T32] Exception stack(0xeb405fb0 to 0xeb405ff8) [ 1338.356969][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.357036][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.357102][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.357200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.357273][ T32] r4:84ddf200 [ 1338.358105][ T32] INFO: task kworker/1:219:4908 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1338.358189][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.358353][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.358520][ T32] Call trace: [ 1338.358637][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1338.358753][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1338.358806][ T32] r4:00000000 [ 1338.358872][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.358980][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1338.359053][ T32] 9d20: eb56f000 eca73000 00000001 80239b98 7f185000 00000001 [ 1338.359123][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1338.359186][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1338.359275][ T32] r5:80070013 r4:80239bb0 [ 1338.359332][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.359446][ T32] r4:82ac11e4 [ 1338.359510][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.359601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1338.359658][ T32] r4:e04e9dc0 [ 1338.359704][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.359792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1338.359844][ T32] r4:00000000 [ 1338.359898][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1338.360001][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1338.360067][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.360177][ T32] r5:00001000 r4:dfe9b000 [ 1338.360222][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.385549][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.385826][ T32] r5:84ea6b8c r4:84ea6800 [ 1338.385888][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.385991][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1338.386043][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.386143][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.386259][ T32] r4:84fab300 [ 1338.386320][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.386431][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1338.386504][ T32] r4:00000001 [ 1338.386552][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.386641][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1338.386714][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.386809][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.386889][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.386972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.387038][ T32] r4:84faa100 [ 1338.387113][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.387183][ T32] INFO: task kworker/1:220:4910 blocked for more than 464 seconds. [ 1338.387270][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.387330][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.387396][ T32] task:kworker/1:220 state:D stack:0 pid:4910 tgid:4910 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.387554][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.387712][ T32] Call trace: [ 1338.387788][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1338.387914][ T32] r10:82918930 r9:eb40dd84 r8:00000002 r7:60000113 r6:eb40dd8c r5:84711800 [ 1338.388001][ T32] r4:84711800 [ 1338.388057][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1338.388199][ T32] r5:84711800 r4:8291892c [ 1338.388291][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.388406][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.388516][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb40de08 [ 1338.388569][ T32] r4:00000000 [ 1338.388617][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1338.388706][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1338.388884][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.388988][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ddf480 [ 1338.389042][ T32] r4:00000000 [ 1338.389103][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1338.389215][ T32] r9:83018205 r8:84711800 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1338.389265][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.389359][ T32] r5:00001000 r4:eb0b7000 [ 1338.389408][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.389491][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.389580][ T32] r5:8544b38c r4:8544b000 [ 1338.389631][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.389730][ T32] r7:ddde2d80 r6:83018200 r5:8544b38c r4:84c0ef80 [ 1338.389819][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.389931][ T32] r10:61c88647 r9:84711800 r8:84c0efac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.389989][ T32] r4:84c0ef80 [ 1338.390047][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.390148][ T32] r10:00000000 r9:84c0ef80 r8:8027f5e8 r7:eb3f9e60 r6:84dd3480 r5:84711800 [ 1338.390217][ T32] r4:00000001 [ 1338.405694][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.405983][ T32] Exception stack(0xeb40dfb0 to 0xeb40dff8) [ 1338.406071][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.406189][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.406266][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.406343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.406404][ T32] r4:84ddf340 [ 1338.407170][ T32] INFO: task kworker/1:220:4910 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1338.407286][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.407446][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.407590][ T32] Call trace: [ 1338.407794][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1338.407919][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1338.408001][ T32] r4:00000000 [ 1338.408051][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.408142][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1338.408233][ T32] 9d20: eba41000 eca73000 00000001 80239b98 7f185000 00000001 [ 1338.408316][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1338.408400][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1338.408520][ T32] r5:80070013 r4:80239bb0 [ 1338.408577][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.408702][ T32] r4:82ac11e4 [ 1338.408765][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.408887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1338.408960][ T32] r4:e04e9dc0 [ 1338.409023][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.409135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1338.409211][ T32] r4:00000000 [ 1338.409265][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1338.409363][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1338.409426][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.409531][ T32] r5:00001000 r4:dfe9b000 [ 1338.409585][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.409677][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.409821][ T32] r5:84ea6b8c r4:84ea6800 [ 1338.409891][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.410016][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1338.410079][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.410184][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.410308][ T32] r4:84fab300 [ 1338.431063][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.431248][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1338.431311][ T32] r4:00000001 [ 1338.431361][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.431480][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1338.431604][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.431711][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.431778][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.431874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.431939][ T32] r4:84faa100 [ 1338.432012][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.432087][ T32] INFO: task kworker/1:221:4912 blocked for more than 464 seconds. [ 1338.432161][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.432217][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.432266][ T32] task:kworker/1:221 state:D stack:0 pid:4912 tgid:4912 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.432503][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.432635][ T32] Call trace: [ 1338.432713][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1338.432846][ T32] r10:82918930 r9:eb415d84 r8:00000002 r7:60000013 r6:eb415d8c r5:84710c00 [ 1338.432918][ T32] r4:84710c00 [ 1338.432970][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1338.433141][ T32] r5:84710c00 r4:8291892c [ 1338.433230][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.433327][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.433428][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb415e08 [ 1338.433481][ T32] r4:00000000 [ 1338.433544][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1338.433639][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1338.433733][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.433880][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ddf600 [ 1338.433949][ T32] r4:00000000 [ 1338.434003][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1338.434114][ T32] r9:83018205 r8:84710c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1338.434166][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.434261][ T32] r5:00001000 r4:eb0c1000 [ 1338.434313][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.434405][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.434515][ T32] r5:8544b78c r4:8544b400 [ 1338.434567][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.434673][ T32] r7:ddde2d80 r6:83018200 r5:8544b78c r4:854fc000 [ 1338.434721][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.434818][ T32] r10:61c88647 r9:84710c00 r8:854fc02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.434895][ T32] r4:854fc000 [ 1338.434941][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.435033][ T32] r10:00000000 r9:854fc000 r8:8027f5e8 r7:eb3f9e60 r6:84dd3500 r5:84710c00 [ 1338.435102][ T32] r4:00000001 [ 1338.435152][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.435224][ T32] Exception stack(0xeb415fb0 to 0xeb415ff8) [ 1338.435288][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.435350][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.435411][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.435472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.435521][ T32] r4:84ddf400 [ 1338.436258][ T32] INFO: task kworker/1:221:4912 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1338.436354][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.436594][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.436757][ T32] Call trace: [ 1338.436848][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1338.436984][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1338.437054][ T32] r4:00000000 [ 1338.437132][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.437227][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1338.437293][ T32] 9d20: ebd23000 eca73000 00000001 80239b98 7f185000 00000001 [ 1338.437367][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1338.437433][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1338.437495][ T32] r5:80070013 r4:80239bb0 [ 1338.437545][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.437640][ T32] r4:82ac11e4 [ 1338.437709][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.437845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1338.437907][ T32] r4:e04e9dc0 [ 1338.437953][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.438054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1338.438109][ T32] r4:00000000 [ 1338.438156][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1338.438303][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1338.438360][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.438490][ T32] r5:00001000 r4:dfe9b000 [ 1338.438572][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.438683][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.438781][ T32] r5:84ea6b8c r4:84ea6800 [ 1338.438845][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.438982][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1338.439034][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.439139][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.439248][ T32] r4:84fab300 [ 1338.439319][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.439441][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1338.439502][ T32] r4:00000001 [ 1338.439568][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.439661][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1338.439720][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.439783][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.439852][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.439926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.440073][ T32] r4:84faa100 [ 1338.440126][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.440223][ T32] INFO: task kworker/1:222:4914 blocked for more than 464 seconds. [ 1338.465272][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.465396][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.465430][ T32] task:kworker/1:222 state:D stack:0 pid:4914 tgid:4914 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.465568][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.465649][ T32] Call trace: [ 1338.465828][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1338.465901][ T32] r10:82918930 r9:eb3d5d84 r8:00000002 r7:60000013 r6:eb3d5d8c r5:854a9800 [ 1338.465926][ T32] r4:854a9800 [ 1338.465970][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1338.466017][ T32] r5:854a9800 r4:8291892c [ 1338.466036][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.466078][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.466172][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d5e08 [ 1338.466222][ T32] r4:00000000 [ 1338.466273][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1338.466404][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1338.466512][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.466710][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ddf700 [ 1338.466778][ T32] r4:00000000 [ 1338.466833][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1338.466952][ T32] r9:83018205 r8:854a9800 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1338.467007][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.467118][ T32] r5:00001000 r4:eb0dd000 [ 1338.467198][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.467315][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.467468][ T32] r5:8544bb8c r4:8544b800 [ 1338.467549][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.467668][ T32] r7:ddde2d80 r6:83018200 r5:8544bb8c r4:854fc080 [ 1338.467766][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.467883][ T32] r10:61c88647 r9:854a9800 r8:854fc0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.467937][ T32] r4:854fc080 [ 1338.467985][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.468087][ T32] r10:00000000 r9:854fc080 r8:8027f5e8 r7:eb3f9e60 r6:854fc100 r5:854a9800 [ 1338.468139][ T32] r4:00000001 [ 1338.468186][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.468272][ T32] Exception stack(0xeb3d5fb0 to 0xeb3d5ff8) [ 1338.468350][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.468419][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.468482][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1338.468602][ T32] r4:84ddf540 ** 1 printk messages dropped ** [ 1338.469484][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.469664][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.469744][ T32] Call trace: [ 1338.469812][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1338.469869][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1338.469895][ T32] r4:00000000 [ 1338.469913][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.469974][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1338.470006][ T32] 9d20: ebf5b000 eca73000 00000001 80239b98 7f185000 00000001 [ 1338.470036][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1338.470117][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1338.470176][ T32] r5:80070013 r4:80239bb0 [ 1338.470229][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.470274][ T32] r4:82ac11e4 [ 1338.470368][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.481404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1338.481515][ T32] r4:e04e9dc0 [ 1338.481572][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.481710][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1338.481816][ T32] r4:00000000 [ 1338.481883][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1338.481993][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1338.482045][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.482145][ T32] r5:00001000 r4:dfe9b000 [ 1338.482196][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.482309][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.482427][ T32] r5:84ea6b8c r4:84ea6800 [ 1338.482482][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.482588][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1338.482665][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.482791][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.482870][ T32] r4:84fab300 [ 1338.482936][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.483040][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1338.483093][ T32] r4:00000001 [ 1338.483157][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.483269][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1338.483342][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.483411][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.483475][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.483588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.483651][ T32] r4:84faa100 [ 1338.483710][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.483823][ T32] INFO: task kworker/1:223:4917 blocked for more than 464 seconds. [ 1338.483914][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.483992][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.484066][ T32] task:kworker/1:223 state:D stack:0 pid:4917 tgid:4917 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.484227][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.484423][ T32] Call trace: ** 2 printk messages dropped ** [ 1338.484741][ T32] r4:854abc00 ** 4 printk messages dropped ** [ 1338.485212][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb41de08 ** 9 printk messages dropped ** [ 1338.486085][ T32] r5:00001000 r4:eb1d1000 [ 1338.486128][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1338.486381][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1338.486736][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1338.488179][ T32] INFO: task kworker/1:223:4917 is blocked on a mutex likely owned by task kworker/0:187:3720. ** 7 printk messages dropped ** [ 1338.488952][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 7 printk messages dropped ** [ 1338.489540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 ** 11 printk messages dropped ** [ 1338.525534][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1338.526320][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) ** 4 printk messages dropped ** [ 1338.526711][ T32] r4:84faa100 ** 5 printk messages dropped ** [ 1338.527188][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1338.527753][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1338.528681][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1338.528936][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1338.529426][ T32] r4:854fc280 [ 1338.529468][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.529581][ T32] r10:00000000 r9:854fc280 r8:8027f5e8 r7:eb41de60 r6:854fc300 r5:854ac800 [ 1338.529657][ T32] r4:00000001 [ 1338.529705][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.529822][ T32] Exception stack(0xeb421fb0 to 0xeb421ff8) [ 1338.529900][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.529963][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.530023][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.530090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.530169][ T32] r4:84ddf980 [ 1338.543092][ T32] INFO: task kworker/1:224:4919 is blocked on a mutex likely owned by task kworker/0:187:3720. [ 1338.543318][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.543505][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.543662][ T32] Call trace: [ 1338.543747][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1338.543875][ T32] r10:82ac11c4 r9:84f70c00 r8:80200be4 r7:e04e9d5c r6:ffffffff r5:84f70c00 [ 1338.543930][ T32] r4:00000000 [ 1338.543993][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.544105][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) [ 1338.544194][ T32] 9d20: ec3a8000 eca73000 00000001 80239b98 7f185000 00000001 [ 1338.544271][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 [ 1338.544332][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1338.544387][ T32] r5:80070013 r4:80239bb0 [ 1338.544435][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.544531][ T32] r4:82ac11e4 [ 1338.544577][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.544694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1338.544781][ T32] r4:e04e9dc0 [ 1338.544851][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.544957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1338.545007][ T32] r4:00000000 [ 1338.545107][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1338.545244][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1338.545322][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.545416][ T32] r5:00001000 r4:dfe9b000 [ 1338.545464][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.545567][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.545666][ T32] r5:84ea6b8c r4:84ea6800 [ 1338.545713][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.545855][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1338.545914][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.546010][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.546080][ T32] r4:84fab300 [ 1338.546134][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.546249][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1338.546299][ T32] r4:00000001 [ 1338.546343][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.546417][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1338.546483][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.546549][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.546614][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.546712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.546770][ T32] r4:84faa100 [ 1338.546840][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.546961][ T32] INFO: task kworker/1:225:4921 blocked for more than 465 seconds. [ 1338.547038][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.547096][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.547140][ T32] task:kworker/1:225 state:D stack:0 pid:4921 tgid:4921 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.547263][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.547358][ T32] Call trace: [ 1338.547451][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1338.547548][ T32] r10:82918930 r9:eb425d84 r8:00000002 r7:60000113 r6:eb425d8c r5:854ad400 [ 1338.547602][ T32] r4:854ad400 [ 1338.547676][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1338.547796][ T32] r5:854ad400 r4:8291892c [ 1338.547880][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.548021][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.548135][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb425e08 [ 1338.548203][ T32] r4:00000000 [ 1338.548267][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1338.548361][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1338.548448][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.548536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ddfe40 [ 1338.548588][ T32] r4:00000000 [ 1338.548634][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1338.548729][ T32] r9:83018205 r8:854ad400 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1338.548778][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.548875][ T32] r5:00001000 r4:eb227000 [ 1338.548921][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.549010][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1338.549281][ T32] r7:ddde2d80 r6:83018200 r5:85574f8c r4:854fc380 ** 7 printk messages dropped ** [ 1338.549911][ T32] Exception stack(0xeb425fb0 to 0xeb425ff8) ** 5 printk messages dropped ** [ 1338.571876][ T32] INFO: task kworker/1:225:4921 is blocked on a mutex likely owned by task kworker/0:187:3720. ** 9 printk messages dropped ** [ 1338.572975][ T32] 9d40: 82ac05a0 7f185000 eca73000 8280c930 82ac11c4 e04e9da4 e04e9da8 e04e9d78 ** 8 printk messages dropped ** [ 1338.573622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 ** 4 printk messages dropped ** [ 1338.574079][ T32] r5:00001000 r4:dfe9b000 [ 1338.574132][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.574222][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.574321][ T32] r5:84ea6b8c r4:84ea6800 [ 1338.574372][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.574481][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1338.574551][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.574671][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.574747][ T32] r4:84fab300 [ 1338.574800][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.574915][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1338.574969][ T32] r4:00000001 [ 1338.575016][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.575124][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1338.575193][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.575257][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.575315][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.575381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.575467][ T32] r4:84faa100 [ 1338.575551][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.575626][ T32] INFO: task kworker/1:226:4922 blocked for more than 465 seconds. [ 1338.575700][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.575762][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.575847][ T32] task:kworker/1:226 state:D stack:0 pid:4922 tgid:4922 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.575978][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.576076][ T32] Call trace: [ 1338.576192][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1338.576301][ T32] r10:82918930 r9:eb429d84 r8:00000002 r7:60000113 r6:eb429d8c r5:854ae000 [ 1338.576359][ T32] r4:854ae000 [ 1338.576421][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1338.576507][ T32] r5:854ae000 r4:8291892c [ 1338.576558][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.576661][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.576784][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb429e08 [ 1338.576874][ T32] r4:00000000 [ 1338.576954][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1338.577069][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1338.577164][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.577256][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ddfc80 [ 1338.577325][ T32] r4:00000000 [ 1338.577391][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1338.577490][ T32] r9:83018205 r8:854ae000 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1338.577540][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.577685][ T32] r5:00001000 r4:eb1fd000 [ 1338.577748][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.577903][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.578000][ T32] r5:85574b8c r4:85574800 [ 1338.578052][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.578151][ T32] r7:ddde2d80 r6:83018200 r5:85574b8c r4:854fc480 [ 1338.578201][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.578302][ T32] r10:61c88647 r9:854ae000 r8:854fc4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.578360][ T32] r4:854fc480 [ 1338.578438][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.578539][ T32] r10:00000000 r9:854fc480 r8:8027f5e8 r7:eb425e60 r6:854fc500 r5:854ae000 [ 1338.578618][ T32] r4:00000001 [ 1338.578678][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.578762][ T32] Exception stack(0xeb429fb0 to 0xeb429ff8) [ 1338.578829][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.578903][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.578966][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.579033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 2 printk messages dropped ** [ 1338.579720][ T32] task:kworker/0:187 state:R running task stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1338.611417][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1338.611642][ T32] r4:e04e9dc0 ** 6 printk messages dropped ** [ 1338.612327][ T32] r5:00001000 r4:dfe9b000 ** 6 printk messages dropped ** [ 1338.612970][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1338.613676][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.614479][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.615233][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1338.616288][ T32] r5:00001000 r4:eb23f000 ** 1 printk messages dropped ** [ 1338.616436][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1338.616987][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1338.618512][ T32] INFO: task kworker/1:227:4925 is blocked on a mutex likely owned by task kworker/0:187:3720. ** 7 printk messages dropped ** [ 1338.619375][ T32] Exception stack(0xe04e9d28 to 0xe04e9d70) ** 5 printk messages dropped ** [ 1338.619804][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1338.619972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e9dc0 r5:e04e9e08 [ 1338.620037][ T32] r4:e04e9dc0 [ 1338.620081][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.620166][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa5c0 [ 1338.620222][ T32] r4:00000000 [ 1338.648981][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1338.649326][ T32] r9:83018005 r8:84f70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1338.649398][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.649628][ T32] r5:00001000 r4:dfe9b000 [ 1338.649704][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.649877][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.650026][ T32] r5:84ea6b8c r4:84ea6800 [ 1338.650112][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.650223][ T32] r7:dddced80 r6:83018000 r5:84ea6b8c r4:84fab300 [ 1338.650277][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.661400][ T32] r10:61c88647 r9:84f70c00 r8:84fab32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.661520][ T32] r4:84fab300 [ 1338.661579][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.661740][ T32] r10:00000000 r9:84fab300 r8:8027f5e8 r7:e00f9e60 r6:84fab380 r5:84f70c00 [ 1338.661851][ T32] r4:00000001 [ 1338.661915][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.662000][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1338.662066][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.662130][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.662192][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.662259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.662313][ T32] r4:84faa100 [ 1338.662373][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.662443][ T32] INFO: task kworker/1:228:4927 blocked for more than 465 seconds. [ 1338.662513][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.662628][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.662715][ T32] task:kworker/1:228 state:D stack:0 pid:4927 tgid:4927 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1338.663279][ T32] r4:854aa400 ** 10 printk messages dropped ** [ 1338.664249][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.664590][ T32] r5:00001000 r4:eb28d000 ** 3 printk messages dropped ** [ 1338.664895][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1338.666890][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1338.667361][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1338.667493][ T32] r4:00000000 [ 1338.667558][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.667711][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1338.667798][ T32] 5d20: 7f2b7000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1338.667895][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1338.667963][ T32] 5d60: 80230ad4 80239bb0 900f0013 ffffffff [ 1338.668039][ T32] r5:900f0013 r4:80239bb0 [ 1338.668119][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.668240][ T32] r4:82ac11e4 [ 1338.668356][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.668474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1338.668547][ T32] r4:e04e5dc0 [ 1338.668605][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.668697][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1338.668745][ T32] r4:00000000 [ 1338.668819][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1338.668935][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1338.669001][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.669099][ T32] r5:00001000 r4:dfecf000 [ 1338.669147][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.669234][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1338.669946][ T32] r4:84fab400 ** 8 printk messages dropped ** [ 1338.695724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 18 printk messages dropped ** [ 1338.697499][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1338.698330][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1338.719349][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1338.732087][ T32] r4:e04e5dc0 [ 1338.732137][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.732238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1338.732322][ T32] r4:00000000 [ 1338.732394][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1338.732505][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1338.732557][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.732660][ T32] r5:00001000 r4:dfecf000 [ 1338.732708][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.732814][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.732941][ T32] r5:84ea6f8c r4:84ea6c00 [ 1338.733012][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.733143][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1338.733218][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.733340][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.733400][ T32] r4:84fab400 [ 1338.733449][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.733553][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1338.733608][ T32] r4:00000001 [ 1338.733667][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.733752][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1338.733884][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.733976][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.734068][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.734140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.734214][ T32] r4:84faa640 [ 1338.734275][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1338.735068][ T32] r10:82918930 r9:eb439d84 r8:00000002 r7:60000013 r6:eb439d8c r5:854b8000 ** 10 printk messages dropped ** [ 1338.736045][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d2f300 ** 4 printk messages dropped ** [ 1338.736458][ T32] r5:00001000 r4:eb299000 [ 1338.736527][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1338.736808][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1338.737565][ T32] Exception stack(0xeb439fb0 to 0xeb439ff8) ** 5 printk messages dropped ** [ 1338.738911][ T32] INFO: task kworker/1:230:4931 is blocked on a mutex likely owned by task kworker/0:188:3724. ** 9 printk messages dropped ** [ 1338.740028][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 9 printk messages dropped ** [ 1338.766170][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.766975][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1338.767669][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 10 printk messages dropped ** [ 1338.768936][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1338.769987][ T32] r4:854b8c00 ** 4 printk messages dropped ** [ 1338.797047][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb43de08 ** 9 printk messages dropped ** [ 1338.797876][ T32] r5:00001000 r4:eb441000 [ 1338.797976][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1338.798213][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.798320][ T32] r7:ddde2d80 r6:83018200 r5:8557638c r4:854fc880 [ 1338.798394][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.798502][ T32] r10:61c88647 r9:854b8c00 r8:854fc8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.798555][ T32] r4:854fc880 [ 1338.798634][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.798791][ T32] r10:00000000 r9:854fc880 r8:8027f5e8 r7:eb439e60 r6:854fca00 r5:854b8c00 [ 1338.798873][ T32] r4:00000001 [ 1338.798931][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.799018][ T32] Exception stack(0xeb43dfb0 to 0xeb43dff8) [ 1338.799200][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.799287][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.799357][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.799422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.799474][ T32] r4:84d2f440 [ 1338.800255][ T32] INFO: task kworker/1:231:4933 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1338.805008][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.805371][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.805656][ T32] Call trace: [ 1338.805744][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1338.805936][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1338.806027][ T32] r4:00000000 [ 1338.806079][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.806300][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1338.806489][ T32] 5d20: 7fadf000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1338.806569][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1338.806634][ T32] 5d60: 80230ad4 80239bb0 900f0013 ffffffff [ 1338.806799][ T32] r5:900f0013 r4:80239bb0 [ 1338.806967][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.807152][ T32] r4:82ac11e4 [ 1338.807210][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.807310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1338.807403][ T32] r4:e04e5dc0 [ 1338.807500][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.807604][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1338.807661][ T32] r4:00000000 [ 1338.807842][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1338.808017][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1338.808077][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.808340][ T32] r5:00001000 r4:dfecf000 [ 1338.808401][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.808528][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.808831][ T32] r5:84ea6f8c r4:84ea6c00 [ 1338.808900][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.809008][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1338.809059][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.809164][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.809217][ T32] r4:84fab400 [ 1338.809267][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.809446][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1338.809505][ T32] r4:00000001 [ 1338.809731][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.809872][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1338.809938][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.810003][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.810065][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.810149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.810234][ T32] r4:84faa640 [ 1338.810471][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.834874][ T32] INFO: task kworker/1:232:4935 blocked for more than 465 seconds. [ 1338.835007][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.835086][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.835146][ T32] task:kworker/1:232 state:D stack:0 pid:4935 tgid:4935 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.835343][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.835491][ T32] Call trace: [ 1338.835569][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1338.835696][ T32] r10:82918930 r9:eb445d84 r8:00000002 r7:60000013 r6:eb445d8c r5:854b9800 [ 1338.835774][ T32] r4:854b9800 [ 1338.835846][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1338.835956][ T32] r5:854b9800 r4:8291892c [ 1338.836008][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.836095][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.836217][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb445e08 [ 1338.836309][ T32] r4:00000000 [ 1338.836468][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1338.836569][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1338.836667][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.836777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d2f440 [ 1338.836834][ T32] r4:00000000 [ 1338.836893][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1338.837084][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.837176][ T32] r5:00001000 r4:eb44f000 ** 1 printk messages dropped ** [ 1338.837326][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1338.837999][ T32] r10:00000000 r9:854fca80 r8:8027f5e8 r7:eb43de60 r6:854fcb00 r5:854b9800 ** 8 printk messages dropped ** [ 1338.839384][ T32] INFO: task kworker/1:232:4935 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1338.839468][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.839605][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.839750][ T32] Call trace: [ 1338.839827][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1338.839953][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1338.840006][ T32] r4:00000000 [ 1338.840071][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.840173][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1338.840259][ T32] 5d20: 7fcec000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1338.851198][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1338.851332][ T32] 5d60: 80230ad4 80239bb0 900f0013 ffffffff [ 1338.851416][ T32] r5:900f0013 r4:80239bb0 [ 1338.851555][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.851691][ T32] r4:82ac11e4 [ 1338.851741][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.851867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1338.851937][ T32] r4:e04e5dc0 [ 1338.852011][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.852114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1338.852168][ T32] r4:00000000 [ 1338.852219][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1338.852318][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1338.852369][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.852484][ T32] r5:00001000 r4:dfecf000 [ 1338.852539][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1338.853204][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1338.853858][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.854510][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.855243][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1338.856275][ T32] r5:00001000 r4:eb455000 [ 1338.856323][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.856411][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1338.857093][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1338.858596][ T32] INFO: task kworker/1:233:4937 is blocked on a mutex likely owned by task kworker/0:188:3724. ** 9 printk messages dropped ** [ 1338.859598][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 8 printk messages dropped ** [ 1338.860259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 10 printk messages dropped ** [ 1338.888372][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1338.889129][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1338.889444][ T32] task:kworker/1:234 state:D stack:0 pid:4939 tgid:4939 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1338.889973][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1338.903905][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1338.904077][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1338.904334][ T32] r4:854fcc80 ** 6 printk messages dropped ** [ 1338.904596][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.904635][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.904670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.904693][ T32] r4:84d2f740 [ 1338.905163][ T32] INFO: task kworker/1:234:4939 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1338.905200][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.905282][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.905331][ T32] Call trace: [ 1338.905387][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1338.905457][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1338.905486][ T32] r4:00000000 [ 1338.905580][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.905624][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1338.905652][ T32] 5d20: 8050c000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1338.905703][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1338.905732][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1338.905757][ T32] r5:800f0013 r4:80239bb0 [ 1338.905933][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.905979][ T32] r4:82ac11e4 [ 1338.905999][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.906041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1338.906063][ T32] r4:e04e5dc0 [ 1338.906082][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.906122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1338.906161][ T32] r4:00000000 [ 1338.906224][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1338.906302][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1338.906381][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.906479][ T32] r5:00001000 r4:dfecf000 [ 1338.906526][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.906602][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.906699][ T32] r5:84ea6f8c r4:84ea6c00 [ 1338.906750][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.906878][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1338.906941][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.907059][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.907116][ T32] r4:84fab400 [ 1338.907181][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.907285][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1338.907354][ T32] r4:00000001 [ 1338.907428][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.907521][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1338.907609][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.907688][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.907804][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.907890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.907980][ T32] r4:84faa640 [ 1338.908038][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.908104][ T32] INFO: task kworker/1:235:4940 blocked for more than 465 seconds. [ 1338.908142][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.908168][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.908189][ T32] task:kworker/1:235 state:D stack:0 pid:4940 tgid:4940 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.908255][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.908343][ T32] Call trace: [ 1338.908379][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1338.908434][ T32] r10:82918930 r9:eb469d84 r8:00000002 r7:60000113 r6:eb469d8c r5:854bc800 [ 1338.908459][ T32] r4:854bc800 [ 1338.908479][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1338.908518][ T32] r5:854bc800 r4:8291892c [ 1338.908559][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.908602][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.908648][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb469e08 [ 1338.908670][ T32] r4:00000000 [ 1338.908709][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1338.908749][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1338.908806][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.908874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dd7b40 [ 1338.908925][ T32] r4:00000000 [ 1338.908990][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1338.909132][ T32] r5:00001000 r4:eb465000 [ 1338.909166][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.909228][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1338.909467][ T32] r10:61c88647 r9:854bc800 r8:854fcdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1338.909961][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.931499][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 10 printk messages dropped ** [ 1338.931912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 10 printk messages dropped ** [ 1338.932325][ T32] r5:84ea6f8c r4:84ea6c00 ** 4 printk messages dropped ** [ 1338.932514][ T32] r4:84fab400 ** 4 printk messages dropped ** [ 1338.932678][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) ** 6 printk messages dropped ** [ 1338.932988][ T32] INFO: task kworker/1:236:4944 blocked for more than 465 seconds. ** 7 printk messages dropped ** [ 1338.933383][ T32] r4:854bd400 ** 5 printk messages dropped ** [ 1338.933670][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.934087][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.934383][ T32] r5:00001000 r4:eaddf000 ** 2 printk messages dropped ** [ 1338.934618][ T32] r5:8557778c r4:85577400 ** 4 printk messages dropped ** [ 1338.934990][ T32] r4:854fce80 ** 2 printk messages dropped ** [ 1338.935214][ T32] r4:00000001 [ 1338.935297][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.935392][ T32] Exception stack(0xeb46dfb0 to 0xeb46dff8) [ 1338.935473][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.935563][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.935643][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.935726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.935779][ T32] r4:84d2fd40 [ 1338.936409][ T32] INFO: task kworker/1:236:4944 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1338.936498][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.936637][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.936769][ T32] Call trace: [ 1338.936916][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1338.937052][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1338.937127][ T32] r4:00000000 [ 1338.937177][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.937377][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1338.937450][ T32] 5d20: 8087f000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1338.937531][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1338.937601][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1338.937663][ T32] r5:800f0013 r4:80239bb0 [ 1338.937710][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.937848][ T32] r4:82ac11e4 [ 1338.937904][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.938014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1338.938089][ T32] r4:e04e5dc0 [ 1338.938141][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.938239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1338.938347][ T32] r4:00000000 [ 1338.938425][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1338.938541][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1338.938612][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.938718][ T32] r5:00001000 r4:dfecf000 [ 1338.938785][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.938889][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.938991][ T32] r5:84ea6f8c r4:84ea6c00 [ 1338.939041][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.939167][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1338.939237][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.939343][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.939397][ T32] r4:84fab400 [ 1338.939468][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.939571][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1338.939641][ T32] r4:00000001 [ 1338.939703][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.939794][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1338.939871][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.939936][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.940028][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.940101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.940162][ T32] r4:84faa640 [ 1338.940212][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.964099][ T32] INFO: task kworker/0:670:4945 blocked for more than 465 seconds. [ 1338.964201][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.964250][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.964292][ T32] task:kworker/0:670 state:D stack:0 pid:4945 tgid:4945 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.964367][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.964467][ T32] Call trace: [ 1338.964526][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1338.964583][ T32] r10:82918930 r9:eb331d84 r8:00000002 r7:60000113 r6:eb331d8c r5:854be000 [ 1338.964606][ T32] r4:854be000 [ 1338.964635][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1338.964683][ T32] r5:854be000 r4:8291892c [ 1338.964703][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.964743][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.964815][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb331e08 [ 1338.964841][ T32] r4:00000000 [ 1338.964868][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1338.964907][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1338.964968][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.965014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dd7e80 [ 1338.965036][ T32] r4:00000000 [ 1338.965084][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1338.965150][ T32] r9:83018005 r8:854be000 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1338.965176][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.965240][ T32] r5:00001000 r4:e058d000 [ 1338.965263][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.965303][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1338.965365][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1338.965888][ T32] Exception stack(0xeb331fb0 to 0xeb331ff8) ** 6 printk messages dropped ** [ 1338.966554][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1338.967189][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1338.967534][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1338.967999][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1338.968424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1338.968876][ T32] r4:854b0c00 ** 4 printk messages dropped ** [ 1338.969135][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb369e08 ** 9 printk messages dropped ** [ 1338.969539][ T32] r5:00001000 r4:eaa29000 [ 1338.969572][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1338.969801][ T32] r7:dddced80 r6:83018000 r5:8548738c r4:84dd3600 ** 4 printk messages dropped ** [ 1338.969993][ T32] r10:00000000 r9:84dd3600 r8:8027f5e8 r7:eb331e60 r6:854f7000 r5:854b0c00 [ 1338.970046][ T32] r4:00000001 [ 1338.970067][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.970115][ T32] Exception stack(0xeb369fb0 to 0xeb369ff8) [ 1338.970164][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.970225][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.990824][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.990939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.990980][ T32] r4:84dd7e00 [ 1338.991427][ T32] INFO: task kworker/0:671:4950 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1338.991462][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.991571][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.991642][ T32] Call trace: [ 1338.991722][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1338.991781][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1338.991805][ T32] r4:00000000 [ 1338.991844][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.991908][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1338.991942][ T32] 5d20: 811cb000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1338.992005][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1338.992034][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1338.992058][ T32] r5:800f0013 r4:80239bb0 [ 1338.992078][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.992127][ T32] r4:82ac11e4 [ 1338.992148][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.992211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1338.992246][ T32] r4:e04e5dc0 [ 1338.992267][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.992335][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1338.992380][ T32] r4:00000000 [ 1338.992408][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1338.992456][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1338.992476][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.992519][ T32] r5:00001000 r4:dfecf000 [ 1338.992538][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.992576][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.992643][ T32] r5:84ea6f8c r4:84ea6c00 [ 1338.992688][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.992740][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1338.992760][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.992805][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.992826][ T32] r4:84fab400 [ 1338.992844][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.992894][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1338.992916][ T32] r4:00000001 [ 1338.992935][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.992990][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1338.993040][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.993075][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.993102][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.993130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.993160][ T32] r4:84faa640 [ 1338.993191][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.993244][ T32] INFO: task kworker/0:672:4952 blocked for more than 465 seconds. ** 2 printk messages dropped ** [ 1338.993324][ T32] task:kworker/0:672 state:D stack:0 pid:4952 tgid:4952 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1338.993939][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.994191][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1338.994410][ T32] r5:00001000 r4:eaac9000 [ 1338.994457][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1338.994842][ T32] r7:dddced80 r6:83018000 r5:8548778c r4:84dd3680 ** 7 printk messages dropped ** [ 1338.995525][ T32] Exception stack(0xeb481fb0 to 0xeb481ff8) ** 5 printk messages dropped ** [ 1338.996468][ T32] INFO: task kworker/0:672:4952 is blocked on a mutex likely owned by task kworker/0:188:3724. ** 7 printk messages dropped ** [ 1338.997244][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) ** 7 printk messages dropped ** [ 1338.997918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 11 printk messages dropped ** [ 1338.998855][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1338.999504][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.999980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 2 printk messages dropped ** [ 1339.000158][ T32] INFO: task kworker/0:673:4954 blocked for more than 465 seconds. [ 1339.000222][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.000339][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.020899][ T32] task:kworker/0:673 state:D stack:0 pid:4954 tgid:4954 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.020991][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.021055][ T32] Call trace: [ 1339.021088][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1339.021145][ T32] r10:82918930 r9:eb485d84 r8:00000002 r7:60000013 r6:eb485d8c r5:854b2400 [ 1339.021191][ T32] r4:854b2400 [ 1339.021218][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1339.021259][ T32] r5:854b2400 r4:8291892c [ 1339.021279][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.021369][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.021445][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb485e08 [ 1339.021491][ T32] r4:00000000 [ 1339.021535][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1339.021577][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.021617][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.021659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dd7380 [ 1339.021697][ T32] r4:00000000 [ 1339.021720][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1339.021832][ T32] r9:83018005 r8:854b2400 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1339.021870][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.021921][ T32] r5:00001000 r4:eab27000 [ 1339.021961][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.022032][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.022138][ T32] r5:85487b8c r4:85487800 [ 1339.022196][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.022306][ T32] r7:dddced80 r6:83018000 r5:85487b8c r4:84dd3700 [ 1339.022355][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.022448][ T32] r10:61c88647 r9:854b2400 r8:84dd372c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.022519][ T32] r4:84dd3700 [ 1339.022574][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.022707][ T32] r10:00000000 r9:84dd3700 r8:8027f5e8 r7:eb481e60 r6:854f7100 r5:854b2400 [ 1339.022767][ T32] r4:00000001 [ 1339.022825][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.022922][ T32] Exception stack(0xeb485fb0 to 0xeb485ff8) [ 1339.022989][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.023084][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.023153][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.023219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.023276][ T32] r4:84dd7980 [ 1339.024123][ T32] INFO: task kworker/0:673:4954 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1339.024221][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.024349][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.024401][ T32] Call trace: [ 1339.024432][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1339.024483][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 2 printk messages dropped ** [ 1339.024562][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) ** 7 printk messages dropped ** [ 1339.024876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 9 printk messages dropped ** [ 1339.025201][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1339.025473][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 7 printk messages dropped ** [ 1339.025676][ T32] r4:84faa640 [ 1339.025697][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.025727][ T32] INFO: task kworker/0:674:4956 blocked for more than 465 seconds. [ 1339.025823][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.025857][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.025886][ T32] task:kworker/0:674 state:D stack:0 pid:4956 tgid:4956 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.025930][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.025971][ T32] Call trace: [ 1339.026001][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1339.026057][ T32] r10:82918930 r9:eb345d84 r8:00000002 r7:60000113 r6:eb345d8c r5:84715400 [ 1339.026082][ T32] r4:84715400 [ 1339.026102][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1339.026142][ T32] r5:84715400 r4:8291892c [ 1339.026161][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.026197][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.026270][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb345e08 [ 1339.026323][ T32] r4:00000000 [ 1339.026389][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1339.026489][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.026565][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.026667][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e7900 [ 1339.026720][ T32] r4:00000000 [ 1339.026784][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1339.026904][ T32] r9:83018005 r8:84715400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1339.026964][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.027074][ T32] r5:00001000 r4:eb0e9000 [ 1339.027122][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.027204][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.027310][ T32] r5:85540f8c r4:85540c00 [ 1339.027360][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.027503][ T32] r7:dddced80 r6:83018000 r5:85540f8c r4:84dd3780 [ 1339.027558][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.027659][ T32] r10:61c88647 r9:84715400 r8:84dd37ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.027707][ T32] r4:84dd3780 [ 1339.027752][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.027853][ T32] r10:00000000 r9:84dd3780 r8:8027f5e8 r7:eb485e60 r6:84dd3800 r5:84715400 [ 1339.027921][ T32] r4:00000001 [ 1339.027980][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.028061][ T32] Exception stack(0xeb345fb0 to 0xeb345ff8) [ 1339.028114][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.028144][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.028169][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.028199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.028233][ T32] r4:854e7100 [ 1339.028522][ T32] INFO: task kworker/0:674:4956 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1339.028567][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.028715][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.028792][ T32] Call trace: [ 1339.028826][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1339.028885][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1339.028909][ T32] r4:00000000 [ 1339.028927][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.028965][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1339.028993][ T32] 5d20: 817b9000 dfe5f000 00000001 80239b98 7f1e3000 00000001 ** 4 printk messages dropped ** [ 1339.029232][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1339.029411][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1339.029947][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1339.030155][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.047654][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.048287][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1339.049257][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb489e08 ** 6 printk messages dropped ** [ 1339.049741][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1339.050004][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.050103][ T32] r5:00001000 r4:eacb3000 [ 1339.050155][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.050238][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.064852][ T32] r5:85487f8c r4:85487c00 [ 1339.064957][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.065105][ T32] r7:dddced80 r6:83018000 r5:85487f8c r4:84dd3880 [ 1339.065158][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.065264][ T32] r10:61c88647 r9:84716000 r8:84dd38ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.065320][ T32] r4:84dd3880 [ 1339.065368][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.065543][ T32] r10:00000000 r9:84dd3880 r8:8027f5e8 r7:eb345e60 r6:84dd3900 r5:84716000 [ 1339.065606][ T32] r4:00000001 [ 1339.065657][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.065747][ T32] Exception stack(0xeb489fb0 to 0xeb489ff8) [ 1339.065879][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.065965][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.066033][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.066203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.066272][ T32] r4:854e7100 [ 1339.066995][ T32] INFO: task kworker/0:675:4957 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1339.067081][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.067238][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.067393][ T32] Call trace: [ 1339.067487][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1339.067602][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1339.067650][ T32] r4:00000000 [ 1339.067671][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.067713][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1339.067770][ T32] 5d20: 81b97000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1339.067806][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1339.067832][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1339.067856][ T32] r5:800f0013 r4:80239bb0 [ 1339.067882][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.067962][ T32] r4:82ac11e4 [ 1339.068009][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.068083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1339.068108][ T32] r4:e04e5dc0 [ 1339.068128][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.068170][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1339.068192][ T32] r4:00000000 [ 1339.068211][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1339.068257][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1339.068277][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1339.068684][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1339.068952][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) ** 4 printk messages dropped ** [ 1339.069125][ T32] r4:84faa640 ** 5 printk messages dropped ** [ 1339.069362][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1339.069715][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1339.070163][ T32] r9:83018205 r8:84713000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 ** 1 printk messages dropped ** [ 1339.070359][ T32] r5:00001000 r4:eb539000 ** 3 printk messages dropped ** [ 1339.082670][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1339.083013][ T32] Exception stack(0xeb48dfb0 to 0xeb48dff8) ** 4 printk messages dropped ** [ 1339.083227][ T32] r4:854f5180 ** 5 printk messages dropped ** [ 1339.083969][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 7 printk messages dropped ** [ 1339.084238][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1339.084638][ T32] r5:00001000 r4:dfecf000 ** 3 printk messages dropped ** [ 1339.084761][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1339.085017][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 7 printk messages dropped ** [ 1339.085261][ T32] r4:84faa640 ** 5 printk messages dropped ** [ 1339.085466][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.085693][ T32] r5:84712400 r4:8291892c [ 1339.085712][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.085751][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.085879][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb491e08 [ 1339.085952][ T32] r4:00000000 [ 1339.085997][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1339.086039][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.086104][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.086196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e7600 [ 1339.086226][ T32] r4:00000000 [ 1339.086250][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1339.086336][ T32] r9:83018005 r8:84712400 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1339.086362][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.086406][ T32] r5:00001000 r4:eae29000 [ 1339.086436][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.086506][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.086549][ T32] r5:8554038c r4:85540000 [ 1339.086579][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.086627][ T32] r7:dddced80 r6:83018000 r5:8554038c r4:84dd3a00 [ 1339.086656][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.086727][ T32] r10:61c88647 r9:84712400 r8:84dd3a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.086752][ T32] r4:84dd3a00 [ 1339.086773][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.086819][ T32] r10:00000000 r9:84dd3a00 r8:8027f5e8 r7:eb345e60 r6:84dd3a80 r5:84712400 [ 1339.086866][ T32] r4:00000001 [ 1339.086897][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.086934][ T32] Exception stack(0xeb491fb0 to 0xeb491ff8) [ 1339.086961][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.086991][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.087016][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.087043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.087064][ T32] r4:854e7000 [ 1339.087343][ T32] INFO: task kworker/0:676:4960 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1339.087375][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.087432][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.087491][ T32] Call trace: [ 1339.087521][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1339.087570][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1339.087593][ T32] r4:00000000 [ 1339.087611][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.087654][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1339.087706][ T32] 5d20: 81c3c000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1339.087738][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1339.087763][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1339.087786][ T32] r5:800f0013 r4:80239bb0 [ 1339.087807][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.087846][ T32] r4:82ac11e4 [ 1339.087879][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.087937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1339.087966][ T32] r4:e04e5dc0 [ 1339.087985][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.088043][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1339.088067][ T32] r4:00000000 [ 1339.088106][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1339.088154][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1339.088176][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.088217][ T32] r5:00001000 r4:dfecf000 [ 1339.088236][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.088273][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.088314][ T32] r5:84ea6f8c r4:84ea6c00 [ 1339.088332][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.088376][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1339.088396][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.088470][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.088517][ T32] r4:84fab400 [ 1339.088546][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.088612][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1339.088637][ T32] r4:00000001 [ 1339.088705][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.088743][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1339.088774][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.088830][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.088873][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.088911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.088941][ T32] r4:84faa640 ** 2 printk messages dropped ** [ 1339.089145][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1339.089548][ T32] r5:84714800 r4:8291892c ** 5 printk messages dropped ** [ 1339.089754][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1339.090098][ T32] r5:00001000 r4:eb14b000 ** 1 printk messages dropped ** [ 1339.090177][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1339.111417][ T32] r10:00000000 r9:854f7200 r8:8027f5e8 r7:eb48de60 r6:84dd3b00 r5:84714800 ** 9 printk messages dropped ** [ 1339.112314][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1339.113001][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1339.113264][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1339.113714][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.113817][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.113849][ T32] r4:84fab400 [ 1339.113876][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.113960][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1339.113990][ T32] r4:00000001 [ 1339.114010][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.114046][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1339.114072][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.114099][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.114124][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.114152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.114174][ T32] r4:84faa640 [ 1339.114195][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.114224][ T32] INFO: task kworker/0:677:4964 blocked for more than 465 seconds. [ 1339.114283][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.114312][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.114333][ T32] task:kworker/0:677 state:D stack:0 pid:4964 tgid:4964 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.114419][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.114489][ T32] Call trace: [ 1339.114521][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1339.114592][ T32] r10:82918930 r9:eb355d84 r8:00000002 r7:60000113 r6:eb355d8c r5:84713c00 [ 1339.114619][ T32] r4:84713c00 [ 1339.114652][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1339.114731][ T32] r5:84713c00 r4:8291892c [ 1339.114754][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.114837][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.114897][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb355e08 [ 1339.114919][ T32] r4:00000000 [ 1339.114938][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1339.115001][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.115050][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.115094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e7680 [ 1339.115115][ T32] r4:00000000 [ 1339.115133][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1339.115175][ T32] r9:83018005 r8:84713c00 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1339.115217][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.115266][ T32] r5:00001000 r4:eae59000 [ 1339.115285][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.115324][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.115363][ T32] r5:8554078c r4:85540400 [ 1339.115382][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.115425][ T32] r7:dddced80 r6:83018000 r5:8554078c r4:84dd3b80 [ 1339.115445][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.115520][ T32] r10:61c88647 r9:84713c00 r8:84dd3bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.115545][ T32] r4:84dd3b80 [ 1339.115586][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.115642][ T32] r10:00000000 r9:84dd3b80 r8:8027f5e8 r7:eb345e60 r6:84dd3c00 r5:84713c00 [ 1339.115668][ T32] r4:00000001 [ 1339.115704][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.115781][ T32] Exception stack(0xeb355fb0 to 0xeb355ff8) [ 1339.115812][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.115863][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1339.116318][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1339.117093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 9 printk messages dropped ** [ 1339.117454][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1339.117759][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 9 printk messages dropped ** [ 1339.118103][ T32] INFO: task kworker/0:678:4967 blocked for more than 465 seconds. ** 7 printk messages dropped ** [ 1339.118425][ T32] r4:84716c00 ** 4 printk messages dropped ** [ 1339.118603][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb499e08 ** 9 printk messages dropped ** [ 1339.119036][ T32] r5:00001000 r4:eaea5000 [ 1339.119106][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.119157][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.119242][ T32] r5:85540b8c r4:85540800 [ 1339.119289][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.119358][ T32] r7:dddced80 r6:83018000 r5:85540b8c r4:84dd3c80 [ 1339.119382][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.119429][ T32] r10:61c88647 r9:84716c00 r8:84dd3cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.119451][ T32] r4:84dd3c80 [ 1339.119470][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.119542][ T32] r10:00000000 r9:84dd3c80 r8:8027f5e8 r7:eb345e60 r6:84dd3d00 r5:84716c00 [ 1339.119568][ T32] r4:00000001 [ 1339.119596][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.119664][ T32] Exception stack(0xeb499fb0 to 0xeb499ff8) [ 1339.119694][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.119722][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.119747][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.119775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.119797][ T32] r4:854e7780 [ 1339.120063][ T32] INFO: task kworker/0:678:4967 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1339.120123][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.120219][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.120322][ T32] Call trace: [ 1339.152599][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1339.152683][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1339.152710][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.152883][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 9 printk messages dropped ** [ 1339.153295][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.153605][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1339.154007][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 7 printk messages dropped ** [ 1339.154289][ T32] r4:84faa640 ** 3 printk messages dropped ** [ 1339.154427][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1339.154898][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1339.155285][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.155328][ T32] r5:00001000 r4:eb195000 ** 1 printk messages dropped ** [ 1339.155427][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1339.155660][ T32] r4:84dd3d80 ** 1 printk messages dropped ** [ 1339.155742][ T32] r10:00000000 r9:84dd3d80 r8:8027f5e8 r7:eb345e60 r6:84dd3e00 r5:85531800 ** 2 printk messages dropped ** [ 1339.155821][ T32] Exception stack(0xeb49dfb0 to 0xeb49dff8) ** 3 printk messages dropped ** [ 1339.155961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 2 printk messages dropped ** [ 1339.156445][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1339.156753][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.156920][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 2 printk messages dropped ** [ 1339.156990][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1339.157132][ T32] r4:e04e5dc0 ** 2 printk messages dropped ** [ 1339.157295][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1339.157373][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 4 printk messages dropped ** [ 1339.157568][ T32] r5:84ea6f8c r4:84ea6c00 ** 2 printk messages dropped ** [ 1339.157684][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1339.157833][ T32] r4:84fab400 [ 1339.157864][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.157909][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1339.157948][ T32] r4:00000001 [ 1339.157975][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.158011][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1339.158037][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.158063][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.158088][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.158179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.158206][ T32] r4:84faa640 [ 1339.158225][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.158250][ T32] INFO: task kworker/0:680:4970 blocked for more than 465 seconds. [ 1339.158277][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.158299][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.158319][ T32] task:kworker/0:680 state:D stack:0 pid:4970 tgid:4970 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.158391][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.158432][ T32] Call trace: [ 1339.158470][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1339.158518][ T32] r10:82918930 r9:eb365d84 r8:00000002 r7:60000113 r6:eb365d8c r5:85536000 [ 1339.158559][ T32] r4:85536000 [ 1339.158596][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1339.158652][ T32] r5:85536000 r4:8291892c [ 1339.158671][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.158708][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.158752][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb365e08 [ 1339.158774][ T32] r4:00000000 [ 1339.158792][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1339.158828][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.158863][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.158903][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e7c80 [ 1339.158924][ T32] r4:00000000 [ 1339.158943][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1339.159005][ T32] r9:83018005 r8:85536000 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1339.159030][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.159075][ T32] r5:00001000 r4:eb1ab000 [ 1339.159095][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.159133][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.159173][ T32] r5:8554178c r4:85541400 [ 1339.159200][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.159257][ T32] r7:dddced80 r6:83018000 r5:8554178c r4:84dd3e80 [ 1339.159303][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.159378][ T32] r10:61c88647 r9:85536000 r8:84dd3eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.159428][ T32] r4:84dd3e80 [ 1339.159465][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.159514][ T32] r10:00000000 r9:84dd3e80 r8:8027f5e8 r7:eb49de60 r6:84dd3f00 r5:85536000 [ 1339.159546][ T32] r4:00000001 [ 1339.159589][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.159632][ T32] Exception stack(0xeb365fb0 to 0xeb365ff8) [ 1339.159658][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.159706][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.159735][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.159775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.159800][ T32] r4:854e7780 [ 1339.160057][ T32] INFO: task kworker/0:680:4970 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1339.160088][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.160177][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.160287][ T32] Call trace: [ 1339.175035][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1339.175126][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1339.175174][ T32] r4:00000000 [ 1339.175199][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.175243][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1339.175275][ T32] 5d20: 82d0f000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1339.175324][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1339.175352][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1339.175383][ T32] r5:800f0013 r4:80239bb0 [ 1339.175405][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.175449][ T32] r4:82ac11e4 [ 1339.175468][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.175528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1339.175555][ T32] r4:e04e5dc0 [ 1339.175574][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.175631][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1339.175657][ T32] r4:00000000 [ 1339.175676][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1339.175733][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1339.175765][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.175813][ T32] r5:00001000 r4:dfecf000 [ 1339.175833][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.175872][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.175914][ T32] r5:84ea6f8c r4:84ea6c00 [ 1339.175934][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.175979][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1339.175999][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.176042][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.176065][ T32] r4:84fab400 [ 1339.176084][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.176127][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1339.176169][ T32] r4:00000001 [ 1339.176191][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.176227][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1339.176253][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.176279][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.176304][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.176331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.176352][ T32] r4:84faa640 [ 1339.176382][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.176427][ T32] INFO: task kworker/1:239:4972 blocked for more than 465 seconds. [ 1339.176463][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.176493][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.176517][ T32] task:kworker/1:239 state:D stack:0 pid:4972 tgid:4972 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.176587][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.176639][ T32] Call trace: [ 1339.176702][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1339.176750][ T32] r10:82918930 r9:eb4a1d84 r8:00000002 r7:60000113 r6:eb4a1d8c r5:84c48000 [ 1339.176772][ T32] r4:84c48000 [ 1339.176790][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1339.176849][ T32] r5:84c48000 r4:8291892c [ 1339.176891][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.176958][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.177007][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4a1e08 [ 1339.177028][ T32] r4:00000000 [ 1339.177046][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1339.177084][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.177121][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.177186][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f5f40 [ 1339.177212][ T32] r4:00000000 [ 1339.177231][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1339.177295][ T32] r9:83018205 r8:84c48000 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1339.177341][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.177389][ T32] r5:00001000 r4:eb3b5000 [ 1339.177408][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.177446][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.177486][ T32] r5:85577f8c r4:85577c00 [ 1339.177523][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.177590][ T32] r7:ddde2d80 r6:83018200 r5:85577f8c r4:854f7280 [ 1339.177617][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.177664][ T32] r10:61c88647 r9:84c48000 r8:854f72ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.177686][ T32] r4:854f7280 [ 1339.177711][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.177755][ T32] r10:00000000 r9:854f7280 r8:8027f5e8 r7:eb48de60 r6:84dd3f80 r5:84c48000 [ 1339.177830][ T32] r4:00000001 [ 1339.177851][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.177886][ T32] Exception stack(0xeb4a1fb0 to 0xeb4a1ff8) [ 1339.177912][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.177939][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.177966][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.177993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.178036][ T32] r4:854f5600 [ 1339.178476][ T32] INFO: task kworker/1:239:4972 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1339.178535][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.178595][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.178647][ T32] Call trace: [ 1339.178693][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1339.178742][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1339.178766][ T32] r4:00000000 [ 1339.178784][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.178821][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1339.178850][ T32] 5d20: 82d0f000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1339.178878][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1339.178902][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1339.178925][ T32] r5:800f0013 r4:80239bb0 [ 1339.178943][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.178981][ T32] r4:82ac11e4 [ 1339.179001][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.179041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1339.179062][ T32] r4:e04e5dc0 [ 1339.179079][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.179119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1339.179140][ T32] r4:00000000 [ 1339.179158][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1339.179236][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1339.179280][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.179325][ T32] r5:00001000 r4:dfecf000 [ 1339.179363][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.179405][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.179447][ T32] r5:84ea6f8c r4:84ea6c00 [ 1339.179493][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.179564][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1339.179602][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.179664][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.179696][ T32] r4:84fab400 [ 1339.179715][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.179759][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1339.179789][ T32] r4:00000001 [ 1339.179830][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.179874][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1339.179911][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.179950][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.179978][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.180006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.180046][ T32] r4:84faa640 [ 1339.180068][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.180094][ T32] INFO: task kworker/0:681:4974 blocked for more than 465 seconds. [ 1339.180120][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.180143][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.180163][ T32] task:kworker/0:681 state:D stack:0 pid:4974 tgid:4974 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.180205][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.197339][ T32] Call trace: [ 1339.197465][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1339.197549][ T32] r10:82918930 r9:eb4a5d84 r8:00000002 r7:60000113 r6:eb4a5d8c r5:84c48c00 [ 1339.197575][ T32] r4:84c48c00 [ 1339.197594][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1339.197667][ T32] r5:84c48c00 r4:8291892c [ 1339.197705][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.197749][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.197874][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4a5e08 [ 1339.197953][ T32] r4:00000000 [ 1339.197977][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1339.198028][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.198072][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.198113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e7e80 [ 1339.198135][ T32] r4:00000000 [ 1339.198153][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1339.198238][ T32] r9:83018005 r8:84c48c00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1339.198262][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.198328][ T32] r5:00001000 r4:eb1c5000 [ 1339.198352][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.198421][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.198474][ T32] r5:85541b8c r4:85541800 [ 1339.198514][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.198565][ T32] r7:dddced80 r6:83018000 r5:85541b8c r4:84dd6000 [ 1339.198586][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.198636][ T32] r10:61c88647 r9:84c48c00 r8:84dd602c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.198658][ T32] r4:84dd6000 [ 1339.198676][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.198720][ T32] r10:00000000 r9:84dd6000 r8:8027f5e8 r7:eb365e60 r6:84dd6080 r5:84c48c00 [ 1339.198742][ T32] r4:00000001 [ 1339.198760][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.198795][ T32] Exception stack(0xeb4a5fb0 to 0xeb4a5ff8) [ 1339.198859][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.198893][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.198921][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.198950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.198971][ T32] r4:854e7cc0 [ 1339.199425][ T32] INFO: task kworker/0:681:4974 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1339.199466][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.199531][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.199596][ T32] Call trace: [ 1339.199668][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1339.199718][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1339.199741][ T32] r4:00000000 [ 1339.199772][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.199814][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1339.199843][ T32] 5d20: 8323d000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1339.199871][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1339.199896][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1339.199930][ T32] r5:800f0013 r4:80239bb0 [ 1339.199976][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.200020][ T32] r4:82ac11e4 [ 1339.200049][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.200132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1339.200177][ T32] r4:e04e5dc0 [ 1339.200204][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.200292][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1339.200366][ T32] r4:00000000 [ 1339.206938][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1339.207070][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1339.207097][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.207162][ T32] r5:00001000 r4:dfecf000 [ 1339.207186][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.207227][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.207280][ T32] r5:84ea6f8c r4:84ea6c00 [ 1339.207303][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.207351][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1339.207371][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.207417][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.207438][ T32] r4:84fab400 [ 1339.207478][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.207527][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1339.207548][ T32] r4:00000001 [ 1339.207567][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.207629][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1339.207689][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.207745][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.207780][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.207808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.207850][ T32] r4:84faa640 [ 1339.207899][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.207948][ T32] INFO: task kworker/0:682:4976 blocked for more than 465 seconds. [ 1339.207982][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.208006][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.208027][ T32] task:kworker/0:682 state:D stack:0 pid:4976 tgid:4976 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.208114][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.208168][ T32] Call trace: [ 1339.208212][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1339.208294][ T32] r10:82918930 r9:eb4a9d84 r8:00000002 r7:60000113 r6:eb4a9d8c r5:84c49800 [ 1339.208329][ T32] r4:84c49800 [ 1339.208373][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1339.208422][ T32] r5:84c49800 r4:8291892c [ 1339.208441][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.208480][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.208545][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4a9e08 [ 1339.208571][ T32] r4:00000000 [ 1339.208590][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1339.208635][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1339.208872][ T32] r5:00001000 r4:eb307000 [ 1339.208891][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1339.208969][ T32] r5:85541f8c r4:85541c00 ** 4 printk messages dropped ** [ 1339.209236][ T32] r4:84dd6100 ** 4 printk messages dropped ** [ 1339.209413][ T32] Exception stack(0xeb4a9fb0 to 0xeb4a9ff8) ** 4 printk messages dropped ** [ 1339.209560][ T32] r4:84dd7100 ** 5 printk messages dropped ** [ 1339.223513][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 8 printk messages dropped ** [ 1339.223819][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1339.223990][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 12 printk messages dropped ** [ 1339.224620][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1339.225019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1339.225424][ T32] r4:854b3000 ** 4 printk messages dropped ** [ 1339.225616][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4b1e08 ** 8 printk messages dropped ** [ 1339.225985][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1339.226191][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.226558][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.226760][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1339.227779][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 17 printk messages dropped ** [ 1339.228458][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.228504][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1339.228544][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.228593][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.228638][ T32] r4:84fab400 [ 1339.228689][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.228741][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1339.228763][ T32] r4:00000001 [ 1339.228782][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.228816][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1339.228842][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.228894][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.228935][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.228965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.228988][ T32] r4:84faa640 [ 1339.229033][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.229086][ T32] INFO: task kworker/0:684:4980 blocked for more than 465 seconds. [ 1339.229115][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.229139][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.229159][ T32] task:kworker/0:684 state:D stack:0 pid:4980 tgid:4980 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.229200][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.229239][ T32] Call trace: [ 1339.229281][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1339.229327][ T32] r10:82918930 r9:eb4add84 r8:00000002 r7:60000013 r6:eb4add8c r5:84c4b000 [ 1339.229349][ T32] r4:84c4b000 [ 1339.229389][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1339.229438][ T32] r5:84c4b000 r4:8291892c [ 1339.229479][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.229522][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.229568][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4ade08 [ 1339.229590][ T32] r4:00000000 [ 1339.229640][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1339.229681][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.229725][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1339.230028][ T32] r5:00001000 r4:eb335000 ** 2 printk messages dropped ** [ 1339.230146][ T32] r5:85542b8c r4:85542800 ** 11 printk messages dropped ** [ 1339.253569][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1339.254860][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 17 printk messages dropped ** [ 1339.255726][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 20 printk messages dropped ** [ 1339.256847][ T32] r4:84c4bc00 ** 10 printk messages dropped ** [ 1339.257385][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.257594][ T32] r5:00001000 r4:eb321000 ** 7 printk messages dropped ** [ 1339.257974][ T32] r4:84dd6380 [ 1339.258006][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.258092][ T32] r10:00000000 r9:84dd6380 r8:8027f5e8 r7:eb4ade60 r6:84dd6400 r5:84c4bc00 [ 1339.258117][ T32] r4:00000001 [ 1339.258160][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.258238][ T32] Exception stack(0xeb4b5fb0 to 0xeb4b5ff8) [ 1339.258282][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.258352][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.258381][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.258471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.258496][ T32] r4:84e1c040 [ 1339.258798][ T32] INFO: task kworker/0:685:4981 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1339.258877][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.258962][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.259109][ T32] Call trace: [ 1339.259194][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1339.259303][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1339.259329][ T32] r4:00000000 [ 1339.259388][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.259453][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1339.259530][ T32] 5d20: 83e90000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1339.259582][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1339.259687][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1339.259715][ T32] r5:800f0013 r4:80239bb0 [ 1339.259736][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.259776][ T32] r4:82ac11e4 [ 1339.259794][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.259834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1339.259856][ T32] r4:e04e5dc0 [ 1339.259901][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.259946][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1339.259968][ T32] r4:00000000 [ 1339.259996][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1339.260063][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1339.260122][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1339.268677][ T32] r4:84fab400 ** 11 printk messages dropped ** [ 1339.269070][ T32] INFO: task kworker/0:686:4984 blocked for more than 465 seconds. ** 15 printk messages dropped ** [ 1339.269916][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1339.270212][ T32] r5:00001000 r4:eb347000 [ 1339.270313][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1339.280935][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1339.281406][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.282337][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1339.282360][ T32] r4:00000000 [ 1339.282411][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.282475][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1339.282520][ T32] 5d20: 84247000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1339.282588][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1339.282651][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1339.282728][ T32] r5:800f0013 r4:80239bb0 [ 1339.282781][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.282830][ T32] r4:82ac11e4 [ 1339.282867][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.282916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1339.282957][ T32] r4:e04e5dc0 [ 1339.282987][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.283032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1339.283067][ T32] r4:00000000 [ 1339.283088][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1339.283134][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1339.283156][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.283198][ T32] r5:00001000 r4:dfecf000 [ 1339.283233][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.283340][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.283434][ T32] r5:84ea6f8c r4:84ea6c00 [ 1339.283473][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1339.283893][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.284130][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1339.284321][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1339.284654][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1339.285095][ T32] r9:83018005 r8:84c4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 ** 1 printk messages dropped ** [ 1339.285199][ T32] r5:00001000 r4:eb35b000 ** 2 printk messages dropped ** [ 1339.285340][ T32] r5:8554338c r4:85543000 ** 3 printk messages dropped ** [ 1339.285557][ T32] r10:61c88647 r9:84c4d400 r8:84dd65ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1339.286021][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.286677][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 8 printk messages dropped ** [ 1339.287007][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1339.287286][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.287564][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.287940][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1339.288172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1339.288658][ T32] r4:84c4e000 ** 7 printk messages dropped ** [ 1339.288959][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1339.289372][ T32] r5:85543b8c r4:85543800 ** 1 printk messages dropped ** [ 1339.289473][ T32] r7:dddced80 r6:83018000 r5:85543b8c r4:84dd6680 [ 1339.289502][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.289552][ T32] r10:61c88647 r9:84c4e000 r8:84dd66ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.289573][ T32] r4:84dd6680 [ 1339.289591][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.289644][ T32] r10:00000000 r9:84dd6680 r8:8027f5e8 r7:eb4bde60 r6:84dd6700 r5:84c4e000 [ 1339.289671][ T32] r4:00000001 [ 1339.289699][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.289811][ T32] Exception stack(0xeb4c1fb0 to 0xeb4c1ff8) [ 1339.289849][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.289884][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.289927][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.289960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.289982][ T32] r4:84e1c540 [ 1339.290250][ T32] INFO: task kworker/0:688:4988 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1339.312997][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.313279][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.313446][ T32] Call trace: [ 1339.313548][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1339.313670][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1339.313724][ T32] r4:00000000 [ 1339.313805][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.313964][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1339.314040][ T32] 5d20: 843dc000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1339.314110][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 7 printk messages dropped ** [ 1339.314664][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1339.315652][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 5 printk messages dropped ** [ 1339.316159][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1339.316599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1339.317639][ T32] r4:84c4ec00 ** 3 printk messages dropped ** [ 1339.317996][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1339.318736][ T32] r9:83018005 r8:84c4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 ** 1 printk messages dropped ** [ 1339.318900][ T32] r5:00001000 r4:eb375000 ** 2 printk messages dropped ** [ 1339.319122][ T32] r5:8554378c r4:85543400 ** 3 printk messages dropped ** [ 1339.319450][ T32] r10:61c88647 r9:84c4ec00 r8:84dd67ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1339.320133][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.352473][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 8 printk messages dropped ** [ 1339.353197][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1339.353619][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1339.354325][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1339.354984][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) ** 7 printk messages dropped ** [ 1339.355493][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1339.356107][ T32] r4:84c4a400 ** 4 printk messages dropped ** [ 1339.356568][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4c9e08 ** 9 printk messages dropped ** [ 1339.357347][ T32] r5:00001000 r4:eb397000 [ 1339.357409][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1339.357751][ T32] r7:dddced80 r6:83018000 r5:85543f8c r4:84dd6880 ** 9 printk messages dropped ** [ 1339.358454][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.359886][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 8 printk messages dropped ** [ 1339.381276][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1339.381826][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.382298][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1339.382584][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.382687][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.382745][ T32] r4:84fab400 [ 1339.382809][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.382934][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1339.382995][ T32] r4:00000001 [ 1339.383044][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.383165][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1339.383237][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.383312][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.383376][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.383491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.383582][ T32] r4:84faa640 [ 1339.383639][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.383705][ T32] INFO: task kworker/0:691:4994 blocked for more than 465 seconds. [ 1339.383774][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.383846][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.383913][ T32] task:kworker/0:691 state:D stack:0 pid:4994 tgid:4994 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.384066][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.384160][ T32] Call trace: [ 1339.384314][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1339.384418][ T32] r10:82918930 r9:eb4d1d84 r8:00000002 r7:60000013 r6:eb4d1d8c r5:847d8c00 [ 1339.384515][ T32] r4:847d8c00 [ 1339.384570][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1339.384665][ T32] r5:847d8c00 r4:8291892c [ 1339.384712][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.384796][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.384899][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4d1e08 [ 1339.384952][ T32] r4:00000000 [ 1339.384998][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1339.385081][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.385162][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.385256][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e1cb00 [ 1339.385309][ T32] r4:00000000 [ 1339.385367][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1339.385471][ T32] r9:83018005 r8:847d8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1339.385527][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.385619][ T32] r5:00001000 r4:eb3a3000 [ 1339.385667][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.385751][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.385884][ T32] r5:8554c38c r4:8554c000 [ 1339.385960][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.386096][ T32] r7:dddced80 r6:83018000 r5:8554c38c r4:84dd6980 [ 1339.386151][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.386268][ T32] r10:61c88647 r9:847d8c00 r8:84dd69ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.386317][ T32] r4:84dd6980 [ 1339.386356][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.386442][ T32] r10:00000000 r9:84dd6980 r8:8027f5e8 r7:eb4c9e60 r6:84dd6a00 r5:847d8c00 [ 1339.386491][ T32] r4:00000001 [ 1339.386537][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.386617][ T32] Exception stack(0xeb4d1fb0 to 0xeb4d1ff8) [ 1339.386677][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.386757][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.386828][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.386899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.386951][ T32] r4:84e1cb80 [ 1339.387712][ T32] INFO: task kworker/0:691:4994 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1339.387799][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.388050][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.388159][ T32] Call trace: [ 1339.388232][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1339.388528][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) ** 7 printk messages dropped ** [ 1339.389120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 8 printk messages dropped ** [ 1339.389803][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1339.421649][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 7 printk messages dropped ** [ 1339.422230][ T32] r4:84faa640 ** 3 printk messages dropped ** [ 1339.422545][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1339.423729][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4d5e08 ** 7 printk messages dropped ** [ 1339.424374][ T32] r9:83018005 r8:847d9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 ** 2 printk messages dropped ** [ 1339.424583][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1339.425293][ T32] r4:84dd6a80 ** 6 printk messages dropped ** [ 1339.425845][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.427536][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 10 printk messages dropped ** [ 1339.428279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 9 printk messages dropped ** [ 1339.429006][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.429113][ T32] r5:84ea6f8c r4:84ea6c00 [ 1339.429165][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.429278][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1339.429347][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.429452][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.429501][ T32] r4:84fab400 [ 1339.429606][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.429718][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1339.429818][ T32] r4:00000001 [ 1339.429875][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.429954][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1339.430033][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.430105][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.430165][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.430227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.454934][ T32] r4:84faa640 [ 1339.455143][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.455221][ T32] INFO: task kworker/0:693:4998 blocked for more than 465 seconds. [ 1339.455330][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.455396][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.455452][ T32] task:kworker/0:693 state:D stack:0 pid:4998 tgid:4998 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.455595][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.455751][ T32] Call trace: [ 1339.455969][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1339.456129][ T32] r10:82918930 r9:eb4e5d84 r8:00000002 r7:60000013 r6:eb4e5d8c r5:847db000 [ 1339.456219][ T32] r4:847db000 [ 1339.456305][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1339.456431][ T32] r5:847db000 r4:8291892c [ 1339.456487][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.456595][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.456719][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4e5e08 [ 1339.456776][ T32] r4:00000000 [ 1339.456825][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1339.456918][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.457009][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.457105][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dde040 [ 1339.457159][ T32] r4:00000000 [ 1339.457206][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1339.457333][ T32] r9:83018005 r8:847db000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1339.457411][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.457513][ T32] r5:00001000 r4:eb4ef000 [ 1339.457564][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.457658][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.457788][ T32] r5:8554c78c r4:8554c400 [ 1339.457846][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.457962][ T32] r7:dddced80 r6:83018000 r5:8554c78c r4:84dd6b80 [ 1339.458014][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.458134][ T32] r10:61c88647 r9:847db000 r8:84dd6bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.458195][ T32] r4:84dd6b80 [ 1339.458246][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.458347][ T32] r10:00000000 r9:84dd6b80 r8:8027f5e8 r7:eb4d5e60 r6:84dd6c00 r5:847db000 [ 1339.458403][ T32] r4:00000001 [ 1339.458451][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.458551][ T32] Exception stack(0xeb4e5fb0 to 0xeb4e5ff8) [ 1339.458624][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.458690][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.458771][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.458844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.458929][ T32] r4:84e1ce00 [ 1339.459669][ T32] INFO: task kworker/0:693:4998 is blocked on a mutex likely owned by task kworker/0:188:3724. ** 4 printk messages dropped ** [ 1339.460213][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 8 printk messages dropped ** [ 1339.482032][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1339.482513][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.482989][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.483901][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.484284][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1339.484760][ T32] task:kworker/1:240 state:D stack:0 pid:4999 tgid:4999 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1339.486142][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1339.486750][ T32] r5:00001000 r4:eb4d9000 ** 3 printk messages dropped ** [ 1339.487042][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1339.487870][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1339.489208][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.489826][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) ** 7 printk messages dropped ** [ 1339.518951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 11 printk messages dropped ** [ 1339.519991][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1339.531788][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) ** 6 printk messages dropped ** [ 1339.532271][ T32] INFO: task kworker/0:694:5003 blocked for more than 466 seconds. ** 7 printk messages dropped ** [ 1339.532987][ T32] r4:847da400 ** 4 printk messages dropped ** [ 1339.533388][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4ede08 ** 9 printk messages dropped ** [ 1339.534246][ T32] r5:00001000 r4:eb4f5000 [ 1339.534292][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.534378][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.534502][ T32] r5:8554cb8c r4:8554c800 [ 1339.534555][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.534651][ T32] r7:dddced80 r6:83018000 r5:8554cb8c r4:84dd6d00 [ 1339.534708][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.534822][ T32] r10:61c88647 r9:847da400 r8:84dd6d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.534886][ T32] r4:84dd6d00 [ 1339.534931][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.535025][ T32] r10:00000000 r9:84dd6d00 r8:8027f5e8 r7:eb4d5e60 r6:84dd6d80 r5:847da400 [ 1339.535077][ T32] r4:00000001 [ 1339.535143][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.535243][ T32] Exception stack(0xeb4edfb0 to 0xeb4edff8) [ 1339.535446][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.535518][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.535579][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.535642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.535697][ T32] r4:84dde100 [ 1339.536497][ T32] INFO: task kworker/0:694:5003 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1339.536745][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.537110][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.537260][ T32] Call trace: [ 1339.537336][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1339.537443][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1339.537513][ T32] r4:00000000 [ 1339.537577][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.537669][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1339.537736][ T32] 5d20: 85212000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1339.537844][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1339.537980][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1339.538031][ T32] r5:800f0013 r4:80239bb0 [ 1339.538065][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.538143][ T32] r4:82ac11e4 [ 1339.538199][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.538289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1339.538338][ T32] r4:e04e5dc0 [ 1339.538417][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.538478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1339.538508][ T32] r4:00000000 [ 1339.538533][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1339.538620][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1339.538649][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.538705][ T32] r5:00001000 r4:dfecf000 [ 1339.538748][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.538804][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.538883][ T32] r5:84ea6f8c r4:84ea6c00 [ 1339.538932][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.539005][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1339.539047][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.539131][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.539162][ T32] r4:84fab400 [ 1339.539208][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.539269][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1339.539298][ T32] r4:00000001 [ 1339.539348][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.539420][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1339.539494][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.539539][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.539581][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.539612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.539635][ T32] r4:84faa640 [ 1339.539654][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.539683][ T32] INFO: task kworker/0:695:5004 blocked for more than 466 seconds. [ 1339.539713][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.539736][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1339.539815][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1339.540070][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1339.563416][ T32] r9:83018005 r8:847dc800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 ** 1 printk messages dropped ** [ 1339.563484][ T32] r5:00001000 r4:eb4fb000 ** 3 printk messages dropped ** [ 1339.563753][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1339.564210][ T32] Exception stack(0xeb4ddfb0 to 0xeb4ddff8) ** 6 printk messages dropped ** [ 1339.564896][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1339.565483][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1339.565987][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.566231][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1339.566695][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) ** 7 printk messages dropped ** [ 1339.566977][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1339.567281][ T32] r4:847de000 ** 4 printk messages dropped ** [ 1339.567558][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4cde08 ** 9 printk messages dropped ** [ 1339.568119][ T32] r5:00001000 r4:eb50b000 [ 1339.568144][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1339.568427][ T32] r10:61c88647 r9:847de000 r8:84dd6f2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1339.568735][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.569519][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 4 printk messages dropped ** [ 1339.569794][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1339.569851][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1339.569920][ T32] r5:800f0013 r4:80239bb0 [ 1339.569947][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.569990][ T32] r4:82ac11e4 [ 1339.570036][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.570145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1339.570172][ T32] r4:e04e5dc0 [ 1339.570193][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.570236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1339.570310][ T32] r4:00000000 [ 1339.580954][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1339.581055][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1339.581082][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.581129][ T32] r5:00001000 r4:dfecf000 [ 1339.581149][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.581227][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.581284][ T32] r5:84ea6f8c r4:84ea6c00 [ 1339.581304][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.581352][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1339.581385][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.581461][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.581496][ T32] r4:84fab400 [ 1339.581521][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.581621][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1339.581702][ T32] r4:00000001 [ 1339.581727][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.581821][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1339.581867][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.581904][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.581956][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.582018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.582072][ T32] r4:84faa640 [ 1339.582100][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.582133][ T32] INFO: task kworker/0:697:5009 blocked for more than 466 seconds. [ 1339.582178][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.582206][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.582228][ T32] task:kworker/0:697 state:D stack:0 pid:5009 tgid:5009 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.582284][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.582331][ T32] Call trace: [ 1339.582421][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1339.582502][ T32] r10:82918930 r9:eb515d84 r8:00000002 r7:60000013 r6:eb515d8c r5:847d8000 [ 1339.582529][ T32] r4:847d8000 [ 1339.582554][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1339.582635][ T32] r5:847d8000 r4:8291892c [ 1339.582730][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.582776][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.582822][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb515e08 [ 1339.582844][ T32] r4:00000000 [ 1339.582862][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1339.582906][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.582944][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.582985][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ddea80 [ 1339.583007][ T32] r4:00000000 [ 1339.583024][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1339.583114][ T32] r9:83018005 r8:847d8000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1339.583249][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.583322][ T32] r5:00001000 r4:eb51f000 [ 1339.583344][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.583385][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.583430][ T32] r5:8554df8c r4:8554dc00 [ 1339.583463][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.583512][ T32] r7:dddced80 r6:83018000 r5:8554df8c r4:854ff000 [ 1339.583579][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.583678][ T32] r10:61c88647 r9:847d8000 r8:854ff02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.583705][ T32] r4:854ff000 [ 1339.583724][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.583796][ T32] r10:00000000 r9:854ff000 r8:8027f5e8 r7:eb4cde60 r6:854ff080 r5:847d8000 [ 1339.583822][ T32] r4:00000001 [ 1339.583841][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.583912][ T32] Exception stack(0xeb515fb0 to 0xeb515ff8) [ 1339.583943][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.583970][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.583997][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.584024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.584045][ T32] r4:84dde600 [ 1339.584478][ T32] INFO: task kworker/0:697:5009 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1339.584512][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.584628][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.584697][ T32] Call trace: ** 4 printk messages dropped ** [ 1339.585211][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) ** 5 printk messages dropped ** [ 1339.585534][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1339.585896][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.586192][ T32] r5:84ea6f8c r4:84ea6c00 ** 4 printk messages dropped ** [ 1339.586388][ T32] r4:84fab400 ** 6 printk messages dropped ** [ 1339.586733][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.587252][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.587879][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1339.588770][ T32] r5:00001000 r4:eb511000 [ 1339.588793][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1339.589033][ T32] r7:dddced80 r6:83018000 r5:8554db8c r4:854ff100 ** 9 printk messages dropped ** [ 1339.589509][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.589536][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.589569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.589594][ T32] r4:84dde8c0 [ 1339.589935][ T32] INFO: task kworker/0:698:5010 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1339.589985][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.590041][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.590086][ T32] Call trace: [ 1339.590158][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1339.590208][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1339.590231][ T32] r4:00000000 [ 1339.590313][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.623250][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1339.623344][ T32] 5d20: 85bdb000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1339.623381][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1339.623419][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1339.623530][ T32] r5:800f0013 r4:80239bb0 [ 1339.623590][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.623657][ T32] r4:82ac11e4 [ 1339.623679][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.623798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1339.623858][ T32] r4:e04e5dc0 [ 1339.623886][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.623931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1339.624007][ T32] r4:00000000 [ 1339.624037][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1339.624085][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1339.624118][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.624170][ T32] r5:00001000 r4:dfecf000 [ 1339.624190][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.624229][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.624298][ T32] r5:84ea6f8c r4:84ea6c00 [ 1339.624347][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.624404][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1339.624505][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.624556][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.624579][ T32] r4:84fab400 [ 1339.624598][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.624643][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1339.624711][ T32] r4:00000001 [ 1339.624734][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.624771][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1339.624824][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.624943][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.624977][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.625006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.625054][ T32] r4:84faa640 [ 1339.625113][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.625165][ T32] INFO: task kworker/0:699:5012 blocked for more than 466 seconds. [ 1339.625238][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.625271][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.625294][ T32] task:kworker/0:699 state:D stack:0 pid:5012 tgid:5012 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1339.625608][ T32] r4:855c8c00 ** 4 printk messages dropped ** [ 1339.625867][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb529e08 ** 5 printk messages dropped ** [ 1339.626141][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.626329][ T32] r5:00001000 r4:eb525000 [ 1339.626373][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.626415][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1339.626618][ T32] r10:61c88647 r9:855c8c00 r8:854ff22c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1339.626946][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.627962][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 8 printk messages dropped ** [ 1339.628358][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1339.628603][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1339.629226][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 5 printk messages dropped ** [ 1339.629712][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.630130][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.651196][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1339.651691][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1339.652113][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1339.652334][ T32] r5:00001000 r4:eb533000 ** 3 printk messages dropped ** [ 1339.652516][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1339.652933][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.654014][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 8 printk messages dropped ** [ 1339.654369][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1339.654706][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.655123][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1339.655231][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.655290][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1339.655311][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.655416][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.655529][ T32] r4:84fab400 [ 1339.655553][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.655796][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1339.655855][ T32] r4:00000001 [ 1339.655885][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.655922][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1339.655951][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.655979][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.656005][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.656064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.656115][ T32] r4:84faa640 [ 1339.656139][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.656194][ T32] INFO: task kworker/0:701:5016 blocked for more than 466 seconds. [ 1339.656251][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.656279][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.656351][ T32] task:kworker/0:701 state:D stack:0 pid:5016 tgid:5016 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.656401][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.656506][ T32] Call trace: [ 1339.656568][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1339.656659][ T32] r10:82918930 r9:eb53dd84 r8:00000002 r7:60000113 r6:eb53dd8c r5:855cb000 [ 1339.656685][ T32] r4:855cb000 [ 1339.656706][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1339.656746][ T32] r5:855cb000 r4:8291892c [ 1339.656764][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.656803][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.656875][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb53de08 [ 1339.656908][ T32] r4:00000000 [ 1339.656929][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1339.656967][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.657002][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.657057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ddb240 [ 1339.657090][ T32] r4:00000000 [ 1339.657135][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1339.657184][ T32] r9:83018005 r8:855cb000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1339.657231][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.657276][ T32] r5:00001000 r4:dffcd000 [ 1339.657296][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.657334][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.657410][ T32] r5:8554f38c r4:8554f000 [ 1339.657433][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.657479][ T32] r7:dddced80 r6:83018000 r5:8554f38c r4:854ff400 [ 1339.657525][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.657575][ T32] r10:61c88647 r9:855cb000 r8:854ff42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.657598][ T32] r4:854ff400 [ 1339.657658][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.657706][ T32] r10:00000000 r9:854ff400 r8:8027f5e8 r7:eb531e60 r6:854ff480 r5:855cb000 [ 1339.657756][ T32] r4:00000001 [ 1339.657825][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.657863][ T32] Exception stack(0xeb53dfb0 to 0xeb53dff8) [ 1339.657896][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.657923][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.657976][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.658008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.658086][ T32] r4:84ddeec0 [ 1339.658358][ T32] INFO: task kworker/0:701:5016 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1339.658391][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.658461][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.658522][ T32] Call trace: [ 1339.658607][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1339.658686][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1339.658713][ T32] r4:00000000 [ 1339.658731][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.658846][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1339.658887][ T32] 5d20: 85e3d000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1339.658919][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1339.658944][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1339.658995][ T32] r5:800f0013 r4:80239bb0 [ 1339.659019][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.659061][ T32] r4:82ac11e4 [ 1339.659080][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.659120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1339.659167][ T32] r4:e04e5dc0 [ 1339.659324][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.659380][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1339.659406][ T32] r4:00000000 [ 1339.659451][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1339.659499][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 1 printk messages dropped ** [ 1339.659561][ T32] r5:00001000 r4:dfecf000 ** 5 printk messages dropped ** [ 1339.660038][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1339.683395][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1339.683992][ T32] task:kworker/1:241 state:D stack:0 pid:5018 tgid:5018 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1339.684951][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.686131][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1339.686300][ T32] r5:00001000 r4:eb555000 [ 1339.686561][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.686676][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.686787][ T32] r5:85584f8c r4:85584c00 [ 1339.686817][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.686873][ T32] r7:ddde2d80 r6:83018200 r5:85584f8c r4:854f7400 [ 1339.686910][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.686960][ T32] r10:61c88647 r9:854b3c00 r8:854f742c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.687033][ T32] r4:854f7400 [ 1339.687056][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.687101][ T32] r10:00000000 r9:854f7400 r8:8027f5e8 r7:eb48de60 r6:854f7480 r5:854b3c00 [ 1339.687123][ T32] r4:00000001 [ 1339.687147][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.687192][ T32] Exception stack(0xeb505fb0 to 0xeb505ff8) [ 1339.687265][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.687297][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.687499][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.687624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.687651][ T32] r4:854f5540 [ 1339.688121][ T32] INFO: task kworker/1:241:5018 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1339.688156][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.688515][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.688564][ T32] Call trace: [ 1339.688594][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1339.688669][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1339.688779][ T32] r4:00000000 [ 1339.688801][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.688903][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1339.689013][ T32] 5d20: 86108000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1339.689047][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1339.689072][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1339.689098][ T32] r5:800f0013 r4:80239bb0 [ 1339.689118][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.689159][ T32] r4:82ac11e4 [ 1339.689186][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.689452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1339.689480][ T32] r4:e04e5dc0 [ 1339.689504][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.690040][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1339.690075][ T32] r4:00000000 [ 1339.690096][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1339.713371][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.713847][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.714304][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1339.714521][ T32] r4:84faa640 [ 1339.714565][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.714602][ T32] INFO: task kworker/0:702:5019 blocked for more than 466 seconds. [ 1339.714643][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.714677][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.714704][ T32] task:kworker/0:702 state:D stack:0 pid:5019 tgid:5019 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.714764][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.714911][ T32] Call trace: [ 1339.714950][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1339.715004][ T32] r10:82918930 r9:eb549d84 r8:00000002 r7:60000013 r6:eb549d8c r5:854b6c00 [ 1339.715053][ T32] r4:854b6c00 [ 1339.715086][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1339.715232][ T32] r5:854b6c00 r4:8291892c [ 1339.715288][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.715347][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.715441][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb549e08 [ 1339.715469][ T32] r4:00000000 [ 1339.715489][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1339.715528][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.715595][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.715650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ddb040 [ 1339.715780][ T32] r4:00000000 [ 1339.715808][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1339.715880][ T32] r9:83018005 r8:854b6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [ 1339.716096][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.716221][ T32] r5:00001000 r4:eb563000 [ 1339.716341][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.716389][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.716432][ T32] r5:8554eb8c r4:8554e800 [ 1339.716550][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.716661][ T32] r7:dddced80 r6:83018000 r5:8554eb8c r4:854ff500 ** 2 printk messages dropped ** [ 1339.716760][ T32] r4:854ff500 ** 6 printk messages dropped ** [ 1339.717093][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.718428][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 8 printk messages dropped ** [ 1339.718879][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1339.719188][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 9 printk messages dropped ** [ 1339.720170][ T32] r4:84fab400 [ 1339.720198][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.720246][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1339.720288][ T32] r4:00000001 [ 1339.720373][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.760947][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1339.761077][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.761122][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.761153][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.761188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.761280][ T32] r4:84faa640 [ 1339.761310][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.761372][ T32] INFO: task kworker/1:242:5020 blocked for more than 466 seconds. [ 1339.761411][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.761592][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.761625][ T32] task:kworker/1:242 state:D stack:0 pid:5020 tgid:5020 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.761787][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.761887][ T32] Call trace: [ 1339.761941][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1339.762043][ T32] r10:82918930 r9:eb54dd84 r8:00000002 r7:60000013 r6:eb54dd8c r5:854b6000 [ 1339.762102][ T32] r4:854b6000 [ 1339.762488][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1339.762734][ T32] r5:854b6000 r4:8291892c [ 1339.762762][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.762951][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.763155][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb54de08 [ 1339.763190][ T32] r4:00000000 [ 1339.763210][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1339.763266][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.763365][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.763413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e34080 [ 1339.763443][ T32] r4:00000000 [ 1339.763586][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1339.763842][ T32] r5:00001000 r4:eb54f000 [ 1339.763861][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.763904][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1339.764090][ T32] r10:61c88647 r9:854b6000 r8:854f752c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1339.764512][ T32] r4:854f5540 ** 2 printk messages dropped ** [ 1339.765196][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.765611][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 9 printk messages dropped ** [ 1339.766091][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.766303][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.766819][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1339.767258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1339.767815][ T32] r10:82918930 r9:eb545d84 r8:00000002 r7:60000113 r6:eb545d8c r5:854b5400 ** 8 printk messages dropped ** [ 1339.768225][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1339.768486][ T32] r5:00001000 r4:eb1f1000 ** 2 printk messages dropped ** [ 1339.768597][ T32] r5:8558578c r4:85585400 ** 3 printk messages dropped ** [ 1339.768890][ T32] r10:61c88647 r9:854b5400 r8:854f76ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1339.769577][ T32] r4:84e34100 ** 5 printk messages dropped ** [ 1339.795533][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 4 printk messages dropped ** [ 1339.795753][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1339.795784][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1339.795809][ T32] r5:800f0013 r4:80239bb0 [ 1339.795829][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.795875][ T32] r4:82ac11e4 [ 1339.795895][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.795937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1339.795977][ T32] r4:e04e5dc0 [ 1339.796003][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.796060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1339.796085][ T32] r4:00000000 [ 1339.796103][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1339.796155][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1339.796176][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.796219][ T32] r5:00001000 r4:dfecf000 [ 1339.796238][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.796302][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.796355][ T32] r5:84ea6f8c r4:84ea6c00 [ 1339.796388][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.796507][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1339.796554][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.796622][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.796650][ T32] r4:84fab400 [ 1339.796675][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.796742][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1339.796789][ T32] r4:00000001 [ 1339.796842][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.796883][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1339.796909][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.796935][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.796982][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.797013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.797058][ T32] r4:84faa640 [ 1339.797104][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.797139][ T32] INFO: task kworker/0:703:5026 blocked for more than 466 seconds. [ 1339.797172][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.797202][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.797244][ T32] task:kworker/0:703 state:D stack:0 pid:5026 tgid:5026 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.797333][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.797389][ T32] Call trace: [ 1339.797448][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1339.797498][ T32] r10:82918930 r9:eb56dd84 r8:00000002 r7:60000113 r6:eb56dd8c r5:854ba400 [ 1339.797519][ T32] r4:854ba400 [ 1339.797543][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1339.797584][ T32] r5:854ba400 r4:8291892c [ 1339.797622][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.797689][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.797741][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb56de08 [ 1339.797824][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1339.797905][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1339.798243][ T32] r5:00001000 r4:dfa61000 [ 1339.798268][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1339.798395][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1339.799456][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1339.800175][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1339.800372][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1339.813184][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1339.813652][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1339.813981][ T32] task:kworker/0:704 state:D stack:0 pid:5029 tgid:5029 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1339.814545][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb575e08 ** 9 printk messages dropped ** [ 1339.814931][ T32] r5:00001000 r4:eaf9f000 [ 1339.814951][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1339.815049][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1339.815398][ T32] Exception stack(0xeb575fb0 to 0xeb575ff8) ** 6 printk messages dropped ** [ 1339.816117][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1339.816650][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1339.816917][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 9 printk messages dropped ** [ 1339.817334][ T32] r4:84fab400 ** 2 printk messages dropped ** [ 1339.817440][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1339.817640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1339.817922][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.818261][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1339.818489][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.818538][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ddb380 [ 1339.818560][ T32] r4:00000000 [ 1339.818578][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1339.818627][ T32] r9:83018005 r8:854b0000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1339.818649][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.818690][ T32] r5:00001000 r4:e07b1000 [ 1339.818722][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.818782][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.818829][ T32] r5:8554f78c r4:8554f400 [ 1339.818849][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.818896][ T32] r7:dddced80 r6:83018000 r5:8554f78c r4:854ff680 [ 1339.818916][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.818981][ T32] r10:61c88647 r9:854b0000 r8:854ff6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.819008][ T32] r4:854ff680 [ 1339.819027][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.819071][ T32] r10:00000000 r9:854ff680 r8:8027f5e8 r7:eb575e60 r6:854f7880 r5:854b0000 [ 1339.819101][ T32] r4:00000001 [ 1339.819124][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.819159][ T32] Exception stack(0xeb579fb0 to 0xeb579ff8) [ 1339.819185][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.819236][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.819265][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.819293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.819314][ T32] r4:84ddb280 [ 1339.819588][ T32] INFO: task kworker/0:705:5030 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1339.819661][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.819727][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.819792][ T32] Call trace: [ 1339.819824][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1339.819901][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1339.819927][ T32] r4:00000000 [ 1339.819987][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.820030][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1339.820093][ T32] 5d20: 87326000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1339.820125][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1339.820170][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1339.820196][ T32] r5:800f0013 r4:80239bb0 [ 1339.820215][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.820337][ T32] r4:82ac11e4 [ 1339.842556][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.842659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1339.842730][ T32] r4:e04e5dc0 [ 1339.842755][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.842800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1339.842846][ T32] r4:00000000 [ 1339.842874][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1339.842925][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1339.842946][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1339.843209][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1339.843539][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.843916][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1339.844624][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb585e08 ** 7 printk messages dropped ** [ 1339.844987][ T32] r9:83018005 r8:855e1800 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 ** 1 printk messages dropped ** [ 1339.845048][ T32] r5:00001000 r4:ea9c3000 [ 1339.845067][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.845104][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.845156][ T32] r5:8554fb8c r4:8554f800 [ 1339.845179][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.845260][ T32] r7:dddced80 r6:83018000 r5:8554fb8c r4:854ff700 [ 1339.845283][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.845361][ T32] r10:61c88647 r9:855e1800 r8:854ff72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.845390][ T32] r4:854ff700 [ 1339.845438][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.845488][ T32] r10:00000000 r9:854ff700 r8:8027f5e8 r7:eb575e60 r6:854f7900 r5:855e1800 [ 1339.845531][ T32] r4:00000001 [ 1339.845553][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.845588][ T32] Exception stack(0xeb585fb0 to 0xeb585ff8) [ 1339.845644][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.845676][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.845722][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.845786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.845828][ T32] r4:84ddb3c0 [ 1339.846288][ T32] INFO: task kworker/0:706:5033 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1339.846324][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.846390][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.846458][ T32] Call trace: [ 1339.846508][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1339.846558][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1339.846581][ T32] r4:00000000 [ 1339.846625][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.846676][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1339.846705][ T32] 5d20: 877f9000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1339.846744][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1339.846772][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1339.846797][ T32] r5:800f0013 r4:80239bb0 [ 1339.846825][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.846872][ T32] r4:82ac11e4 [ 1339.846892][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.846934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1339.846956][ T32] r4:e04e5dc0 [ 1339.846974][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.847014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 7 printk messages dropped ** [ 1339.847351][ T32] r5:84ea6f8c r4:84ea6c00 ** 4 printk messages dropped ** [ 1339.847500][ T32] r4:84fab400 ** 6 printk messages dropped ** [ 1339.847701][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.847997][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1339.848376][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb589e08 ** 9 printk messages dropped ** [ 1339.848709][ T32] r5:00001000 r4:eabb5000 ** 2 printk messages dropped ** [ 1339.848834][ T32] r5:8554ff8c r4:8554fc00 ** 4 printk messages dropped ** [ 1339.849044][ T32] r4:854ff780 ** 4 printk messages dropped ** [ 1339.849230][ T32] Exception stack(0xeb589fb0 to 0xeb589ff8) ** 6 printk messages dropped ** [ 1339.849751][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1339.872903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 9 printk messages dropped ** [ 1339.873321][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.873714][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1339.874000][ T32] r4:84faa640 ** 5 printk messages dropped ** [ 1339.874311][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.874772][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1339.875332][ T32] r5:00001000 r4:eac4d000 ** 1 printk messages dropped ** [ 1339.875392][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.875717][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1339.875930][ T32] r4:84ddb640 ** 5 printk messages dropped ** [ 1339.876624][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 10 printk messages dropped ** [ 1339.877036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1339.877058][ T32] r4:e04e5dc0 [ 1339.877097][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.877141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1339.877164][ T32] r4:00000000 [ 1339.877183][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1339.877249][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1339.877273][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.877315][ T32] r5:00001000 r4:dfecf000 [ 1339.877334][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.877381][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.877425][ T32] r5:84ea6f8c r4:84ea6c00 [ 1339.877445][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.877490][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1339.877530][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.877579][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.877625][ T32] r4:84fab400 [ 1339.877649][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.877724][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1339.877749][ T32] r4:00000001 [ 1339.877810][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.877849][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1339.877881][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.877909][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.877934][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.877986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.878012][ T32] r4:84faa640 [ 1339.878053][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.878102][ T32] INFO: task kworker/0:709:5038 blocked for more than 466 seconds. [ 1339.878154][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.878185][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.878206][ T32] task:kworker/0:709 state:D stack:0 pid:5038 tgid:5038 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.878249][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.878314][ T32] Call trace: [ 1339.878361][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1339.878409][ T32] r10:82918930 r9:eb599d84 r8:00000002 r7:60000013 r6:eb599d8c r5:855e2400 [ 1339.878431][ T32] r4:855e2400 [ 1339.878450][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1339.878509][ T32] r5:855e2400 r4:8291892c [ 1339.878551][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.878594][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.878645][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb599e08 [ 1339.878667][ T32] r4:00000000 [ 1339.878685][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1339.878722][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.878758][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.878798][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ddb940 [ 1339.878818][ T32] r4:00000000 [ 1339.878850][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1339.878899][ T32] r9:83018005 r8:855e2400 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1339.878944][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.878998][ T32] r5:00001000 r4:ead7f000 [ 1339.879028][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.879069][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.879110][ T32] r5:8555c78c r4:8555c400 [ 1339.879150][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.879206][ T32] r7:dddced80 r6:83018000 r5:8555c78c r4:854ff880 [ 1339.879230][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.879285][ T32] r10:61c88647 r9:855e2400 r8:854ff8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.879309][ T32] r4:854ff880 [ 1339.879349][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.879396][ T32] r10:00000000 r9:854ff880 r8:8027f5e8 r7:eb575e60 r6:854f7a80 r5:855e2400 [ 1339.879417][ T32] r4:00000001 [ 1339.879435][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.879468][ T32] Exception stack(0xeb599fb0 to 0xeb599ff8) [ 1339.879524][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.879556][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.879582][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.879624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.879649][ T32] r4:84ddb780 [ 1339.879883][ T32] INFO: task kworker/0:709:5038 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1339.879914][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.879966][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.880009][ T32] Call trace: [ 1339.880038][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1339.880107][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.894595][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff ** 9 printk messages dropped ** [ 1339.894982][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1339.895345][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1339.895668][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.895959][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.896292][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1339.896704][ T32] r5:00001000 r4:eaeef000 [ 1339.896724][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1339.896894][ T32] r7:dddced80 r6:83018000 r5:8555cb8c r4:854ff900 ** 10 printk messages dropped ** [ 1339.897223][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1339.898087][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.898247][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 11 printk messages dropped ** [ 1339.898661][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 10 printk messages dropped ** [ 1339.899088][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1339.899417][ T32] r4:84faa640 ** 5 printk messages dropped ** [ 1339.899682][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.899726][ T32] Call trace: [ 1339.899767][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1339.899813][ T32] r10:82918930 r9:eb5a9d84 r8:00000002 r7:60000113 r6:eb5a9d8c r5:855e5400 [ 1339.899856][ T32] r4:855e5400 [ 1339.899882][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1339.899944][ T32] r5:855e5400 r4:8291892c [ 1339.899965][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.900021][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.900068][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5a9e08 [ 1339.900110][ T32] r4:00000000 [ 1339.900152][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1339.900205][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.900262][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.916467][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ddbb40 [ 1339.916516][ T32] r4:00000000 [ 1339.916540][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1339.916661][ T32] r9:83018005 r8:855e5400 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1339.916689][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.916738][ T32] r5:00001000 r4:eaf5b000 [ 1339.916758][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.916798][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.916839][ T32] r5:8555cf8c r4:8555cc00 [ 1339.916859][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.916932][ T32] r7:dddced80 r6:83018000 r5:8555cf8c r4:854ff980 [ 1339.916985][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.917058][ T32] r10:61c88647 r9:855e5400 r8:854ff9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.917084][ T32] r4:854ff980 [ 1339.917119][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.917167][ T32] r10:00000000 r9:854ff980 r8:8027f5e8 r7:eb575e60 r6:854f7b80 r5:855e5400 [ 1339.917189][ T32] r4:00000001 [ 1339.917208][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.917247][ T32] Exception stack(0xeb5a9fb0 to 0xeb5a9ff8) [ 1339.917278][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.917306][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.917331][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.917385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.917429][ T32] r4:84ddbc80 [ 1339.917959][ T32] INFO: task kworker/0:711:5042 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1339.918008][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.918110][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.918163][ T32] Call trace: [ 1339.918228][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1339.918302][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1339.918330][ T32] r4:00000000 [ 1339.918349][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.918389][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1339.918417][ T32] 5d20: 88285000 dfe5f000 00000001 80239b98 7f1e3000 00000001 ** 4 printk messages dropped ** [ 1339.918592][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1339.918808][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1339.919236][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1339.919548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1339.919966][ T32] r10:82918930 r9:eb5b1d84 r8:00000002 r7:60000013 r6:eb5b1d8c r5:855e4800 ** 9 printk messages dropped ** [ 1339.935144][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1339.935565][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1339.936037][ T32] r10:00000000 r9:854ffa00 r8:8027f5e8 r7:eb575e60 r6:854f7c00 r5:855e4800 ** 10 printk messages dropped ** [ 1339.936855][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.937163][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 9 printk messages dropped ** [ 1339.937553][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.937903][ T32] r5:84ea6f8c r4:84ea6c00 ** 4 printk messages dropped ** [ 1339.938104][ T32] r4:84fab400 ** 6 printk messages dropped ** [ 1339.938326][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.938711][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1339.939261][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.939478][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1339.939723][ T32] r5:8555db8c r4:8555d800 ** 7 printk messages dropped ** [ 1339.940089][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1339.953209][ T32] r4:84ddbd80 ** 2 printk messages dropped ** [ 1339.953932][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.954026][ T32] Call trace: [ 1339.954095][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1339.954186][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1339.954214][ T32] r4:00000000 [ 1339.954233][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.954275][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1339.954305][ T32] 5d20: 888b2000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1339.954355][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1339.954390][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1339.954424][ T32] r5:800f0013 r4:80239bb0 [ 1339.954446][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.954501][ T32] r4:82ac11e4 [ 1339.954524][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.954568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1339.954591][ T32] r4:e04e5dc0 [ 1339.954623][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.954671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1339.954693][ T32] r4:00000000 [ 1339.954713][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1339.954759][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1339.954795][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.954880][ T32] r5:00001000 r4:dfecf000 [ 1339.954903][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.954966][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.955017][ T32] r5:84ea6f8c r4:84ea6c00 [ 1339.955049][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.955101][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1339.955121][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.955168][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.955199][ T32] r4:84fab400 [ 1339.955228][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.955295][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1339.955335][ T32] r4:00000001 [ 1339.955357][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.955393][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1339.955421][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.955461][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.955490][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.955518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.955540][ T32] r4:84faa640 [ 1339.955561][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.955589][ T32] INFO: task kworker/0:714:5050 blocked for more than 466 seconds. [ 1339.955628][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.955653][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.955675][ T32] task:kworker/0:714 state:D stack:0 pid:5050 tgid:5050 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.955718][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.955759][ T32] Call trace: [ 1339.955830][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1339.955879][ T32] r10:82918930 r9:eb5c9d84 r8:00000002 r7:60000113 r6:eb5c9d8c r5:855e6c00 [ 1339.955912][ T32] r4:855e6c00 [ 1339.955935][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1339.955993][ T32] r5:855e6c00 r4:8291892c [ 1339.956015][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.956057][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.956111][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5c9e08 [ 1339.956155][ T32] r4:00000000 [ 1339.956196][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1339.956238][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.956277][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.956319][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855afa80 [ 1339.956341][ T32] r4:00000000 [ 1339.956358][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1339.956400][ T32] r9:83018005 r8:855e6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1339.956420][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.956460][ T32] r5:00001000 r4:eb411000 [ 1339.956478][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1339.956574][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1339.956941][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.957597][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.957790][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1339.958100][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.958287][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.958602][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.958780][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.959163][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1339.959584][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5cde08 ** 9 printk messages dropped ** [ 1339.960057][ T32] r5:00001000 r4:eb0bf000 [ 1339.960079][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1339.960192][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1339.983373][ T32] r4:854ffb80 [ 1339.983411][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.983469][ T32] r10:00000000 r9:854ffb80 r8:8027f5e8 r7:eb5c9e60 r6:854f7d80 r5:855e8000 [ 1339.983492][ T32] r4:00000001 [ 1339.983511][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.983579][ T32] Exception stack(0xeb5cdfb0 to 0xeb5cdff8) [ 1339.983610][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.983645][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.983672][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.983700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.983743][ T32] r4:855af280 [ 1339.984210][ T32] INFO: task kworker/0:715:5051 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1339.984282][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.984412][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.984633][ T32] Call trace: [ 1339.984728][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1339.984825][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1339.984887][ T32] r4:00000000 [ 1339.984923][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.984966][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1339.985037][ T32] 5d20: 88d86000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1339.985071][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1339.985098][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1339.985122][ T32] r5:800f0013 r4:80239bb0 [ 1339.985141][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.985205][ T32] r4:82ac11e4 [ 1339.985229][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.985302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1339.985349][ T32] r4:e04e5dc0 [ 1339.985404][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.985505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1339.985572][ T32] r4:00000000 [ 1339.985597][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1339.985656][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1339.985703][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.985749][ T32] r5:00001000 r4:dfecf000 [ 1339.985790][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.985832][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.985876][ T32] r5:84ea6f8c r4:84ea6c00 [ 1339.985918][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.985991][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1339.986037][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.986095][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.986120][ T32] r4:84fab400 ** 6 printk messages dropped ** [ 1339.986441][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1339.986519][ T32] r4:84faa640 [ 1339.986551][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.986623][ T32] INFO: task kworker/0:716:5053 blocked for more than 466 seconds. [ 1339.986662][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.986688][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.986708][ T32] task:kworker/0:716 state:D stack:0 pid:5053 tgid:5053 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.986754][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.986835][ T32] Call trace: [ 1339.986870][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1339.986916][ T32] r10:82918930 r9:eb5d1d84 r8:00000002 r7:60000013 r6:eb5d1d8c r5:855e8c00 [ 1339.986939][ T32] r4:855e8c00 [ 1339.986978][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1339.987022][ T32] r5:855e8c00 r4:8291892c [ 1339.987041][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.987102][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.987152][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5d1e08 ** 2 printk messages dropped ** [ 1339.987240][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1339.987503][ T32] r5:00001000 r4:eb0eb000 [ 1339.987522][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1339.987624][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1339.987969][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.988662][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 8 printk messages dropped ** [ 1339.988996][ T32] r4:82ac11e4 ** 11 printk messages dropped ** [ 1339.989455][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 21 printk messages dropped ** [ 1339.990272][ T32] Workqueue: events bpf_prog_free_deferred ** 18 printk messages dropped ** [ 1340.005635][ T32] r5:00001000 r4:eb3f1000 ** 6 printk messages dropped ** [ 1340.005943][ T32] r10:61c88647 r9:855c8000 r8:854ffcac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1340.006085][ T32] r4:00000001 [ 1340.006124][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.006164][ T32] Exception stack(0xeb5c1fb0 to 0xeb5c1ff8) [ 1340.006193][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.006221][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.006247][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.006274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.006317][ T32] r4:855af300 [ 1340.006759][ T32] INFO: task kworker/0:717:5054 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1340.006813][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.006935][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.006986][ T32] Call trace: [ 1340.007039][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1340.007089][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1340.007112][ T32] r4:00000000 [ 1340.007131][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.007169][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1340.007198][ T32] 5d20: 88fed000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1340.007247][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1340.007298][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1340.007325][ T32] r5:800f0013 r4:80239bb0 [ 1340.007365][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.007410][ T32] r4:82ac11e4 [ 1340.007429][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.007470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1340.007492][ T32] r4:e04e5dc0 [ 1340.007509][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.007549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1340.007571][ T32] r4:00000000 [ 1340.007589][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.007641][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1340.007662][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.007703][ T32] r5:00001000 r4:dfecf000 [ 1340.007722][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.007759][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.007801][ T32] r5:84ea6f8c r4:84ea6c00 [ 1340.007819][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.007864][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1340.007884][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.007952][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.007991][ T32] r4:84fab400 [ 1340.008031][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.008090][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1340.008114][ T32] r4:00000001 [ 1340.008134][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.008170][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1340.008195][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.008231][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.008291][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.008356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.008404][ T32] r4:84faa640 [ 1340.008429][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.008480][ T32] INFO: task kworker/1:244:5057 blocked for more than 466 seconds. [ 1340.008543][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.008577][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.008599][ T32] task:kworker/1:244 state:D stack:0 pid:5057 tgid:5057 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.008677][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.008733][ T32] Call trace: [ 1340.008788][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1340.008834][ T32] r10:82918930 r9:eb5d9d84 r8:00000002 r7:60000113 r6:eb5d9d8c r5:855ca400 [ 1340.008857][ T32] r4:855ca400 ** 2 printk messages dropped ** [ 1340.008940][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1340.009250][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.009293][ T32] r9:83018205 r8:855ca400 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1340.009312][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.009354][ T32] r5:00001000 r4:eb205000 [ 1340.009372][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.009410][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.009470][ T32] r5:85585b8c r4:85585800 [ 1340.009492][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.009536][ T32] r7:ddde2d80 r6:83018200 r5:85585b8c r4:854f7e80 [ 1340.009556][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.009610][ T32] r10:61c88647 r9:855ca400 r8:854f7eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.009642][ T32] r4:854f7e80 [ 1340.009660][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.009703][ T32] r10:00000000 r9:854f7e80 r8:8027f5e8 r7:eb545e60 r6:854ffd80 r5:855ca400 [ 1340.009747][ T32] r4:00000001 [ 1340.009810][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.009851][ T32] Exception stack(0xeb5d9fb0 to 0xeb5d9ff8) [ 1340.009889][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.009943][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.009972][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.010000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.010021][ T32] r4:8561f000 [ 1340.022384][ T32] INFO: task kworker/1:244:5057 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1340.022498][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.022575][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.022652][ T32] Call trace: [ 1340.022704][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1340.022762][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1340.022786][ T32] r4:00000000 [ 1340.022805][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.022843][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1340.022873][ T32] 5d20: 89423000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1340.022901][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1340.022926][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1340.022972][ T32] r5:800f0013 r4:80239bb0 [ 1340.022995][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.023037][ T32] r4:82ac11e4 [ 1340.023056][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.023116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1340.023141][ T32] r4:e04e5dc0 [ 1340.023160][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.023201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1340.023223][ T32] r4:00000000 [ 1340.023241][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.023286][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1340.023325][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.023375][ T32] r5:00001000 r4:dfecf000 [ 1340.023397][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.023436][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.023479][ T32] r5:84ea6f8c r4:84ea6c00 [ 1340.023499][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.023571][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1340.023592][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.023643][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.023681][ T32] r4:84fab400 [ 1340.023703][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.023748][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1340.023791][ T32] r4:00000001 [ 1340.023813][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.023848][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1340.023874][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.023902][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.023927][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.023973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.023999][ T32] r4:84faa640 [ 1340.024022][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.024050][ T32] INFO: task kworker/1:245:5059 blocked for more than 466 seconds. [ 1340.024092][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.024118][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.024138][ T32] task:kworker/1:245 state:D stack:0 pid:5059 tgid:5059 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.024202][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.024245][ T32] Call trace: [ 1340.024274][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1340.024319][ T32] r10:82918930 r9:eb5e1d84 r8:00000002 r7:60000013 r6:eb5e1d8c r5:855ce000 [ 1340.024340][ T32] r4:855ce000 [ 1340.024359][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1340.024397][ T32] r5:855ce000 r4:8291892c [ 1340.024415][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.024472][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.024522][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5e1e08 [ 1340.024544][ T32] r4:00000000 [ 1340.024562][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1340.024607][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.024651][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.024696][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85638bc0 [ 1340.024718][ T32] r4:00000000 [ 1340.024757][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1340.024955][ T32] r5:00001000 r4:eb509000 [ 1340.024975][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.025012][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.025053][ T32] r5:85586f8c r4:85586c00 [ 1340.025092][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.025142][ T32] r7:ddde2d80 r6:83018200 r5:85586f8c r4:854f7f00 [ 1340.025161][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.025208][ T32] r10:61c88647 r9:855ce000 r8:854f7f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.025247][ T32] r4:854f7f00 [ 1340.025290][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.025336][ T32] r10:00000000 r9:854f7f00 r8:8027f5e8 r7:eb5d9e60 r6:854ffe00 r5:855ce000 [ 1340.025358][ T32] r4:00000001 [ 1340.025376][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.025420][ T32] Exception stack(0xeb5e1fb0 to 0xeb5e1ff8) [ 1340.025450][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.025503][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.025532][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.025561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.025585][ T32] r4:8561f000 [ 1340.026073][ T32] INFO: task kworker/1:245:5059 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1340.026131][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.026203][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.026327][ T32] Call trace: [ 1340.026361][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1340.026453][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1340.026486][ T32] r4:00000000 [ 1340.026505][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.026574][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1340.026728][ T32] 5d20: 89423000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1340.027050][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1340.027156][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1340.027231][ T32] r5:800f0013 r4:80239bb0 [ 1340.027285][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.027411][ T32] r4:82ac11e4 [ 1340.027453][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.027542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1340.027594][ T32] r4:e04e5dc0 [ 1340.027667][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.027767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1340.027820][ T32] r4:00000000 [ 1340.027875][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.027981][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1340.028039][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.028136][ T32] r5:00001000 r4:dfecf000 [ 1340.028185][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.028266][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.028377][ T32] r5:84ea6f8c r4:84ea6c00 [ 1340.028429][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.028548][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1340.028624][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.028728][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.028775][ T32] r4:84fab400 [ 1340.028835][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.028950][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1340.029023][ T32] r4:00000001 [ 1340.029093][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1340.029447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1340.065032][ T32] r4:855cd400 ** 4 printk messages dropped ** [ 1340.065483][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5e5e08 ** 9 printk messages dropped ** [ 1340.066334][ T32] r5:00001000 r4:eb241000 [ 1340.066387][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1340.066640][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1340.067475][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.069043][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 2 printk messages dropped ** [ 1340.069239][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1340.069305][ T32] 5d20: 89724000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1340.069373][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1340.069430][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1340.069489][ T32] r5:800f0013 r4:80239bb0 [ 1340.069537][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.069628][ T32] r4:82ac11e4 [ 1340.069696][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.069815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1340.069875][ T32] r4:e04e5dc0 [ 1340.069925][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.070020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1340.070071][ T32] r4:00000000 [ 1340.070138][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.070310][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1340.081295][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.081483][ T32] r5:00001000 r4:dfecf000 [ 1340.081550][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.081646][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.081736][ T32] r5:84ea6f8c r4:84ea6c00 [ 1340.081806][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.081940][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1340.082000][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.082122][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.082198][ T32] r4:84fab400 [ 1340.082252][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.082379][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1340.082457][ T32] r4:00000001 [ 1340.082513][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.082597][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1340.082666][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.082728][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.082807][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.082884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.082941][ T32] r4:84faa640 [ 1340.083000][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.083073][ T32] INFO: task kworker/1:247:5061 blocked for more than 466 seconds. [ 1340.083144][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.083200][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.083249][ T32] task:kworker/1:247 state:D stack:0 pid:5061 tgid:5061 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.083371][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.083489][ T32] Call trace: [ 1340.083596][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1340.083706][ T32] r10:82918930 r9:eb5edd84 r8:00000002 r7:60000113 r6:eb5edd8c r5:855cbc00 [ 1340.083761][ T32] r4:855cbc00 [ 1340.083811][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1340.083919][ T32] r5:855cbc00 r4:8291892c [ 1340.083988][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.084082][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.084183][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5ede08 [ 1340.084236][ T32] r4:00000000 [ 1340.084282][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1340.084364][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.084464][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.084581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561f2c0 [ 1340.084641][ T32] r4:00000000 [ 1340.084695][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.084795][ T32] r9:83018205 r8:855cbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1340.084844][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.084947][ T32] r5:00001000 r4:eb285000 [ 1340.084994][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.085096][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.085207][ T32] r5:85585f8c r4:85585c00 [ 1340.085273][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1340.085563][ T32] r10:61c88647 r9:855cbc00 r8:8561902c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1340.086333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1340.087891][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) ** 5 printk messages dropped ** [ 1340.088329][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1340.088731][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 11 printk messages dropped ** [ 1340.089639][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1340.090243][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1340.115470][ T32] task:kworker/1:248 state:D stack:0 pid:5063 tgid:5063 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1340.116178][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1340.116445][ T32] r5:00001000 r4:eb3a5000 ** 2 printk messages dropped ** [ 1340.116595][ T32] r5:8558638c r4:85586000 ** 3 printk messages dropped ** [ 1340.116766][ T32] r10:61c88647 r9:854bec00 r8:856190ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1340.117129][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.118069][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 4 printk messages dropped ** [ 1340.118256][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 3 printk messages dropped ** [ 1340.118381][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1340.118469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 4 printk messages dropped ** [ 1340.118650][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1340.118815][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1340.118993][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1340.119123][ T32] r4:84fab400 [ 1340.119145][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.119189][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1340.119241][ T32] r4:00000001 [ 1340.119263][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.119298][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1340.119324][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.119350][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.119376][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.119403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.119424][ T32] r4:84faa640 [ 1340.119475][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.119549][ T32] INFO: task kworker/1:249:5065 blocked for more than 466 seconds. [ 1340.119616][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.119671][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.119695][ T32] task:kworker/1:249 state:D stack:0 pid:5065 tgid:5065 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.119737][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.119819][ T32] Call trace: [ 1340.119849][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1340.119905][ T32] r10:82918930 r9:eb561d84 r8:00000002 r7:60000113 r6:eb561d8c r5:855e9800 [ 1340.119959][ T32] r4:855e9800 [ 1340.120000][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1340.120074][ T32] r5:855e9800 r4:8291892c [ 1340.120097][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.120138][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.120183][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb561e08 [ 1340.120204][ T32] r4:00000000 [ 1340.120245][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1340.120356][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.132841][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.132942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85638480 [ 1340.132968][ T32] r4:00000000 [ 1340.132988][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.133058][ T32] r9:83018205 r8:855e9800 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1340.133107][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.133157][ T32] r5:00001000 r4:eb339000 [ 1340.133187][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.133230][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.133273][ T32] r5:8556cf8c r4:8556cc00 [ 1340.133292][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.133338][ T32] r7:ddde2d80 r6:83018200 r5:8556cf8c r4:85619100 [ 1340.133358][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.133471][ T32] r10:61c88647 r9:855e9800 r8:8561912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.133528][ T32] r4:85619100 [ 1340.133551][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.133628][ T32] r10:00000000 r9:85619100 r8:8027f5e8 r7:eb5e1e60 r6:85619180 r5:855e9800 [ 1340.133658][ T32] r4:00000001 [ 1340.133680][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.133742][ T32] Exception stack(0xeb561fb0 to 0xeb561ff8) [ 1340.133861][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.133909][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.133935][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.133963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.133984][ T32] r4:8561f3c0 [ 1340.134426][ T32] INFO: task kworker/1:249:5065 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1340.134462][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.134539][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.134592][ T32] Call trace: [ 1340.134626][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1340.134682][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1340.134705][ T32] r4:00000000 [ 1340.134724][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.134761][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1340.134813][ T32] 5d20: 89f25000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1340.134875][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1340.134903][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1340.134927][ T32] r5:800f0013 r4:80239bb0 [ 1340.134958][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.135003][ T32] r4:82ac11e4 [ 1340.135023][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.135074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1340.135099][ T32] r4:e04e5dc0 [ 1340.135139][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.135183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1340.135236][ T32] r4:00000000 [ 1340.135292][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.135343][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1340.135364][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.135428][ T32] r5:00001000 r4:dfecf000 [ 1340.135450][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.135518][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.135595][ T32] r5:84ea6f8c r4:84ea6c00 [ 1340.135619][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.135707][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1340.135731][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.135798][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.135832][ T32] r4:84fab400 [ 1340.135871][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.135917][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1340.135971][ T32] r4:00000001 [ 1340.136002][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.136039][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1340.136067][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.136094][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.136120][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.136147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 4 printk messages dropped ** [ 1340.136302][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1340.136545][ T32] r4:855ea400 [ 1340.136564][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1340.136627][ T32] r5:855ea400 r4:8291892c [ 1340.136670][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.136713][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.136768][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb601e08 [ 1340.136793][ T32] r4:00000000 [ 1340.136812][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1340.136849][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.136891][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.136932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855aff40 [ 1340.136954][ T32] r4:00000000 [ 1340.136972][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.137014][ T32] r9:83018005 r8:855ea400 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1340.137034][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.137075][ T32] r5:00001000 r4:eb407000 [ 1340.137093][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.137152][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.137198][ T32] r5:8555ef8c r4:8555ec00 [ 1340.137249][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.137317][ T32] r7:dddced80 r6:83018000 r5:8555ef8c r4:84e21000 [ 1340.137360][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.137431][ T32] r10:61c88647 r9:855ea400 r8:84e2102c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.137455][ T32] r4:84e21000 [ 1340.137483][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.137581][ T32] r10:00000000 r9:84e21000 r8:8027f5e8 r7:eb5c9e60 r6:85619200 r5:855ea400 [ 1340.137621][ T32] r4:00000001 [ 1340.137641][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.137694][ T32] Exception stack(0xeb601fb0 to 0xeb601ff8) [ 1340.137744][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1340.137964][ T32] r4:855afe80 ** 6 printk messages dropped ** [ 1340.138602][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.138771][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1340.139232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 11 printk messages dropped ** [ 1340.139804][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1340.140101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.140122][ T32] r4:84faa640 [ 1340.140141][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.140164][ T32] INFO: task kworker/0:719:5071 blocked for more than 466 seconds. [ 1340.140189][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.140268][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.163647][ T32] task:kworker/0:719 state:D stack:0 pid:5071 tgid:5071 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.163771][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.163886][ T32] Call trace: [ 1340.163934][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1340.164013][ T32] r10:82918930 r9:eb609d84 r8:00000002 r7:60000113 r6:eb609d8c r5:855ec800 [ 1340.164066][ T32] r4:855ec800 [ 1340.164090][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1340.164132][ T32] r5:855ec800 r4:8291892c [ 1340.164154][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.164224][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.164273][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb609e08 [ 1340.164295][ T32] r4:00000000 [ 1340.164353][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1340.164394][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.164435][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.164476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ddbe80 [ 1340.164498][ T32] r4:00000000 [ 1340.164516][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.164599][ T32] r9:83018005 r8:855ec800 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1340.164631][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.164678][ T32] r5:00001000 r4:eb45d000 [ 1340.164698][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.164736][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.164854][ T32] r5:8555ff8c r4:8555fc00 [ 1340.164889][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.164970][ T32] r7:dddced80 r6:83018000 r5:8555ff8c r4:84e21080 [ 1340.164995][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.165041][ T32] r10:61c88647 r9:855ec800 r8:84e210ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.165063][ T32] r4:84e21080 [ 1340.165115][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.165224][ T32] r10:00000000 r9:84e21080 r8:8027f5e8 r7:eb5c9e60 r6:85619280 r5:855ec800 [ 1340.165283][ T32] r4:00000001 [ 1340.165306][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.165345][ T32] Exception stack(0xeb609fb0 to 0xeb609ff8) [ 1340.165373][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.165401][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.165437][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.165481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.165505][ T32] r4:855afbc0 [ 1340.165980][ T32] INFO: task kworker/0:719:5071 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1340.166019][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.166117][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.166221][ T32] Call trace: [ 1340.166294][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1340.166371][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1340.166399][ T32] r4:00000000 [ 1340.166419][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.166458][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1340.166486][ T32] 5d20: 8a54d000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1340.166515][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1340.166540][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1340.166562][ T32] r5:800f0013 r4:80239bb0 [ 1340.166620][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.166671][ T32] r4:82ac11e4 [ 1340.166692][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.166736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1340.166758][ T32] r4:e04e5dc0 [ 1340.166780][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.166825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 5 printk messages dropped ** [ 1340.167073][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1340.167361][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1340.167697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1340.168211][ T32] r4:855eb000 ** 4 printk messages dropped ** [ 1340.168374][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb60de08 ** 9 printk messages dropped ** [ 1340.168850][ T32] r5:00001000 r4:eb43f000 [ 1340.168879][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1340.169051][ T32] r7:dddced80 r6:83018000 r5:8555f78c r4:84e21100 ** 7 printk messages dropped ** [ 1340.169319][ T32] Exception stack(0xeb60dfb0 to 0xeb60dff8) ** 6 printk messages dropped ** [ 1340.169753][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1340.185560][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1340.185806][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1340.186123][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 9 printk messages dropped ** [ 1340.186500][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1340.186791][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1340.187290][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1340.187908][ T32] r5:00001000 r4:eb451000 [ 1340.187971][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1340.188185][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1340.188635][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.189527][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 8 printk messages dropped ** [ 1340.189836][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1340.190065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 11 printk messages dropped ** [ 1340.203680][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1340.204123][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.204395][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1340.204591][ T32] r4:855cec00 [ 1340.204609][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1340.204651][ T32] r5:855cec00 r4:8291892c [ 1340.204675][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.204736][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.204840][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb611e08 [ 1340.204905][ T32] r4:00000000 [ 1340.204928][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1340.204968][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.205028][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.205086][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561c1c0 [ 1340.205137][ T32] r4:00000000 [ 1340.205196][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.205274][ T32] r9:83018005 r8:855cec00 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1340.205326][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.205375][ T32] r5:00001000 r4:eb477000 [ 1340.205435][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.205493][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.205546][ T32] r5:8556078c r4:85560400 [ 1340.205589][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.205644][ T32] r7:dddced80 r6:83018000 r5:8556078c r4:84e21280 [ 1340.205664][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.205709][ T32] r10:61c88647 r9:855cec00 r8:84e212ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.205740][ T32] r4:84e21280 [ 1340.205837][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.205894][ T32] r10:00000000 r9:84e21280 r8:8027f5e8 r7:eb609e60 r6:84e21300 r5:855cec00 [ 1340.205937][ T32] r4:00000001 [ 1340.205982][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.206021][ T32] Exception stack(0xeb611fb0 to 0xeb611ff8) [ 1340.206047][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.206075][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.206110][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.206140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.206162][ T32] r4:84ddbec0 [ 1340.206618][ T32] INFO: task kworker/0:722:5077 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1340.206674][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.206756][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.206823][ T32] Call trace: [ 1340.206856][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1340.206925][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1340.206971][ T32] r4:00000000 [ 1340.206993][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.207053][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1340.207084][ T32] 5d20: 8ac20000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1340.207114][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1340.207139][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1340.207162][ T32] r5:800f0013 r4:80239bb0 [ 1340.207198][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.207241][ T32] r4:82ac11e4 [ 1340.207260][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.207302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1340.207325][ T32] r4:e04e5dc0 [ 1340.207343][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.207385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1340.207406][ T32] r4:00000000 [ 1340.207424][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.207467][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1340.207487][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.207527][ T32] r5:00001000 r4:dfecf000 [ 1340.207545][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.207583][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.207638][ T32] r5:84ea6f8c r4:84ea6c00 [ 1340.207672][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.207722][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1340.207743][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.207790][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.207812][ T32] r4:84fab400 [ 1340.207830][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1340.207911][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.208140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1340.208320][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.208686][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1340.209109][ T32] r5:00001000 r4:eb46f000 [ 1340.209130][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1340.209333][ T32] r10:61c88647 r9:847dec00 r8:84e213ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1340.209597][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.230724][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 4 printk messages dropped ** [ 1340.230985][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 5 printk messages dropped ** [ 1340.231201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 4 printk messages dropped ** [ 1340.231405][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1340.231748][ T32] r5:84ea6f8c r4:84ea6c00 ** 2 printk messages dropped ** [ 1340.231838][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1340.231930][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1340.232096][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) ** 3 printk messages dropped ** [ 1340.232227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1340.232380][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1340.232518][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1340.232708][ T32] r4:84ce8c00 ** 2 printk messages dropped ** [ 1340.232790][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.232828][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.232877][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb559e08 [ 1340.232899][ T32] r4:00000000 [ 1340.232929][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1340.232970][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.233005][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.233045][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561c3c0 [ 1340.233087][ T32] r4:00000000 [ 1340.233108][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.233182][ T32] r9:83018005 r8:84ce8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1340.233206][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.233257][ T32] r5:00001000 r4:eb569000 [ 1340.233280][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.233339][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.233408][ T32] r5:85560b8c r4:85560800 [ 1340.233472][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.233524][ T32] r7:dddced80 r6:83018000 r5:85560b8c r4:84e21480 [ 1340.233544][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.233589][ T32] r10:61c88647 r9:84ce8c00 r8:84e214ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.233637][ T32] r4:84e21480 [ 1340.233659][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.233704][ T32] r10:00000000 r9:84e21480 r8:8027f5e8 r7:eb611e60 r6:84e21500 r5:84ce8c00 [ 1340.233728][ T32] r4:00000001 [ 1340.233746][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.233855][ T32] Exception stack(0xeb559fb0 to 0xeb559ff8) [ 1340.233921][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.233974][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.234021][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.234051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.234073][ T32] r4:8561c2c0 [ 1340.234520][ T32] INFO: task kworker/0:724:5081 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1340.234555][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.234640][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.234711][ T32] Call trace: [ 1340.234747][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1340.234830][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1340.234880][ T32] r4:00000000 [ 1340.234901][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.234942][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1340.234970][ T32] 5d20: 8b329000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1340.234999][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1340.235024][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1340.235068][ T32] r5:800f0013 r4:80239bb0 [ 1340.235097][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.235138][ T32] r4:82ac11e4 [ 1340.235177][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.235222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1340.235244][ T32] r4:e04e5dc0 [ 1340.235276][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.235369][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1340.235416][ T32] r4:00000000 [ 1340.235437][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.235484][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1340.235504][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.235545][ T32] r5:00001000 r4:dfecf000 [ 1340.235586][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.235627][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.235692][ T32] r5:84ea6f8c r4:84ea6c00 [ 1340.235734][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.235784][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1340.235804][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.235861][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.235891][ T32] r4:84fab400 [ 1340.235911][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.235955][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1340.235999][ T32] r4:00000001 [ 1340.236021][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.236077][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1340.236128][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.236158][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.236185][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.236234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.236259][ T32] r4:84faa640 [ 1340.236280][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.236304][ T32] INFO: task kworker/0:725:5083 blocked for more than 466 seconds. [ 1340.236330][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.236351][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.236387][ T32] task:kworker/0:725 state:D stack:0 pid:5083 tgid:5083 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.236459][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.236531][ T32] Call trace: [ 1340.236585][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1340.236634][ T32] r10:82918930 r9:eb625d84 r8:00000002 r7:60000113 r6:eb625d8c r5:84cea400 [ 1340.236656][ T32] r4:84cea400 [ 1340.236696][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1340.236739][ T32] r5:84cea400 r4:8291892c [ 1340.236767][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.236808][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.236852][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb625e08 [ 1340.236902][ T32] r4:00000000 [ 1340.236924][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1340.236963][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.236998][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.237037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561c600 [ 1340.237079][ T32] r4:00000000 [ 1340.237101][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.237144][ T32] r9:83018005 r8:84cea400 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1340.237236][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.237303][ T32] r5:00001000 r4:eb627000 [ 1340.237358][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.237399][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.237442][ T32] r5:85560f8c r4:85560c00 [ 1340.237460][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.237524][ T32] r7:dddced80 r6:83018000 r5:85560f8c r4:84e21580 [ 1340.237549][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.237594][ T32] r10:61c88647 r9:84cea400 r8:84e215ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.237645][ T32] r4:84e21580 [ 1340.237680][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.237727][ T32] r10:00000000 r9:84e21580 r8:8027f5e8 r7:eb559e60 r6:84e21600 r5:84cea400 [ 1340.237750][ T32] r4:00000001 [ 1340.237814][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.237873][ T32] Exception stack(0xeb625fb0 to 0xeb625ff8) [ 1340.237903][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.237958][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.238030][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.238077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.238101][ T32] r4:8561c380 [ 1340.238387][ T32] INFO: task kworker/0:725:5083 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1340.238424][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.238480][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.238525][ T32] Call trace: [ 1340.238553][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1340.238600][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1340.238648][ T32] r4:00000000 [ 1340.238672][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.238720][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1340.238751][ T32] 5d20: 8b329000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1340.238780][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1340.238805][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1340.238828][ T32] r5:800f0013 r4:80239bb0 [ 1340.238847][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.238893][ T32] r4:82ac11e4 [ 1340.238912][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.238973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1340.239035][ T32] r4:e04e5dc0 [ 1340.239058][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.239101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1340.239122][ T32] r4:00000000 [ 1340.239140][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.239185][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1340.239205][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.239245][ T32] r5:00001000 r4:dfecf000 [ 1340.239305][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.239349][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.239413][ T32] r5:84ea6f8c r4:84ea6c00 [ 1340.239455][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.239526][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1340.239571][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.239619][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.239662][ T32] r4:84fab400 [ 1340.239685][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.239728][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1340.239750][ T32] r4:00000001 [ 1340.239790][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.239847][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1340.239891][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.239922][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.239957][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.239988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.240010][ T32] r4:84faa640 [ 1340.240055][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.240113][ T32] INFO: task kworker/0:726:5085 blocked for more than 466 seconds. [ 1340.240143][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.240165][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.240185][ T32] task:kworker/0:726 state:D stack:0 pid:5085 tgid:5085 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.240228][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.262531][ T32] Call trace: [ 1340.262581][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1340.262662][ T32] r10:82918930 r9:eb61dd84 r8:00000002 r7:60000113 r6:eb61dd8c r5:84ce8000 [ 1340.262685][ T32] r4:84ce8000 [ 1340.262706][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1340.262746][ T32] r5:84ce8000 r4:8291892c [ 1340.262765][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.262804][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.262848][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb61de08 [ 1340.262878][ T32] r4:00000000 [ 1340.262900][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1340.262938][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.263004][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.263076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561c700 [ 1340.263111][ T32] r4:00000000 [ 1340.263131][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.263178][ T32] r9:83018005 r8:84ce8000 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1340.263199][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.263242][ T32] r5:00001000 r4:eb62d000 [ 1340.263261][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.263311][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.263366][ T32] r5:8556138c r4:85561000 [ 1340.263395][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.263492][ T32] r7:dddced80 r6:83018000 r5:8556138c r4:84e21680 [ 1340.263534][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.263627][ T32] r10:61c88647 r9:84ce8000 r8:84e216ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.263654][ T32] r4:84e21680 [ 1340.263675][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.263742][ T32] r10:00000000 r9:84e21680 r8:8027f5e8 r7:eb625e60 r6:84e21700 r5:84ce8000 ** 4 printk messages dropped ** [ 1340.263887][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.264882][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 4 printk messages dropped ** [ 1340.265047][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1340.265096][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1340.265131][ T32] r5:800f0013 r4:80239bb0 [ 1340.265164][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.265257][ T32] r4:82ac11e4 [ 1340.265307][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.265353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1340.265385][ T32] r4:e04e5dc0 [ 1340.265431][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.265498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1340.265542][ T32] r4:00000000 [ 1340.265563][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.265609][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1340.265635][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.265676][ T32] r5:00001000 r4:dfecf000 [ 1340.265696][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.265733][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.265815][ T32] r5:84ea6f8c r4:84ea6c00 [ 1340.265839][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.265914][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1340.265947][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.265995][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.266017][ T32] r4:84fab400 [ 1340.266035][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.266101][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1340.266165][ T32] r4:00000001 [ 1340.266222][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.266262][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1340.266289][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.266318][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.266344][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.266372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.266415][ T32] r4:84faa640 [ 1340.266457][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.266506][ T32] INFO: task kworker/0:727:5086 blocked for more than 466 seconds. [ 1340.266563][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.266601][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.266636][ T32] task:kworker/0:727 state:D stack:0 pid:5086 tgid:5086 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.266694][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.266738][ T32] Call trace: [ 1340.266767][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1340.266812][ T32] r10:82918930 r9:eb639d84 r8:00000002 r7:60000113 r6:eb639d8c r5:84ceb000 [ 1340.266834][ T32] r4:84ceb000 [ 1340.266853][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1340.266911][ T32] r5:84ceb000 r4:8291892c [ 1340.266946][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.266989][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.267036][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb639e08 [ 1340.267068][ T32] r4:00000000 [ 1340.267090][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1340.267151][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.267200][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.267253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561c940 [ 1340.267277][ T32] r4:00000000 [ 1340.267296][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.267339][ T32] r9:83018005 r8:84ceb000 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1340.267370][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.267435][ T32] r5:00001000 r4:eb63f000 [ 1340.267459][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.267519][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.267565][ T32] r5:8556178c r4:85561400 [ 1340.267585][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.267629][ T32] r7:dddced80 r6:83018000 r5:8556178c r4:84e21780 [ 1340.267649][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.267693][ T32] r10:61c88647 r9:84ceb000 r8:84e217ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.267738][ T32] r4:84e21780 [ 1340.267761][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.267806][ T32] r10:00000000 r9:84e21780 r8:8027f5e8 r7:eb61de60 r6:84e21800 r5:84ceb000 [ 1340.267848][ T32] r4:00000001 [ 1340.267883][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.267923][ T32] Exception stack(0xeb639fb0 to 0xeb639ff8) [ 1340.267950][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.267997][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.268028][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.268057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.268078][ T32] r4:8561c840 [ 1340.268325][ T32] INFO: task kworker/0:727:5086 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1340.268356][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.268464][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.268536][ T32] Call trace: [ 1340.268600][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1340.268674][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1340.268719][ T32] r4:00000000 [ 1340.268763][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.268804][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1340.268891][ T32] 5d20: 8b760000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1340.268946][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1340.268974][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1340.269018][ T32] r5:800f0013 r4:80239bb0 [ 1340.269060][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.269116][ T32] r4:82ac11e4 [ 1340.269138][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.269180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1340.269202][ T32] r4:e04e5dc0 ** 3 printk messages dropped ** [ 1340.269325][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1340.269740][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1340.269858][ T32] r4:84fab400 [ 1340.269883][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.269951][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1340.269977][ T32] r4:00000001 [ 1340.269996][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.270030][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1340.270066][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.270096][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.270133][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.270164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.270186][ T32] r4:84faa640 [ 1340.270205][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.270229][ T32] INFO: task kworker/0:728:5089 blocked for more than 466 seconds. [ 1340.290586][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.290673][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.290722][ T32] task:kworker/0:728 state:D stack:0 pid:5089 tgid:5089 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.290811][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.290885][ T32] Call trace: [ 1340.290919][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1340.290973][ T32] r10:82918930 r9:eb631d84 r8:00000002 r7:60000113 r6:eb631d8c r5:84cebc00 [ 1340.290996][ T32] r4:84cebc00 [ 1340.291061][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1340.291105][ T32] r5:84cebc00 r4:8291892c [ 1340.291135][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.291178][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.291223][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb631e08 [ 1340.291245][ T32] r4:00000000 [ 1340.291262][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1340.291298][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.291345][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.291389][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561ca00 [ 1340.291411][ T32] r4:00000000 [ 1340.291460][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.291510][ T32] r9:83018005 r8:84cebc00 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1340.291531][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.291572][ T32] r5:00001000 r4:eb645000 [ 1340.291591][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.291629][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.291669][ T32] r5:85561b8c r4:85561800 [ 1340.291688][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.291733][ T32] r7:dddced80 r6:83018000 r5:85561b8c r4:84e21880 [ 1340.291754][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.291798][ T32] r10:61c88647 r9:84cebc00 r8:84e218ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.291820][ T32] r4:84e21880 [ 1340.291839][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.291887][ T32] r10:00000000 r9:84e21880 r8:8027f5e8 r7:eb639e60 r6:84e21900 r5:84cebc00 [ 1340.291930][ T32] r4:00000001 [ 1340.291962][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.292002][ T32] Exception stack(0xeb631fb0 to 0xeb631ff8) [ 1340.292029][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.292056][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.292101][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.292133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.292178][ T32] r4:8561c900 [ 1340.292584][ T32] INFO: task kworker/0:728:5089 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1340.292654][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.292745][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.292791][ T32] Call trace: [ 1340.292832][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1340.292890][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1340.292944][ T32] r4:00000000 [ 1340.292967][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.293007][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1340.293036][ T32] 5d20: 8bb69000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1340.293065][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1340.293089][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1340.293135][ T32] r5:800f0013 r4:80239bb0 ** 1 printk messages dropped ** [ 1340.293201][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1340.293400][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 7 printk messages dropped ** [ 1340.293734][ T32] r5:84ea6f8c r4:84ea6c00 ** 1 printk messages dropped ** [ 1340.293843][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 1 printk messages dropped ** [ 1340.293995][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.294041][ T32] r4:84fab400 [ 1340.294064][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.294110][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1340.294154][ T32] r4:00000001 [ 1340.294177][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.294213][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1340.294258][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.294290][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.294316][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.294364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.294389][ T32] r4:84faa640 [ 1340.294410][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.294439][ T32] INFO: task kworker/0:729:5092 blocked for more than 466 seconds. [ 1340.294469][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.294491][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.294522][ T32] task:kworker/0:729 state:D stack:0 pid:5092 tgid:5092 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.294582][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.294635][ T32] Call trace: [ 1340.294713][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1340.294761][ T32] r10:82918930 r9:eb649d84 r8:00000002 r7:60000113 r6:eb649d8c r5:84cec800 [ 1340.294814][ T32] r4:84cec800 [ 1340.294871][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1340.294917][ T32] r5:84cec800 r4:8291892c [ 1340.294937][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.294985][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.295033][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb649e08 [ 1340.295064][ T32] r4:00000000 [ 1340.295093][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1340.295157][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.295204][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.295258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561cb40 [ 1340.295304][ T32] r4:00000000 [ 1340.295348][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.295394][ T32] r9:83018005 r8:84cec800 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1340.295438][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.295505][ T32] r5:00001000 r4:eb653000 [ 1340.295526][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.295566][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.295619][ T32] r5:85561f8c r4:85561c00 [ 1340.295641][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.295685][ T32] r7:dddced80 r6:83018000 r5:85561f8c r4:84e21980 [ 1340.295705][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.295750][ T32] r10:61c88647 r9:84cec800 r8:84e219ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.295793][ T32] r4:84e21980 [ 1340.295823][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.295875][ T32] r10:00000000 r9:84e21980 r8:8027f5e8 r7:eb631e60 r6:84e21a00 r5:84cec800 [ 1340.295908][ T32] r4:00000001 [ 1340.295929][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.295964][ T32] Exception stack(0xeb649fb0 to 0xeb649ff8) [ 1340.295990][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.296017][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.296043][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.296070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.296091][ T32] r4:8561ca40 [ 1340.296342][ T32] INFO: task kworker/0:729:5092 is blocked on a mutex likely owned by task kworker/0:188:3724. ** 4 printk messages dropped ** [ 1340.296649][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 5 printk messages dropped ** [ 1340.296888][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff ** 6 printk messages dropped ** [ 1340.297130][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1340.297696][ T32] r5:84ea6f8c r4:84ea6c00 ** 3 printk messages dropped ** [ 1340.297896][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1340.298181][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1340.298435][ T32] task:kworker/0:730 state:D stack:0 pid:5093 tgid:5093 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1340.298906][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1340.299310][ T32] r9:83018005 r8:84ced400 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 ** 1 printk messages dropped ** [ 1340.299427][ T32] r5:00001000 r4:dfe9d000 ** 2 printk messages dropped ** [ 1340.299597][ T32] r5:8556238c r4:85562000 ** 4 printk messages dropped ** [ 1340.299829][ T32] r4:84e21a80 ** 4 printk messages dropped ** [ 1340.300029][ T32] Exception stack(0xeb63dfb0 to 0xeb63dff8) ** 4 printk messages dropped ** [ 1340.300184][ T32] r4:8561ca40 ** 2 printk messages dropped ** [ 1340.321385][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.321818][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 6 printk messages dropped ** [ 1340.322112][ T32] r4:e04e5dc0 ** 5 printk messages dropped ** [ 1340.322338][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1340.322469][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.322510][ T32] r5:84ea6f8c r4:84ea6c00 [ 1340.322529][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.322576][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1340.322595][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.322639][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.322660][ T32] r4:84fab400 [ 1340.322679][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.322722][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1340.322743][ T32] r4:00000001 [ 1340.322761][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.322794][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1340.322837][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.322874][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.322921][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.322961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.322985][ T32] r4:84faa640 [ 1340.323008][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.323038][ T32] INFO: task kworker/0:731:5095 blocked for more than 466 seconds. [ 1340.323069][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.323113][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.323137][ T32] task:kworker/0:731 state:D stack:0 pid:5095 tgid:5095 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.323182][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.323255][ T32] Call trace: [ 1340.323310][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1340.323358][ T32] r10:82918930 r9:eb651d84 r8:00000002 r7:60000013 r6:eb651d8c r5:84cee000 [ 1340.323401][ T32] r4:84cee000 [ 1340.323449][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1340.323507][ T32] r5:84cee000 r4:8291892c [ 1340.323579][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.323629][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.323676][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb651e08 [ 1340.323699][ T32] r4:00000000 [ 1340.323731][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1340.323793][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.323879][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.323945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561cf40 [ 1340.323989][ T32] r4:00000000 [ 1340.324012][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.324057][ T32] r9:83018005 r8:84cee000 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1340.324098][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.324143][ T32] r5:00001000 r4:eaa1b000 [ 1340.324162][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.324220][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.324304][ T32] r5:8556278c r4:85562400 [ 1340.324339][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.324388][ T32] r7:dddced80 r6:83018000 r5:8556278c r4:84e21b80 [ 1340.324431][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.324494][ T32] r10:61c88647 r9:84cee000 r8:84e21bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.324519][ T32] r4:84e21b80 [ 1340.324538][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.324621][ T32] r10:00000000 r9:84e21b80 r8:8027f5e8 r7:eb63de60 r6:84e21c00 r5:84cee000 [ 1340.324648][ T32] r4:00000001 [ 1340.324670][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.324705][ T32] Exception stack(0xeb651fb0 to 0xeb651ff8) [ 1340.324732][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.324784][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.324847][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.324886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.324912][ T32] r4:8561cd40 [ 1340.325172][ T32] INFO: task kworker/0:731:5095 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1340.325202][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.325360][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.325419][ T32] Call trace: [ 1340.325449][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1340.325518][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1340.325549][ T32] r4:00000000 [ 1340.325587][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.325634][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1340.325663][ T32] 5d20: 8bf52000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1340.325701][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1340.325730][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1340.325754][ T32] r5:800f0013 r4:80239bb0 [ 1340.325818][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.325862][ T32] r4:82ac11e4 [ 1340.325887][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.325930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1340.325966][ T32] r4:e04e5dc0 [ 1340.325989][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.326031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1340.326073][ T32] r4:00000000 [ 1340.326095][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.326172][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1340.326195][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.326238][ T32] r5:00001000 r4:dfecf000 [ 1340.326278][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.326319][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.326361][ T32] r5:84ea6f8c r4:84ea6c00 [ 1340.326380][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.326425][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1340.326444][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.326490][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.326531][ T32] r4:84fab400 [ 1340.326553][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.326616][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1340.326663][ T32] r4:00000001 [ 1340.326704][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.326764][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1340.326795][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.326834][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.326874][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.326905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.326927][ T32] r4:84faa640 [ 1340.326956][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.326984][ T32] INFO: task kworker/0:732:5096 blocked for more than 466 seconds. [ 1340.327011][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.327034][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.327054][ T32] task:kworker/0:732 state:D stack:0 pid:5096 tgid:5096 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.327098][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.327185][ T32] Call trace: [ 1340.327219][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1340.327287][ T32] r10:82918930 r9:eb65dd84 r8:00000002 r7:60000013 r6:eb65dd8c r5:84ce9800 [ 1340.327321][ T32] r4:84ce9800 [ 1340.327364][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1340.327413][ T32] r5:84ce9800 r4:8291892c [ 1340.327433][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.327471][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.327537][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb65de08 [ 1340.327562][ T32] r4:00000000 [ 1340.327582][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1340.327621][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.327677][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.327748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562e3c0 [ 1340.327775][ T32] r4:00000000 [ 1340.327816][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.327871][ T32] r9:83018005 r8:84ce9800 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1340.327914][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.327965][ T32] r5:00001000 r4:eae45000 [ 1340.327985][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.328024][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.328066][ T32] r5:8556338c r4:85563000 [ 1340.328084][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.328130][ T32] r7:dddced80 r6:83018000 r5:8556338c r4:84e21c80 [ 1340.328149][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.328215][ T32] r10:61c88647 r9:84ce9800 r8:84e21cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.328271][ T32] r4:84e21c80 [ 1340.328303][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.328382][ T32] r10:00000000 r9:84e21c80 r8:8027f5e8 r7:eb651e60 r6:84e21d00 r5:84ce9800 [ 1340.328410][ T32] r4:00000001 [ 1340.328452][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.328506][ T32] Exception stack(0xeb65dfb0 to 0xeb65dff8) [ 1340.328543][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1340.328691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1340.329274][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.329488][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1340.329716][ T32] r4:e04e5dc0 ** 7 printk messages dropped ** [ 1340.330051][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1340.363533][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1340.363964][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1340.364137][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1340.364462][ T32] r4:855d8000 ** 4 printk messages dropped ** [ 1340.364702][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb665e08 ** 6 printk messages dropped ** [ 1340.365013][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1340.365127][ T32] r5:00001000 r4:eab61000 ** 2 printk messages dropped ** [ 1340.365280][ T32] r5:85562b8c r4:85562800 ** 3 printk messages dropped ** [ 1340.365455][ T32] r10:61c88647 r9:855d8000 r8:84e21dac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1340.365755][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.366533][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 8 printk messages dropped ** [ 1340.366900][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1340.367030][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1340.367462][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 5 printk messages dropped ** [ 1340.367644][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.367854][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.368089][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.368321][ T32] r5:855d8c00 r4:8291892c [ 1340.368340][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.368376][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.368420][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb66de08 [ 1340.368441][ T32] r4:00000000 [ 1340.368460][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1340.368497][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.368532][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.368571][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562e2c0 [ 1340.368604][ T32] r4:00000000 [ 1340.368639][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.368682][ T32] r9:83018005 r8:855d8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1340.368725][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.368768][ T32] r5:00001000 r4:eadf3000 [ 1340.368788][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.368825][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.368871][ T32] r5:85562f8c r4:85562c00 [ 1340.368913][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.368983][ T32] r7:dddced80 r6:83018000 r5:85562f8c r4:84e21e80 [ 1340.369006][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.369053][ T32] r10:61c88647 r9:855d8c00 r8:84e21eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.369075][ T32] r4:84e21e80 [ 1340.369093][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.369136][ T32] r10:00000000 r9:84e21e80 r8:8027f5e8 r7:eb65de60 r6:84e21f00 r5:855d8c00 [ 1340.369157][ T32] r4:00000001 [ 1340.369174][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.369207][ T32] Exception stack(0xeb66dfb0 to 0xeb66dff8) [ 1340.369242][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.369272][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.369300][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.369344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.369369][ T32] r4:8562e100 [ 1340.369621][ T32] INFO: task kworker/0:734:5101 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1340.369652][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.369704][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.369801][ T32] Call trace: [ 1340.369868][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1340.369922][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1340.369945][ T32] r4:00000000 [ 1340.369963][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.370000][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1340.370029][ T32] 5d20: 8ca6c000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1340.370068][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1340.370105][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1340.370147][ T32] r5:800f0013 r4:80239bb0 [ 1340.370170][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.370211][ T32] r4:82ac11e4 [ 1340.370229][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.380983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1340.381062][ T32] r4:e04e5dc0 [ 1340.381097][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.381194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1340.381222][ T32] r4:00000000 [ 1340.381265][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.381318][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1340.381340][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.381415][ T32] r5:00001000 r4:dfecf000 [ 1340.381461][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.381504][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.381550][ T32] r5:84ea6f8c r4:84ea6c00 [ 1340.381570][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.381647][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1340.381671][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.381718][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.381741][ T32] r4:84fab400 [ 1340.381788][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.381860][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1340.381890][ T32] r4:00000001 [ 1340.381910][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.381969][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1340.382017][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.382069][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.382097][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.382126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 2 printk messages dropped ** [ 1340.382200][ T32] INFO: task kworker/0:735:5104 blocked for more than 466 seconds. ** 10 printk messages dropped ** [ 1340.382692][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1340.383202][ T32] r5:00001000 r4:eaeb5000 [ 1340.383243][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1340.383606][ T32] r10:61c88647 r9:855ee000 r8:84e21fac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1340.384064][ T32] r4:8562e280 ** 2 printk messages dropped ** [ 1340.384639][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.385021][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 10 printk messages dropped ** [ 1340.385467][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1340.385893][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1340.386258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1340.386679][ T32] r4:855e3c00 ** 4 printk messages dropped ** [ 1340.386891][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb681e08 ** 2 printk messages dropped ** [ 1340.386997][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.387032][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.387095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562e600 [ 1340.387130][ T32] r4:00000000 [ 1340.387167][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.387237][ T32] r9:83018005 r8:855e3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1340.387260][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.387301][ T32] r5:00001000 r4:eb137000 [ 1340.387354][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.387418][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.387486][ T32] r5:85563b8c r4:85563800 [ 1340.387530][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.387616][ T32] r7:dddced80 r6:83018000 r5:85563b8c r4:8562f000 [ 1340.387677][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.387731][ T32] r10:61c88647 r9:855e3c00 r8:8562f02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.387753][ T32] r4:8562f000 [ 1340.387792][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.387839][ T32] r10:00000000 r9:8562f000 r8:8027f5e8 r7:eb675e60 r6:85619400 r5:855e3c00 [ 1340.387869][ T32] r4:00000001 [ 1340.387914][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.387976][ T32] Exception stack(0xeb681fb0 to 0xeb681ff8) [ 1340.388004][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.388054][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.388085][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.388116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.388160][ T32] r4:8562e4c0 [ 1340.388430][ T32] INFO: task kworker/0:736:5107 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1340.388461][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.388571][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.388621][ T32] Call trace: [ 1340.388651][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1340.388708][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1340.388733][ T32] r4:00000000 [ 1340.388775][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.388816][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1340.388844][ T32] 5d20: 8ca6c000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1340.388900][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1340.388931][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1340.388956][ T32] r5:800f0013 r4:80239bb0 [ 1340.388985][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.389065][ T32] r4:82ac11e4 [ 1340.389088][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.389130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1340.389152][ T32] r4:e04e5dc0 [ 1340.389170][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.389210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1340.389230][ T32] r4:00000000 [ 1340.389268][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.389316][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1340.389337][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.389417][ T32] r5:00001000 r4:dfecf000 [ 1340.389462][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.389513][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.389557][ T32] r5:84ea6f8c r4:84ea6c00 [ 1340.389576][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.389631][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1340.389653][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.389699][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.389720][ T32] r4:84fab400 [ 1340.389739][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.389831][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1340.389887][ T32] r4:00000001 [ 1340.389920][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.389957][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1340.389984][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.390029][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.390058][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.390107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.390141][ T32] r4:84faa640 [ 1340.390171][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.390209][ T32] INFO: task kworker/0:737:5108 blocked for more than 466 seconds. [ 1340.390240][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.390310][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.414966][ T32] task:kworker/0:737 state:D stack:0 pid:5108 tgid:5108 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.415074][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1340.415387][ T32] r4:84cf0000 ** 5 printk messages dropped ** [ 1340.415648][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.415879][ T32] r9:83018005 r8:84cf0000 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 ** 1 printk messages dropped ** [ 1340.415968][ T32] r5:00001000 r4:eb309000 ** 2 printk messages dropped ** [ 1340.416086][ T32] r5:8556c78c r4:8556c400 ** 4 printk messages dropped ** [ 1340.416252][ T32] r4:8562f080 ** 4 printk messages dropped ** [ 1340.416399][ T32] Exception stack(0xeb685fb0 to 0xeb685ff8) [ 1340.416431][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.416458][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.416484][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.416511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.416544][ T32] r4:8562e4c0 [ 1340.416991][ T32] INFO: task kworker/0:737:5108 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1340.417026][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.417107][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.417153][ T32] Call trace: [ 1340.417182][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1340.417232][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1340.417275][ T32] r4:00000000 [ 1340.417299][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.417339][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1340.417388][ T32] 5d20: 8cf54000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1340.417436][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1340.417464][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1340.417488][ T32] r5:800f0013 r4:80239bb0 [ 1340.417508][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.417548][ T32] r4:82ac11e4 [ 1340.417567][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1340.417799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 10 printk messages dropped ** [ 1340.418243][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1340.418662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1340.419094][ T32] r4:84cf1800 ** 3 printk messages dropped ** [ 1340.419233][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1340.419521][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1340.419630][ T32] r5:00001000 r4:eb19f000 [ 1340.419650][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1340.419748][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1340.420118][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.438173][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.438449][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 1340.438878][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1340.439186][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1340.439646][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1340.440135][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1340.447153][ T32] r9:83018005 r8:84cf3000 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1340.447197][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.447245][ T32] r5:00001000 r4:eb1c1000 [ 1340.447285][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.447351][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.447399][ T32] r5:8556c38c r4:8556c000 [ 1340.447440][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.447492][ T32] r7:dddced80 r6:83018000 r5:8556c38c r4:8562f180 [ 1340.447513][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.447558][ T32] r10:61c88647 r9:84cf3000 r8:8562f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.447579][ T32] r4:8562f180 [ 1340.447597][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.447648][ T32] r10:00000000 r9:8562f180 r8:8027f5e8 r7:eb685e60 r6:85619580 r5:84cf3000 [ 1340.447670][ T32] r4:00000001 [ 1340.447688][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.447723][ T32] Exception stack(0xeb695fb0 to 0xeb695ff8) [ 1340.447774][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.447814][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.447842][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.447880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.447904][ T32] r4:8562e780 [ 1340.448334][ T32] INFO: task kworker/0:739:5112 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1340.448368][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.448482][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.448578][ T32] Call trace: [ 1340.448619][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1340.448672][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 8 printk messages dropped ** [ 1340.448994][ T32] r4:82ac11e4 ** 11 printk messages dropped ** [ 1340.449387][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1340.449880][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1340.463164][ T32] r4:84cf0c00 ** 7 printk messages dropped ** [ 1340.463569][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.463611][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.463658][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562ec40 [ 1340.463680][ T32] r4:00000000 [ 1340.463698][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.463743][ T32] r9:83018005 r8:84cf0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1340.463764][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.463809][ T32] r5:00001000 r4:eb359000 [ 1340.463840][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.463882][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.463939][ T32] r5:8556d38c r4:8556d000 [ 1340.463961][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.464030][ T32] r7:dddced80 r6:83018000 r5:8556d38c r4:8562f200 [ 1340.464081][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.464131][ T32] r10:61c88647 r9:84cf0c00 r8:8562f22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.464175][ T32] r4:8562f200 [ 1340.464196][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.464273][ T32] r10:00000000 r9:8562f200 r8:8027f5e8 r7:eb685e60 r6:85619600 r5:84cf0c00 [ 1340.464298][ T32] r4:00000001 [ 1340.464339][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.464380][ T32] Exception stack(0xeb699fb0 to 0xeb699ff8) [ 1340.464409][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.464458][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.464487][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.464515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.464559][ T32] r4:8562e900 [ 1340.465077][ T32] INFO: task kworker/0:740:5113 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1340.465120][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.465218][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.465378][ T32] Call trace: [ 1340.465416][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1340.465488][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1340.465538][ T32] r4:00000000 [ 1340.465560][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.465601][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1340.465659][ T32] 5d20: 8d7ea000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1340.465692][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1340.465717][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1340.465741][ T32] r5:800f0013 r4:80239bb0 [ 1340.465794][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.465864][ T32] r4:82ac11e4 [ 1340.465910][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.465959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1340.465982][ T32] r4:e04e5dc0 [ 1340.466032][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.466122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1340.466149][ T32] r4:00000000 [ 1340.466168][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.466213][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1340.466257][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1340.466405][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1340.466611][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1340.466744][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1340.467027][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1340.467192][ T32] INFO: task kworker/0:741:5115 blocked for more than 466 seconds. ** 2 printk messages dropped ** [ 1340.467295][ T32] task:kworker/0:741 state:D stack:0 pid:5115 tgid:5115 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1340.467739][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1340.467978][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.468022][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562ebc0 [ 1340.468066][ T32] r4:00000000 [ 1340.468105][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.468153][ T32] r9:83018005 r8:855db000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1340.468185][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.468230][ T32] r5:00001000 r4:eb31d000 [ 1340.468251][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.468290][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.468354][ T32] r5:8556cb8c r4:8556c800 [ 1340.468377][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.468423][ T32] r7:dddced80 r6:83018000 r5:8556cb8c r4:8562f280 [ 1340.468443][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.468488][ T32] r10:61c88647 r9:855db000 r8:8562f2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.468512][ T32] r4:8562f280 [ 1340.468551][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.468601][ T32] r10:00000000 r9:8562f280 r8:8027f5e8 r7:eb699e60 r6:8562f300 r5:855db000 [ 1340.468630][ T32] r4:00000001 [ 1340.468671][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.468711][ T32] Exception stack(0xeb691fb0 to 0xeb691ff8) [ 1340.468761][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.468794][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.468821][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.468881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.468908][ T32] r4:8562e980 [ 1340.469163][ T32] INFO: task kworker/0:741:5115 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1340.469218][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.469358][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.469436][ T32] Call trace: [ 1340.469491][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1340.469543][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1340.469567][ T32] r4:00000000 [ 1340.469586][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.469631][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1340.469662][ T32] 5d20: 8d7ea000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1340.469692][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1340.469739][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1340.469793][ T32] r5:800f0013 r4:80239bb0 [ 1340.469816][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.469882][ T32] r4:82ac11e4 [ 1340.469915][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.469959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1340.469982][ T32] r4:e04e5dc0 [ 1340.470001][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.470063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1340.470089][ T32] r4:00000000 [ 1340.470108][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.470154][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1340.470175][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.470218][ T32] r5:00001000 r4:dfecf000 [ 1340.470238][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.470276][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.470317][ T32] r5:84ea6f8c r4:84ea6c00 [ 1340.470390][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.490727][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1340.490775][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.490848][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.490873][ T32] r4:84fab400 [ 1340.490929][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.491003][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 2 printk messages dropped ** [ 1340.491091][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) ** 1 printk messages dropped ** [ 1340.491163][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.491238][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.491271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.491304][ T32] r4:84faa640 [ 1340.491332][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.491375][ T32] INFO: task kworker/0:742:5117 blocked for more than 466 seconds. [ 1340.491409][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.491433][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.491458][ T32] task:kworker/0:742 state:D stack:0 pid:5117 tgid:5117 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.491518][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1340.491823][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1340.492234][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.492284][ T32] r5:00001000 r4:eb377000 [ 1340.492306][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1340.492429][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1340.492845][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1340.493509][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.493825][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) ** 8 printk messages dropped ** [ 1340.494108][ T32] r4:e04e5dc0 ** 7 printk messages dropped ** [ 1340.494426][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1340.494670][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.494694][ T32] r4:84fab400 [ 1340.494714][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.494758][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1340.494790][ T32] r4:00000001 [ 1340.494837][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.494906][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1340.494935][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.494964][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.494990][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.495019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.495043][ T32] r4:84faa640 [ 1340.495087][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.495119][ T32] INFO: task kworker/1:250:5121 blocked for more than 466 seconds. [ 1340.495149][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.495198][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.495223][ T32] task:kworker/1:250 state:D stack:0 pid:5121 tgid:5121 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.495310][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.495357][ T32] Call trace: [ 1340.495418][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1340.495467][ T32] r10:82918930 r9:eb6a5d84 r8:00000002 r7:60000113 r6:eb6a5d8c r5:84cf5400 [ 1340.495490][ T32] r4:84cf5400 [ 1340.495511][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1340.495553][ T32] r5:84cf5400 r4:8291892c [ 1340.495624][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.495690][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.495741][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6a5e08 [ 1340.495774][ T32] r4:00000000 [ 1340.495798][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1340.495861][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.495911][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.495956][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85638440 [ 1340.495980][ T32] r4:00000000 [ 1340.496000][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1340.496110][ T32] r5:00001000 r4:eb4fd000 ** 1 printk messages dropped ** [ 1340.496167][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1340.497030][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.497128][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.497208][ T32] Call trace: [ 1340.497266][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1340.497318][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1340.497350][ T32] r4:00000000 [ 1340.497400][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.497443][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1340.497501][ T32] 5d20: 8dd12000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1340.497556][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1340.497599][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1340.497632][ T32] r5:800f0013 r4:80239bb0 [ 1340.497652][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.497713][ T32] r4:82ac11e4 [ 1340.497740][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.497805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1340.497838][ T32] r4:e04e5dc0 [ 1340.497860][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.497903][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1340.497947][ T32] r4:00000000 [ 1340.497969][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.498035][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1340.498081][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.498138][ T32] r5:00001000 r4:dfecf000 [ 1340.498180][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.498243][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.498288][ T32] r5:84ea6f8c r4:84ea6c00 [ 1340.498328][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.498379][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1340.498399][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.498444][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.498489][ T32] r4:84fab400 [ 1340.498511][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.498556][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1340.498579][ T32] r4:00000001 [ 1340.498621][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1340.498789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1340.498998][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1340.499177][ T32] r4:84cf6c00 ** 5 printk messages dropped ** [ 1340.499389][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.499561][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8563c040 ** 4 printk messages dropped ** [ 1340.499764][ T32] r5:00001000 r4:eb38f000 [ 1340.499784][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1340.500069][ T32] r10:61c88647 r9:84cf6c00 r8:8562f52c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1340.523978][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.525283][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 8 printk messages dropped ** [ 1340.525813][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1340.526162][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1340.526745][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1340.527096][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) ** 7 printk messages dropped ** [ 1340.527531][ T32] Not tainted 6.15.0-syzkaller #0 ** 4 printk messages dropped ** [ 1340.527855][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1340.528385][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6b5e08 [ 1340.528455][ T32] r4:00000000 [ 1340.528531][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1340.528597][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.528665][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.528731][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8563c480 [ 1340.528795][ T32] r4:00000000 [ 1340.528834][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.528907][ T32] r9:83018005 r8:84cf4800 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1340.528943][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.529010][ T32] r5:00001000 r4:eb4df000 [ 1340.529045][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.529107][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.529175][ T32] r5:8556e78c r4:8556e400 [ 1340.529207][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.529276][ T32] r7:dddced80 r6:83018000 r5:8556e78c r4:8562f580 [ 1340.529323][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.529529][ T32] r10:61c88647 r9:84cf4800 r8:8562f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.529585][ T32] r4:8562f580 [ 1340.529644][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.529779][ T32] r10:00000000 r9:8562f580 r8:8027f5e8 r7:eb6ade60 r6:85619800 r5:84cf4800 [ 1340.529826][ T32] r4:00000001 [ 1340.529892][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.529969][ T32] Exception stack(0xeb6b5fb0 to 0xeb6b5ff8) [ 1340.530028][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.530088][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.530135][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.530181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.530220][ T32] r4:8563c2c0 [ 1340.551149][ T32] INFO: task kworker/0:744:5125 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1340.551275][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.551381][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.551464][ T32] Call trace: [ 1340.551500][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1340.551557][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1340.551581][ T32] r4:00000000 [ 1340.551634][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.551685][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1340.551716][ T32] 5d20: 8e50e000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1340.551746][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1340.551799][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1340.551849][ T32] r5:800f0013 r4:80239bb0 [ 1340.551872][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.551926][ T32] r4:82ac11e4 [ 1340.551948][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.552001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1340.552049][ T32] r4:e04e5dc0 [ 1340.552092][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.552139][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1340.552161][ T32] r4:00000000 [ 1340.552180][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.552226][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1340.552246][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.552316][ T32] r5:00001000 r4:dfecf000 [ 1340.552419][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.552483][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.552539][ T32] r5:84ea6f8c r4:84ea6c00 [ 1340.552568][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.552622][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1340.552644][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.552709][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.552754][ T32] r4:84fab400 [ 1340.552777][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.552822][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1340.552844][ T32] r4:00000001 [ 1340.552887][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.552951][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1340.553004][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.553036][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.553073][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.553104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.553146][ T32] r4:84faa640 [ 1340.553173][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.553203][ T32] INFO: task kworker/0:745:5126 blocked for more than 467 seconds. [ 1340.553257][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.553284][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.553305][ T32] task:kworker/0:745 state:D stack:0 pid:5126 tgid:5126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.553359][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.553435][ T32] Call trace: [ 1340.553466][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1340.553511][ T32] r10:82918930 r9:eb6b9d84 r8:00000002 r7:60000013 r6:eb6b9d8c r5:84cf2400 ** 2 printk messages dropped ** [ 1340.553656][ T32] r5:84cf2400 r4:8291892c ** 5 printk messages dropped ** [ 1340.553887][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1340.554224][ T32] r5:00001000 r4:eb3ab000 ** 1 printk messages dropped ** [ 1340.554286][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1340.554617][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.554781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1340.555399][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) ** 5 printk messages dropped ** [ 1340.555653][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1340.556050][ T32] r5:00001000 r4:dfecf000 ** 4 printk messages dropped ** [ 1340.556274][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 5 printk messages dropped ** [ 1340.556475][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.556691][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.557029][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1340.557213][ T32] r4:855ebc00 [ 1340.557232][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1340.557271][ T32] r5:855ebc00 r4:8291892c [ 1340.557290][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.557326][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.557380][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6c1e08 [ 1340.557404][ T32] r4:00000000 [ 1340.557425][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1340.557482][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.557521][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.557564][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8563c380 [ 1340.557585][ T32] r4:00000000 [ 1340.557603][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.557653][ T32] r9:83018005 r8:855ebc00 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1340.557673][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.557737][ T32] r5:00001000 r4:eb44b000 [ 1340.557790][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.557863][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.557907][ T32] r5:8556e38c r4:8556e000 [ 1340.557928][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.557981][ T32] r7:dddced80 r6:83018000 r5:8556e38c r4:8562f680 [ 1340.558025][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.558074][ T32] r10:61c88647 r9:855ebc00 r8:8562f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.558096][ T32] r4:8562f680 [ 1340.558114][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.558179][ T32] r10:00000000 r9:8562f680 r8:8027f5e8 r7:eb6b5e60 r6:85619900 r5:855ebc00 [ 1340.558223][ T32] r4:00000001 [ 1340.558245][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.558279][ T32] Exception stack(0xeb6c1fb0 to 0xeb6c1ff8) [ 1340.558327][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.558381][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.558431][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.558471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.558495][ T32] r4:8563c140 [ 1340.558709][ T32] INFO: task kworker/0:746:5127 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1340.558743][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.558907][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.559018][ T32] Call trace: [ 1340.559094][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1340.559145][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1340.559168][ T32] r4:00000000 [ 1340.559186][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.559224][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1340.559273][ T32] 5d20: 8e50e000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1340.559306][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1340.559331][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1340.559354][ T32] r5:800f0013 r4:80239bb0 [ 1340.559394][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.559437][ T32] r4:82ac11e4 [ 1340.559456][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.559519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1340.559544][ T32] r4:e04e5dc0 [ 1340.559577][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.559637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1340.559663][ T32] r4:00000000 [ 1340.559682][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.559726][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1340.559786][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.559830][ T32] r5:00001000 r4:dfecf000 [ 1340.559851][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.559888][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.559930][ T32] r5:84ea6f8c r4:84ea6c00 [ 1340.559949][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.560014][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1340.560037][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.560084][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.560105][ T32] r4:84fab400 [ 1340.560147][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.560193][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1340.560214][ T32] r4:00000001 [ 1340.560233][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.578249][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1340.578346][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.578401][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.578433][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.578465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.578509][ T32] r4:84faa640 [ 1340.578538][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.578588][ T32] INFO: task kworker/0:747:5130 blocked for more than 467 seconds. [ 1340.578629][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.578654][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.578696][ T32] task:kworker/0:747 state:D stack:0 pid:5130 tgid:5130 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.578781][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1340.579014][ T32] r4:84cf3c00 ** 4 printk messages dropped ** [ 1340.579236][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6c9e08 ** 9 printk messages dropped ** [ 1340.579770][ T32] r5:00001000 r4:eb4f3000 [ 1340.579821][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1340.579940][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.580010][ T32] r7:dddced80 r6:83018000 r5:8556eb8c r4:8562f700 [ 1340.580034][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.580081][ T32] r10:61c88647 r9:84cf3c00 r8:8562f72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.580126][ T32] r4:8562f700 [ 1340.580170][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.580218][ T32] r10:00000000 r9:8562f700 r8:8027f5e8 r7:eb6b5e60 r6:85619980 r5:84cf3c00 [ 1340.580286][ T32] r4:00000001 [ 1340.592623][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.592729][ T32] Exception stack(0xeb6c9fb0 to 0xeb6c9ff8) [ 1340.592766][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.592796][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.592821][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.592873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.592901][ T32] r4:8563c5c0 [ 1340.593325][ T32] INFO: task kworker/0:747:5130 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1340.593359][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.593474][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.593560][ T32] Call trace: [ 1340.593625][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1340.593678][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1340.593721][ T32] r4:00000000 [ 1340.593745][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.593812][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1340.593871][ T32] 5d20: 8ecd3000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1340.593905][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 3 printk messages dropped ** [ 1340.594018][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1340.594268][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1340.594640][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1340.594969][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.595410][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1340.595824][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1340.595909][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6d1e08 [ 1340.595930][ T32] r4:00000000 [ 1340.595971][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1340.596013][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.596083][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.596178][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8563cc40 [ 1340.596203][ T32] r4:00000000 [ 1340.596244][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.596299][ T32] r9:83018005 r8:855eec00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1340.596322][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.596387][ T32] r5:00001000 r4:eb55b000 [ 1340.596409][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.596448][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.596510][ T32] r5:8556fb8c r4:8556f800 [ 1340.596553][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.596626][ T32] r7:dddced80 r6:83018000 r5:8556fb8c r4:8562f780 [ 1340.596673][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.596722][ T32] r10:61c88647 r9:855eec00 r8:8562f7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.596768][ T32] r4:8562f780 [ 1340.596790][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.596870][ T32] r10:00000000 r9:8562f780 r8:8027f5e8 r7:eb6c9e60 r6:85619a00 r5:855eec00 [ 1340.596895][ T32] r4:00000001 [ 1340.596914][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.596970][ T32] Exception stack(0xeb6d1fb0 to 0xeb6d1ff8) [ 1340.596999][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.597026][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.597051][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.597079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.597101][ T32] r4:8563c340 [ 1340.597345][ T32] INFO: task kworker/0:748:5132 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1340.597376][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.597499][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.597591][ T32] Call trace: [ 1340.597671][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1340.597723][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1340.597755][ T32] r4:00000000 [ 1340.597840][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.597883][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1340.597912][ T32] 5d20: 8ecd3000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1340.597974][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1340.598020][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1340.598069][ T32] r5:800f0013 r4:80239bb0 [ 1340.598091][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1340.598216][ T32] r4:e04e5dc0 ** 7 printk messages dropped ** [ 1340.598521][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1340.598941][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.599174][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1340.599556][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1340.600015][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1340.600295][ T32] r5:00001000 r4:eb523000 ** 2 printk messages dropped ** [ 1340.620908][ T32] r5:8556ef8c r4:8556ec00 ** 4 printk messages dropped ** [ 1340.621087][ T32] r4:8562f800 [ 1340.621129][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.621178][ T32] r10:00000000 r9:8562f800 r8:8027f5e8 r7:eb6d1e60 r6:85619a80 r5:855ed400 [ 1340.621200][ T32] r4:00000001 [ 1340.621219][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.621256][ T32] Exception stack(0xeb6cdfb0 to 0xeb6cdff8) [ 1340.621287][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.621339][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.621389][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.621441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.621486][ T32] r4:8563c340 [ 1340.621940][ T32] INFO: task kworker/0:749:5133 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1340.621977][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.622087][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.622137][ T32] Call trace: [ 1340.622177][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1340.622253][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1340.622301][ T32] r4:00000000 [ 1340.622324][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.622363][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1340.622438][ T32] 5d20: 8f236000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1340.622484][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1340.622512][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1340.622545][ T32] r5:800f0013 r4:80239bb0 [ 1340.622567][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.622643][ T32] r4:82ac11e4 [ 1340.622667][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.622731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1340.622779][ T32] r4:e04e5dc0 [ 1340.622802][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.622890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1340.622916][ T32] r4:00000000 [ 1340.622970][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.623019][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1340.623041][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.623092][ T32] r5:00001000 r4:dfecf000 [ 1340.623136][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.623180][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.623222][ T32] r5:84ea6f8c r4:84ea6c00 [ 1340.623251][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1340.623496][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1340.623955][ T32] INFO: task kworker/1:251:5136 blocked for more than 467 seconds. ** 9 printk messages dropped ** [ 1340.624377][ T32] r5:846e0000 r4:8291892c ** 5 printk messages dropped ** [ 1340.624643][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1340.624979][ T32] r5:00001000 r4:eb6fb000 [ 1340.625001][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1340.625101][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1340.625449][ T32] Exception stack(0xeb69dfb0 to 0xeb69dff8) ** 7 printk messages dropped ** [ 1340.626017][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.626413][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 10 printk messages dropped ** [ 1340.626799][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1340.627244][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1340.627659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1340.628022][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1340.628393][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1340.628675][ T32] r5:00001000 r4:eb517000 [ 1340.628694][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.628732][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.628772][ T32] r5:8558738c r4:85587000 [ 1340.628801][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.628847][ T32] r7:ddde2d80 r6:83018200 r5:8558738c r4:85619c00 [ 1340.628867][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.628911][ T32] r10:61c88647 r9:846e1800 r8:85619c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.628933][ T32] r4:85619c00 [ 1340.628951][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.628995][ T32] r10:00000000 r9:85619c00 r8:8027f5e8 r7:eb69de60 r6:85619c80 r5:846e1800 [ 1340.629026][ T32] r4:00000001 [ 1340.629046][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.629081][ T32] Exception stack(0xeb6d5fb0 to 0xeb6d5ff8) [ 1340.629106][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.629133][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.629158][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.629186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.629207][ T32] r4:85638780 [ 1340.629391][ T32] INFO: task kworker/1:252:5138 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1340.629422][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.629474][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.629538][ T32] Call trace: [ 1340.629592][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1340.629670][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1340.629702][ T32] r4:00000000 [ 1340.629721][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.629813][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1340.629846][ T32] 5d20: 8f236000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1340.629875][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1340.629900][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1340.629923][ T32] r5:800f0013 r4:80239bb0 [ 1340.629942][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.630005][ T32] r4:82ac11e4 [ 1340.630027][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.630070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1340.630092][ T32] r4:e04e5dc0 [ 1340.630110][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.630150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1340.630174][ T32] r4:00000000 [ 1340.630215][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.652769][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1340.652850][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.652972][ T32] r5:00001000 r4:dfecf000 ** 2 printk messages dropped ** [ 1340.653186][ T32] r5:84ea6f8c r4:84ea6c00 ** 3 printk messages dropped ** [ 1340.653327][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1340.653781][ T32] r4:84faa640 ** 4 printk messages dropped ** [ 1340.654031][ T32] task:kworker/1:253 state:D stack:0 pid:5139 tgid:5139 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1340.654503][ T32] r4:00000000 [ 1340.654522][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1340.654558][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.654595][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.654643][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8564ab00 [ 1340.654691][ T32] r4:00000000 [ 1340.654714][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.654780][ T32] r9:83018205 r8:846e2400 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1340.654805][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.654863][ T32] r5:00001000 r4:e890f000 [ 1340.654885][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.654923][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.654985][ T32] r5:84d4938c r4:84d49000 [ 1340.655013][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.655057][ T32] r7:ddde2d80 r6:83018200 r5:84d4938c r4:85619d00 [ 1340.655077][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.655122][ T32] r10:61c88647 r9:846e2400 r8:85619d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.655143][ T32] r4:85619d00 [ 1340.655161][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.655203][ T32] r10:00000000 r9:85619d00 r8:8027f5e8 r7:eb69de60 r6:85619d80 r5:846e2400 [ 1340.655236][ T32] r4:00000001 [ 1340.655281][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.655348][ T32] Exception stack(0xeb6d9fb0 to 0xeb6d9ff8) [ 1340.655379][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.655407][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.655432][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.655460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.655504][ T32] r4:85638780 [ 1340.655968][ T32] INFO: task kworker/1:253:5139 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1340.656024][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.656107][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.656154][ T32] Call trace: [ 1340.656202][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1340.656280][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 5 printk messages dropped ** [ 1340.656541][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff ** 6 printk messages dropped ** [ 1340.656789][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1340.657233][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 9 printk messages dropped ** [ 1340.657586][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.658067][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1340.658410][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1340.658755][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1340.658875][ T32] r5:00001000 r4:eb535000 ** 3 printk messages dropped ** [ 1340.659033][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1340.659477][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1340.660193][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.677523][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1340.677996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 11 printk messages dropped ** [ 1340.678656][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.678709][ T32] r4:84fab400 [ 1340.678749][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.678797][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1340.678819][ T32] r4:00000001 [ 1340.678891][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.678932][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1340.678999][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.679042][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.679085][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.679115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.679157][ T32] r4:84faa640 [ 1340.679195][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.679240][ T32] INFO: task kworker/0:751:5144 blocked for more than 467 seconds. [ 1340.679276][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.679339][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.679401][ T32] task:kworker/0:751 state:D stack:0 pid:5144 tgid:5144 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.679485][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.679568][ T32] Call trace: [ 1340.679620][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1340.679675][ T32] r10:82918930 r9:eb6ddd84 r8:00000002 r7:60000013 r6:eb6ddd8c r5:855dec00 [ 1340.679698][ T32] r4:855dec00 [ 1340.679755][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1340.679798][ T32] r5:855dec00 r4:8291892c [ 1340.679817][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.679920][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.680023][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6dde08 [ 1340.680074][ T32] r4:00000000 [ 1340.680181][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1340.680249][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.692890][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.693028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8563ca80 [ 1340.693056][ T32] r4:00000000 [ 1340.693078][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.693128][ T32] r9:83018005 r8:855dec00 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1340.693149][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.693194][ T32] r5:00001000 r4:eb541000 [ 1340.693214][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.693254][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.693296][ T32] r5:8556f78c r4:8556f400 [ 1340.693316][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.693402][ T32] r7:dddced80 r6:83018000 r5:8556f78c r4:8562f980 [ 1340.693428][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.693476][ T32] r10:61c88647 r9:855dec00 r8:8562f9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.693519][ T32] r4:8562f980 [ 1340.693543][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.693589][ T32] r10:00000000 r9:8562f980 r8:8027f5e8 r7:eb6d1e60 r6:8562fa00 r5:855dec00 [ 1340.693640][ T32] r4:00000001 [ 1340.693684][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.693747][ T32] Exception stack(0xeb6ddfb0 to 0xeb6ddff8) [ 1340.693835][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.693896][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.693949][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.693981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.694065][ T32] r4:8563ca40 [ 1340.694519][ T32] INFO: task kworker/0:751:5144 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1340.694620][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1340.695136][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 7 printk messages dropped ** [ 1340.695355][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1340.695927][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1340.696301][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) ** 6 printk messages dropped ** [ 1340.696672][ T32] INFO: task kworker/0:752:5146 blocked for more than 467 seconds. ** 8 printk messages dropped ** [ 1340.697289][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1340.697663][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1340.698071][ T32] r5:00001000 r4:eb6ed000 ** 1 printk messages dropped ** [ 1340.698166][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1340.698493][ T32] r10:00000000 r9:8562fa80 r8:8027f5e8 r7:eb6d1e60 r6:8562fb00 r5:855de000 ** 9 printk messages dropped ** [ 1340.699179][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1340.724190][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1340.725342][ T32] r5:00001000 r4:dfecf000 ** 6 printk messages dropped ** [ 1340.726334][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1340.726955][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) ** 4 printk messages dropped ** [ 1340.727412][ T32] r4:84faa640 ** 4 printk messages dropped ** [ 1340.727757][ T32] task:kworker/0:753 state:D stack:0 pid:5147 tgid:5147 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1340.728783][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.729153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8563cf40 ** 4 printk messages dropped ** [ 1340.729433][ T32] r5:00001000 r4:eb567000 ** 4 printk messages dropped ** [ 1340.729643][ T32] r7:dddced80 r6:83018000 r5:8556ff8c r4:8562fb80 [ 1340.729664][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.729820][ T32] r10:61c88647 r9:855dc800 r8:8562fbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.729853][ T32] r4:8562fb80 [ 1340.729889][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.729937][ T32] r10:00000000 r9:8562fb80 r8:8027f5e8 r7:eb6e5e60 r6:8562fc00 r5:855dc800 [ 1340.729960][ T32] r4:00000001 [ 1340.730083][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.730146][ T32] Exception stack(0xeb6e9fb0 to 0xeb6e9ff8) [ 1340.730197][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.730296][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.738527][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.738654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.738717][ T32] r4:8563c840 [ 1340.739500][ T32] INFO: task kworker/0:753:5147 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1340.739600][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.739839][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.739982][ T32] Call trace: [ 1340.740085][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1340.740252][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1340.754187][ T32] r4:00000000 [ 1340.754350][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.754494][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1340.754576][ T32] 5d20: 9044d000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1340.754664][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1340.754739][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1340.754806][ T32] r5:800f0013 r4:80239bb0 [ 1340.754858][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.754957][ T32] r4:82ac11e4 [ 1340.755005][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.755096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1340.755151][ T32] r4:e04e5dc0 [ 1340.755224][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.755372][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1340.755436][ T32] r4:00000000 [ 1340.755515][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.755634][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1340.755688][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.755807][ T32] r5:00001000 r4:dfecf000 [ 1340.755861][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.755989][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.756094][ T32] r5:84ea6f8c r4:84ea6c00 [ 1340.756148][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.756253][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1340.756306][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.756402][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.756474][ T32] r4:84fab400 [ 1340.756526][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.756630][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1340.756680][ T32] r4:00000001 [ 1340.756721][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.756796][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1340.756850][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.756908][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.756968][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.757027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.757076][ T32] r4:84faa640 [ 1340.757150][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.757264][ T32] INFO: task kworker/0:754:5150 blocked for more than 467 seconds. [ 1340.757341][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.757415][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.757466][ T32] task:kworker/0:754 state:D stack:0 pid:5150 tgid:5150 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.757586][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.757701][ T32] Call trace: [ 1340.757841][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1340.757972][ T32] r10:82918930 r9:eb6f5d84 r8:00000002 r7:60000013 r6:eb6f5d8c r5:855d9800 [ 1340.758049][ T32] r4:855d9800 [ 1340.758121][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1340.758247][ T32] r5:855d9800 r4:8291892c [ 1340.758311][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.758410][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.758513][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6f5e08 [ 1340.758574][ T32] r4:00000000 [ 1340.758645][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1340.758766][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.758857][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.758957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85648780 ** 4 printk messages dropped ** [ 1340.759340][ T32] r5:00001000 r4:eb711000 [ 1340.759408][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1340.759611][ T32] r5:85690f8c r4:85690c00 ** 3 printk messages dropped ** [ 1340.759930][ T32] r10:61c88647 r9:855d9800 r8:8562fcac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1340.760227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1340.775591][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) ** 5 printk messages dropped ** [ 1340.776058][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1340.776245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 11 printk messages dropped ** [ 1340.776751][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1340.776989][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1340.777366][ T32] Call trace: ** 5 printk messages dropped ** [ 1340.777595][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1340.777944][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856484c0 ** 4 printk messages dropped ** [ 1340.778118][ T32] r5:00001000 r4:eb701000 ** 4 printk messages dropped ** [ 1340.778346][ T32] r7:dddced80 r6:83018000 r5:8569078c r4:8562fd80 ** 5 printk messages dropped ** [ 1340.778607][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1340.778840][ T32] r4:85648100 ** 2 printk messages dropped ** [ 1340.779192][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.779497][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 11 printk messages dropped ** [ 1340.780094][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 8 printk messages dropped ** [ 1340.800982][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.801005][ T32] r4:84fab400 [ 1340.801045][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.801096][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1340.801122][ T32] r4:00000001 [ 1340.801141][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.801179][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1340.801230][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.801283][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.801313][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.801344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.801366][ T32] r4:84faa640 [ 1340.801398][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.801433][ T32] INFO: task kworker/0:756:5155 blocked for more than 467 seconds. [ 1340.801486][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.801515][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.801536][ T32] task:kworker/0:756 state:D stack:0 pid:5155 tgid:5155 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.801591][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.801645][ T32] Call trace: [ 1340.801679][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1340.801732][ T32] r10:82918930 r9:eb715d84 r8:00000002 r7:60000113 r6:eb715d8c r5:855dd400 [ 1340.801755][ T32] r4:855dd400 [ 1340.801807][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1340.801850][ T32] r5:855dd400 r4:8291892c [ 1340.801870][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.801908][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.801953][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb715e08 [ 1340.801976][ T32] r4:00000000 [ 1340.801994][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1340.802052][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.802096][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.802138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85648540 [ 1340.802183][ T32] r4:00000000 [ 1340.802206][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.802253][ T32] r9:83018005 r8:855dd400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1340.802275][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.802337][ T32] r5:00001000 r4:eb70b000 [ 1340.802360][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.802400][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.802455][ T32] r5:85690b8c r4:85690800 [ 1340.802476][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.802523][ T32] r7:dddced80 r6:83018000 r5:85690b8c r4:8562fe80 [ 1340.802543][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.802641][ T32] r10:61c88647 r9:855dd400 r8:8562feac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.802668][ T32] r4:8562fe80 [ 1340.802702][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.802771][ T32] r10:00000000 r9:8562fe80 r8:8027f5e8 r7:eb6f5e60 r6:8562ff00 r5:855dd400 [ 1340.802816][ T32] r4:00000001 [ 1340.802838][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.802873][ T32] Exception stack(0xeb715fb0 to 0xeb715ff8) [ 1340.802901][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.802928][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.802952][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.802980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.803000][ T32] r4:85648000 [ 1340.803425][ T32] INFO: task kworker/0:756:5155 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1340.803458][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.803534][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.803608][ T32] Call trace: [ 1340.803662][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1340.803721][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1340.803748][ T32] r4:00000000 [ 1340.803768][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.803807][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1340.803834][ T32] 5d20: 90936000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1340.803864][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1340.803888][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1340.803911][ T32] r5:800f0013 r4:80239bb0 [ 1340.803931][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.803991][ T32] r4:82ac11e4 [ 1340.804014][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.804058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1340.804079][ T32] r4:e04e5dc0 [ 1340.804098][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.804160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1340.804185][ T32] r4:00000000 [ 1340.804204][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.804271][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1340.804295][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.804337][ T32] r5:00001000 r4:dfecf000 ** 1 printk messages dropped ** [ 1340.804402][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1340.804807][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) ** 6 printk messages dropped ** [ 1340.804994][ T32] INFO: task kworker/0:757:5158 blocked for more than 467 seconds. ** 8 printk messages dropped ** [ 1340.805416][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1340.805875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85648880 ** 4 printk messages dropped ** [ 1340.806070][ T32] r5:00001000 r4:eb71b000 ** 4 printk messages dropped ** [ 1340.806227][ T32] r7:dddced80 r6:83018000 r5:8569138c r4:8562ff80 ** 8 printk messages dropped ** [ 1340.806482][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1340.806999][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.807328][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 8 printk messages dropped ** [ 1340.807687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 11 printk messages dropped ** [ 1340.808456][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1340.809228][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.810089][ T32] Call trace: ** 5 printk messages dropped ** [ 1340.844237][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1340.844522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85648940 ** 4 printk messages dropped ** [ 1340.844783][ T32] r5:00001000 r4:eb721000 ** 4 printk messages dropped ** [ 1340.844955][ T32] r7:dddced80 r6:83018000 r5:8569178c r4:85643000 ** 3 printk messages dropped ** [ 1340.845117][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.845206][ T32] r10:00000000 r9:85643000 r8:8027f5e8 r7:eb705e60 r6:85643080 r5:85668c00 [ 1340.845233][ T32] r4:00000001 [ 1340.845252][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.845289][ T32] Exception stack(0xeb725fb0 to 0xeb725ff8) [ 1340.845319][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.845347][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.845372][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.845401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.845422][ T32] r4:85648800 [ 1340.845877][ T32] INFO: task kworker/0:758:5160 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1340.845935][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.846041][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.846103][ T32] Call trace: [ 1340.846137][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1340.846209][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1340.846260][ T32] r4:00000000 [ 1340.846320][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.846411][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1340.846477][ T32] 5d20: 911d4000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1340.846550][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1340.846644][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1340.846719][ T32] r5:800f0013 r4:80239bb0 [ 1340.846786][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.846900][ T32] r4:82ac11e4 [ 1340.846966][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.847135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1340.847202][ T32] r4:e04e5dc0 [ 1340.847257][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.847414][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1340.847499][ T32] r4:00000000 [ 1340.847580][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.847707][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1340.847759][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.847873][ T32] r5:00001000 r4:dfecf000 [ 1340.847954][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.848065][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.848158][ T32] r5:84ea6f8c r4:84ea6c00 [ 1340.848203][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.848318][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1340.848372][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.848474][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.848521][ T32] r4:84fab400 [ 1340.848585][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.848705][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1340.848761][ T32] r4:00000001 [ 1340.848811][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.848896][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1340.848960][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.849028][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.849108][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.849157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.849183][ T32] r4:84faa640 [ 1340.849204][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.849235][ T32] INFO: task kworker/0:759:5162 blocked for more than 467 seconds. [ 1340.849267][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.849291][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.849311][ T32] task:kworker/0:759 state:D stack:0 pid:5162 tgid:5162 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.849355][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.849437][ T32] Call trace: [ 1340.849493][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1340.849541][ T32] r10:82918930 r9:eb72dd84 r8:00000002 r7:60000113 r6:eb72dd8c r5:85669800 [ 1340.849566][ T32] r4:85669800 [ 1340.849594][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1340.849644][ T32] r5:85669800 r4:8291892c [ 1340.849664][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.849723][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1340.849946][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1340.850214][ T32] r5:00001000 r4:eb72f000 [ 1340.850242][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1340.856977][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1340.857372][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.858238][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1340.858620][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1340.858827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 11 printk messages dropped ** [ 1340.859299][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1340.859529][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.859829][ T32] task:kworker/1:254 state:D stack:0 pid:5163 tgid:5163 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1340.860280][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.878154][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8564aa00 ** 4 printk messages dropped ** [ 1340.878363][ T32] r5:00001000 r4:dfa83000 ** 4 printk messages dropped ** [ 1340.878610][ T32] r7:ddde2d80 r6:83018200 r5:85587f8c r4:85619e00 [ 1340.878665][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.878738][ T32] r10:61c88647 r9:8566a400 r8:85619e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.878765][ T32] r4:85619e00 [ 1340.878785][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.878853][ T32] r10:00000000 r9:85619e00 r8:8027f5e8 r7:eb6d9e60 r6:85643200 r5:8566a400 [ 1340.878879][ T32] r4:00000001 [ 1340.878930][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.878971][ T32] Exception stack(0xeb6e1fb0 to 0xeb6e1ff8) [ 1340.879001][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.879030][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.879055][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.879084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.879105][ T32] r4:8564a240 [ 1340.879552][ T32] INFO: task kworker/1:254:5163 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1340.879587][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.879683][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.879733][ T32] Call trace: [ 1340.879764][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1340.879812][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1340.879845][ T32] r4:00000000 [ 1340.879877][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.879918][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1340.879946][ T32] 5d20: 9130f000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1340.879984][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1340.880011][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1340.880036][ T32] r5:800f0013 r4:80239bb0 [ 1340.880055][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.880095][ T32] r4:82ac11e4 [ 1340.880114][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.880175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1340.880209][ T32] r4:e04e5dc0 [ 1340.880229][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.880270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1340.880292][ T32] r4:00000000 [ 1340.880368][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.880749][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1340.880780][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.880837][ T32] r5:00001000 r4:dfecf000 [ 1340.880857][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.880911][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.880957][ T32] r5:84ea6f8c r4:84ea6c00 [ 1340.880977][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.881023][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1340.881043][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.881087][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.881108][ T32] r4:84fab400 [ 1340.881126][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.881168][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1340.881190][ T32] r4:00000001 [ 1340.881208][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.881243][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1340.881270][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.881319][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.881370][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.881423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.881447][ T32] r4:84faa640 [ 1340.881490][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.881535][ T32] INFO: task kworker/0:760:5164 blocked for more than 467 seconds. [ 1340.881593][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.881629][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.881651][ T32] task:kworker/0:760 state:D stack:0 pid:5164 tgid:5164 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.881712][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.881802][ T32] Call trace: [ 1340.881843][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1340.881891][ T32] r10:82918930 r9:eb73dd84 r8:00000002 r7:60000113 r6:eb73dd8c r5:8566b000 [ 1340.881914][ T32] r4:8566b000 [ 1340.881932][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1340.881971][ T32] r5:8566b000 r4:8291892c [ 1340.882017][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.882061][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.882107][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb73de08 ** 2 printk messages dropped ** [ 1340.882183][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1340.882401][ T32] r5:00001000 r4:eb74b000 [ 1340.882420][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1340.882546][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1340.882879][ T32] Exception stack(0xeb73dfb0 to 0xeb73dff8) ** 4 printk messages dropped ** [ 1340.883030][ T32] r4:85648980 ** 2 printk messages dropped ** [ 1340.883509][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1340.883616][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1340.883699][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1340.883726][ T32] r4:00000000 [ 1340.883745][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.883784][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1340.883812][ T32] 5d20: 9130f000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1340.883840][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1340.883867][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1340.883913][ T32] r5:800f0013 r4:80239bb0 [ 1340.883936][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.884000][ T32] r4:82ac11e4 [ 1340.884023][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.884070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1340.884094][ T32] r4:e04e5dc0 [ 1340.884112][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1340.884300][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 8 printk messages dropped ** [ 1340.884723][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1340.884945][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.885411][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.885885][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1340.886357][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.886404][ T32] r5:00001000 r4:eb735000 [ 1340.886425][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1340.886640][ T32] r7:dddced80 r6:83018000 r5:85691f8c r4:85643380 ** 8 printk messages dropped ** [ 1340.886948][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.887575][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1340.887919][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1340.888336][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1340.888690][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1340.889037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1340.889420][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1340.889755][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.889965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474c140 ** 4 printk messages dropped ** [ 1340.890217][ T32] r5:00001000 r4:eb765000 ** 4 printk messages dropped ** [ 1340.921018][ T32] r7:dddced80 r6:83018000 r5:85692f8c r4:85643480 ** 8 printk messages dropped ** [ 1340.921485][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1340.921571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.921602][ T32] r4:8563cbc0 [ 1340.922073][ T32] INFO: task kworker/0:762:5168 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1340.922110][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.922226][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.922289][ T32] Call trace: [ 1340.922332][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1340.922386][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1340.922432][ T32] r4:00000000 [ 1340.922488][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.922531][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1340.922559][ T32] 5d20: 91b9d000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1340.922589][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1340.922618][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1340.922644][ T32] r5:800f0013 r4:80239bb0 [ 1340.922674][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.922736][ T32] r4:82ac11e4 [ 1340.922767][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.922812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1340.922834][ T32] r4:e04e5dc0 [ 1340.922876][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.922964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1340.923010][ T32] r4:00000000 [ 1340.923059][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.923125][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1340.923149][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.923192][ T32] r5:00001000 r4:dfecf000 [ 1340.923211][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.923248][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.923311][ T32] r5:84ea6f8c r4:84ea6c00 [ 1340.923333][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.923379][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1340.923399][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.923444][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.923465][ T32] r4:84fab400 [ 1340.923484][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.923537][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1340.923620][ T32] r4:00000001 [ 1340.923652][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.923691][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1340.923717][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.923753][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.923781][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.923822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.923846][ T32] r4:84faa640 [ 1340.923867][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.923916][ T32] INFO: task kworker/0:763:5169 blocked for more than 467 seconds. [ 1340.923952][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.923977][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.923996][ T32] task:kworker/0:763 state:D stack:0 pid:5169 tgid:5169 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.924039][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.924108][ T32] Call trace: [ 1340.924179][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1340.924227][ T32] r10:82918930 r9:eb749d84 r8:00000002 r7:60000113 r6:eb749d8c r5:8566d400 [ 1340.924250][ T32] r4:8566d400 [ 1340.924278][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1340.924321][ T32] r5:8566d400 r4:8291892c [ 1340.924341][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.924380][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.924435][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb749e08 [ 1340.924473][ T32] r4:00000000 [ 1340.924495][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1340.924571][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.924638][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.924707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562ed80 [ 1340.924754][ T32] r4:00000000 [ 1340.924796][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.924865][ T32] r9:83018005 r8:8566d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1340.924910][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.924956][ T32] r5:00001000 r4:eb751000 [ 1340.924976][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.925039][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.925084][ T32] r5:8569278c r4:85692400 [ 1340.925103][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.925146][ T32] r7:dddced80 r6:83018000 r5:8569278c r4:85643580 [ 1340.925187][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.925237][ T32] r10:61c88647 r9:8566d400 r8:856435ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.925281][ T32] r4:85643580 [ 1340.925303][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.925346][ T32] r10:00000000 r9:85643580 r8:8027f5e8 r7:eb739e60 r6:85643600 r5:8566d400 [ 1340.925367][ T32] r4:00000001 [ 1340.925385][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1340.925535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1340.926266][ T32] 5d20: 91b9d000 dfe5f000 00000001 80239b98 7f1e3000 00000001 ** 7 printk messages dropped ** [ 1340.926525][ T32] r4:e04e5dc0 ** 4 printk messages dropped ** [ 1340.926690][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 8 printk messages dropped ** [ 1340.927241][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1340.927705][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.928235][ T32] task:kworker/0:764 state:D stack:0 pid:5172 tgid:5172 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1340.928744][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1340.928833][ T32] r5:8566e000 r4:8291892c [ 1340.928926][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.929024][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.929126][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb755e08 [ 1340.929178][ T32] r4:00000000 [ 1340.929254][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1340.929356][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.929438][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.929522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474c000 [ 1340.929571][ T32] r4:00000000 [ 1340.929621][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.929717][ T32] r9:83018005 r8:8566e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1340.929795][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.929891][ T32] r5:00001000 r4:eb75f000 [ 1340.929938][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.930022][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.930111][ T32] r5:85692b8c r4:85692800 [ 1340.930187][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.930358][ T32] r7:dddced80 r6:83018000 r5:85692b8c r4:85643680 [ 1340.952411][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.952533][ T32] r10:61c88647 r9:8566e000 r8:856436ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.952566][ T32] r4:85643680 [ 1340.952619][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.952678][ T32] r10:00000000 r9:85643680 r8:8027f5e8 r7:eb739e60 r6:85643700 r5:8566e000 [ 1340.952701][ T32] r4:00000001 [ 1340.952719][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.952838][ T32] Exception stack(0xeb755fb0 to 0xeb755ff8) [ 1340.952935][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.952988][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.953034][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.953083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.953144][ T32] r4:8474c280 [ 1340.953703][ T32] INFO: task kworker/0:764:5172 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1340.953748][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.953924][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.954002][ T32] Call trace: [ 1340.954054][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1340.954123][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1340.954153][ T32] r4:00000000 [ 1340.954195][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.954247][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1340.954298][ T32] 5d20: 91eea000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1340.954364][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1340.954423][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1340.954482][ T32] r5:800f0013 r4:80239bb0 [ 1340.954533][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.954628][ T32] r4:82ac11e4 [ 1340.954675][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.954767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1340.954818][ T32] r4:e04e5dc0 [ 1340.954866][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.954977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 7 printk messages dropped ** [ 1340.955643][ T32] r5:84ea6f8c r4:84ea6c00 ** 4 printk messages dropped ** [ 1340.956082][ T32] r4:84fab400 ** 5 printk messages dropped ** [ 1340.956499][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.957228][ T32] task:kworker/0:765 state:D stack:0 pid:5174 tgid:5174 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1340.958241][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.958642][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.958977][ T32] r5:00001000 r4:eb787000 ** 2 printk messages dropped ** [ 1340.959280][ T32] r5:85693b8c r4:85693800 ** 2 printk messages dropped ** [ 1340.959552][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1340.980958][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.981113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.981193][ T32] r4:8474c440 [ 1340.982002][ T32] INFO: task kworker/0:765:5174 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1340.982106][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.982348][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.982510][ T32] Call trace: [ 1340.982583][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1340.982709][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1340.982765][ T32] r4:00000000 [ 1340.982811][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.982921][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1340.983003][ T32] 5d20: 91fe2000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1340.983071][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1340.983135][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1340.983206][ T32] r5:800f0013 r4:80239bb0 [ 1340.983260][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.983358][ T32] r4:82ac11e4 [ 1340.983427][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.983529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1340.983607][ T32] r4:e04e5dc0 [ 1340.983660][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.983769][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1340.983832][ T32] r4:00000000 [ 1340.983880][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.983986][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1340.984052][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.984153][ T32] r5:00001000 r4:dfecf000 [ 1340.984200][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.984309][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.984409][ T32] r5:84ea6f8c r4:84ea6c00 [ 1340.984457][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.984560][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1340.984627][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.984763][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.984832][ T32] r4:84fab400 [ 1340.984905][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.985038][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1340.985135][ T32] r4:00000001 [ 1340.985194][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.985276][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1340.985345][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.985420][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.985521][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.985594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.985664][ T32] r4:84faa640 [ 1340.985717][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.985816][ T32] INFO: task kworker/0:766:5175 blocked for more than 467 seconds. [ 1340.985890][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.985946][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.985991][ T32] task:kworker/0:766 state:D stack:0 pid:5175 tgid:5175 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.986131][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1340.986431][ T32] r10:82918930 r9:eb779d84 r8:00000002 r7:60000113 r6:eb779d8c r5:85678c00 ** 8 printk messages dropped ** [ 1340.987163][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1340.987809][ T32] r5:00001000 r4:eb76f000 [ 1340.987855][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1340.988228][ T32] r7:dddced80 r6:83018000 r5:8569338c r4:85643880 ** 5 printk messages dropped ** [ 1340.988476][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.988720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1340.989402][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) ** 4 printk messages dropped ** [ 1340.989658][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.989708][ T32] r4:82ac11e4 [ 1340.989730][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.989846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1340.989881][ T32] r4:e04e5dc0 [ 1340.989901][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.989954][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1340.989979][ T32] r4:00000000 [ 1340.990031][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1340.990081][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1340.990101][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.990142][ T32] r5:00001000 r4:dfecf000 [ 1340.990161][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.990198][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.990240][ T32] r5:84ea6f8c r4:84ea6c00 [ 1340.990268][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.990380][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1341.014402][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.014500][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.014549][ T32] r4:84fab400 [ 1341.014573][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.014637][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1341.014668][ T32] r4:00000001 [ 1341.014688][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.014770][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1341.014805][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.014833][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.014858][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.014886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.014908][ T32] r4:84faa640 [ 1341.014931][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.014972][ T32] INFO: task kworker/0:767:5178 blocked for more than 467 seconds. [ 1341.015004][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.015029][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1341.015260][ T32] r10:82918930 r9:eb75dd84 r8:00000002 r7:60000013 r6:eb75dd8c r5:85679800 ** 9 printk messages dropped ** [ 1341.015778][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1341.016157][ T32] r5:00001000 r4:eb775000 [ 1341.016202][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1341.016423][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1341.017103][ T32] Exception stack(0xeb75dfb0 to 0xeb75dff8) ** 4 printk messages dropped ** [ 1341.017405][ T32] r4:8474c6c0 ** 4 printk messages dropped ** [ 1341.018588][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1341.018973][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1341.019158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 11 printk messages dropped ** [ 1341.019590][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1341.019869][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.020118][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.036706][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1341.037102][ T32] r5:00001000 r4:eb78d000 [ 1341.037121][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1341.037302][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1341.037660][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.038412][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 7 printk messages dropped ** [ 1341.038620][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.038660][ T32] r4:82ac11e4 [ 1341.038685][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.038726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1341.038748][ T32] r4:e04e5dc0 [ 1341.038766][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.038830][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1341.038866][ T32] r4:00000000 [ 1341.038907][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.038957][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1341.038998][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.039071][ T32] r5:00001000 r4:dfecf000 [ 1341.039098][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.039170][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.039215][ T32] r5:84ea6f8c r4:84ea6c00 [ 1341.039235][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.039280][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1341.039300][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.039345][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.039385][ T32] r4:84fab400 [ 1341.039408][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.039453][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1341.039475][ T32] r4:00000001 [ 1341.039493][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.039535][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1341.039565][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.039592][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.039637][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.039669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.039691][ T32] r4:84faa640 [ 1341.039711][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.039746][ T32] INFO: task kworker/0:769:5182 blocked for more than 467 seconds. [ 1341.039811][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.039872][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.039919][ T32] task:kworker/0:769 state:D stack:0 pid:5182 tgid:5182 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.040023][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.040112][ T32] Call trace: [ 1341.040187][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1341.040288][ T32] r10:82918930 r9:eb791d84 r8:00000002 r7:60000013 r6:eb791d8c r5:8567b000 [ 1341.052774][ T32] r4:8567b000 [ 1341.052850][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1341.052967][ T32] r5:8567b000 r4:8291892c [ 1341.053015][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.053099][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.053200][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb791e08 [ 1341.053255][ T32] r4:00000000 [ 1341.053327][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1341.053450][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.053549][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.053655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474c9c0 [ 1341.053718][ T32] r4:00000000 [ 1341.053794][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.053899][ T32] r9:83018005 r8:8567b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 1341.053952][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.054054][ T32] r5:00001000 r4:eb79b000 [ 1341.054107][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.054198][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.054294][ T32] r5:8569c38c r4:8569c000 [ 1341.054354][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.054459][ T32] r7:dddced80 r6:83018000 r5:8569c38c r4:85643b80 [ 1341.054510][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.054619][ T32] r10:61c88647 r9:8567b000 r8:85643bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.054647][ T32] r4:85643b80 [ 1341.054673][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.054721][ T32] r10:00000000 r9:85643b80 r8:8027f5e8 r7:eb785e60 r6:85643c00 r5:8567b000 [ 1341.054758][ T32] r4:00000001 [ 1341.054784][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.054826][ T32] Exception stack(0xeb791fb0 to 0xeb791ff8) [ 1341.054861][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.054892][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.054920][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.054953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.054976][ T32] r4:8474cb00 [ 1341.055388][ T32] INFO: task kworker/0:769:5182 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1341.055424][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.055511][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.055567][ T32] Call trace: [ 1341.055601][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1341.055662][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1341.055686][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1341.055750][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) ** 1 printk messages dropped ** [ 1341.055812][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 5 printk messages dropped ** [ 1341.055998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 2 printk messages dropped ** [ 1341.056136][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 4 printk messages dropped ** [ 1341.056298][ T32] r5:00001000 r4:dfecf000 ** 4 printk messages dropped ** [ 1341.056497][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 1 printk messages dropped ** [ 1341.056573][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1341.056795][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1341.057038][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 3 printk messages dropped ** [ 1341.057200][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1341.057355][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1341.057523][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1341.057658][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.057822][ T32] r5:00001000 r4:ead61000 [ 1341.057843][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.057884][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1341.057970][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.058024][ T32] r7:dddced80 r6:83018000 r5:8569cb8c r4:85643c80 [ 1341.058047][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.058095][ T32] r10:61c88647 r9:8567c800 r8:85643cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.058141][ T32] r4:85643c80 [ 1341.058166][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.058213][ T32] r10:00000000 r9:85643c80 r8:8027f5e8 r7:eb791e60 r6:85643d00 r5:8567c800 [ 1341.058236][ T32] r4:00000001 [ 1341.058276][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.058316][ T32] Exception stack(0xeb7a5fb0 to 0xeb7a5ff8) [ 1341.058362][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.058396][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.058426][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.058456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.058479][ T32] r4:8474c900 [ 1341.058707][ T32] INFO: task kworker/0:770:5184 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1341.058740][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.058825][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.058889][ T32] Call trace: [ 1341.058922][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1341.058986][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1341.059012][ T32] r4:00000000 [ 1341.059052][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.059097][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1341.059128][ T32] 5d20: 929d1000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1341.059161][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1341.059188][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1341.059212][ T32] r5:800f0013 r4:80239bb0 [ 1341.059247][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.059293][ T32] r4:82ac11e4 [ 1341.059315][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.059357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1341.059382][ T32] r4:e04e5dc0 [ 1341.059402][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.059445][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1341.059468][ T32] r4:00000000 [ 1341.059487][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.059554][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1341.059580][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.059631][ T32] r5:00001000 r4:dfecf000 [ 1341.059652][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.059693][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.059737][ T32] r5:84ea6f8c r4:84ea6c00 [ 1341.059755][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.059804][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1341.059840][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.059893][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.059930][ T32] r4:84fab400 [ 1341.059955][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.060000][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1341.060032][ T32] r4:00000001 [ 1341.060075][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.060116][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1341.060145][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.060173][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.060200][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.060228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.060251][ T32] r4:84faa640 [ 1341.060273][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.060300][ T32] INFO: task kworker/0:771:5186 blocked for more than 467 seconds. [ 1341.086670][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.086891][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.086958][ T32] task:kworker/0:771 state:D stack:0 pid:5186 tgid:5186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.087096][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.087239][ T32] Call trace: [ 1341.087352][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1341.087508][ T32] r10:82918930 r9:eb571d84 r8:00000002 r7:60000013 r6:eb571d8c r5:8567e000 [ 1341.087578][ T32] r4:8567e000 [ 1341.087666][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1341.087771][ T32] r5:8567e000 r4:8291892c [ 1341.087850][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.087957][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.088062][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb571e08 [ 1341.088133][ T32] r4:00000000 [ 1341.088183][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1341.088268][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.088373][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.088471][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474cec0 [ 1341.088525][ T32] r4:00000000 [ 1341.088571][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.088687][ T32] r9:83018005 r8:8567e000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1341.088739][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.088834][ T32] r5:00001000 r4:e012d000 [ 1341.088885][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.088973][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.089066][ T32] r5:8569c78c r4:8569c400 [ 1341.089114][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.089212][ T32] r7:dddced80 r6:83018000 r5:8569c78c r4:85643d80 [ 1341.089261][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.089362][ T32] r10:61c88647 r9:8567e000 r8:85643dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.089414][ T32] r4:85643d80 [ 1341.089483][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.089602][ T32] r10:00000000 r9:85643d80 r8:8027f5e8 r7:eb7a5e60 r6:85643e00 r5:8567e000 [ 1341.089667][ T32] r4:00000001 [ 1341.089713][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.089857][ T32] Exception stack(0xeb571fb0 to 0xeb571ff8) [ 1341.089931][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.090011][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.090091][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.090156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.090212][ T32] r4:8474cc40 [ 1341.098943][ T32] INFO: task kworker/0:771:5186 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1341.099043][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.099121][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.099185][ T32] Call trace: [ 1341.099219][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1341.099276][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1341.099301][ T32] r4:00000000 [ 1341.099321][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.099362][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1341.099408][ T32] 5d20: 92faa000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1341.099443][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1341.099488][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1341.099517][ T32] r5:800f0013 r4:80239bb0 [ 1341.099537][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.099612][ T32] r4:82ac11e4 [ 1341.099659][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.099707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1341.099729][ T32] r4:e04e5dc0 [ 1341.099749][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.099800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1341.099825][ T32] r4:00000000 [ 1341.099844][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.099890][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1341.099912][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.099953][ T32] r5:00001000 r4:dfecf000 [ 1341.099993][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.100038][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.100085][ T32] r5:84ea6f8c r4:84ea6c00 [ 1341.100105][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.100152][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1341.100181][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.100230][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.100252][ T32] r4:84fab400 [ 1341.100270][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.100851][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1341.100932][ T32] r4:00000001 [ 1341.100957][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.101005][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1341.101035][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.101063][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.101089][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.101117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.101139][ T32] r4:84faa640 [ 1341.101161][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.101214][ T32] INFO: task kworker/1:255:5190 blocked for more than 467 seconds. [ 1341.101259][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.101286][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.101308][ T32] task:kworker/1:255 state:D stack:0 pid:5190 tgid:5190 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.101401][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.101449][ T32] Call trace: [ 1341.101499][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1341.101551][ T32] r10:82918930 r9:eb5add84 r8:00000002 r7:60000113 r6:eb5add8c r5:8567bc00 [ 1341.101594][ T32] r4:8567bc00 [ 1341.101642][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1341.101688][ T32] r5:8567bc00 r4:8291892c [ 1341.101739][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.101823][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.101872][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5ade08 [ 1341.101894][ T32] r4:00000000 [ 1341.101936][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1341.101976][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.102018][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.102060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8564ac40 [ 1341.102081][ T32] r4:00000000 [ 1341.102100][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.102166][ T32] r9:83018205 r8:8567bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1341.102200][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.102245][ T32] r5:00001000 r4:eabf9000 [ 1341.102286][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.102330][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.102372][ T32] r5:84d48f8c r4:84d48c00 [ 1341.102392][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.102437][ T32] r7:ddde2d80 r6:83018200 r5:84d48f8c r4:85619e80 [ 1341.102457][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.102512][ T32] r10:61c88647 r9:8567bc00 r8:85619eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.102546][ T32] r4:85619e80 [ 1341.102567][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.102628][ T32] r10:00000000 r9:85619e80 r8:8027f5e8 r7:eb6d9e60 r6:85643e80 r5:8567bc00 [ 1341.102653][ T32] r4:00000001 [ 1341.102672][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.102737][ T32] Exception stack(0xeb5adfb0 to 0xeb5adff8) [ 1341.102767][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.102795][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.102822][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.102870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.102919][ T32] r4:8564ab40 [ 1341.103288][ T32] INFO: task kworker/1:255:5190 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1341.103320][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.103403][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.103476][ T32] Call trace: [ 1341.103523][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1341.103597][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1341.103640][ T32] r4:00000000 [ 1341.103681][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.103726][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1341.103755][ T32] 5d20: 92faa000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1341.103784][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1341.103836][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1341.103894][ T32] r5:800f0013 r4:80239bb0 [ 1341.103917][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.103966][ T32] r4:82ac11e4 [ 1341.104003][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.104074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1341.104124][ T32] r4:e04e5dc0 [ 1341.104168][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.104261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1341.104288][ T32] r4:00000000 [ 1341.104327][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.104400][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1341.104477][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.104530][ T32] r5:00001000 r4:dfecf000 [ 1341.104550][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.104588][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.104637][ T32] r5:84ea6f8c r4:84ea6c00 [ 1341.104683][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.104733][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1341.104753][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.104800][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.104822][ T32] r4:84fab400 [ 1341.104840][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.104888][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1341.104910][ T32] r4:00000001 [ 1341.104947][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.105007][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1341.105035][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.105063][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.105088][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.105116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.105161][ T32] r4:84faa640 [ 1341.105191][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.105221][ T32] INFO: task kworker/1:256:5192 blocked for more than 467 seconds. [ 1341.105248][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.105298][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.105339][ T32] task:kworker/1:256 state:D stack:0 pid:5192 tgid:5192 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.105426][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.105476][ T32] Call trace: [ 1341.105511][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1341.105579][ T32] r10:82918930 r9:eb5b5d84 r8:00000002 r7:60000013 r6:eb5b5d8c r5:85670000 [ 1341.105615][ T32] r4:85670000 [ 1341.105638][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1341.105706][ T32] r5:85670000 r4:8291892c [ 1341.105729][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.105816][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.105879][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5b5e08 [ 1341.105931][ T32] r4:00000000 [ 1341.105961][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1341.106038][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.106096][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.106142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fb180 [ 1341.106165][ T32] r4:00000000 [ 1341.106206][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.106294][ T32] r9:83018205 r8:85670000 r7:00000000 r6:83018200 r5:00001000 r4:7f0e3000 [ 1341.106346][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.106395][ T32] r5:00001000 r4:eb8cd000 [ 1341.106433][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.106501][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.106546][ T32] r5:856b378c r4:856b3400 [ 1341.106566][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.106642][ T32] r7:ddde2d80 r6:83018200 r5:856b378c r4:85619f00 [ 1341.106675][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.106724][ T32] r10:61c88647 r9:85670000 r8:85619f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.106746][ T32] r4:85619f00 [ 1341.106765][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.106813][ T32] r10:00000000 r9:85619f00 r8:8027f5e8 r7:eb5ade60 r6:85643f00 r5:85670000 [ 1341.106835][ T32] r4:00000001 [ 1341.106913][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.106960][ T32] Exception stack(0xeb5b5fb0 to 0xeb5b5ff8) [ 1341.107010][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.107063][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.107094][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.107133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.107159][ T32] r4:8564ab40 [ 1341.107410][ T32] INFO: task kworker/1:256:5192 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1341.107448][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1341.107638][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1341.108034][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1341.108214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 11 printk messages dropped ** [ 1341.108663][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1341.108954][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1341.109191][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1341.109575][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1341.109972][ T32] r9:83018205 r8:85670c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 ** 3 printk messages dropped ** [ 1341.110140][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1341.141291][ T32] r10:00000000 r9:85619f80 r8:8027f5e8 r7:eb5b5e60 r6:85643f80 r5:85670c00 ** 9 printk messages dropped ** [ 1341.142188][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1341.143018][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1341.143244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 11 printk messages dropped ** [ 1341.143804][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1341.144117][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1341.144592][ T32] Call trace: ** 1 printk messages dropped ** [ 1341.144684][ T32] r10:82918930 r9:eb7b1d84 r8:00000002 r7:60000113 r6:eb7b1d8c r5:85672400 [ 1341.144706][ T32] r4:85672400 [ 1341.144803][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1341.144858][ T32] r5:85672400 r4:8291892c [ 1341.144913][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.144969][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.145042][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7b1e08 [ 1341.145129][ T32] r4:00000000 [ 1341.145174][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1341.145239][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.145301][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.145346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84785440 [ 1341.145368][ T32] r4:00000000 [ 1341.145407][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.145475][ T32] r9:83018005 r8:85672400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1341.145507][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.145551][ T32] r5:00001000 r4:eaf0f000 [ 1341.145579][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.145639][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.145684][ T32] r5:8569cf8c r4:8569cc00 [ 1341.145724][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.145819][ T32] r7:dddced80 r6:83018000 r5:8569cf8c r4:846de000 [ 1341.145845][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.145954][ T32] r10:61c88647 r9:85672400 r8:846de02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.146054][ T32] r4:846de000 [ 1341.146075][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.146120][ T32] r10:00000000 r9:846de000 r8:8027f5e8 r7:eb7a5e60 r6:846de080 r5:85672400 [ 1341.146142][ T32] r4:00000001 [ 1341.146160][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.146227][ T32] Exception stack(0xeb7b1fb0 to 0xeb7b1ff8) [ 1341.146264][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.146291][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.146340][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.146395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.146419][ T32] r4:84785180 [ 1341.146704][ T32] INFO: task kworker/0:772:5195 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1341.146739][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.146795][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.146904][ T32] Call trace: [ 1341.146939][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1341.146988][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1341.147031][ T32] r4:00000000 [ 1341.147052][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.147091][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1341.147119][ T32] 5d20: 936c2000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1341.147178][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1341.147227][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1341.147255][ T32] r5:800f0013 r4:80239bb0 [ 1341.147275][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.147315][ T32] r4:82ac11e4 [ 1341.147354][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.147399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1341.147421][ T32] r4:e04e5dc0 [ 1341.147439][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.147488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1341.147556][ T32] r4:00000000 [ 1341.147603][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.147666][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1341.147690][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.147752][ T32] r5:00001000 r4:dfecf000 [ 1341.147781][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.147855][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.147902][ T32] r5:84ea6f8c r4:84ea6c00 [ 1341.147966][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.148016][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1341.148054][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.148146][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.148173][ T32] r4:84fab400 [ 1341.148193][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.148237][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1341.148280][ T32] r4:00000001 [ 1341.148325][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.148367][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1341.148416][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.148446][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1341.148648][ T32] Not tainted 6.15.0-syzkaller #0 ** 7 printk messages dropped ** [ 1341.149053][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1341.149506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84785640 ** 4 printk messages dropped ** [ 1341.149759][ T32] r5:00001000 r4:eaf89000 ** 4 printk messages dropped ** [ 1341.149979][ T32] r7:dddced80 r6:83018000 r5:8569d38c r4:846de100 ** 8 printk messages dropped ** [ 1341.168067][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.168933][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1341.168995][ T32] r4:00000000 [ 1341.169047][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.169089][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1341.169118][ T32] 5d20: 93a7c000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1341.169167][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1341.169217][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1341.169251][ T32] r5:800f0013 r4:80239bb0 [ 1341.169282][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.169327][ T32] r4:82ac11e4 [ 1341.169368][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.169414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1341.169437][ T32] r4:e04e5dc0 [ 1341.169493][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.169547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1341.169572][ T32] r4:00000000 [ 1341.169591][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.169644][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1341.169665][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.169707][ T32] r5:00001000 r4:dfecf000 [ 1341.169726][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.169848][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.169904][ T32] r5:84ea6f8c r4:84ea6c00 [ 1341.169946][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.170039][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1341.170084][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.170135][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.170179][ T32] r4:84fab400 [ 1341.170210][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.170255][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1341.170377][ T32] r4:00000001 [ 1341.177274][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.177376][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1341.177434][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.177467][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.177506][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.177537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.177581][ T32] r4:84faa640 [ 1341.177638][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.177682][ T32] INFO: task kworker/0:774:5199 blocked for more than 467 seconds. [ 1341.177717][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.177750][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.177821][ T32] task:kworker/0:774 state:D stack:0 pid:5199 tgid:5199 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.177882][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.177928][ T32] Call trace: [ 1341.177959][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1341.178009][ T32] r10:82918930 r9:eb7b9d84 r8:00000002 r7:60000013 r6:eb7b9d8c r5:85674800 [ 1341.178030][ T32] r4:85674800 [ 1341.178049][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1341.178088][ T32] r5:85674800 r4:8291892c [ 1341.178118][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.178161][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.178228][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7b9e08 [ 1341.178253][ T32] r4:00000000 [ 1341.178287][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1341.178328][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.178376][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.178441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84785880 ** 4 printk messages dropped ** [ 1341.178639][ T32] r5:00001000 r4:eb083000 [ 1341.178676][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1341.178830][ T32] r7:dddced80 r6:83018000 r5:8569d78c r4:846de200 ** 7 printk messages dropped ** [ 1341.179127][ T32] Exception stack(0xeb7b9fb0 to 0xeb7b9ff8) ** 6 printk messages dropped ** [ 1341.179781][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1341.193209][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1341.193479][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.193670][ T32] r5:00001000 r4:dfecf000 ** 7 printk messages dropped ** [ 1341.193978][ T32] r4:84fab400 ** 4 printk messages dropped ** [ 1341.194220][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) ** 7 printk messages dropped ** [ 1341.194481][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1341.194531][ T32] task:kworker/0:775 state:D stack:0 pid:5201 tgid:5201 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.194607][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.194668][ T32] Call trace: [ 1341.194700][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1341.194747][ T32] r10:82918930 r9:eb77dd84 r8:00000002 r7:60000013 r6:eb77dd8c r5:846e5400 [ 1341.194770][ T32] r4:846e5400 [ 1341.194788][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1341.194827][ T32] r5:846e5400 r4:8291892c [ 1341.194846][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.194884][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.194928][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb77de08 [ 1341.194950][ T32] r4:00000000 [ 1341.194979][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1341.195020][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.195056][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.195096][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84785a80 [ 1341.195147][ T32] r4:00000000 [ 1341.195169][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.195233][ T32] r9:83018005 r8:846e5400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1341.195257][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.195308][ T32] r5:00001000 r4:eb113000 [ 1341.195329][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.195388][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.195435][ T32] r5:8569df8c r4:8569dc00 [ 1341.195477][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.195525][ T32] r7:dddced80 r6:83018000 r5:8569df8c r4:846de300 [ 1341.195545][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.195673][ T32] r10:61c88647 r9:846e5400 r8:846de32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.195706][ T32] r4:846de300 [ 1341.195725][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.195794][ T32] r10:00000000 r9:846de300 r8:8027f5e8 r7:eb7b9e60 r6:846da000 r5:846e5400 [ 1341.195828][ T32] r4:00000001 [ 1341.195855][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.195890][ T32] Exception stack(0xeb77dfb0 to 0xeb77dff8) [ 1341.195937][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.195996][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.196051][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.196091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.196114][ T32] r4:84785580 [ 1341.196578][ T32] INFO: task kworker/0:775:5201 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1341.196638][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.196733][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.196812][ T32] Call trace: [ 1341.196878][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1341.196931][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1341.196954][ T32] r4:00000000 [ 1341.196996][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.197043][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1341.197081][ T32] 5d20: 93f49000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1341.197113][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1341.197138][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1341.197162][ T32] r5:800f0013 r4:80239bb0 [ 1341.197182][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.197223][ T32] r4:82ac11e4 [ 1341.197242][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.197304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1341.197338][ T32] r4:e04e5dc0 [ 1341.197359][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.197416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1341.197440][ T32] r4:00000000 [ 1341.197479][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.197527][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1341.197558][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.197616][ T32] r5:00001000 r4:dfecf000 [ 1341.197639][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.197678][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.197741][ T32] r5:84ea6f8c r4:84ea6c00 [ 1341.197786][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.197834][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1341.197855][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.197900][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.197921][ T32] r4:84fab400 [ 1341.197953][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.198001][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1341.198052][ T32] r4:00000001 [ 1341.198074][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.198109][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1341.198135][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.198162][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.198209][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.198258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.198284][ T32] r4:84faa640 [ 1341.198303][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.198328][ T32] INFO: task kworker/0:776:5203 blocked for more than 467 seconds. [ 1341.198365][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.198435][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.198465][ T32] task:kworker/0:776 state:D stack:0 pid:5203 tgid:5203 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.198519][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1341.198658][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1341.199080][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7c1e08 ** 8 printk messages dropped ** [ 1341.199449][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.199518][ T32] r5:00001000 r4:eb0b9000 [ 1341.199540][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1341.199825][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1341.215273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 5 printk messages dropped ** [ 1341.216249][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1341.216693][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1341.217468][ T32] r5:00001000 r4:dfecf000 ** 6 printk messages dropped ** [ 1341.217884][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1341.218201][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1341.218728][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1341.219292][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1341.219691][ T32] r5:00001000 r4:eb3b9000 ** 1 printk messages dropped ** [ 1341.219772][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1341.219961][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.220008][ T32] r10:61c88647 r9:846e4800 r8:846de42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.220062][ T32] r4:846de400 [ 1341.220103][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.220208][ T32] r10:00000000 r9:846de400 r8:8027f5e8 r7:eb77de60 r6:846da100 r5:846e4800 [ 1341.220246][ T32] r4:00000001 [ 1341.241032][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.241256][ T32] Exception stack(0xeb7c5fb0 to 0xeb7c5ff8) [ 1341.241331][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.241399][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.241463][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.241559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.241633][ T32] r4:84785a00 [ 1341.242413][ T32] INFO: task kworker/0:777:5205 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1341.242500][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.242656][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.242824][ T32] Call trace: [ 1341.242903][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1341.243039][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1341.243100][ T32] r4:00000000 [ 1341.243146][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.243246][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1341.243392][ T32] 5d20: 9452a000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1341.243489][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1341.243579][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1341.243656][ T32] r5:800f0013 r4:80239bb0 [ 1341.243711][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.243813][ T32] r4:82ac11e4 [ 1341.243923][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.244031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1341.244086][ T32] r4:e04e5dc0 [ 1341.244177][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.244289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1341.244418][ T32] r4:00000000 [ 1341.244481][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.244730][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1341.244839][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.244950][ T32] r5:00001000 r4:dfecf000 [ 1341.245001][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.245094][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.245323][ T32] r5:84ea6f8c r4:84ea6c00 [ 1341.245417][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.245532][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1341.245584][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.245699][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.245756][ T32] r4:84fab400 [ 1341.245863][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.245989][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1341.246059][ T32] r4:00000001 [ 1341.246127][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.246223][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1341.246328][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1341.246491][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1341.246978][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1341.247632][ T32] r10:82918930 r9:eb7c9d84 r8:00000002 r7:60000113 r6:eb7c9d8c r5:846e3000 ** 4 printk messages dropped ** [ 1341.248026][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1341.248580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84785c40 ** 4 printk messages dropped ** [ 1341.249026][ T32] r5:00001000 r4:eb22f000 [ 1341.249077][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.249159][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1341.249429][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1341.249856][ T32] r4:846de480 ** 2 printk messages dropped ** [ 1341.250137][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1341.276626][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1341.277318][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1341.277811][ T32] 5d20: 94789000 dfe5f000 00000001 80239b98 7f1e3000 00000001 ** 4 printk messages dropped ** [ 1341.278063][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1341.278210][ T32] r4:e04e5dc0 ** 2 printk messages dropped ** [ 1341.278392][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1341.278482][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1341.278718][ T32] r5:84ea6f8c r4:84ea6c00 [ 1341.278771][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.278849][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1341.278877][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.278924][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.278967][ T32] r4:84fab400 [ 1341.279013][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.279071][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1341.279121][ T32] r4:00000001 [ 1341.279145][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.279181][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1341.279209][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.279237][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.279265][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.279321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.279347][ T32] r4:84faa640 [ 1341.279369][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.279411][ T32] INFO: task kworker/0:779:5209 blocked for more than 467 seconds. [ 1341.279460][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.279516][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.279569][ T32] task:kworker/0:779 state:D stack:0 pid:5209 tgid:5209 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.279647][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.279720][ T32] Call trace: [ 1341.279825][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1341.279904][ T32] r10:82918930 r9:eb7cdd84 r8:00000002 r7:60000113 r6:eb7cdd8c r5:846e3c00 [ 1341.279961][ T32] r4:846e3c00 [ 1341.279985][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1341.280027][ T32] r5:846e3c00 r4:8291892c [ 1341.280188][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.280234][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.294404][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7cde08 [ 1341.294517][ T32] r4:00000000 [ 1341.294552][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1341.294614][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.294666][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.294737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84785d40 [ 1341.294793][ T32] r4:00000000 [ 1341.294816][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.294865][ T32] r9:83018005 r8:846e3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1341.294903][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.294958][ T32] r5:00001000 r4:eb283000 [ 1341.294979][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.295020][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.295066][ T32] r5:8569e78c r4:8569e400 [ 1341.295087][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.295137][ T32] r7:dddced80 r6:83018000 r5:8569e78c r4:846de500 [ 1341.295160][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.295208][ T32] r10:61c88647 r9:846e3c00 r8:846de52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.295232][ T32] r4:846de500 [ 1341.295305][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.295360][ T32] r10:00000000 r9:846de500 r8:8027f5e8 r7:eb7c5e60 r6:846da200 r5:846e3c00 [ 1341.295385][ T32] r4:00000001 [ 1341.295437][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.295478][ T32] Exception stack(0xeb7cdfb0 to 0xeb7cdff8) [ 1341.295535][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.295596][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.295634][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.295664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.295707][ T32] r4:84785e80 [ 1341.296175][ T32] INFO: task kworker/0:779:5209 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1341.296266][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.296376][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.296452][ T32] Call trace: [ 1341.296523][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1341.296577][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1341.296628][ T32] r4:00000000 [ 1341.296678][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.296723][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1341.296753][ T32] 5d20: 94c4b000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1341.296782][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1341.296836][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1341.296894][ T32] r5:800f0013 r4:80239bb0 [ 1341.296947][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.296993][ T32] r4:82ac11e4 [ 1341.297014][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.297077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1341.297137][ T32] r4:e04e5dc0 [ 1341.297182][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.297302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1341.297354][ T32] r4:00000000 [ 1341.297412][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.297523][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1341.297625][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.297725][ T32] r5:00001000 r4:dfecf000 [ 1341.297791][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.297879][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.297961][ T32] r5:84ea6f8c r4:84ea6c00 [ 1341.298000][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.298142][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1341.298197][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.298259][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.298375][ T32] r4:84fab400 [ 1341.298401][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.298586][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1341.298870][ T32] r4:00000001 [ 1341.298897][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.298934][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1341.298989][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.299186][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.299488][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.299676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.299726][ T32] r4:84faa640 [ 1341.299754][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.299787][ T32] INFO: task kworker/1:258:5210 blocked for more than 467 seconds. [ 1341.299822][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.299847][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.299872][ T32] task:kworker/1:258 state:D stack:0 pid:5210 tgid:5210 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1341.300331][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1341.324368][ T32] r10:82918930 r9:eb7d1d84 r8:00000002 r7:60000113 r6:eb7d1d8c r5:846e0c00 [ 1341.324585][ T32] r4:846e0c00 [ 1341.325219][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1341.325293][ T32] r5:846e0c00 r4:8291892c [ 1341.325406][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.325451][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.325497][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7d1e08 [ 1341.325632][ T32] r4:00000000 [ 1341.325659][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1341.325700][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.325741][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.325829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fb400 [ 1341.326164][ T32] r4:00000000 [ 1341.326209][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.326285][ T32] r9:83018205 r8:846e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1341.326309][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.326624][ T32] r5:00001000 r4:eae95000 [ 1341.326829][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.326939][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.326990][ T32] r5:84d4978c r4:84d49400 [ 1341.327050][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.327102][ T32] r7:ddde2d80 r6:83018200 r5:84d4978c r4:846da280 [ 1341.327143][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.327192][ T32] r10:61c88647 r9:846e0c00 r8:846da2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.327214][ T32] r4:846da280 [ 1341.327267][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.327316][ T32] r10:00000000 r9:846da280 r8:8027f5e8 r7:eb5b5e60 r6:846da300 r5:846e0c00 [ 1341.327339][ T32] r4:00000001 [ 1341.327358][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.327396][ T32] Exception stack(0xeb7d1fb0 to 0xeb7d1ff8) [ 1341.327496][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.327685][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.327724][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.327792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.327898][ T32] r4:8564a100 [ 1341.328409][ T32] INFO: task kworker/1:258:5210 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1341.328709][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.328815][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.328882][ T32] Call trace: [ 1341.329001][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1341.329177][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1341.329476][ T32] r4:00000000 [ 1341.329522][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.329573][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1341.329786][ T32] 5d20: 951de000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1341.329873][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1341.329906][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1341.329932][ T32] r5:800f0013 r4:80239bb0 [ 1341.329952][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.329999][ T32] r4:82ac11e4 [ 1341.330020][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.330112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1341.330140][ T32] r4:e04e5dc0 [ 1341.330164][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.330209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1341.330232][ T32] r4:00000000 [ 1341.330252][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.341041][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1341.341159][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.341255][ T32] r5:00001000 r4:dfecf000 ** 2 printk messages dropped ** [ 1341.341394][ T32] r5:84ea6f8c r4:84ea6c00 ** 3 printk messages dropped ** [ 1341.341647][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1341.342028][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1341.342472][ T32] INFO: task kworker/0:780:5211 blocked for more than 467 seconds. [ 1341.342578][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.342610][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.342641][ T32] task:kworker/0:780 state:D stack:0 pid:5211 tgid:5211 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.342702][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.342748][ T32] Call trace: [ 1341.342793][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1341.342847][ T32] r10:82918930 r9:eb7d5d84 r8:00000002 r7:60000013 r6:eb7d5d8c r5:8566ec00 [ 1341.342873][ T32] r4:8566ec00 [ 1341.342928][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1341.342975][ T32] r5:8566ec00 r4:8291892c [ 1341.343244][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.343590][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.343649][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7d5e08 [ 1341.343671][ T32] r4:00000000 [ 1341.343719][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1341.343781][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.343857][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.343918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8478e140 [ 1341.343943][ T32] r4:00000000 [ 1341.343989][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.344138][ T32] r9:83018005 r8:8566ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1341.344267][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.344383][ T32] r5:00001000 r4:eb3ef000 [ 1341.344541][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.344612][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.344789][ T32] r5:8569ef8c r4:8569ec00 [ 1341.344824][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.344902][ T32] r7:dddced80 r6:83018000 r5:8569ef8c r4:846de580 [ 1341.344984][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.345040][ T32] r10:61c88647 r9:8566ec00 r8:846de5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1341.345256][ T32] r10:00000000 r9:846de580 r8:8027f5e8 r7:eb7c5e60 r6:846da380 r5:8566ec00 ** 7 printk messages dropped ** [ 1341.345646][ T32] r4:84785cc0 ** 4 printk messages dropped ** [ 1341.346441][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1341.346773][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1341.347045][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 9 printk messages dropped ** [ 1341.347487][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 4 printk messages dropped ** [ 1341.347706][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 9 printk messages dropped ** [ 1341.348284][ T32] INFO: task kworker/0:781:5215 blocked for more than 467 seconds. ** 6 printk messages dropped ** [ 1341.348635][ T32] r10:82918930 r9:eb7e1d84 r8:00000002 r7:60000113 r6:eb7e1d8c r5:855f0c00 ** 8 printk messages dropped ** [ 1341.349353][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1341.349637][ T32] r5:00001000 r4:eb463000 [ 1341.349682][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1341.350025][ T32] r7:dddced80 r6:83018000 r5:8569ff8c r4:846de600 ** 4 printk messages dropped ** [ 1341.381207][ T32] r10:00000000 r9:846de600 r8:8027f5e8 r7:eb7d5e60 r6:846da400 r5:855f0c00 ** 9 printk messages dropped ** [ 1341.382170][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1341.382804][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1341.382883][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1341.382920][ T32] r5:800f0013 r4:80239bb0 [ 1341.382997][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.383072][ T32] r4:82ac11e4 [ 1341.383121][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.383167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1341.383189][ T32] r4:e04e5dc0 [ 1341.383221][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.383267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1341.383290][ T32] r4:00000000 [ 1341.383309][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.383380][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1341.383405][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.383448][ T32] r5:00001000 r4:dfecf000 [ 1341.383491][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.383535][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.383658][ T32] r5:84ea6f8c r4:84ea6c00 [ 1341.383781][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.383842][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1341.383888][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.384016][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.384042][ T32] r4:84fab400 [ 1341.384063][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.384110][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1341.384132][ T32] r4:00000001 [ 1341.384151][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.384265][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1341.384320][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.384369][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.384428][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.384465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.384488][ T32] r4:84faa640 [ 1341.384509][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.384552][ T32] INFO: task kworker/0:782:5216 blocked for more than 467 seconds. [ 1341.384586][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.384611][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.384651][ T32] task:kworker/0:782 state:D stack:0 pid:5216 tgid:5216 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.384777][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.384861][ T32] Call trace: [ 1341.384896][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1341.384943][ T32] r10:82918930 r9:eb7e5d84 r8:00000002 r7:60000113 r6:eb7e5d8c r5:855f1800 [ 1341.384965][ T32] r4:855f1800 [ 1341.384985][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1341.385075][ T32] r5:855f1800 r4:8291892c [ 1341.385102][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.385176][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.385334][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7e5e08 [ 1341.385389][ T32] r4:00000000 [ 1341.385418][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1341.385477][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.385567][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.385643][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8478e300 [ 1341.385691][ T32] r4:00000000 [ 1341.385714][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.385801][ T32] r9:83018005 r8:855f1800 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1341.385835][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.385934][ T32] r5:00001000 r4:eb409000 [ 1341.385961][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.386001][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.386042][ T32] r5:8569f38c r4:8569f000 [ 1341.386073][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.386123][ T32] r7:dddced80 r6:83018000 r5:8569f38c r4:846de680 [ 1341.386144][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.386192][ T32] r10:61c88647 r9:855f1800 r8:846de6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.386252][ T32] r4:846de680 [ 1341.386286][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.386334][ T32] r10:00000000 r9:846de680 r8:8027f5e8 r7:eb7e1e60 r6:846da480 r5:855f1800 [ 1341.386357][ T32] r4:00000001 [ 1341.386376][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.386414][ T32] Exception stack(0xeb7e5fb0 to 0xeb7e5ff8) [ 1341.386464][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.386495][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.386522][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.386549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.386570][ T32] r4:8478e280 [ 1341.386857][ T32] INFO: task kworker/0:782:5216 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1341.386923][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.387014][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.387060][ T32] Call trace: [ 1341.387089][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1341.387137][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1341.387160][ T32] r4:00000000 [ 1341.387178][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.387231][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1341.387284][ T32] 5d20: 9573d000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1341.387394][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1341.387423][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1341.387448][ T32] r5:800f0013 r4:80239bb0 [ 1341.387468][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.387544][ T32] r4:82ac11e4 [ 1341.387566][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.387637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1341.387672][ T32] r4:e04e5dc0 [ 1341.387690][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.387784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1341.387810][ T32] r4:00000000 [ 1341.387829][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.387877][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1341.387899][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.387941][ T32] r5:00001000 r4:dfecf000 ** 2 printk messages dropped ** [ 1341.388182][ T32] r5:84ea6f8c r4:84ea6c00 ** 3 printk messages dropped ** [ 1341.388320][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.388366][ T32] r4:84fab400 [ 1341.388495][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.388561][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1341.388586][ T32] r4:00000001 [ 1341.388606][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.388646][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1341.388672][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.388699][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.388725][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.388753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.388799][ T32] r4:84faa640 [ 1341.388823][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.388873][ T32] INFO: task kworker/0:783:5218 blocked for more than 467 seconds. [ 1341.388918][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.388965][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.389041][ T32] task:kworker/0:783 state:D stack:0 pid:5218 tgid:5218 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.389132][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.389294][ T32] Call trace: [ 1341.389325][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1341.389384][ T32] r10:82918930 r9:eb7edd84 r8:00000002 r7:60000013 r6:eb7edd8c r5:855f0000 [ 1341.389410][ T32] r4:855f0000 [ 1341.389488][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1341.389539][ T32] r5:855f0000 r4:8291892c [ 1341.389562][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.389698][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.389752][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7ede08 [ 1341.389818][ T32] r4:00000000 [ 1341.389847][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1341.389890][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.389925][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.389989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8478e380 [ 1341.390063][ T32] r4:00000000 [ 1341.390093][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.390141][ T32] r9:83018005 r8:855f0000 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1341.390168][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.390213][ T32] r5:00001000 r4:eb419000 [ 1341.390232][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.390272][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.390376][ T32] r5:8569f78c r4:8569f400 [ 1341.424823][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.424930][ T32] r7:dddced80 r6:83018000 r5:8569f78c r4:846de700 [ 1341.424975][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.425029][ T32] r10:61c88647 r9:855f0000 r8:846de72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.425096][ T32] r4:846de700 [ 1341.425122][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.425211][ T32] r10:00000000 r9:846de700 r8:8027f5e8 r7:eb7e1e60 r6:846da500 r5:855f0000 [ 1341.425242][ T32] r4:00000001 [ 1341.425326][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.425388][ T32] Exception stack(0xeb7edfb0 to 0xeb7edff8) [ 1341.425424][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.425475][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.425547][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.425608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.425662][ T32] r4:8478e500 [ 1341.426154][ T32] INFO: task kworker/0:783:5218 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1341.426203][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.426353][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.426406][ T32] Call trace: [ 1341.426438][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1341.426519][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1341.426566][ T32] r4:00000000 [ 1341.426589][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.426658][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1341.426690][ T32] 5d20: 95f83000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1341.426720][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1341.426744][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1341.426767][ T32] r5:800f0013 r4:80239bb0 [ 1341.426816][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.426870][ T32] r4:82ac11e4 [ 1341.426911][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.426957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1341.426979][ T32] r4:e04e5dc0 [ 1341.427021][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.427080][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1341.427110][ T32] r4:00000000 [ 1341.427138][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.427196][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1341.427221][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.427286][ T32] r5:00001000 r4:dfecf000 [ 1341.427309][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.427348][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.427390][ T32] r5:84ea6f8c r4:84ea6c00 [ 1341.427418][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.427476][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1341.427499][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.427546][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.427568][ T32] r4:84fab400 [ 1341.427596][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.427658][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1341.427683][ T32] r4:00000001 [ 1341.427703][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.427737][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1341.427772][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.427803][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.427829][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.427880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.427925][ T32] r4:84faa640 [ 1341.427948][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.428001][ T32] INFO: task kworker/0:784:5220 blocked for more than 467 seconds. [ 1341.428065][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.428092][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.428134][ T32] task:kworker/0:784 state:D stack:0 pid:5220 tgid:5220 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.428279][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.428393][ T32] Call trace: [ 1341.428487][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1341.428537][ T32] r10:82918930 r9:eb5a5d84 r8:00000002 r7:60000113 r6:eb5a5d8c r5:85676000 [ 1341.428587][ T32] r4:85676000 [ 1341.428625][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1341.428679][ T32] r5:85676000 r4:8291892c [ 1341.428701][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.428742][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.428786][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5a5e08 [ 1341.428808][ T32] r4:00000000 [ 1341.428827][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1341.428864][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.428903][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.428944][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8478e540 [ 1341.428965][ T32] r4:00000000 [ 1341.428982][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.429035][ T32] r9:83018005 r8:85676000 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1341.429064][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.429127][ T32] r5:00001000 r4:eb453000 [ 1341.429149][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.429189][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.429230][ T32] r5:8569fb8c r4:8569f800 [ 1341.429250][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.429294][ T32] r7:dddced80 r6:83018000 r5:8569fb8c r4:846de780 [ 1341.429312][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.429357][ T32] r10:61c88647 r9:85676000 r8:846de7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.429401][ T32] r4:846de780 [ 1341.429438][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.429484][ T32] r10:00000000 r9:846de780 r8:8027f5e8 r7:eb7e1e60 r6:846de800 r5:85676000 [ 1341.429506][ T32] r4:00000001 [ 1341.429544][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.429581][ T32] Exception stack(0xeb5a5fb0 to 0xeb5a5ff8) [ 1341.429634][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.429685][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.429757][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.429831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.429855][ T32] r4:8478e440 [ 1341.430140][ T32] INFO: task kworker/0:784:5220 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1341.430175][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.430233][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.430300][ T32] Call trace: [ 1341.437125][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1341.437239][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1341.437296][ T32] r4:00000000 [ 1341.437351][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.437440][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1341.437498][ T32] 5d20: 95f83000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1341.437532][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1341.437558][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1341.437603][ T32] r5:800f0013 r4:80239bb0 [ 1341.437661][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.437720][ T32] r4:82ac11e4 [ 1341.437742][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.437856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1341.437909][ T32] r4:e04e5dc0 [ 1341.437953][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.438009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1341.438035][ T32] r4:00000000 [ 1341.438063][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.438112][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1341.438134][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.438178][ T32] r5:00001000 r4:dfecf000 [ 1341.438197][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.438235][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.438277][ T32] r5:84ea6f8c r4:84ea6c00 [ 1341.438316][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.438365][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1341.438385][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.438431][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.438453][ T32] r4:84fab400 [ 1341.438472][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.438515][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1341.438537][ T32] r4:00000001 [ 1341.438555][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.438589][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1341.438614][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.438670][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.438732][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.438763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.438805][ T32] r4:84faa640 [ 1341.438841][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.438877][ T32] INFO: task kworker/0:785:5223 blocked for more than 467 seconds. [ 1341.438930][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.438964][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.438987][ T32] task:kworker/0:785 state:D stack:0 pid:5223 tgid:5223 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.439064][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.439183][ T32] Call trace: [ 1341.439240][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1341.439289][ T32] r10:82918930 r9:eb7f1d84 r8:00000002 r7:60000113 r6:eb7f1d8c r5:85676c00 [ 1341.439311][ T32] r4:85676c00 [ 1341.439330][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1341.439369][ T32] r5:85676c00 r4:8291892c [ 1341.439389][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.439428][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.439510][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7f1e08 [ 1341.439536][ T32] r4:00000000 [ 1341.439581][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1341.439734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8478e780 ** 4 printk messages dropped ** [ 1341.439937][ T32] r5:00001000 r4:eb47b000 ** 2 printk messages dropped ** [ 1341.440076][ T32] r5:856a438c r4:856a4000 ** 2 printk messages dropped ** [ 1341.440184][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1341.455566][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.455595][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.455626][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.455656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.455677][ T32] r4:8478e600 [ 1341.456112][ T32] INFO: task kworker/0:785:5223 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1341.456146][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.456252][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.456331][ T32] Call trace: [ 1341.456391][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1341.456463][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1341.456512][ T32] r4:00000000 [ 1341.456565][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.456635][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1341.456670][ T32] 5d20: 96292000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1341.456700][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1341.456725][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1341.456760][ T32] r5:800f0013 r4:80239bb0 [ 1341.456782][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.456827][ T32] r4:82ac11e4 [ 1341.456869][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.456916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1341.456939][ T32] r4:e04e5dc0 [ 1341.456959][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.457000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1341.457022][ T32] r4:00000000 [ 1341.457062][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.457132][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1341.457156][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.457200][ T32] r5:00001000 r4:dfecf000 [ 1341.457219][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.457257][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.457298][ T32] r5:84ea6f8c r4:84ea6c00 [ 1341.457338][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.457402][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1341.457467][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.457517][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.457539][ T32] r4:84fab400 [ 1341.457586][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.457644][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1341.457687][ T32] r4:00000001 [ 1341.457731][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.457803][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1341.457846][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.457889][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.457920][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.457950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.457972][ T32] r4:84faa640 [ 1341.457998][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.458030][ T32] INFO: task kworker/0:786:5225 blocked for more than 467 seconds. [ 1341.458071][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.458099][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.458164][ T32] task:kworker/0:786 state:D stack:0 pid:5225 tgid:5225 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.458228][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.458295][ T32] Call trace: [ 1341.458351][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1341.458419][ T32] r10:82918930 r9:eb7f5d84 r8:00000002 r7:60000013 r6:eb7f5d8c r5:85675400 [ 1341.458445][ T32] r4:85675400 [ 1341.458465][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1341.458505][ T32] r5:85675400 r4:8291892c [ 1341.458524][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.458585][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.458641][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7f5e08 [ 1341.458684][ T32] r4:00000000 [ 1341.458707][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1341.458745][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.458780][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.458821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8478e9c0 [ 1341.458841][ T32] r4:00000000 [ 1341.458859][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.458901][ T32] r9:83018005 r8:85675400 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1341.458921][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.458960][ T32] r5:00001000 r4:eb581000 [ 1341.459000][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.459063][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.459109][ T32] r5:856a478c r4:856a4400 [ 1341.459148][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.459195][ T32] r7:dddced80 r6:83018000 r5:856a478c r4:846de980 [ 1341.459215][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.459261][ T32] r10:61c88647 r9:85675400 r8:846de9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.459283][ T32] r4:846de980 [ 1341.459301][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.459343][ T32] r10:00000000 r9:846de980 r8:8027f5e8 r7:eb7f1e60 r6:846dea00 r5:85675400 [ 1341.459364][ T32] r4:00000001 [ 1341.459382][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.459436][ T32] Exception stack(0xeb7f5fb0 to 0xeb7f5ff8) [ 1341.459487][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.459523][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.459549][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.459597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.459647][ T32] r4:8478e7c0 [ 1341.459930][ T32] INFO: task kworker/0:786:5225 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1341.459965][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.460025][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.460106][ T32] Call trace: [ 1341.460147][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1341.460199][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 4 printk messages dropped ** [ 1341.472715][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 12 printk messages dropped ** [ 1341.473206][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1341.473639][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1341.473874][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) ** 7 printk messages dropped ** [ 1341.474198][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.474226][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.474247][ T32] task:kworker/0:787 state:D stack:0 pid:5227 tgid:5227 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.474339][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.474407][ T32] Call trace: [ 1341.474444][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1341.474494][ T32] r10:82918930 r9:eb7f9d84 r8:00000002 r7:60000113 r6:eb7f9d8c r5:85671800 [ 1341.474516][ T32] r4:85671800 [ 1341.474561][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1341.474633][ T32] r5:85671800 r4:8291892c [ 1341.474678][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.474736][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.474789][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7f9e08 [ 1341.474812][ T32] r4:00000000 [ 1341.474830][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1341.474891][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.474933][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.474975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8478eac0 [ 1341.474997][ T32] r4:00000000 [ 1341.475015][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.475063][ T32] r9:83018005 r8:85671800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1341.475084][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.475147][ T32] r5:00001000 r4:eb59b000 [ 1341.475171][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.475213][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.475255][ T32] r5:856a4b8c r4:856a4800 [ 1341.475295][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.475353][ T32] r7:dddced80 r6:83018000 r5:856a4b8c r4:846dea80 [ 1341.475376][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.475422][ T32] r10:61c88647 r9:85671800 r8:846deaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.475461][ T32] r4:846dea80 [ 1341.475482][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.475526][ T32] r10:00000000 r9:846dea80 r8:8027f5e8 r7:eb7f5e60 r6:846deb00 r5:85671800 [ 1341.475558][ T32] r4:00000001 [ 1341.475603][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.475659][ T32] Exception stack(0xeb7f9fb0 to 0xeb7f9ff8) [ 1341.475687][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.475744][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.475775][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.475803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.475825][ T32] r4:8478e980 [ 1341.476277][ T32] INFO: task kworker/0:787:5227 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1341.476313][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.476395][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.476465][ T32] Call trace: [ 1341.476549][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1341.476628][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1341.476681][ T32] r4:00000000 [ 1341.476703][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.476765][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1341.476797][ T32] 5d20: 96461000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1341.476869][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1341.476923][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1341.476970][ T32] r5:800f0013 r4:80239bb0 [ 1341.477005][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.477049][ T32] r4:82ac11e4 [ 1341.477068][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.477109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1341.477130][ T32] r4:e04e5dc0 [ 1341.477150][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.477191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1341.477212][ T32] r4:00000000 [ 1341.477251][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.477300][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1341.477320][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.477390][ T32] r5:00001000 r4:dfecf000 [ 1341.477420][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.477465][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.477507][ T32] r5:84ea6f8c r4:84ea6c00 [ 1341.477548][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.477598][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1341.477626][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.477679][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.477702][ T32] r4:84fab400 [ 1341.477721][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.477893][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1341.477922][ T32] r4:00000001 [ 1341.477963][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.478001][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1341.478027][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.478075][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.478104][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.478156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.478201][ T32] r4:84faa640 [ 1341.478223][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.478268][ T32] INFO: task kworker/0:788:5229 blocked for more than 467 seconds. [ 1341.478298][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.478341][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.478388][ T32] task:kworker/0:788 state:D stack:0 pid:5229 tgid:5229 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.478455][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.478508][ T32] Call trace: [ 1341.478563][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1341.478612][ T32] r10:82918930 r9:eb7fdd84 r8:00000002 r7:60000013 r6:eb7fdd8c r5:85673000 ** 2 printk messages dropped ** [ 1341.478722][ T32] r5:85673000 r4:8291892c ** 5 printk messages dropped ** [ 1341.478936][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1341.479292][ T32] r5:00001000 r4:eb5b9000 [ 1341.479433][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1341.479560][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1341.479952][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.497057][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.497448][ T32] 5d20: 968b8000 dfe5f000 00000001 80239b98 7f1e3000 00000001 ** 9 printk messages dropped ** [ 1341.497924][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 7 printk messages dropped ** [ 1341.498335][ T32] r5:84ea6f8c r4:84ea6c00 ** 4 printk messages dropped ** [ 1341.498523][ T32] r4:84fab400 ** 5 printk messages dropped ** [ 1341.498737][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.499110][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.499455][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1341.499828][ T32] r9:83018005 r8:846e6000 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 ** 1 printk messages dropped ** [ 1341.499888][ T32] r5:00001000 r4:eb5d3000 ** 2 printk messages dropped ** [ 1341.500011][ T32] r5:856a538c r4:856a5000 [ 1341.500030][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.500095][ T32] r7:dddced80 r6:83018000 r5:856a538c r4:846dec80 [ 1341.500140][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.500188][ T32] r10:61c88647 r9:846e6000 r8:846decac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.500210][ T32] r4:846dec80 [ 1341.500227][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.513446][ T32] r10:00000000 r9:846dec80 r8:8027f5e8 r7:eb7fde60 r6:846ded00 r5:846e6000 [ 1341.513597][ T32] r4:00000001 [ 1341.513692][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.513757][ T32] Exception stack(0xeb801fb0 to 0xeb801ff8) [ 1341.513835][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.513897][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.513930][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.513981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.514024][ T32] r4:8478ec40 [ 1341.514522][ T32] INFO: task kworker/0:789:5231 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1341.514572][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.514686][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.514784][ T32] Call trace: [ 1341.514837][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1341.514915][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1341.514942][ T32] r4:00000000 [ 1341.514982][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.515025][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1341.515073][ T32] 5d20: 96bb1000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1341.515148][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1341.515204][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1341.515234][ T32] r5:800f0013 r4:80239bb0 [ 1341.515276][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.515324][ T32] r4:82ac11e4 [ 1341.515344][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.515445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1341.515476][ T32] r4:e04e5dc0 [ 1341.515496][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.515537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1341.515560][ T32] r4:00000000 [ 1341.515587][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.515646][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1341.515688][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.515755][ T32] r5:00001000 r4:dfecf000 [ 1341.515778][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.515818][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.515860][ T32] r5:84ea6f8c r4:84ea6c00 [ 1341.515880][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.515926][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1341.515967][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1341.516182][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 3 printk messages dropped ** [ 1341.516347][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.516374][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.516421][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.516454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.516476][ T32] r4:84faa640 [ 1341.516517][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.516585][ T32] INFO: task kworker/0:790:5232 blocked for more than 468 seconds. [ 1341.516628][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.516665][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.516708][ T32] task:kworker/0:790 state:D stack:0 pid:5232 tgid:5232 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.516755][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.516796][ T32] Call trace: [ 1341.516826][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1341.516884][ T32] r10:82918930 r9:eb809d84 r8:00000002 r7:60000013 r6:eb809d8c r5:8567d400 [ 1341.516909][ T32] r4:8567d400 [ 1341.516929][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1341.516969][ T32] r5:8567d400 r4:8291892c [ 1341.516989][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.517027][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.517072][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb809e08 [ 1341.517113][ T32] r4:00000000 [ 1341.517136][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1341.517195][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.517233][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.517274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474cc40 [ 1341.517295][ T32] r4:00000000 [ 1341.517313][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.517355][ T32] r9:83018005 r8:8567d400 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1341.517375][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.517448][ T32] r5:00001000 r4:eb5dd000 [ 1341.517475][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.517514][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.517565][ T32] r5:856a578c r4:856a5400 [ 1341.517587][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.517641][ T32] r7:dddced80 r6:83018000 r5:856a578c r4:846ded80 [ 1341.517662][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.517707][ T32] r10:61c88647 r9:8567d400 r8:846dedac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1341.517983][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.518522][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1341.518899][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1341.519062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 9 printk messages dropped ** [ 1341.519468][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 7 printk messages dropped ** [ 1341.519770][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) ** 7 printk messages dropped ** [ 1341.520051][ T32] Not tainted 6.15.0-syzkaller #0 ** 3 printk messages dropped ** [ 1341.520227][ T32] Call trace: ** 5 printk messages dropped ** [ 1341.540951][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1341.541230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84785e40 ** 4 printk messages dropped ** [ 1341.541420][ T32] r5:00001000 r4:eb5ef000 ** 4 printk messages dropped ** [ 1341.541605][ T32] r7:dddced80 r6:83018000 r5:856a5b8c r4:846dee80 ** 4 printk messages dropped ** [ 1341.541845][ T32] r10:00000000 r9:846dee80 r8:8027f5e8 r7:eb809e60 r6:846def00 r5:8567ec00 ** 6 printk messages dropped ** [ 1341.542044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.542065][ T32] r4:8474cdc0 [ 1341.542506][ T32] INFO: task kworker/0:791:5234 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1341.542541][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.542630][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.542687][ T32] Call trace: [ 1341.542736][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1341.542785][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1341.542808][ T32] r4:00000000 [ 1341.542827][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.542895][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1341.542929][ T32] 5d20: 97120000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1341.542960][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1341.542986][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1341.543009][ T32] r5:800f0013 r4:80239bb0 [ 1341.543039][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.543104][ T32] r4:82ac11e4 [ 1341.543131][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.543209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1341.543235][ T32] r4:e04e5dc0 [ 1341.543253][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.543316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1341.543341][ T32] r4:00000000 [ 1341.543369][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.543465][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1341.543507][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.543592][ T32] r5:00001000 r4:dfecf000 [ 1341.543617][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.543664][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.543706][ T32] r5:84ea6f8c r4:84ea6c00 [ 1341.543725][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.543770][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1341.543801][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.543851][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.543878][ T32] r4:84fab400 [ 1341.543912][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.543978][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1341.544021][ T32] r4:00000001 [ 1341.544063][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.544100][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1341.544145][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.544176][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.544204][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.544245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.544316][ T32] r4:84faa640 [ 1341.544342][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.544372][ T32] INFO: task kworker/0:792:5237 blocked for more than 468 seconds. [ 1341.544406][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.544430][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.544463][ T32] task:kworker/0:792 state:D stack:0 pid:5237 tgid:5237 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.544510][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.544552][ T32] Call trace: [ 1341.544601][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1341.544676][ T32] r10:82918930 r9:eb811d84 r8:00000002 r7:60000113 r6:eb811d8c r5:84d00000 [ 1341.544703][ T32] r4:84d00000 [ 1341.544723][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1341.544764][ T32] r5:84d00000 r4:8291892c [ 1341.544805][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1341.544957][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb811e08 ** 8 printk messages dropped ** [ 1341.545305][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.545346][ T32] r5:00001000 r4:eb617000 ** 1 printk messages dropped ** [ 1341.545403][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1341.545703][ T32] r4:846def80 ** 5 printk messages dropped ** [ 1341.546022][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1341.546530][ T32] Call trace: ** 5 printk messages dropped ** [ 1341.546792][ T32] 5d20: 97120000 dfe5f000 00000001 80239b98 7f1e3000 00000001 ** 10 printk messages dropped ** [ 1341.547185][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.547481][ T32] r5:84ea6f8c r4:84ea6c00 ** 4 printk messages dropped ** [ 1341.547710][ T32] r4:84fab400 ** 5 printk messages dropped ** [ 1341.547935][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.548265][ T32] task:kworker/0:793 state:D stack:0 pid:5238 tgid:5238 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1341.548827][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1341.549118][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1341.549264][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.549306][ T32] r5:856a5f8c r4:856a5c00 [ 1341.549324][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.549370][ T32] r7:dddced80 r6:83018000 r5:856a5f8c r4:85653080 [ 1341.549409][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.549484][ T32] r10:61c88647 r9:84d00c00 r8:856530ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.549515][ T32] r4:85653080 [ 1341.549534][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.549588][ T32] r10:00000000 r9:85653080 r8:8027f5e8 r7:eb811e60 r6:85653100 r5:84d00c00 [ 1341.549615][ T32] r4:00000001 [ 1341.549642][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.549698][ T32] Exception stack(0xeb799fb0 to 0xeb799ff8) [ 1341.549731][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.549799][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.549840][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.549869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.549891][ T32] r4:84d17000 [ 1341.550122][ T32] INFO: task kworker/0:793:5238 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1341.550153][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.550209][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.550272][ T32] Call trace: [ 1341.570830][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1341.570928][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1341.570954][ T32] r4:00000000 [ 1341.570975][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.571016][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1341.571069][ T32] 5d20: 9741d000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1341.571128][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1341.571158][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1341.571183][ T32] r5:800f0013 r4:80239bb0 [ 1341.571215][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.571263][ T32] r4:82ac11e4 [ 1341.571282][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.571342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1341.571368][ T32] r4:e04e5dc0 [ 1341.571388][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.571430][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1341.571452][ T32] r4:00000000 [ 1341.571490][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.571550][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1341.571575][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.571630][ T32] r5:00001000 r4:dfecf000 [ 1341.571653][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.571693][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.571736][ T32] r5:84ea6f8c r4:84ea6c00 [ 1341.571765][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.571827][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1341.571851][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.571907][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.571932][ T32] r4:84fab400 [ 1341.571951][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.572005][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1341.572029][ T32] r4:00000001 [ 1341.572049][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.572085][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1341.572111][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.572157][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.572200][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.572250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.572275][ T32] r4:84faa640 [ 1341.572299][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.572331][ T32] INFO: task kworker/0:794:5241 blocked for more than 468 seconds. [ 1341.572362][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.572404][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.572451][ T32] task:kworker/0:794 state:D stack:0 pid:5241 tgid:5241 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.572574][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.572629][ T32] Call trace: [ 1341.572661][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1341.572707][ T32] r10:82918930 r9:eb815d84 r8:00000002 r7:60000013 r6:eb815d8c r5:84d01800 [ 1341.572746][ T32] r4:84d01800 [ 1341.572770][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1341.572823][ T32] r5:84d01800 r4:8291892c [ 1341.572846][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.572886][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.572959][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb815e08 [ 1341.573029][ T32] r4:00000000 [ 1341.573055][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1341.573117][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.573163][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.573231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d17280 ** 4 printk messages dropped ** [ 1341.573449][ T32] r5:00001000 r4:eb621000 [ 1341.573472][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.573535][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1341.573896][ T32] r10:00000000 r9:85653180 r8:8027f5e8 r7:eb811e60 r6:85653200 r5:84d01800 ** 9 printk messages dropped ** [ 1341.574767][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1341.575394][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1341.575573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 11 printk messages dropped ** [ 1341.576079][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1341.576411][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.576636][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.576980][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1341.577179][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.577219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d17480 [ 1341.577240][ T32] r4:00000000 [ 1341.577258][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.577300][ T32] r9:83018005 r8:84d02400 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1341.577321][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.577383][ T32] r5:00001000 r4:eb633000 [ 1341.577410][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.577450][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.577491][ T32] r5:856a6b8c r4:856a6800 [ 1341.577510][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.577571][ T32] r7:dddced80 r6:83018000 r5:856a6b8c r4:85653280 [ 1341.577594][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.577645][ T32] r10:61c88647 r9:84d02400 r8:856532ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.577696][ T32] r4:85653280 [ 1341.577717][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.577791][ T32] r10:00000000 r9:85653280 r8:8027f5e8 r7:eb815e60 r6:85653300 r5:84d02400 [ 1341.577842][ T32] r4:00000001 [ 1341.577896][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.577976][ T32] Exception stack(0xeb81dfb0 to 0xeb81dff8) [ 1341.578042][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.578075][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.578101][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.578158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.578187][ T32] r4:84d172c0 [ 1341.578431][ T32] INFO: task kworker/0:795:5243 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1341.578496][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.578576][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.578637][ T32] Call trace: [ 1341.578668][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1341.578718][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1341.578741][ T32] r4:00000000 [ 1341.578759][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.578796][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1341.578847][ T32] 5d20: 9741d000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1341.578887][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1341.578913][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1341.578937][ T32] r5:800f0013 r4:80239bb0 [ 1341.578958][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.578999][ T32] r4:82ac11e4 [ 1341.579017][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.579078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1341.579113][ T32] r4:e04e5dc0 [ 1341.579134][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.579175][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1341.579207][ T32] r4:00000000 [ 1341.579229][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.579275][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1341.579296][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.579357][ T32] r5:00001000 r4:dfecf000 [ 1341.579399][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.579441][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.579482][ T32] r5:84ea6f8c r4:84ea6c00 [ 1341.579503][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1341.579613][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1341.579882][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1341.580181][ T32] task:kworker/0:796 state:D stack:0 pid:5245 tgid:5245 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1341.611190][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb821e08 ** 8 printk messages dropped ** [ 1341.611534][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.611598][ T32] r5:00001000 r4:eb643000 [ 1341.611633][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.611693][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.611777][ T32] r5:856a6f8c r4:856a6c00 [ 1341.611802][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.611852][ T32] r7:dddced80 r6:83018000 r5:856a6f8c r4:85653380 [ 1341.611877][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.611925][ T32] r10:61c88647 r9:84d03000 r8:856533ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.611968][ T32] r4:85653380 [ 1341.611991][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.612038][ T32] r10:00000000 r9:85653380 r8:8027f5e8 r7:eb81de60 r6:85653400 r5:84d03000 [ 1341.612059][ T32] r4:00000001 [ 1341.612077][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.612134][ T32] Exception stack(0xeb821fb0 to 0xeb821ff8) [ 1341.612221][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.612257][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.612283][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.612311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.612332][ T32] r4:84d173c0 [ 1341.612809][ T32] INFO: task kworker/0:796:5245 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1341.612850][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.612944][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.613003][ T32] Call trace: [ 1341.613037][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1341.613088][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1341.613111][ T32] r4:00000000 [ 1341.613129][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.613166][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1341.613194][ T32] 5d20: 97d8f000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1341.613222][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1341.613246][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1341.613270][ T32] r5:800f0013 r4:80239bb0 [ 1341.613289][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.613329][ T32] r4:82ac11e4 [ 1341.613393][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.613465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1341.613489][ T32] r4:e04e5dc0 [ 1341.613507][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.613590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 7 printk messages dropped ** [ 1341.613982][ T32] r5:84ea6f8c r4:84ea6c00 ** 4 printk messages dropped ** [ 1341.614148][ T32] r4:84fab400 ** 7 printk messages dropped ** [ 1341.614390][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.614437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.614461][ T32] r4:84faa640 [ 1341.614482][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.614522][ T32] INFO: task kworker/0:797:5247 blocked for more than 468 seconds. [ 1341.614577][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.614629][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.614655][ T32] task:kworker/0:797 state:D stack:0 pid:5247 tgid:5247 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.614711][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.614752][ T32] Call trace: [ 1341.614781][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1341.614824][ T32] r10:82918930 r9:eb825d84 r8:00000002 r7:60000113 r6:eb825d8c r5:84d03c00 [ 1341.614846][ T32] r4:84d03c00 [ 1341.614864][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1341.614903][ T32] r5:84d03c00 r4:8291892c [ 1341.614940][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.614982][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.615058][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb825e08 [ 1341.615104][ T32] r4:00000000 [ 1341.615126][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1341.615166][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.615201][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.615241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d17700 [ 1341.615262][ T32] r4:00000000 [ 1341.615280][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.615343][ T32] r9:83018005 r8:84d03c00 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 ** 1 printk messages dropped ** [ 1341.615427][ T32] r5:00001000 r4:eb655000 [ 1341.615449][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1341.615530][ T32] r5:856a738c r4:856a7000 ** 3 printk messages dropped ** [ 1341.615700][ T32] r10:61c88647 r9:84d03c00 r8:856534ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1341.616036][ T32] r4:84d17600 ** 5 printk messages dropped ** [ 1341.616637][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 8 printk messages dropped ** [ 1341.616998][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1341.617240][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.617531][ T32] r5:84ea6f8c r4:84ea6c00 ** 4 printk messages dropped ** [ 1341.617737][ T32] r4:84fab400 ** 1 printk messages dropped ** [ 1341.617853][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1341.617885][ T32] r4:00000001 [ 1341.617907][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.617963][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1341.617992][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.618020][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.618047][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.618074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.618108][ T32] r4:84faa640 [ 1341.618130][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.618191][ T32] INFO: task kworker/0:798:5249 blocked for more than 468 seconds. [ 1341.618222][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.618244][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.618289][ T32] task:kworker/0:798 state:D stack:0 pid:5249 tgid:5249 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.618336][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.618396][ T32] Call trace: [ 1341.618437][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1341.618484][ T32] r10:82918930 r9:eb829d84 r8:00000002 r7:60000113 r6:eb829d8c r5:84d04800 [ 1341.618506][ T32] r4:84d04800 [ 1341.618524][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1341.618564][ T32] r5:84d04800 r4:8291892c [ 1341.618582][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1341.618671][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb829e08 ** 9 printk messages dropped ** [ 1341.619019][ T32] r5:00001000 r4:eb82d000 [ 1341.619061][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1341.619146][ T32] r5:856a778c r4:856a7400 ** 4 printk messages dropped ** [ 1341.619340][ T32] r4:85653580 ** 5 printk messages dropped ** [ 1341.619574][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.620226][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 9 printk messages dropped ** [ 1341.643225][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1341.643874][ T32] r5:84ea6f8c r4:84ea6c00 ** 4 printk messages dropped ** [ 1341.644113][ T32] r4:84fab400 ** 6 printk messages dropped ** [ 1341.644367][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.644650][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.645016][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1341.645501][ T32] r5:00001000 r4:eb83b000 ** 1 printk messages dropped ** [ 1341.645563][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1341.646007][ T32] Exception stack(0xeb831fb0 to 0xeb831ff8) ** 4 printk messages dropped ** [ 1341.646158][ T32] r4:84d17900 ** 3 printk messages dropped ** [ 1341.646799][ T32] Call trace: ** 5 printk messages dropped ** [ 1341.647032][ T32] 5d20: 983d2000 dfe5f000 00000001 80239b98 7f1e3000 00000001 ** 12 printk messages dropped ** [ 1341.647459][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 6 printk messages dropped ** [ 1341.647763][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1341.647787][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.647833][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.647855][ T32] r4:84fab400 [ 1341.647888][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.647935][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1341.647957][ T32] r4:00000001 [ 1341.647995][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.648035][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1341.648061][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.648088][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.648121][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.648186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.648214][ T32] r4:84faa640 [ 1341.648233][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.648281][ T32] INFO: task kworker/0:800:5253 blocked for more than 468 seconds. [ 1341.648314][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.648337][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.648357][ T32] task:kworker/0:800 state:D stack:0 pid:5253 tgid:5253 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.648401][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.648485][ T32] Call trace: [ 1341.648528][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1341.648596][ T32] r10:82918930 r9:eb839d84 r8:00000002 r7:60000113 r6:eb839d8c r5:84d06000 [ 1341.648627][ T32] r4:84d06000 [ 1341.648668][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1341.648712][ T32] r5:84d06000 r4:8291892c [ 1341.648732][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.648804][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.648874][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb839e08 [ 1341.648913][ T32] r4:00000000 [ 1341.648955][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1341.648995][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.649031][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.649071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d17b80 [ 1341.649091][ T32] r4:00000000 [ 1341.649137][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.649186][ T32] r9:83018005 r8:84d06000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [ 1341.649207][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.649248][ T32] r5:00001000 r4:eb841000 [ 1341.649290][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.649366][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.649419][ T32] r5:856a7f8c r4:856a7c00 [ 1341.649438][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.649481][ T32] r7:dddced80 r6:83018000 r5:856a7f8c r4:85653780 [ 1341.649501][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.649546][ T32] r10:61c88647 r9:84d06000 r8:856537ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.649567][ T32] r4:85653780 [ 1341.649601][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.649674][ T32] r10:00000000 r9:85653780 r8:8027f5e8 r7:eb831e60 r6:85653800 r5:84d06000 [ 1341.649714][ T32] r4:00000001 [ 1341.649739][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.649821][ T32] Exception stack(0xeb839fb0 to 0xeb839ff8) [ 1341.649850][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.649878][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.649903][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.649930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.649971][ T32] r4:84d17a40 [ 1341.650188][ T32] INFO: task kworker/0:800:5253 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1341.650218][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.650293][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.665321][ T32] Call trace: [ 1341.665423][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1341.665514][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1341.665550][ T32] r4:00000000 [ 1341.665589][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.665688][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1341.665746][ T32] 5d20: 983d2000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1341.665823][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1341.665872][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1341.665919][ T32] r5:800f0013 r4:80239bb0 [ 1341.665941][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.665986][ T32] r4:82ac11e4 [ 1341.666006][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.666068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1341.666096][ T32] r4:e04e5dc0 [ 1341.666115][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.666157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1341.666189][ T32] r4:00000000 [ 1341.666214][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.666261][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1341.666282][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.666345][ T32] r5:00001000 r4:dfecf000 [ 1341.666369][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.666419][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.666464][ T32] r5:84ea6f8c r4:84ea6c00 [ 1341.666484][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.666551][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1341.666575][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.666628][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.666651][ T32] r4:84fab400 [ 1341.666670][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.666714][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1341.666755][ T32] r4:00000001 [ 1341.666798][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.666836][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1341.666863][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.666909][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.666940][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.666969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.667005][ T32] r4:84faa640 [ 1341.667030][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.667081][ T32] INFO: task kworker/0:801:5255 blocked for more than 468 seconds. [ 1341.667146][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.667193][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.667236][ T32] task:kworker/0:801 state:D stack:0 pid:5255 tgid:5255 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.667293][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.667354][ T32] Call trace: [ 1341.667388][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1341.667447][ T32] r10:82918930 r9:eb845d84 r8:00000002 r7:60000113 r6:eb845d8c r5:84d06c00 [ 1341.667474][ T32] r4:84d06c00 [ 1341.667513][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1341.667576][ T32] r5:84d06c00 r4:8291892c [ 1341.667609][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.667658][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.667703][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb845e08 [ 1341.667745][ T32] r4:00000000 [ 1341.667790][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1341.667850][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.667891][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.667932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d17dc0 [ 1341.667954][ T32] r4:00000000 [ 1341.667992][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.668039][ T32] r9:83018005 r8:84d06c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [ 1341.668123][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.668168][ T32] r5:00001000 r4:eb84f000 [ 1341.668187][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.668227][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.668269][ T32] r5:856b038c r4:856b0000 [ 1341.668301][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.668367][ T32] r7:dddced80 r6:83018000 r5:856b038c r4:85653880 [ 1341.668410][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.668459][ T32] r10:61c88647 r9:84d06c00 r8:856538ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.668482][ T32] r4:85653880 [ 1341.668507][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.668553][ T32] r10:00000000 r9:85653880 r8:8027f5e8 r7:eb839e60 r6:85653900 r5:84d06c00 [ 1341.668574][ T32] r4:00000001 [ 1341.668593][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.668631][ T32] Exception stack(0xeb845fb0 to 0xeb845ff8) [ 1341.668657][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.668684][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.668729][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.668783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.668810][ T32] r4:84d17bc0 [ 1341.669273][ T32] INFO: task kworker/0:801:5255 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1341.669314][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.669397][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1341.669545][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 9 printk messages dropped ** [ 1341.669965][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1341.670229][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 4 printk messages dropped ** [ 1341.682956][ T32] r5:84ea6f8c r4:84ea6c00 ** 2 printk messages dropped ** [ 1341.683087][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1341.683294][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 3 printk messages dropped ** [ 1341.683511][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1341.683719][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1341.683831][ T32] task:kworker/0:802 state:D stack:0 pid:5257 tgid:5257 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1341.684146][ T32] r4:85680000 ** 3 printk messages dropped ** [ 1341.684324][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1341.684449][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.684489][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.684551][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84785a00 [ 1341.684584][ T32] r4:00000000 [ 1341.684628][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.684682][ T32] r9:83018005 r8:85680000 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 [ 1341.684704][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.684745][ T32] r5:00001000 r4:eb855000 [ 1341.684763][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.684852][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.684902][ T32] r5:856b078c r4:856b0400 [ 1341.684923][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.684967][ T32] r7:dddced80 r6:83018000 r5:856b078c r4:85653980 [ 1341.684987][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.685053][ T32] r10:61c88647 r9:85680000 r8:856539ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.685080][ T32] r4:85653980 [ 1341.685129][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.685200][ T32] r10:00000000 r9:85653980 r8:8027f5e8 r7:eb845e60 r6:85653a00 r5:85680000 [ 1341.685224][ T32] r4:00000001 [ 1341.685243][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.685276][ T32] Exception stack(0xeb84dfb0 to 0xeb84dff8) [ 1341.685302][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.685350][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.685399][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.685431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.685452][ T32] r4:84d17d80 [ 1341.685963][ T32] INFO: task kworker/0:802:5257 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1341.686001][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.686084][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.686130][ T32] Call trace: [ 1341.686159][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1341.686207][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1341.686229][ T32] r4:00000000 [ 1341.686248][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.686305][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1341.686337][ T32] 5d20: 989dd000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1341.686386][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1341.686414][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1341.686438][ T32] r5:800f0013 r4:80239bb0 [ 1341.686457][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.686497][ T32] r4:82ac11e4 [ 1341.686536][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.686586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1341.686610][ T32] r4:e04e5dc0 [ 1341.686635][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.686679][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1341.686704][ T32] r4:00000000 [ 1341.686724][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.686768][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1341.686794][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.686861][ T32] r5:00001000 r4:dfecf000 [ 1341.686910][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.686957][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.687000][ T32] r5:84ea6f8c r4:84ea6c00 [ 1341.687019][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.687101][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1341.687165][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.687225][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.687250][ T32] r4:84fab400 [ 1341.687290][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.687374][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1341.687401][ T32] r4:00000001 [ 1341.687420][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.687456][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1341.687483][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.687510][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.687556][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.687593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.687649][ T32] r4:84faa640 [ 1341.687703][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.687732][ T32] INFO: task kworker/0:803:5259 blocked for more than 468 seconds. [ 1341.687759][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.687781][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.687801][ T32] task:kworker/0:803 state:D stack:0 pid:5259 tgid:5259 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.687845][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.687910][ T32] Call trace: [ 1341.687945][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1341.687994][ T32] r10:82918930 r9:eb859d84 r8:00000002 r7:60000013 r6:eb859d8c r5:85680c00 [ 1341.688019][ T32] r4:85680c00 [ 1341.688039][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1341.688125][ T32] r5:85680c00 r4:8291892c [ 1341.688151][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.688211][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.688269][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb859e08 [ 1341.688292][ T32] r4:00000000 [ 1341.688313][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1341.688373][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.688415][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.688456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cb1c0 [ 1341.688477][ T32] r4:00000000 [ 1341.688497][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.688564][ T32] r9:83018005 r8:85680c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 [ 1341.688612][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.688686][ T32] r5:00001000 r4:eb869000 [ 1341.688712][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.688752][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.688805][ T32] r5:856b0f8c r4:856b0c00 [ 1341.688828][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.688897][ T32] r7:dddced80 r6:83018000 r5:856b0f8c r4:85653a80 [ 1341.688942][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.688993][ T32] r10:61c88647 r9:85680c00 r8:85653aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.689035][ T32] r4:85653a80 [ 1341.689058][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.689103][ T32] r10:00000000 r9:85653a80 r8:8027f5e8 r7:eb84de60 r6:85653b00 r5:85680c00 [ 1341.689146][ T32] r4:00000001 [ 1341.689190][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.689250][ T32] Exception stack(0xeb859fb0 to 0xeb859ff8) [ 1341.689282][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.689331][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.689381][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.689434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.689463][ T32] r4:856cb000 [ 1341.689690][ T32] INFO: task kworker/0:803:5259 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1341.689727][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.689827][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.689879][ T32] Call trace: [ 1341.689909][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1341.689960][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1341.689983][ T32] r4:00000000 [ 1341.690002][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.690041][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1341.690070][ T32] 5d20: 989dd000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1341.690100][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1341.690125][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1341.690148][ T32] r5:800f0013 r4:80239bb0 [ 1341.690167][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.690206][ T32] r4:82ac11e4 [ 1341.690225][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.714047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1341.714158][ T32] r4:e04e5dc0 [ 1341.714218][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.714300][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1341.714325][ T32] r4:00000000 [ 1341.714366][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.714430][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1341.714467][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.714543][ T32] r5:00001000 r4:dfecf000 [ 1341.714571][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.714613][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.714667][ T32] r5:84ea6f8c r4:84ea6c00 [ 1341.714687][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.714757][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1341.714783][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.714830][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.714851][ T32] r4:84fab400 [ 1341.714873][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.714957][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1341.714989][ T32] r4:00000001 [ 1341.715020][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.715074][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1341.715110][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.715150][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.715181][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.715210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.715231][ T32] r4:84faa640 [ 1341.715262][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.715298][ T32] INFO: task kworker/0:804:5261 blocked for more than 468 seconds. [ 1341.715365][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.715397][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.715418][ T32] task:kworker/0:804 state:D stack:0 pid:5261 tgid:5261 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.715478][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.715569][ T32] Call trace: [ 1341.715640][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1341.715694][ T32] r10:82918930 r9:eb861d84 r8:00000002 r7:60000013 r6:eb861d8c r5:85681800 [ 1341.715732][ T32] r4:85681800 [ 1341.715755][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1341.715818][ T32] r5:85681800 r4:8291892c [ 1341.715842][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.715889][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.715935][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb861e08 [ 1341.715959][ T32] r4:00000000 [ 1341.715997][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1341.716039][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.716077][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.716119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cb040 [ 1341.716153][ T32] r4:00000000 [ 1341.716176][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.716255][ T32] r9:83018005 r8:85681800 r7:00000000 r6:83018000 r5:00001000 r4:7f0cd000 [ 1341.716286][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.716331][ T32] r5:00001000 r4:eb863000 [ 1341.716350][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.716387][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.716429][ T32] r5:856b0b8c r4:856b0800 [ 1341.716468][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.716534][ T32] r7:dddced80 r6:83018000 r5:856b0b8c r4:85653b80 [ 1341.716560][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.716607][ T32] r10:61c88647 r9:85681800 r8:85653bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.716634][ T32] r4:85653b80 [ 1341.716676][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.716725][ T32] r10:00000000 r9:85653b80 r8:8027f5e8 r7:eb859e60 r6:85653c00 r5:85681800 [ 1341.716747][ T32] r4:00000001 [ 1341.716764][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.716798][ T32] Exception stack(0xeb861fb0 to 0xeb861ff8) [ 1341.716823][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.716870][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.716902][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.716931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.716955][ T32] r4:856cb300 [ 1341.717382][ T32] INFO: task kworker/0:804:5261 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1341.717415][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.717497][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.717544][ T32] Call trace: [ 1341.717629][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1341.717682][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1341.717704][ T32] r4:00000000 [ 1341.717742][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.717834][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1341.717878][ T32] 5d20: 98df4000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1341.717912][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1341.717937][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1341.717982][ T32] r5:800f0013 r4:80239bb0 [ 1341.718026][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.718074][ T32] r4:82ac11e4 [ 1341.718094][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.718134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1341.718169][ T32] r4:e04e5dc0 [ 1341.718192][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.718234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1341.718256][ T32] r4:00000000 [ 1341.718273][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.718329][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1341.718357][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.718407][ T32] r5:00001000 r4:dfecf000 [ 1341.718428][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.718478][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.718523][ T32] r5:84ea6f8c r4:84ea6c00 [ 1341.718562][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.718613][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1341.718649][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.718697][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.718738][ T32] r4:84fab400 [ 1341.718782][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.718855][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1341.718900][ T32] r4:00000001 [ 1341.718933][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.718981][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1341.719032][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.719063][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.719104][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.719144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.719169][ T32] r4:84faa640 [ 1341.719189][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.719226][ T32] INFO: task kworker/0:805:5264 blocked for more than 468 seconds. [ 1341.719301][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.719331][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.719352][ T32] task:kworker/0:805 state:D stack:0 pid:5264 tgid:5264 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.719399][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.719476][ T32] Call trace: [ 1341.719520][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1341.719568][ T32] r10:82918930 r9:eb86dd84 r8:00000002 r7:60000013 r6:eb86dd8c r5:85682400 [ 1341.719610][ T32] r4:85682400 [ 1341.719657][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1341.719725][ T32] r5:85682400 r4:8291892c [ 1341.719746][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.719800][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.719854][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb86de08 [ 1341.719879][ T32] r4:00000000 [ 1341.719898][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1341.719936][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1341.720017][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cb380 [ 1341.720039][ T32] r4:00000000 [ 1341.720057][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.720099][ T32] r9:83018005 r8:85682400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d1000 [ 1341.720119][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.720160][ T32] r5:00001000 r4:eb877000 [ 1341.720189][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.720232][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.734792][ T32] r5:856b138c r4:856b1000 [ 1341.734870][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.734945][ T32] r7:dddced80 r6:83018000 r5:856b138c r4:85653c80 [ 1341.734967][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.735049][ T32] r10:61c88647 r9:85682400 r8:85653cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.735078][ T32] r4:85653c80 [ 1341.735138][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.735189][ T32] r10:00000000 r9:85653c80 r8:8027f5e8 r7:eb859e60 r6:85653d00 r5:85682400 [ 1341.735213][ T32] r4:00000001 [ 1341.735231][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.735270][ T32] Exception stack(0xeb86dfb0 to 0xeb86dff8) [ 1341.735309][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.735340][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.735385][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.735417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.735460][ T32] r4:856cb180 [ 1341.735915][ T32] INFO: task kworker/0:805:5264 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1341.735972][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.736077][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.736174][ T32] Call trace: [ 1341.736211][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1341.736263][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1341.736287][ T32] r4:00000000 [ 1341.736305][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.736344][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1341.736372][ T32] 5d20: 990a9000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1341.736420][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1341.736474][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1341.736506][ T32] r5:800f0013 r4:80239bb0 [ 1341.736548][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.736617][ T32] r4:82ac11e4 [ 1341.736644][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.736686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1341.736710][ T32] r4:e04e5dc0 [ 1341.736749][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.736795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1341.736818][ T32] r4:00000000 [ 1341.736836][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.736891][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1341.736936][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.737001][ T32] r5:00001000 r4:dfecf000 [ 1341.737050][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.737092][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.737150][ T32] r5:84ea6f8c r4:84ea6c00 [ 1341.737192][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.737241][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1341.737262][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.737309][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.737330][ T32] r4:84fab400 [ 1341.737348][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.737391][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1341.737413][ T32] r4:00000001 [ 1341.737450][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.737488][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1341.737514][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.737541][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.737566][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.737630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.737656][ T32] r4:84faa640 [ 1341.737677][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.737716][ T32] INFO: task kworker/0:806:5265 blocked for more than 468 seconds. [ 1341.737749][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.737824][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.737849][ T32] task:kworker/0:806 state:D stack:0 pid:5265 tgid:5265 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.737903][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.737946][ T32] Call trace: [ 1341.737975][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1341.738021][ T32] r10:82918930 r9:eb875d84 r8:00000002 r7:60000113 r6:eb875d8c r5:85683000 [ 1341.738044][ T32] r4:85683000 [ 1341.738083][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1341.738127][ T32] r5:85683000 r4:8291892c [ 1341.738146][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.738186][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.738230][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb875e08 [ 1341.738270][ T32] r4:00000000 [ 1341.738293][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1341.738331][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.738375][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1341.738675][ T32] r5:00001000 r4:eb87d000 [ 1341.738709][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.738752][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1341.739007][ T32] r10:00000000 r9:85653d80 r8:8027f5e8 r7:eb86de60 r6:85653e00 r5:85683000 ** 9 printk messages dropped ** [ 1341.739527][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1341.740250][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1341.755811][ T32] r4:e04e5dc0 ** 1 printk messages dropped ** [ 1341.755902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 6 printk messages dropped ** [ 1341.756257][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1341.756431][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1341.756566][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1341.756686][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1341.756801][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1341.757019][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1341.757236][ T32] r4:85683c00 ** 3 printk messages dropped ** [ 1341.757371][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1341.757615][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1341.757968][ T32] r5:00001000 r4:eb88b000 [ 1341.757987][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1341.758284][ T32] r10:61c88647 r9:85683c00 r8:85653eac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1341.758640][ T32] r4:856cb500 ** 2 printk messages dropped ** [ 1341.759215][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.759273][ T32] Call trace: [ 1341.759325][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1341.759411][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1341.759438][ T32] r4:00000000 [ 1341.759457][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.759496][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1341.759525][ T32] 5d20: 99423000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1341.759553][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1341.759578][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1341.759600][ T32] r5:800f0013 r4:80239bb0 [ 1341.759624][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.759669][ T32] r4:82ac11e4 [ 1341.759699][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.759745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1341.759768][ T32] r4:e04e5dc0 [ 1341.759803][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.759847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1341.759889][ T32] r4:00000000 [ 1341.759930][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.759978][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1341.759999][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.760040][ T32] r5:00001000 r4:dfecf000 [ 1341.760058][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.760095][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.760135][ T32] r5:84ea6f8c r4:84ea6c00 [ 1341.760153][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.760197][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1341.760242][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.772540][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.772625][ T32] r4:84fab400 [ 1341.772657][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.772750][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1341.772776][ T32] r4:00000001 [ 1341.772802][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.772862][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1341.772896][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.772942][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.772975][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.773009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.773032][ T32] r4:84faa640 [ 1341.773080][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.773136][ T32] INFO: task kworker/0:808:5269 blocked for more than 468 seconds. [ 1341.773201][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.773229][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.773251][ T32] task:kworker/0:808 state:D stack:0 pid:5269 tgid:5269 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.773329][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.773405][ T32] Call trace: [ 1341.773502][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1341.773567][ T32] r10:82918930 r9:eb819d84 r8:00000002 r7:60000113 r6:eb819d8c r5:85684800 [ 1341.773595][ T32] r4:85684800 [ 1341.773615][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1341.773663][ T32] r5:85684800 r4:8291892c [ 1341.773684][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.773727][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.773799][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb819e08 [ 1341.773822][ T32] r4:00000000 [ 1341.773841][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1341.773912][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.773992][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.774074][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cb840 [ 1341.774107][ T32] r4:00000000 [ 1341.774196][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.774281][ T32] r9:83018005 r8:85684800 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1341.774307][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.774351][ T32] r5:00001000 r4:eb891000 [ 1341.774390][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.774436][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.774478][ T32] r5:856b1f8c r4:856b1c00 [ 1341.774506][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.774553][ T32] r7:dddced80 r6:83018000 r5:856b1f8c r4:85653f80 [ 1341.774573][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.774631][ T32] r10:61c88647 r9:85684800 r8:85653fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.774662][ T32] r4:85653f80 [ 1341.774681][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.774745][ T32] r10:00000000 r9:85653f80 r8:8027f5e8 r7:eb889e60 r6:856ee000 r5:85684800 ** 2 printk messages dropped ** [ 1341.774838][ T32] Exception stack(0xeb819fb0 to 0xeb819ff8) ** 6 printk messages dropped ** [ 1341.775522][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1341.776062][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1341.776307][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1341.776674][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 5 printk messages dropped ** [ 1341.776850][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.777032][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1341.777136][ T32] INFO: task kworker/0:809:5271 blocked for more than 468 seconds. [ 1341.777165][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.777199][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.777224][ T32] task:kworker/0:809 state:D stack:0 pid:5271 tgid:5271 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.777268][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.777309][ T32] Call trace: [ 1341.777339][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1341.777385][ T32] r10:82918930 r9:eb895d84 r8:00000002 r7:60000113 r6:eb895d8c r5:85685400 [ 1341.777437][ T32] r4:85685400 [ 1341.777466][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1341.777517][ T32] r5:85685400 r4:8291892c [ 1341.777544][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.777586][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.777638][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb895e08 [ 1341.777677][ T32] r4:00000000 [ 1341.777700][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1341.777739][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.777824][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.777881][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cbd80 [ 1341.777916][ T32] r4:00000000 [ 1341.777939][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.777984][ T32] r9:83018005 r8:85685400 r7:00000000 r6:83018000 r5:00001000 r4:7f0df000 [ 1341.778006][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.778048][ T32] r5:00001000 r4:eb8b9000 [ 1341.778067][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.778149][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.778195][ T32] r5:856b2f8c r4:856b2c00 [ 1341.778214][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.778265][ T32] r7:dddced80 r6:83018000 r5:856b2f8c r4:856ee080 [ 1341.778285][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.778368][ T32] r10:61c88647 r9:85685400 r8:856ee0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.778406][ T32] r4:856ee080 [ 1341.778425][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.778470][ T32] r10:00000000 r9:856ee080 r8:8027f5e8 r7:eb819e60 r6:856ee100 r5:85685400 [ 1341.778491][ T32] r4:00000001 [ 1341.778508][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.778541][ T32] Exception stack(0xeb895fb0 to 0xeb895ff8) [ 1341.778568][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.778596][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.778628][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.778678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.778705][ T32] r4:856cb980 [ 1341.778919][ T32] INFO: task kworker/0:809:5271 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1341.778971][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.779076][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.779163][ T32] Call trace: [ 1341.779196][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1341.779280][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1341.779326][ T32] r4:00000000 [ 1341.779348][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.779386][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1341.779435][ T32] 5d20: 9982d000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1341.779468][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1341.779534][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1341.779561][ T32] r5:800f0013 r4:80239bb0 [ 1341.779581][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.779626][ T32] r4:82ac11e4 [ 1341.779646][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.779687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1341.779709][ T32] r4:e04e5dc0 [ 1341.779746][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.779791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1341.779813][ T32] r4:00000000 [ 1341.779831][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1341.779986][ T32] r5:00001000 r4:dfecf000 ** 6 printk messages dropped ** [ 1341.800668][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1341.801085][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1341.801619][ T32] Call trace: ** 6 printk messages dropped ** [ 1341.802084][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1341.802556][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1341.802685][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1341.803016][ T32] r4:856ee180 ** 4 printk messages dropped ** [ 1341.803170][ T32] Exception stack(0xeb89dfb0 to 0xeb89dff8) ** 1 printk messages dropped ** [ 1341.803290][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1341.804089][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1341.804382][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 2 printk messages dropped ** [ 1341.804575][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1341.804649][ T32] 5d20: 99a1c000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1341.804717][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1341.804775][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1341.804810][ T32] r5:800f0013 r4:80239bb0 [ 1341.804855][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.804921][ T32] r4:82ac11e4 [ 1341.804964][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.805047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1341.805109][ T32] r4:e04e5dc0 [ 1341.805138][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.805187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1341.805234][ T32] r4:00000000 [ 1341.805257][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.805356][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1341.805402][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.805483][ T32] r5:00001000 r4:dfecf000 [ 1341.805589][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.805685][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.805814][ T32] r5:84ea6f8c r4:84ea6c00 [ 1341.805845][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.805916][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1341.805975][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.806082][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.806126][ T32] r4:84fab400 [ 1341.806165][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.806282][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1341.806359][ T32] r4:00000001 [ 1341.806415][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.806500][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1341.806601][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.806679][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.806740][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.806801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.806845][ T32] r4:84faa640 [ 1341.806896][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.806963][ T32] INFO: task kworker/0:811:5275 blocked for more than 468 seconds. [ 1341.807029][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.807079][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.807105][ T32] task:kworker/0:811 state:D stack:0 pid:5275 tgid:5275 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.807207][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.807323][ T32] Call trace: [ 1341.807410][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1341.807508][ T32] r10:82918930 r9:eb8a9d84 r8:00000002 r7:60000113 r6:eb8a9d8c r5:85686c00 [ 1341.807567][ T32] r4:85686c00 [ 1341.807597][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1341.807670][ T32] r5:85686c00 r4:8291892c [ 1341.807693][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.807752][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.807804][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8a9e08 [ 1341.807843][ T32] r4:00000000 [ 1341.807880][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1341.807920][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.807979][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.808048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cba80 [ 1341.808094][ T32] r4:00000000 [ 1341.808116][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.808163][ T32] r9:83018005 r8:85686c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0db000 [ 1341.808262][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.808364][ T32] r5:00001000 r4:eb8a5000 [ 1341.808407][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.808489][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.808568][ T32] r5:856b278c r4:856b2400 [ 1341.808609][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.808698][ T32] r7:dddced80 r6:83018000 r5:856b278c r4:856ee280 [ 1341.808773][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1341.809070][ T32] r10:00000000 r9:856ee280 r8:8027f5e8 r7:eb895e60 r6:856ee300 r5:85686c00 ** 4 printk messages dropped ** [ 1341.809460][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1341.809635][ T32] r4:856cb900 ** 2 printk messages dropped ** [ 1341.834001][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1341.834503][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 4 printk messages dropped ** [ 1341.834861][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 3 printk messages dropped ** [ 1341.835182][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1341.835377][ T32] r4:e04e5dc0 ** 2 printk messages dropped ** [ 1341.835614][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1341.835834][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1341.836303][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 2 printk messages dropped ** [ 1341.836497][ T32] r4:84fab400 ** 5 printk messages dropped ** [ 1341.836925][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1341.837191][ T32] r4:84faa640 [ 1341.837251][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1341.837576][ T32] task:kworker/0:812 state:D stack:0 pid:5277 tgid:5277 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1341.838075][ T32] r4:847f8000 ** 3 printk messages dropped ** [ 1341.838384][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1341.838693][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1341.838863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cbcc0 [ 1341.838919][ T32] r4:00000000 [ 1341.838963][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.839057][ T32] r9:83018005 r8:847f8000 r7:00000000 r6:83018000 r5:00001000 r4:7f0dd000 [ 1341.839114][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.839203][ T32] r5:00001000 r4:eb8b3000 [ 1341.839249][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.839331][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.839415][ T32] r5:856b2b8c r4:856b2800 [ 1341.839457][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.839565][ T32] r7:dddced80 r6:83018000 r5:856b2b8c r4:856ee380 [ 1341.839613][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.839711][ T32] r10:61c88647 r9:847f8000 r8:856ee3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.839778][ T32] r4:856ee380 [ 1341.839827][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.839927][ T32] r10:00000000 r9:856ee380 r8:8027f5e8 r7:eb895e60 r6:856ee400 r5:847f8000 [ 1341.839979][ T32] r4:00000001 [ 1341.840021][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.840114][ T32] Exception stack(0xeb8b1fb0 to 0xeb8b1ff8) [ 1341.840176][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.840240][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.865620][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.865752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.865882][ T32] r4:856cbc80 [ 1341.866667][ T32] INFO: task kworker/0:812:5277 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1341.866748][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.866931][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.867060][ T32] Call trace: [ 1341.867159][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1341.867275][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1341.867328][ T32] r4:00000000 [ 1341.867375][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.867473][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1341.867542][ T32] 5d20: 99ff9000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1341.867611][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1341.867673][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1341.867733][ T32] r5:800f0013 r4:80239bb0 [ 1341.867779][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.867894][ T32] r4:82ac11e4 [ 1341.867953][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.868046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1341.868118][ T32] r4:e04e5dc0 [ 1341.868166][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.868259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1341.868307][ T32] r4:00000000 [ 1341.868356][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.868451][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1341.868500][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.868606][ T32] r5:00001000 r4:dfecf000 [ 1341.868665][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.868767][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.868864][ T32] r5:84ea6f8c r4:84ea6c00 [ 1341.869034][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.869145][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1341.869192][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.869287][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.869338][ T32] r4:84fab400 [ 1341.869381][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.869473][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1341.869520][ T32] r4:00000001 [ 1341.869578][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.869666][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1341.869722][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.869818][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.869889][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.869952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.869983][ T32] r4:84faa640 [ 1341.870053][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.870111][ T32] INFO: task kworker/0:813:5280 blocked for more than 468 seconds. [ 1341.870149][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.870221][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.870301][ T32] task:kworker/0:813 state:D stack:0 pid:5280 tgid:5280 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.885915][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.886057][ T32] Call trace: [ 1341.886150][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1341.886225][ T32] r10:82918930 r9:eb8c5d84 r8:00000002 r7:60000013 r6:eb8c5d8c r5:847f8c00 [ 1341.886253][ T32] r4:847f8c00 [ 1341.886274][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1341.886314][ T32] r5:847f8c00 r4:8291892c [ 1341.886334][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.886378][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.886427][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8c5e08 [ 1341.886497][ T32] r4:00000000 [ 1341.886521][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1341.886560][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.886603][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.886648][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8564ae00 [ 1341.886669][ T32] r4:00000000 [ 1341.886688][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.886745][ T32] r9:83018005 r8:847f8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0e1000 [ 1341.886770][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.886819][ T32] r5:00001000 r4:eb8c7000 [ 1341.886879][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.886925][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.886968][ T32] r5:856b338c r4:856b3000 [ 1341.886989][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.887035][ T32] r7:dddced80 r6:83018000 r5:856b338c r4:856ee480 [ 1341.887079][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.887128][ T32] r10:61c88647 r9:847f8c00 r8:856ee4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.887151][ T32] r4:856ee480 [ 1341.887219][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.887268][ T32] r10:00000000 r9:856ee480 r8:8027f5e8 r7:eb895e60 r6:856ee500 r5:847f8c00 [ 1341.887290][ T32] r4:00000001 [ 1341.887311][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.887371][ T32] Exception stack(0xeb8c5fb0 to 0xeb8c5ff8) [ 1341.887403][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.887433][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.887480][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.887512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.887535][ T32] r4:8564a100 [ 1341.887991][ T32] INFO: task kworker/0:813:5280 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1341.888113][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.888179][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.888228][ T32] Call trace: [ 1341.888260][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1341.888335][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1341.888363][ T32] r4:00000000 [ 1341.888388][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.888431][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1341.888461][ T32] 5d20: 9a35a000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1341.888491][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1341.888540][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1341.888570][ T32] r5:800f0013 r4:80239bb0 [ 1341.888592][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.888638][ T32] r4:82ac11e4 [ 1341.888660][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.888733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1341.888760][ T32] r4:e04e5dc0 [ 1341.888849][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.888900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1341.888946][ T32] r4:00000000 [ 1341.888968][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.889016][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1341.889037][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.889078][ T32] r5:00001000 r4:dfecf000 [ 1341.889123][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.889166][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.889220][ T32] r5:84ea6f8c r4:84ea6c00 [ 1341.889267][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.889317][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1341.889338][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.889390][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.889418][ T32] r4:84fab400 [ 1341.889438][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.889481][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1341.889503][ T32] r4:00000001 [ 1341.889522][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.889555][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1341.889582][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.889611][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.889712][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.889744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.889819][ T32] r4:84faa640 [ 1341.889881][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.890044][ T32] INFO: task kworker/0:814:5281 blocked for more than 468 seconds. [ 1341.890084][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.890109][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.890132][ T32] task:kworker/0:814 state:D stack:0 pid:5281 tgid:5281 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.890192][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.900789][ T32] Call trace: [ 1341.900870][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1341.900986][ T32] r10:82918930 r9:eb8bdd84 r8:00000002 r7:60000113 r6:eb8bdd8c r5:847f9800 [ 1341.901016][ T32] r4:847f9800 [ 1341.901062][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1341.901109][ T32] r5:847f9800 r4:8291892c [ 1341.901130][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.901170][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.901214][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8bde08 [ 1341.901236][ T32] r4:00000000 [ 1341.901265][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1341.901306][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.901349][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.901417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fa100 [ 1341.901444][ T32] r4:00000000 [ 1341.901491][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.901590][ T32] r9:83018005 r8:847f9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0e5000 [ 1341.901615][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.901719][ T32] r5:00001000 r4:eb8d7000 [ 1341.901743][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.901860][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.901925][ T32] r5:856b3b8c r4:856b3800 [ 1341.901950][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.901998][ T32] r7:dddced80 r6:83018000 r5:856b3b8c r4:856ee580 [ 1341.902018][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.902063][ T32] r10:61c88647 r9:847f9800 r8:856ee5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.902084][ T32] r4:856ee580 [ 1341.902103][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.902170][ T32] r10:00000000 r9:856ee580 r8:8027f5e8 r7:eb8c5e60 r6:856ee600 r5:847f9800 [ 1341.902195][ T32] r4:00000001 [ 1341.902246][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.902287][ T32] Exception stack(0xeb8bdfb0 to 0xeb8bdff8) [ 1341.902365][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.902397][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.902489][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.902527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.902549][ T32] r4:856cbec0 [ 1341.902976][ T32] INFO: task kworker/0:814:5281 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1341.903010][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.903108][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.903168][ T32] Call trace: [ 1341.903217][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1341.903270][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1341.903293][ T32] r4:00000000 [ 1341.903323][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.903370][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1341.903400][ T32] 5d20: 9a481000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1341.903430][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1341.903456][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1341.903518][ T32] r5:800f0013 r4:80239bb0 [ 1341.903568][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.903642][ T32] r4:82ac11e4 [ 1341.903666][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.903733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1341.903769][ T32] r4:e04e5dc0 [ 1341.903791][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.903833][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1341.903854][ T32] r4:00000000 [ 1341.903905][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.903979][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1341.904006][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.904049][ T32] r5:00001000 r4:dfecf000 [ 1341.904090][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.904132][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.904174][ T32] r5:84ea6f8c r4:84ea6c00 [ 1341.904193][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.904238][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1341.904258][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1341.904511][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 3 printk messages dropped ** [ 1341.904684][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1341.904929][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1341.905074][ T32] task:kworker/0:815 state:D stack:0 pid:5284 tgid:5284 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1341.905466][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1341.905739][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8d1e08 ** 3 printk messages dropped ** [ 1341.905947][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1341.906031][ T32] r4:00000000 [ 1341.906053][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.906110][ T32] r9:83018005 r8:847fa400 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1341.906159][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.906203][ T32] r5:00001000 r4:dfaaf000 [ 1341.906223][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.906261][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.906303][ T32] r5:856b3f8c r4:856b3c00 [ 1341.906345][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.906392][ T32] r7:dddced80 r6:83018000 r5:856b3f8c r4:856ee680 [ 1341.906425][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.906498][ T32] r10:61c88647 r9:847fa400 r8:856ee6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.906524][ T32] r4:856ee680 [ 1341.906551][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.906646][ T32] r10:00000000 r9:856ee680 r8:8027f5e8 r7:eb8bde60 r6:856ee700 r5:847fa400 [ 1341.906672][ T32] r4:00000001 [ 1341.906701][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.906738][ T32] Exception stack(0xeb8d1fb0 to 0xeb8d1ff8) [ 1341.906789][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.906820][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.906847][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.906880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.906926][ T32] r4:856fa0c0 [ 1341.907160][ T32] INFO: task kworker/0:815:5284 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1341.907193][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.907315][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.907377][ T32] Call trace: [ 1341.907465][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1341.907522][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1341.907546][ T32] r4:00000000 [ 1341.907567][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.907605][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1341.907656][ T32] 5d20: 9a481000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1341.907694][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1341.907744][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1341.907771][ T32] r5:800f0013 r4:80239bb0 [ 1341.907792][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.907833][ T32] r4:82ac11e4 [ 1341.907881][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.907937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1341.907959][ T32] r4:e04e5dc0 [ 1341.907994][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.908043][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1341.908066][ T32] r4:00000000 [ 1341.908084][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.908128][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1341.908164][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.908210][ T32] r5:00001000 r4:dfecf000 [ 1341.908254][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.908297][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.908339][ T32] r5:84ea6f8c r4:84ea6c00 [ 1341.908357][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.908401][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1341.908422][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.908492][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.908518][ T32] r4:84fab400 [ 1341.908538][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.908583][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1341.908632][ T32] r4:00000001 [ 1341.908657][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.908705][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1341.908734][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.908815][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.908845][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.908890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.908917][ T32] r4:84faa640 [ 1341.908941][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.908979][ T32] INFO: task kworker/0:816:5286 blocked for more than 468 seconds. [ 1341.909082][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.909109][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.909130][ T32] task:kworker/0:816 state:D stack:0 pid:5286 tgid:5286 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.909174][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.909237][ T32] Call trace: [ 1341.909420][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1341.909495][ T32] r10:82918930 r9:eb8e1d84 r8:00000002 r7:60000013 r6:eb8e1d8c r5:847fb000 [ 1341.909556][ T32] r4:847fb000 [ 1341.909579][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1341.909638][ T32] r5:847fb000 r4:8291892c [ 1341.909663][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.909706][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.909758][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8e1e08 [ 1341.909835][ T32] r4:00000000 [ 1341.909860][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1341.909930][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.909970][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.910012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856faf80 ** 4 printk messages dropped ** [ 1341.910212][ T32] r5:00001000 r4:eb315000 [ 1341.910252][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1341.933978][ T32] r7:dddced80 r6:83018000 r5:856b978c r4:856ee780 ** 8 printk messages dropped ** [ 1341.934332][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1341.934515][ T32] r4:856fa280 ** 1 printk messages dropped ** [ 1341.935029][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1341.935551][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) ** 3 printk messages dropped ** [ 1341.935689][ T32] r5:800f0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1341.935837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 5 printk messages dropped ** [ 1341.936071][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 6 printk messages dropped ** [ 1341.936323][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 1 printk messages dropped ** [ 1341.936389][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1341.936496][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1341.936600][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1341.936828][ T32] INFO: task kworker/0:817:5288 blocked for more than 468 seconds. ** 3 printk messages dropped ** [ 1341.937082][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1341.937311][ T32] r10:82918930 r9:eb6a9d84 r8:00000002 r7:60000113 r6:eb6a9d8c r5:847fc800 ** 4 printk messages dropped ** [ 1341.937453][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1341.938133][ T32] r5:00001000 r4:eaa6d000 [ 1341.938184][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.938234][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.938289][ T32] r5:856b838c r4:856b8000 [ 1341.938336][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.938409][ T32] r7:dddced80 r6:83018000 r5:856b838c r4:856ee880 [ 1341.938432][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.938501][ T32] r10:61c88647 r9:847fc800 r8:856ee8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.938527][ T32] r4:856ee880 [ 1341.938546][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.938591][ T32] r10:00000000 r9:856ee880 r8:8027f5e8 r7:eb8e1e60 r6:856ee900 r5:847fc800 [ 1341.938656][ T32] r4:00000001 [ 1341.938687][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.938726][ T32] Exception stack(0xeb6a9fb0 to 0xeb6a9ff8) [ 1341.938755][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.938806][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.938861][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.938934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.938985][ T32] r4:856fa380 [ 1341.939194][ T32] INFO: task kworker/0:817:5288 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1341.939251][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.939419][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.939474][ T32] Call trace: [ 1341.939531][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1341.939584][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1341.939606][ T32] r4:00000000 [ 1341.939624][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.939663][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1341.939691][ T32] 5d20: 9a7ea000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1341.939795][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1341.939824][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1341.939848][ T32] r5:800f0013 r4:80239bb0 [ 1341.939881][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.939927][ T32] r4:82ac11e4 [ 1341.939946][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.939988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1341.940009][ T32] r4:e04e5dc0 [ 1341.940027][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.940090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1341.940141][ T32] r4:00000000 [ 1341.940163][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.940209][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1341.940229][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.958458][ T32] r5:00001000 r4:dfecf000 [ 1341.958505][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.958648][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.958721][ T32] r5:84ea6f8c r4:84ea6c00 [ 1341.958746][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.958818][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1341.958866][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.958925][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.958948][ T32] r4:84fab400 [ 1341.958968][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.959062][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1341.959165][ T32] r4:00000001 [ 1341.959286][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.959329][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1341.959360][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.959411][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.959441][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.959478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.959499][ T32] r4:84faa640 [ 1341.959522][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.959553][ T32] INFO: task kworker/0:818:5290 blocked for more than 468 seconds. [ 1341.959584][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.959608][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.959630][ T32] task:kworker/0:818 state:D stack:0 pid:5290 tgid:5290 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.959686][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.959757][ T32] Call trace: [ 1341.959849][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1341.959907][ T32] r10:82918930 r9:eb8e5d84 r8:00000002 r7:60000113 r6:eb8e5d8c r5:847fe000 [ 1341.959931][ T32] r4:847fe000 [ 1341.959951][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1341.960064][ T32] r5:847fe000 r4:8291892c [ 1341.960188][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.960245][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.965373][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8e5e08 [ 1341.965535][ T32] r4:00000000 [ 1341.965566][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1341.965638][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.965686][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.965783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fa680 [ 1341.965863][ T32] r4:00000000 [ 1341.965916][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.965969][ T32] r9:83018005 r8:847fe000 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1341.966015][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.966065][ T32] r5:00001000 r4:eab57000 [ 1341.966086][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.966179][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.966226][ T32] r5:856b878c r4:856b8400 [ 1341.966247][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.966317][ T32] r7:dddced80 r6:83018000 r5:856b878c r4:856ee980 [ 1341.966413][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.966476][ T32] r10:61c88647 r9:847fe000 r8:856ee9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.966528][ T32] r4:856ee980 [ 1341.966601][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.966651][ T32] r10:00000000 r9:856ee980 r8:8027f5e8 r7:eb8e1e60 r6:856eea00 r5:847fe000 [ 1341.966674][ T32] r4:00000001 [ 1341.966693][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.966729][ T32] Exception stack(0xeb8e5fb0 to 0xeb8e5ff8) [ 1341.966759][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.966787][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.966813][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.966840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.966861][ T32] r4:856fa640 [ 1341.967287][ T32] INFO: task kworker/0:818:5290 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1341.967321][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.967417][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.967543][ T32] Call trace: [ 1341.967580][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1341.967656][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1341.967683][ T32] r4:00000000 [ 1341.967762][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.967804][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1341.967862][ T32] 5d20: 9ac48000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1341.967926][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1341.967964][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1341.967990][ T32] r5:800f0013 r4:80239bb0 [ 1341.968010][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.968050][ T32] r4:82ac11e4 [ 1341.968069][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.968110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1341.968157][ T32] r4:e04e5dc0 [ 1341.968253][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.968374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1341.968400][ T32] r4:00000000 [ 1341.968419][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1341.968464][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1341.968484][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.968535][ T32] r5:00001000 r4:dfecf000 [ 1341.968557][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.968596][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.968637][ T32] r5:84ea6f8c r4:84ea6c00 [ 1341.968657][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.968702][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1341.968722][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.968795][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.968839][ T32] r4:84fab400 [ 1341.968861][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.968912][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1341.968933][ T32] r4:00000001 [ 1341.968951][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.968985][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1341.969034][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.969135][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.969165][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.969193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.969236][ T32] r4:84faa640 [ 1341.969280][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.969324][ T32] INFO: task kworker/0:819:5291 blocked for more than 468 seconds. [ 1341.969357][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.969381][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.969401][ T32] task:kworker/0:819 state:D stack:0 pid:5291 tgid:5291 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1341.969955][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8e9e08 ** 9 printk messages dropped ** [ 1341.988482][ T32] r5:00001000 r4:eb14d000 [ 1341.988602][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1341.988825][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1341.989153][ T32] Exception stack(0xeb8e9fb0 to 0xeb8e9ff8) ** 2 printk messages dropped ** [ 1341.989247][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1341.989958][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1341.998152][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) ** 5 printk messages dropped ** [ 1341.998659][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1341.998850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 5 printk messages dropped ** [ 1341.999167][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 4 printk messages dropped ** [ 1341.999528][ T32] r5:84ea6f8c r4:84ea6c00 ** 2 printk messages dropped ** [ 1341.999621][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1341.999979][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 3 printk messages dropped ** [ 1342.000198][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1342.000255][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.013268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.013377][ T32] r4:84faa640 [ 1342.013410][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.013452][ T32] INFO: task kworker/1:259:5294 blocked for more than 468 seconds. [ 1342.013487][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.013527][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.013554][ T32] task:kworker/1:259 state:D stack:0 pid:5294 tgid:5294 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.013623][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.013686][ T32] Call trace: [ 1342.013717][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1342.013821][ T32] r10:82918930 r9:eb8f5d84 r8:00000002 r7:60000113 r6:eb8f5d8c r5:856e0c00 [ 1342.013882][ T32] r4:856e0c00 [ 1342.013904][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1342.013946][ T32] r5:856e0c00 r4:8291892c [ 1342.014002][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.014145][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.014196][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8f5e08 [ 1342.014217][ T32] r4:00000000 [ 1342.014266][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1342.014306][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.014348][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.014411][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fbc80 [ 1342.014438][ T32] r4:00000000 [ 1342.014476][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.014526][ T32] r9:83018205 r8:856e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1342.014548][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.014612][ T32] r5:00001000 r4:eb4f7000 [ 1342.014673][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.014722][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.014767][ T32] r5:855a4b8c r4:855a4800 [ 1342.014787][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.014834][ T32] r7:ddde2d80 r6:83018200 r5:855a4b8c r4:846da580 [ 1342.014866][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.014921][ T32] r10:61c88647 r9:856e0c00 r8:846da5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.014958][ T32] r4:846da580 [ 1342.014981][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.015028][ T32] r10:00000000 r9:846da580 r8:8027f5e8 r7:eb7d1e60 r6:856eeb80 r5:856e0c00 [ 1342.015051][ T32] r4:00000001 [ 1342.015101][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.015143][ T32] Exception stack(0xeb8f5fb0 to 0xeb8f5ff8) [ 1342.015195][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.015228][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.015255][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.015285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.015319][ T32] r4:856fb3c0 [ 1342.015750][ T32] INFO: task kworker/1:259:5294 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1342.015784][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.015841][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.015894][ T32] Call trace: [ 1342.015933][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1342.015984][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1342.016008][ T32] r4:00000000 [ 1342.016027][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.016065][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1342.016093][ T32] 5d20: 9b425000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1342.016122][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1342.016146][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1342.016169][ T32] r5:800f0013 r4:80239bb0 [ 1342.016212][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.016268][ T32] r4:82ac11e4 [ 1342.016290][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.016334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1342.016384][ T32] r4:e04e5dc0 [ 1342.016480][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.016539][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1342.016564][ T32] r4:00000000 [ 1342.016682][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.016830][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1342.016855][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.016909][ T32] r5:00001000 r4:dfecf000 [ 1342.016978][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.017047][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.017092][ T32] r5:84ea6f8c r4:84ea6c00 [ 1342.017123][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1342.017262][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1342.017476][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 5 printk messages dropped ** [ 1342.017716][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1342.017851][ T32] INFO: task kworker/1:260:5295 blocked for more than 468 seconds. ** 2 printk messages dropped ** [ 1342.017936][ T32] task:kworker/1:260 state:D stack:0 pid:5295 tgid:5295 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.017981][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.018021][ T32] Call trace: [ 1342.018103][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1342.018170][ T32] r10:82918930 r9:eb8f9d84 r8:00000002 r7:60000113 r6:eb8f9d8c r5:856e1800 [ 1342.018220][ T32] r4:856e1800 [ 1342.018322][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1342.018373][ T32] r5:856e1800 r4:8291892c [ 1342.018392][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.018432][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.018476][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8f9e08 [ 1342.018499][ T32] r4:00000000 [ 1342.018530][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1342.018572][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.018609][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.018652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fb940 [ 1342.018673][ T32] r4:00000000 [ 1342.018691][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.018734][ T32] r9:83018205 r8:856e1800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1342.018755][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.018796][ T32] r5:00001000 r4:eb3ad000 [ 1342.018816][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.018854][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.018901][ T32] r5:855a438c r4:855a4000 [ 1342.018920][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.018963][ T32] r7:ddde2d80 r6:83018200 r5:855a438c r4:846da600 [ 1342.018982][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.019049][ T32] r10:61c88647 r9:856e1800 r8:846da62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.019075][ T32] r4:846da600 [ 1342.019099][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.019148][ T32] r10:00000000 r9:846da600 r8:8027f5e8 r7:eb8f5e60 r6:856eec00 r5:856e1800 [ 1342.019179][ T32] r4:00000001 [ 1342.019199][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.019273][ T32] Exception stack(0xeb8f9fb0 to 0xeb8f9ff8) [ 1342.019317][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.019346][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.019372][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.019399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.019420][ T32] r4:856fb3c0 [ 1342.019653][ T32] INFO: task kworker/1:260:5295 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1342.019712][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.020009][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.020184][ T32] Call trace: [ 1342.020267][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1342.030037][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1342.030148][ T32] r4:00000000 [ 1342.030192][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.030825][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1342.030880][ T32] 5d20: 9b425000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1342.030938][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1342.031030][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1342.031079][ T32] r5:800f0013 r4:80239bb0 [ 1342.031114][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.031197][ T32] r4:82ac11e4 [ 1342.031226][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.031302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1342.031337][ T32] r4:e04e5dc0 [ 1342.031380][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.031483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1342.031554][ T32] r4:00000000 [ 1342.031608][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.031724][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1342.031773][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.031857][ T32] r5:00001000 r4:dfecf000 [ 1342.031911][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.031992][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.032078][ T32] r5:84ea6f8c r4:84ea6c00 [ 1342.032119][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.032208][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1342.032249][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.032337][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.032384][ T32] r4:84fab400 [ 1342.032420][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.032507][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1342.032547][ T32] r4:00000001 [ 1342.032645][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1342.032790][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1342.033553][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.034171][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1342.034968][ T32] r5:00001000 r4:eb1b3000 [ 1342.035008][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.035138][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.035224][ T32] r5:856b938c r4:856b9000 [ 1342.035266][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.035353][ T32] r7:dddced80 r6:83018000 r5:856b938c r4:856eec80 [ 1342.035474][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.035591][ T32] r10:61c88647 r9:856e0000 r8:856eecac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.035663][ T32] r4:856eec80 [ 1342.035702][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.035786][ T32] r10:00000000 r9:856eec80 r8:8027f5e8 r7:eb8e1e60 r6:856eed00 r5:856e0000 [ 1342.035832][ T32] r4:00000001 [ 1342.035884][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.035968][ T32] Exception stack(0xeb8f1fb0 to 0xeb8f1ff8) [ 1342.036025][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.036079][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.036134][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.036189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.036260][ T32] r4:856fae80 [ 1342.036937][ T32] INFO: task kworker/0:820:5298 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1342.037009][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.037132][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.037243][ T32] Call trace: [ 1342.037309][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1342.037405][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1342.037453][ T32] r4:00000000 [ 1342.037494][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.037574][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1342.037627][ T32] 5d20: 9b425000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1342.037692][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1342.037800][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1342.037853][ T32] r5:800f0013 r4:80239bb0 [ 1342.037903][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.037980][ T32] r4:82ac11e4 [ 1342.038104][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.038188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1342.038263][ T32] r4:e04e5dc0 [ 1342.038303][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.038385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1342.038429][ T32] r4:00000000 [ 1342.038475][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.038564][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1342.038638][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.038751][ T32] r5:00001000 r4:dfecf000 [ 1342.038796][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.038870][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.038969][ T32] r5:84ea6f8c r4:84ea6c00 [ 1342.039006][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.039093][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1342.039218][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.039311][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.039360][ T32] r4:84fab400 [ 1342.039416][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.039523][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1342.039572][ T32] r4:00000001 [ 1342.039608][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.039682][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1342.039762][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.039835][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.039902][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.040007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.040085][ T32] r4:84faa640 [ 1342.040130][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.040204][ T32] INFO: task kworker/0:821:5300 blocked for more than 468 seconds. [ 1342.074010][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.074176][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.074319][ T32] task:kworker/0:821 state:D stack:0 pid:5300 tgid:5300 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.074396][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.074530][ T32] Call trace: [ 1342.074571][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1342.074630][ T32] r10:82918930 r9:eb8fdd84 r8:00000002 r7:60000013 r6:eb8fdd8c r5:855f4800 [ 1342.074656][ T32] r4:855f4800 [ 1342.074701][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1342.074750][ T32] r5:855f4800 r4:8291892c [ 1342.074778][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1342.074869][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8fde08 ** 5 printk messages dropped ** [ 1342.075128][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1342.075285][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.075335][ T32] r5:00001000 r4:eb333000 [ 1342.075359][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.075399][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1342.075606][ T32] r7:dddced80 r6:83018000 r5:856b9b8c r4:856eed80 ** 1 printk messages dropped ** [ 1342.075766][ T32] r10:61c88647 r9:855f4800 r8:856eedac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.075793][ T32] r4:856eed80 [ 1342.075865][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.075924][ T32] r10:00000000 r9:856eed80 r8:8027f5e8 r7:eb8e1e60 r6:846da680 r5:855f4800 [ 1342.075948][ T32] r4:00000001 [ 1342.075969][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.076130][ T32] Exception stack(0xeb8fdfb0 to 0xeb8fdff8) [ 1342.076188][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.076220][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.076247][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.076275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.076296][ T32] r4:857040c0 [ 1342.076728][ T32] INFO: task kworker/0:821:5300 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1342.076768][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.076886][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.077024][ T32] Call trace: [ 1342.077060][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1342.077111][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1342.077158][ T32] r4:00000000 [ 1342.077227][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.077270][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1342.077299][ T32] 5d20: 9b959000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1342.077328][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1342.077352][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1342.077375][ T32] r5:800f0013 r4:80239bb0 [ 1342.077395][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.077457][ T32] r4:82ac11e4 [ 1342.077480][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.077523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1342.077711][ T32] r4:e04e5dc0 [ 1342.077785][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.077854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1342.077883][ T32] r4:00000000 [ 1342.077902][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.077949][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1342.077970][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.078038][ T32] r5:00001000 r4:dfecf000 [ 1342.078061][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.078101][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.078143][ T32] r5:84ea6f8c r4:84ea6c00 [ 1342.078163][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.078213][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1342.078249][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.078322][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.078348][ T32] r4:84fab400 [ 1342.078426][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.078475][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1342.078520][ T32] r4:00000001 [ 1342.078542][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.078579][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1342.078606][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.078633][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.078660][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.078828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.078854][ T32] r4:84faa640 [ 1342.078891][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.078937][ T32] INFO: task kworker/0:822:5302 blocked for more than 468 seconds. [ 1342.078985][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.079035][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.079070][ T32] task:kworker/0:822 state:D stack:0 pid:5302 tgid:5302 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.079118][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.079167][ T32] Call trace: [ 1342.079196][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1342.079242][ T32] r10:82918930 r9:eb901d84 r8:00000002 r7:60000013 r6:eb901d8c r5:855f5400 [ 1342.079313][ T32] r4:855f5400 [ 1342.079336][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1342.079377][ T32] r5:855f5400 r4:8291892c [ 1342.079398][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.079554][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.079603][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb901e08 [ 1342.079625][ T32] r4:00000000 [ 1342.079717][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1342.079759][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.079807][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.079879][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85704240 [ 1342.079905][ T32] r4:00000000 [ 1342.079925][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.080062][ T32] r9:83018005 r8:855f5400 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1342.080173][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.080253][ T32] r5:00001000 r4:eb36b000 [ 1342.095794][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.095992][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.096118][ T32] r5:856b9f8c r4:856b9c00 [ 1342.096145][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.096199][ T32] r7:dddced80 r6:83018000 r5:856b9f8c r4:856eee00 [ 1342.096255][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.096318][ T32] r10:61c88647 r9:855f5400 r8:856eee2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.096377][ T32] r4:856eee00 [ 1342.096401][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.096448][ T32] r10:00000000 r9:856eee00 r8:8027f5e8 r7:eb8fde60 r6:846da700 r5:855f5400 [ 1342.096470][ T32] r4:00000001 [ 1342.096488][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.096524][ T32] Exception stack(0xeb901fb0 to 0xeb901ff8) [ 1342.096565][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.096609][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.096641][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.096697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.096722][ T32] r4:85704140 [ 1342.097156][ T32] INFO: task kworker/0:822:5302 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1342.097194][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.097334][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.097387][ T32] Call trace: [ 1342.097433][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1342.097510][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1342.097537][ T32] r4:00000000 [ 1342.097558][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.097596][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1342.097625][ T32] 5d20: 9bb1e000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1342.097702][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1342.097733][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1342.097757][ T32] r5:800f0013 r4:80239bb0 [ 1342.097833][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.097912][ T32] r4:82ac11e4 [ 1342.097961][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.098033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1342.098058][ T32] r4:e04e5dc0 [ 1342.098181][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.098231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1342.098254][ T32] r4:00000000 [ 1342.098274][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.098319][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1342.098340][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.098383][ T32] r5:00001000 r4:dfecf000 [ 1342.098475][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.098523][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.098590][ T32] r5:84ea6f8c r4:84ea6c00 [ 1342.098625][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.098681][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1342.098701][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.098770][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.098796][ T32] r4:84fab400 [ 1342.098816][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.098860][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1342.098960][ T32] r4:00000001 [ 1342.098994][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.099033][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1342.099082][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.099114][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.099140][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.099169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.099216][ T32] r4:84faa640 [ 1342.099240][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.099270][ T32] INFO: task kworker/0:823:5304 blocked for more than 468 seconds. [ 1342.099316][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.099344][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.099366][ T32] task:kworker/0:823 state:D stack:0 pid:5304 tgid:5304 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.099412][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.099593][ T32] Call trace: [ 1342.099672][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1342.099736][ T32] r10:82918930 r9:eb905d84 r8:00000002 r7:60000013 r6:eb905d8c r5:855f6000 [ 1342.099761][ T32] r4:855f6000 [ 1342.099781][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1342.099822][ T32] r5:855f6000 r4:8291892c [ 1342.099887][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.099978][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.100030][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb905e08 [ 1342.100135][ T32] r4:00000000 [ 1342.100185][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1342.100281][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.112774][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.112866][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857046c0 [ 1342.112900][ T32] r4:00000000 [ 1342.112946][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.113000][ T32] r9:83018005 r8:855f6000 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1342.113094][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.113144][ T32] r5:00001000 r4:eb507000 [ 1342.113165][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.113206][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.113273][ T32] r5:856ba78c r4:856ba400 [ 1342.113298][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.113348][ T32] r7:dddced80 r6:83018000 r5:856ba78c r4:856eee80 [ 1342.113373][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.113472][ T32] r10:61c88647 r9:855f6000 r8:856eeeac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.113503][ T32] r4:856eee80 [ 1342.113548][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.113603][ T32] r10:00000000 r9:856eee80 r8:8027f5e8 r7:eb901e60 r6:846da780 r5:855f6000 [ 1342.113700][ T32] r4:00000001 [ 1342.113724][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.113814][ T32] Exception stack(0xeb905fb0 to 0xeb905ff8) [ 1342.113886][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.113921][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.113979][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.114036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.114061][ T32] r4:85704200 [ 1342.114488][ T32] INFO: task kworker/0:823:5304 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1342.114635][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.114814][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.114882][ T32] Call trace: [ 1342.114954][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1342.115032][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1342.115059][ T32] r4:00000000 [ 1342.115103][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.115146][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1342.115175][ T32] 5d20: 9be31000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1342.115206][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1342.115231][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1342.115254][ T32] r5:800f0013 r4:80239bb0 [ 1342.115273][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.115312][ T32] r4:82ac11e4 [ 1342.115355][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.115421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1342.115469][ T32] r4:e04e5dc0 [ 1342.115489][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.115552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1342.115580][ T32] r4:00000000 [ 1342.115629][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.115686][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1342.115710][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.115752][ T32] r5:00001000 r4:dfecf000 [ 1342.115771][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.115880][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.115928][ T32] r5:84ea6f8c r4:84ea6c00 [ 1342.116143][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.116193][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1342.116231][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.116287][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.116313][ T32] r4:84fab400 [ 1342.116332][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.116378][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1342.116399][ T32] r4:00000001 [ 1342.116417][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.116452][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1342.116479][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.116580][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.116630][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.116663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.116695][ T32] r4:84faa640 [ 1342.116718][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.116747][ T32] INFO: task kworker/0:824:5305 blocked for more than 468 seconds. [ 1342.116790][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.116841][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.116866][ T32] task:kworker/0:824 state:D stack:0 pid:5305 tgid:5305 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.116958][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.117002][ T32] Call trace: [ 1342.117031][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1342.117076][ T32] r10:82918930 r9:eb909d84 r8:00000002 r7:60000113 r6:eb909d8c r5:855f6c00 [ 1342.117098][ T32] r4:855f6c00 [ 1342.117117][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1342.117172][ T32] r5:855f6c00 r4:8291892c [ 1342.117201][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.117266][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.117315][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb909e08 [ 1342.117337][ T32] r4:00000000 [ 1342.117356][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1342.117415][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.117455][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.117521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85704300 [ 1342.117555][ T32] r4:00000000 [ 1342.117575][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.117697][ T32] r9:83018005 r8:855f6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1342.117723][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.117804][ T32] r5:00001000 r4:eb38d000 [ 1342.117835][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.117883][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.117925][ T32] r5:856ba38c r4:856ba000 [ 1342.117944][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.117987][ T32] r7:dddced80 r6:83018000 r5:856ba38c r4:856eef00 [ 1342.118007][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.118064][ T32] r10:61c88647 r9:855f6c00 r8:856eef2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.118101][ T32] r4:856eef00 [ 1342.118122][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.118166][ T32] r10:00000000 r9:856eef00 r8:8027f5e8 r7:eb905e60 r6:846da800 r5:855f6c00 [ 1342.118190][ T32] r4:00000001 [ 1342.118256][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.118296][ T32] Exception stack(0xeb909fb0 to 0xeb909ff8) [ 1342.118345][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.118376][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.118402][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.118523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.118620][ T32] r4:857044c0 [ 1342.118918][ T32] INFO: task kworker/0:824:5305 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1342.118977][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.119035][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.119153][ T32] Call trace: [ 1342.119204][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1342.119337][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1342.119439][ T32] r4:00000000 [ 1342.119461][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.119523][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1342.119570][ T32] 5d20: 9be31000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1342.119602][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1342.119628][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1342.119666][ T32] r5:800f0013 r4:80239bb0 [ 1342.119689][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.119728][ T32] r4:82ac11e4 [ 1342.119747][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.119789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1342.119810][ T32] r4:e04e5dc0 [ 1342.119828][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.119885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1342.119912][ T32] r4:00000000 [ 1342.119955][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.120003][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1342.120026][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.120066][ T32] r5:00001000 r4:dfecf000 [ 1342.120085][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.120182][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.120256][ T32] r5:84ea6f8c r4:84ea6c00 [ 1342.120278][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.141239][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1342.141340][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.141488][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.141535][ T32] r4:84fab400 [ 1342.141574][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.141669][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1342.141784][ T32] r4:00000001 [ 1342.141864][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.141976][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1342.142045][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.142108][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.142208][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.142281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.142332][ T32] r4:84faa640 [ 1342.142386][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.142475][ T32] INFO: task kworker/0:825:5307 blocked for more than 468 seconds. [ 1342.142547][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.142599][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.142648][ T32] task:kworker/0:825 state:D stack:0 pid:5307 tgid:5307 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.142769][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.142898][ T32] Call trace: [ 1342.142994][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1342.143116][ T32] r10:82918930 r9:eb679d84 r8:00000002 r7:60000013 r6:eb679d8c r5:855f3c00 [ 1342.143194][ T32] r4:855f3c00 [ 1342.143328][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1342.143423][ T32] r5:855f3c00 r4:8291892c [ 1342.143474][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.143712][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.143826][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb679e08 [ 1342.143881][ T32] r4:00000000 [ 1342.143940][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1342.144032][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.144127][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.144216][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857047c0 [ 1342.144255][ T32] r4:00000000 [ 1342.144298][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.144405][ T32] r9:83018005 r8:855f3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1342.144457][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.144550][ T32] r5:00001000 r4:eb519000 [ 1342.144626][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.144725][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.144833][ T32] r5:856bab8c r4:856ba800 [ 1342.144892][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.145000][ T32] r7:dddced80 r6:83018000 r5:856bab8c r4:856eef80 [ 1342.145049][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.145147][ T32] r10:61c88647 r9:855f3c00 r8:856eefac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.145200][ T32] r4:856eef80 [ 1342.145244][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.145338][ T32] r10:00000000 r9:856eef80 r8:8027f5e8 r7:eb905e60 r6:846da880 r5:855f3c00 [ 1342.145404][ T32] r4:00000001 [ 1342.145456][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.145534][ T32] Exception stack(0xeb679fb0 to 0xeb679ff8) [ 1342.145592][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.145654][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.145718][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.145809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.145866][ T32] r4:85704100 [ 1342.146669][ T32] INFO: task kworker/0:825:5307 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1342.146740][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.146864][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.146979][ T32] Call trace: [ 1342.147062][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1342.147171][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1342.147227][ T32] r4:00000000 [ 1342.147292][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.147388][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1342.147457][ T32] 5d20: 9c0b7000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1342.147528][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1342.147591][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1342.147666][ T32] r5:800f0013 r4:80239bb0 [ 1342.147732][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.147825][ T32] r4:82ac11e4 [ 1342.147874][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.147994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1342.148084][ T32] r4:e04e5dc0 [ 1342.148138][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.148231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1342.148297][ T32] r4:00000000 [ 1342.148350][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.148449][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1342.148499][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.148607][ T32] r5:00001000 r4:dfecf000 [ 1342.148661][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.148763][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.148861][ T32] r5:84ea6f8c r4:84ea6c00 [ 1342.148919][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.149053][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1342.149125][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.149234][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.149295][ T32] r4:84fab400 [ 1342.149346][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.149443][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1342.149505][ T32] r4:00000001 [ 1342.149553][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.149630][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1342.149696][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.149792][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.149861][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.149935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.149989][ T32] r4:84faa640 [ 1342.150036][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.150092][ T32] INFO: task kworker/1:261:5309 blocked for more than 468 seconds. [ 1342.150154][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.150208][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.150254][ T32] task:kworker/1:261 state:D stack:0 pid:5309 tgid:5309 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.183799][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.184006][ T32] Call trace: [ 1342.184095][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1342.184220][ T32] r10:82918930 r9:eb90dd84 r8:00000002 r7:60000113 r6:eb90dd8c r5:855f2400 [ 1342.184280][ T32] r4:855f2400 [ 1342.184329][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1342.184422][ T32] r5:855f2400 r4:8291892c [ 1342.184472][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.184559][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.184689][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb90de08 [ 1342.184763][ T32] r4:00000000 [ 1342.184811][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1342.184908][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.185018][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.185117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fbb80 [ 1342.185188][ T32] r4:00000000 [ 1342.185261][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.185383][ T32] r9:83018205 r8:855f2400 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1342.185436][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.185548][ T32] r5:00001000 r4:eb4d7000 [ 1342.185661][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.185808][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.185925][ T32] r5:855a478c r4:855a4400 [ 1342.185980][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.186087][ T32] r7:ddde2d80 r6:83018200 r5:855a478c r4:846da900 [ 1342.186140][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.186243][ T32] r10:61c88647 r9:855f2400 r8:846da92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.186315][ T32] r4:846da900 [ 1342.186369][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.186469][ T32] r10:00000000 r9:846da900 r8:8027f5e8 r7:eb8f5e60 r6:846da980 r5:855f2400 [ 1342.186539][ T32] r4:00000001 [ 1342.186595][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.186691][ T32] Exception stack(0xeb90dfb0 to 0xeb90dff8) [ 1342.186762][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.186853][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.186941][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.187017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.187078][ T32] r4:856fba80 [ 1342.187845][ T32] INFO: task kworker/1:261:5309 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1342.187940][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.188160][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.188291][ T32] Call trace: [ 1342.188368][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1342.188481][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1342.188542][ T32] r4:00000000 [ 1342.188609][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.188732][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1342.188807][ T32] 5d20: 9c3c2000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1342.188877][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1342.188967][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1342.189031][ T32] r5:800f0013 r4:80239bb0 [ 1342.189094][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.189195][ T32] r4:82ac11e4 [ 1342.189244][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.189340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1342.189395][ T32] r4:e04e5dc0 [ 1342.189461][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.189593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1342.189672][ T32] r4:00000000 [ 1342.189726][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.189863][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1342.189926][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.190097][ T32] r5:00001000 r4:dfecf000 [ 1342.190124][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.190171][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.211560][ T32] r5:84ea6f8c r4:84ea6c00 [ 1342.211741][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.211902][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1342.211968][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.212093][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.212157][ T32] r4:84fab400 [ 1342.212183][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.212267][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1342.212294][ T32] r4:00000001 [ 1342.212339][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.212388][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1342.212422][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.212453][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.212504][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.212545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.212569][ T32] r4:84faa640 [ 1342.212594][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.212647][ T32] INFO: task kworker/1:262:5311 blocked for more than 468 seconds. [ 1342.212734][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.212796][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.212858][ T32] task:kworker/1:262 state:D stack:0 pid:5311 tgid:5311 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.213018][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.213112][ T32] Call trace: [ 1342.213181][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1342.213287][ T32] r10:82918930 r9:eb8edd84 r8:00000002 r7:60000113 r6:eb8edd8c r5:855f3000 [ 1342.213355][ T32] r4:855f3000 [ 1342.213400][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1342.213481][ T32] r5:855f3000 r4:8291892c [ 1342.213586][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.213643][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.213692][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8ede08 ** 5 printk messages dropped ** [ 1342.214123][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.214372][ T32] r5:00001000 r4:eb64b000 [ 1342.214412][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1342.214569][ T32] r7:ddde2d80 r6:83018200 r5:855a5f8c r4:846daa00 ** 4 printk messages dropped ** [ 1342.214915][ T32] r10:00000000 r9:846daa00 r8:8027f5e8 r7:eb8f5e60 r6:846daa80 r5:855f3000 ** 9 printk messages dropped ** [ 1342.215953][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1342.216451][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1342.216651][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 9 printk messages dropped ** [ 1342.217062][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 5 printk messages dropped ** [ 1342.217250][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.217385][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.217730][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1342.217947][ T32] r4:84ceec00 [ 1342.218002][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1342.218048][ T32] r5:84ceec00 r4:8291892c [ 1342.218069][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.218118][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.218168][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb911e08 [ 1342.218190][ T32] r4:00000000 [ 1342.218209][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1342.218257][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.218297][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.218339][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fbec0 [ 1342.218386][ T32] r4:00000000 [ 1342.218410][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.218455][ T32] r9:83018205 r8:84ceec00 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1342.218498][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.218567][ T32] r5:00001000 r4:eb52d000 [ 1342.218617][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.218667][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.218714][ T32] r5:856baf8c r4:856bac00 [ 1342.218737][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.218782][ T32] r7:ddde2d80 r6:83018200 r5:856baf8c r4:846dab00 [ 1342.218816][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.218877][ T32] r10:61c88647 r9:84ceec00 r8:846dab2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.218936][ T32] r4:846dab00 [ 1342.218958][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.219003][ T32] r10:00000000 r9:846dab00 r8:8027f5e8 r7:eb8ede60 r6:846dab80 r5:84ceec00 [ 1342.219036][ T32] r4:00000001 [ 1342.219058][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.219116][ T32] Exception stack(0xeb911fb0 to 0xeb911ff8) [ 1342.219146][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.219176][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.219207][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.219326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.219355][ T32] r4:856fbc00 [ 1342.219648][ T32] INFO: task kworker/1:263:5313 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1342.219685][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.219761][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.219833][ T32] Call trace: [ 1342.219888][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1342.219941][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1342.219965][ T32] r4:00000000 [ 1342.220031][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.220090][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1342.220128][ T32] 5d20: 9c7a2000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1342.220206][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1342.220294][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1342.243137][ T32] r5:800f0013 r4:80239bb0 [ 1342.243185][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.243277][ T32] r4:82ac11e4 [ 1342.243309][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.243395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1342.243440][ T32] r4:e04e5dc0 [ 1342.243483][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.243540][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1342.243592][ T32] r4:00000000 [ 1342.243639][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.243691][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1342.243713][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.243759][ T32] r5:00001000 r4:dfecf000 [ 1342.243778][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.243872][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.243944][ T32] r5:84ea6f8c r4:84ea6c00 [ 1342.243992][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.244044][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1342.244081][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.244179][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1342.244710][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1342.245216][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.245533][ T32] r5:856d8000 r4:8291892c ** 5 printk messages dropped ** [ 1342.245912][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1342.246161][ T32] r5:00001000 r4:eb671000 ** 2 printk messages dropped ** [ 1342.246370][ T32] r5:856bbb8c r4:856bb800 ** 4 printk messages dropped ** [ 1342.246577][ T32] r4:856f9000 ** 6 printk messages dropped ** [ 1342.246768][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1342.247555][ T32] Call trace: ** 5 printk messages dropped ** [ 1342.247882][ T32] 5d20: 9c966000 dfe5f000 00000001 80239b98 7f1e3000 00000001 ** 7 printk messages dropped ** [ 1342.248239][ T32] r4:e04e5dc0 ** 5 printk messages dropped ** [ 1342.248401][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1342.248777][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1342.248889][ T32] r4:00000001 [ 1342.248908][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.248954][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1342.248983][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.249012][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.249065][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.249108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.249174][ T32] r4:84faa640 [ 1342.249197][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.249224][ T32] INFO: task kworker/1:264:5318 blocked for more than 468 seconds. [ 1342.249251][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.249279][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.249344][ T32] task:kworker/1:264 state:D stack:0 pid:5318 tgid:5318 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.249403][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.249477][ T32] Call trace: [ 1342.249509][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1342.249555][ T32] r10:82918930 r9:eb915d84 r8:00000002 r7:60000113 r6:eb915d8c r5:856d8c00 [ 1342.249577][ T32] r4:856d8c00 [ 1342.249624][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1342.249894][ T32] r5:856d8c00 r4:8291892c [ 1342.249943][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.250008][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.250061][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb915e08 [ 1342.250109][ T32] r4:00000000 [ 1342.250140][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1342.250192][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.250230][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.267903][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85701400 [ 1342.268014][ T32] r4:00000000 [ 1342.268063][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.268194][ T32] r9:83018205 r8:856d8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1342.268222][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.268278][ T32] r5:00001000 r4:eb6c5000 [ 1342.268322][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.268366][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.268421][ T32] r5:855a4f8c r4:855a4c00 [ 1342.268445][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.268504][ T32] r7:ddde2d80 r6:83018200 r5:855a4f8c r4:846dac80 [ 1342.268528][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.268576][ T32] r10:61c88647 r9:856d8c00 r8:846dacac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.268598][ T32] r4:846dac80 [ 1342.268652][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.268703][ T32] r10:00000000 r9:846dac80 r8:8027f5e8 r7:eb8ede60 r6:846dad00 r5:856d8c00 [ 1342.268726][ T32] r4:00000001 [ 1342.268746][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.268806][ T32] Exception stack(0xeb915fb0 to 0xeb915ff8) [ 1342.268841][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.268871][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.268902][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.268930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.268953][ T32] r4:856fbe80 [ 1342.269418][ T32] INFO: task kworker/1:264:5318 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1342.269458][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1342.269940][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 9 printk messages dropped ** [ 1342.282669][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.283030][ T32] r5:84ea6f8c r4:84ea6c00 ** 3 printk messages dropped ** [ 1342.283190][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1342.283602][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.284021][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.284236][ T32] r5:856d9800 r4:8291892c ** 3 printk messages dropped ** [ 1342.284362][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.284634][ T32] r9:83018005 r8:856d9800 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 ** 3 printk messages dropped ** [ 1342.284826][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1342.285222][ T32] Exception stack(0xeb921fb0 to 0xeb921ff8) ** 6 printk messages dropped ** [ 1342.285996][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1342.286578][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1342.286767][ T32] r4:e04e5dc0 ** 5 printk messages dropped ** [ 1342.287076][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1342.287513][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.287537][ T32] r4:84fab400 [ 1342.287562][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.287610][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1342.287632][ T32] r4:00000001 [ 1342.287657][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.287731][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1342.287762][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.287802][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.287859][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.287919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.287969][ T32] r4:84faa640 [ 1342.287992][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.288057][ T32] INFO: task kworker/0:828:5322 blocked for more than 468 seconds. [ 1342.288103][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.288164][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.288190][ T32] task:kworker/0:828 state:D stack:0 pid:5322 tgid:5322 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.288237][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.288278][ T32] Call trace: [ 1342.288315][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1342.288395][ T32] r10:82918930 r9:eb929d84 r8:00000002 r7:60000113 r6:eb929d8c r5:856db000 [ 1342.288444][ T32] r4:856db000 [ 1342.288480][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1342.288524][ T32] r5:856db000 r4:8291892c [ 1342.288544][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.288583][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.288628][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb929e08 [ 1342.288657][ T32] r4:00000000 [ 1342.288676][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1342.288713][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.288770][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.288839][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85704d00 [ 1342.288865][ T32] r4:00000000 [ 1342.288888][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.288981][ T32] r9:83018005 r8:856db000 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1342.289018][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.289067][ T32] r5:00001000 r4:eb565000 [ 1342.289098][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.289139][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.289253][ T32] r5:856bb78c r4:856bb400 [ 1342.289276][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.289320][ T32] r7:dddced80 r6:83018000 r5:856bb78c r4:856f9180 [ 1342.289358][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.289414][ T32] r10:61c88647 r9:856db000 r8:856f91ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.289452][ T32] r4:856f9180 [ 1342.289502][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.289551][ T32] r10:00000000 r9:856f9180 r8:8027f5e8 r7:eb919e60 r6:846dae00 r5:856db000 [ 1342.289577][ T32] r4:00000001 [ 1342.289632][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.289698][ T32] Exception stack(0xeb929fb0 to 0xeb929ff8) [ 1342.289729][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.289757][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.289846][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.289909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.289959][ T32] r4:85704c00 [ 1342.290230][ T32] INFO: task kworker/0:828:5322 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1342.290293][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.307469][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1342.307770][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1342.308184][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1342.308372][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 10 printk messages dropped ** [ 1342.308950][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1342.309399][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1342.309992][ T32] Call trace: ** 6 printk messages dropped ** [ 1342.323638][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1342.324099][ T32] r5:00001000 r4:eb687000 [ 1342.324119][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1342.324354][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1342.324649][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.325627][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 6 printk messages dropped ** [ 1342.325865][ T32] r5:800f0013 r4:80239bb0 ** 7 printk messages dropped ** [ 1342.326203][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.326491][ T32] r5:84ea6f8c r4:84ea6c00 ** 1 printk messages dropped ** [ 1342.326594][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1342.326646][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.326707][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.326733][ T32] r4:84fab400 [ 1342.326772][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.326833][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1342.326858][ T32] r4:00000001 [ 1342.326894][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.326935][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1342.326962][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.326990][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.327037][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.327083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.327111][ T32] r4:84faa640 [ 1342.327134][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.327165][ T32] INFO: task kworker/0:830:5326 blocked for more than 468 seconds. [ 1342.327222][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.327298][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.327323][ T32] task:kworker/0:830 state:D stack:0 pid:5326 tgid:5326 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.327380][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.327423][ T32] Call trace: [ 1342.327476][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1342.327525][ T32] r10:82918930 r9:eb939d84 r8:00000002 r7:60000013 r6:eb939d8c r5:856dd400 [ 1342.327548][ T32] r4:856dd400 [ 1342.327568][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1342.327608][ T32] r5:856dd400 r4:8291892c [ 1342.327627][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.327692][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.327742][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb939e08 [ 1342.327763][ T32] r4:00000000 [ 1342.327782][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1342.327841][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.327905][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.327951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f8000 [ 1342.327988][ T32] r4:00000000 [ 1342.328023][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.328127][ T32] r9:83018005 r8:856dd400 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1342.328185][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.328240][ T32] r5:00001000 r4:eb707000 [ 1342.328260][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.328324][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.328395][ T32] r5:856c4f8c r4:856c4c00 [ 1342.328418][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.328514][ T32] r7:dddced80 r6:83018000 r5:856c4f8c r4:856f9280 [ 1342.328550][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.328626][ T32] r10:61c88647 r9:856dd400 r8:856f92ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.328657][ T32] r4:856f9280 [ 1342.328700][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.328771][ T32] r10:00000000 r9:856f9280 r8:8027f5e8 r7:eb931e60 r6:846daf00 r5:856dd400 [ 1342.328797][ T32] r4:00000001 [ 1342.328842][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.328904][ T32] Exception stack(0xeb939fb0 to 0xeb939ff8) [ 1342.328933][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.328963][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.328990][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.329019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.329065][ T32] r4:85704f00 [ 1342.329306][ T32] INFO: task kworker/0:830:5326 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1342.329340][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.329421][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1342.329635][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 11 printk messages dropped ** [ 1342.348631][ T32] r4:e04e5dc0 ** 6 printk messages dropped ** [ 1342.348986][ T32] r5:00001000 r4:dfecf000 ** 6 printk messages dropped ** [ 1342.349354][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1342.349606][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1342.350130][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.353603][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1342.354205][ T32] r5:00001000 r4:eb6a1000 [ 1342.354238][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1342.354547][ T32] r10:61c88647 r9:856de000 r8:856f932c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1342.354975][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.355865][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 10 printk messages dropped ** [ 1342.356395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 13 printk messages dropped ** [ 1342.357160][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1342.357626][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1342.357969][ T32] task:kworker/0:832 state:D stack:0 pid:5329 tgid:5329 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1342.358406][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.358454][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb941e08 [ 1342.358608][ T32] r4:00000000 [ 1342.358632][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1342.358671][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.358706][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.358771][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fb340 [ 1342.358918][ T32] r4:00000000 [ 1342.358941][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.359002][ T32] r9:83018005 r8:856dbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1342.359082][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.359127][ T32] r5:00001000 r4:eb6bb000 [ 1342.359158][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.359211][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.359259][ T32] r5:856c478c r4:856c4400 [ 1342.359279][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.359323][ T32] r7:dddced80 r6:83018000 r5:856c478c r4:856f9380 [ 1342.359379][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.359429][ T32] r10:61c88647 r9:856dbc00 r8:856f93ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.359451][ T32] r4:856f9380 [ 1342.359480][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.359543][ T32] r10:00000000 r9:856f9380 r8:8027f5e8 r7:eb939e60 r6:85703000 r5:856dbc00 [ 1342.359570][ T32] r4:00000001 [ 1342.359619][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.359656][ T32] Exception stack(0xeb941fb0 to 0xeb941ff8) [ 1342.359684][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.359712][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.359737][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.359777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.359889][ T32] r4:85704ac0 [ 1342.360157][ T32] INFO: task kworker/0:832:5329 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1342.360219][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.378468][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.378630][ T32] Call trace: [ 1342.378763][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1342.378827][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1342.378876][ T32] r4:00000000 [ 1342.378907][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.378948][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1342.379008][ T32] 5d20: 9d8ce000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1342.379096][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1342.379179][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1342.379232][ T32] r5:800f0013 r4:80239bb0 [ 1342.379255][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.379335][ T32] r4:82ac11e4 [ 1342.379369][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.379441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1342.379467][ T32] r4:e04e5dc0 [ 1342.379489][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.379541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1342.379663][ T32] r4:00000000 [ 1342.379687][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.379788][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1342.379864][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.379923][ T32] r5:00001000 r4:dfecf000 [ 1342.379945][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.379986][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.380076][ T32] r5:84ea6f8c r4:84ea6c00 [ 1342.380106][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.380156][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1342.380178][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.380224][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.380247][ T32] r4:84fab400 [ 1342.380266][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.380381][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1342.393377][ T32] r4:00000001 [ 1342.393430][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.393494][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1342.393526][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.393555][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.393665][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.393707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.393804][ T32] r4:84faa640 [ 1342.393838][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.393891][ T32] INFO: task kworker/1:265:5332 blocked for more than 468 seconds. [ 1342.393928][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.393952][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.393974][ T32] task:kworker/1:265 state:D stack:0 pid:5332 tgid:5332 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.394058][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.394106][ T32] Call trace: [ 1342.394139][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1342.394188][ T32] r10:82918930 r9:eb935d84 r8:00000002 r7:60000113 r6:eb935d8c r5:856dec00 [ 1342.394239][ T32] r4:856dec00 [ 1342.394287][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1342.394345][ T32] r5:856dec00 r4:8291892c [ 1342.394370][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.394413][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.394459][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb935e08 [ 1342.394481][ T32] r4:00000000 [ 1342.394521][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1342.394575][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.394636][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.394714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fa080 [ 1342.394740][ T32] r4:00000000 [ 1342.394760][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.394836][ T32] r9:83018205 r8:856dec00 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1342.394861][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.394936][ T32] r5:00001000 r4:eb6f1000 [ 1342.394961][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.395001][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.395090][ T32] r5:856c4b8c r4:856c4800 [ 1342.395140][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.395190][ T32] r7:ddde2d80 r6:83018200 r5:856c4b8c r4:85703080 [ 1342.395232][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.395379][ T32] r10:61c88647 r9:856dec00 r8:857030ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.395429][ T32] r4:85703080 [ 1342.395504][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.395566][ T32] r10:00000000 r9:85703080 r8:8027f5e8 r7:eb8ede60 r6:85703100 r5:856dec00 [ 1342.395593][ T32] r4:00000001 [ 1342.395641][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.395705][ T32] Exception stack(0xeb935fb0 to 0xeb935ff8) [ 1342.395840][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.395895][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.395978][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.396018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.396041][ T32] r4:857013c0 [ 1342.396476][ T32] INFO: task kworker/1:265:5332 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1342.396559][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.396621][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.396717][ T32] Call trace: [ 1342.396776][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1342.397073][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 9 printk messages dropped ** [ 1342.397520][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.397926][ T32] r5:84ea6f8c r4:84ea6c00 ** 3 printk messages dropped ** [ 1342.398122][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1342.398522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1342.399043][ T32] r10:82918930 r9:eb91dd84 r8:00000002 r7:60000113 r6:eb91dd8c r5:856da400 ** 9 printk messages dropped ** [ 1342.399527][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1342.399745][ T32] r5:00001000 r4:eb62b000 ** 3 printk messages dropped ** [ 1342.399936][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1342.415561][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.416606][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 8 printk messages dropped ** [ 1342.416971][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1342.417348][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 9 printk messages dropped ** [ 1342.417878][ T32] r4:84fab400 ** 6 printk messages dropped ** [ 1342.418170][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1342.418265][ T32] r4:84faa640 [ 1342.418313][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.418385][ T32] INFO: task kworker/0:833:5336 blocked for more than 468 seconds. [ 1342.418426][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.418453][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.418499][ T32] task:kworker/0:833 state:D stack:0 pid:5336 tgid:5336 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.418573][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.418616][ T32] Call trace: [ 1342.418660][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1342.418737][ T32] r10:82918930 r9:eb925d84 r8:00000002 r7:60000113 r6:eb925d8c r5:856e5400 [ 1342.418788][ T32] r4:856e5400 [ 1342.418836][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1342.418927][ T32] r5:856e5400 r4:8291892c [ 1342.419014][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.419078][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.419129][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb925e08 [ 1342.419152][ T32] r4:00000000 [ 1342.419215][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1342.419322][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.419366][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.419408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f8580 [ 1342.419431][ T32] r4:00000000 [ 1342.419475][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.419523][ T32] r9:83018005 r8:856e5400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1342.419569][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.419636][ T32] r5:00001000 r4:eb73f000 [ 1342.419679][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.419723][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.419765][ T32] r5:856c5f8c r4:856c5c00 [ 1342.419797][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.419868][ T32] r7:dddced80 r6:83018000 r5:856c5f8c r4:856f9400 [ 1342.419898][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.419945][ T32] r10:61c88647 r9:856e5400 r8:856f942c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.419972][ T32] r4:856f9400 [ 1342.419992][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.420037][ T32] r10:00000000 r9:856f9400 r8:8027f5e8 r7:eb939e60 r6:856f9480 r5:856e5400 [ 1342.420114][ T32] r4:00000001 [ 1342.420137][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.420174][ T32] Exception stack(0xeb925fb0 to 0xeb925ff8) [ 1342.420250][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.420282][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.420395][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.437250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.437301][ T32] r4:856f8280 [ 1342.437726][ T32] INFO: task kworker/0:833:5336 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1342.437799][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.437956][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.438027][ T32] Call trace: [ 1342.438062][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1342.438159][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1342.438187][ T32] r4:00000000 [ 1342.438248][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.438314][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1342.438348][ T32] 5d20: 9e169000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1342.438379][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1342.438404][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1342.438427][ T32] r5:800f0013 r4:80239bb0 [ 1342.438446][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.438512][ T32] r4:82ac11e4 [ 1342.438564][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.438635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1342.438670][ T32] r4:e04e5dc0 [ 1342.438692][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.438735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1342.438769][ T32] r4:00000000 [ 1342.438793][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.438849][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1342.438900][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.438946][ T32] r5:00001000 r4:dfecf000 [ 1342.438966][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.439015][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.439067][ T32] r5:84ea6f8c r4:84ea6c00 [ 1342.439088][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.439136][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1342.439156][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.439200][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.439222][ T32] r4:84fab400 [ 1342.439240][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.439284][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1342.439326][ T32] r4:00000001 [ 1342.439349][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.439384][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1342.439410][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.439439][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.439465][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.439533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.439559][ T32] r4:84faa640 [ 1342.439581][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.439650][ T32] INFO: task kworker/0:834:5338 blocked for more than 468 seconds. [ 1342.439686][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.439711][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.439746][ T32] task:kworker/0:834 state:D stack:0 pid:5338 tgid:5338 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.439817][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.439908][ T32] Call trace: [ 1342.439985][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1342.440034][ T32] r10:82918930 r9:eb945d84 r8:00000002 r7:60000013 r6:eb945d8c r5:856e6000 [ 1342.440058][ T32] r4:856e6000 [ 1342.440086][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1342.440129][ T32] r5:856e6000 r4:8291892c [ 1342.440148][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.440188][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.440232][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb945e08 [ 1342.440282][ T32] r4:00000000 [ 1342.446385][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1342.446464][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.446506][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.446573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f8140 [ 1342.446635][ T32] r4:00000000 [ 1342.446658][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.446706][ T32] r9:83018005 r8:856e6000 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1342.446749][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.446806][ T32] r5:00001000 r4:eb70f000 [ 1342.446851][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.446925][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.446971][ T32] r5:856c538c r4:856c5000 [ 1342.447005][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.447086][ T32] r7:dddced80 r6:83018000 r5:856c538c r4:856f9500 [ 1342.447110][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.447187][ T32] r10:61c88647 r9:856e6000 r8:856f952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.447214][ T32] r4:856f9500 [ 1342.447254][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.447323][ T32] r10:00000000 r9:856f9500 r8:8027f5e8 r7:eb925e60 r6:856f9580 r5:856e6000 [ 1342.447350][ T32] r4:00000001 [ 1342.447370][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.447430][ T32] Exception stack(0xeb945fb0 to 0xeb945ff8) [ 1342.447463][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.447491][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.447517][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.447566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.447600][ T32] r4:856f8080 [ 1342.448036][ T32] INFO: task kworker/0:834:5338 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1342.448071][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.448151][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.448225][ T32] Call trace: [ 1342.448257][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1342.448306][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1342.448343][ T32] r4:00000000 [ 1342.448387][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.448450][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1342.448504][ T32] 5d20: 9e169000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1342.448536][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1342.448562][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1342.448607][ T32] r5:800f0013 r4:80239bb0 [ 1342.448631][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.448696][ T32] r4:82ac11e4 [ 1342.448724][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.448767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1342.448789][ T32] r4:e04e5dc0 [ 1342.448807][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.448847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1342.448905][ T32] r4:00000000 [ 1342.448927][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1342.449052][ T32] r5:00001000 r4:dfecf000 ** 4 printk messages dropped ** [ 1342.449316][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 1 printk messages dropped ** [ 1342.449434][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1342.449593][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1342.449787][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1342.449942][ T32] INFO: task kworker/0:835:5340 blocked for more than 468 seconds. ** 3 printk messages dropped ** [ 1342.450098][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1342.462497][ T32] r4:856e6c00 ** 3 printk messages dropped ** [ 1342.462698][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1342.462890][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1342.463114][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.463179][ T32] r5:00001000 r4:eb71d000 [ 1342.463208][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.463249][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.463292][ T32] r5:856c578c r4:856c5400 [ 1342.463311][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.463387][ T32] r7:dddced80 r6:83018000 r5:856c578c r4:856f9600 [ 1342.463412][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.463460][ T32] r10:61c88647 r9:856e6c00 r8:856f962c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.463481][ T32] r4:856f9600 [ 1342.463499][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.463581][ T32] r10:00000000 r9:856f9600 r8:8027f5e8 r7:eb925e60 r6:856f9680 r5:856e6c00 [ 1342.463609][ T32] r4:00000001 [ 1342.463628][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.463676][ T32] Exception stack(0xeb949fb0 to 0xeb949ff8) [ 1342.463708][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.463758][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.463787][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.463816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.463837][ T32] r4:856f8300 [ 1342.464258][ T32] INFO: task kworker/0:835:5340 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1342.464314][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.464413][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.464464][ T32] Call trace: [ 1342.464529][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1342.464607][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1342.464634][ T32] r4:00000000 [ 1342.464653][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.464709][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1342.464771][ T32] 5d20: 9e616000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1342.464824][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1342.464864][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1342.464900][ T32] r5:800f0013 r4:80239bb0 [ 1342.464928][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.464970][ T32] r4:82ac11e4 [ 1342.464989][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.465040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1342.465073][ T32] r4:e04e5dc0 [ 1342.465096][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.465139][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1342.465161][ T32] r4:00000000 [ 1342.465192][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.465240][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1342.465272][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.465323][ T32] r5:00001000 r4:dfecf000 [ 1342.465359][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.465417][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.465462][ T32] r5:84ea6f8c r4:84ea6c00 [ 1342.465482][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.465529][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1342.465561][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.465612][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.465666][ T32] r4:84fab400 [ 1342.465698][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.465756][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1342.465880][ T32] r4:00000001 [ 1342.465922][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.465963][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1342.465989][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.466037][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.466087][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.466127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.466172][ T32] r4:84faa640 [ 1342.466218][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.466279][ T32] INFO: task kworker/0:836:5342 blocked for more than 468 seconds. [ 1342.466316][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.466349][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.466418][ T32] task:kworker/0:836 state:D stack:0 pid:5342 tgid:5342 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.466465][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.466527][ T32] Call trace: [ 1342.466560][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1342.466605][ T32] r10:82918930 r9:eb94dd84 r8:00000002 r7:60000013 r6:eb94dd8c r5:856e3000 [ 1342.466627][ T32] r4:856e3000 [ 1342.466646][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1342.466685][ T32] r5:856e3000 r4:8291892c [ 1342.466727][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.466768][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1342.467068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f8400 ** 4 printk messages dropped ** [ 1342.467275][ T32] r5:00001000 r4:eb729000 [ 1342.467307][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1342.467561][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1342.467922][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.468519][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 9 printk messages dropped ** [ 1342.468900][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 13 printk messages dropped ** [ 1342.469659][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 5 printk messages dropped ** [ 1342.469885][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1342.470137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 16 printk messages dropped ** [ 1342.493621][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1342.494306][ T32] r5:00001000 r4:eb74f000 [ 1342.494352][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.494428][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.494509][ T32] r5:856c638c r4:856c6000 [ 1342.494556][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.494650][ T32] r7:dddced80 r6:83018000 r5:856c638c r4:856f9800 [ 1342.494711][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.494908][ T32] r10:61c88647 r9:856e4800 r8:856f982c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.494974][ T32] r4:856f9800 [ 1342.495039][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.495166][ T32] r10:00000000 r9:856f9800 r8:8027f5e8 r7:eb925e60 r6:856f9880 r5:856e4800 [ 1342.495219][ T32] r4:00000001 [ 1342.495276][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.495379][ T32] Exception stack(0xeb951fb0 to 0xeb951ff8) [ 1342.495445][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.495518][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.495579][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.495645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.495775][ T32] r4:856f8440 [ 1342.496497][ T32] INFO: task kworker/0:837:5344 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1342.496665][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.496825][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.496929][ T32] Call trace: [ 1342.496997][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1342.497116][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1342.497168][ T32] r4:00000000 [ 1342.497211][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.497298][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1342.497379][ T32] 5d20: 9ea7f000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1342.497463][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1342.497525][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1342.497608][ T32] r5:800f0013 r4:80239bb0 [ 1342.497698][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.497818][ T32] r4:82ac11e4 [ 1342.497876][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.497961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1342.498024][ T32] r4:e04e5dc0 [ 1342.498076][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.498174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1342.498228][ T32] r4:00000000 [ 1342.498277][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.498381][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1342.498433][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.498536][ T32] r5:00001000 r4:dfecf000 [ 1342.498578][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.498678][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.498816][ T32] r5:84ea6f8c r4:84ea6c00 [ 1342.498875][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.498978][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1342.499043][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.499154][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.499213][ T32] r4:84fab400 [ 1342.499280][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.499402][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1342.499456][ T32] r4:00000001 [ 1342.499502][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.499585][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1342.499655][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1342.500167][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1342.521465][ T32] r4:856e3c00 ** 4 printk messages dropped ** [ 1342.521913][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb955e08 ** 9 printk messages dropped ** [ 1342.522722][ T32] r5:00001000 r4:eb76d000 [ 1342.522789][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1342.522986][ T32] r5:856c6b8c r4:856c6800 ** 4 printk messages dropped ** [ 1342.523355][ T32] r4:856f9900 ** 5 printk messages dropped ** [ 1342.523807][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1342.524528][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1342.524723][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 3 printk messages dropped ** [ 1342.524924][ T32] 5d20: 9eedf000 dfe5f000 00000001 80239b98 7f1e3000 00000001 ** 2 printk messages dropped ** [ 1342.525057][ T32] r5:800f0013 r4:80239bb0 ** 2 printk messages dropped ** [ 1342.525272][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1342.525490][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1342.525668][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1342.526094][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 1 printk messages dropped ** [ 1342.526164][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1342.526773][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.527452][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.528173][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1342.528836][ T32] r4:00000000 [ 1342.528967][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.529083][ T32] r9:83018005 r8:856e2400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1342.529156][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.529315][ T32] r5:00001000 r4:eb761000 [ 1342.529369][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.529460][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.529570][ T32] r5:856c678c r4:856c6400 [ 1342.529635][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.529744][ T32] r7:dddced80 r6:83018000 r5:856c678c r4:856f9a00 [ 1342.529828][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.529956][ T32] r10:61c88647 r9:856e2400 r8:856f9a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.530040][ T32] r4:856f9a00 [ 1342.530107][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.530233][ T32] r10:00000000 r9:856f9a00 r8:8027f5e8 r7:eb955e60 r6:856f9a80 r5:856e2400 [ 1342.530436][ T32] r4:00000001 [ 1342.558016][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.558170][ T32] Exception stack(0xeb959fb0 to 0xeb959ff8) [ 1342.558239][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.558316][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.558385][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.558453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.558506][ T32] r4:856f88c0 [ 1342.559272][ T32] INFO: task kworker/0:839:5348 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1342.559347][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.559489][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.559595][ T32] Call trace: [ 1342.559705][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1342.559872][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1342.560028][ T32] r4:00000000 [ 1342.560079][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.560180][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1342.560376][ T32] 5d20: 9f25b000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1342.568990][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1342.569142][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1342.569211][ T32] r5:800f0013 r4:80239bb0 [ 1342.569279][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.569400][ T32] r4:82ac11e4 [ 1342.569446][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.569540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1342.569591][ T32] r4:e04e5dc0 [ 1342.569653][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.569799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1342.569862][ T32] r4:00000000 [ 1342.569936][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.570065][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1342.570120][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.570218][ T32] r5:00001000 r4:dfecf000 [ 1342.570264][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.575095][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.575236][ T32] r5:84ea6f8c r4:84ea6c00 [ 1342.575286][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.575403][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1342.575453][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.575551][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.575602][ T32] r4:84fab400 [ 1342.575651][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.575748][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1342.575798][ T32] r4:00000001 [ 1342.575846][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.575936][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1342.576001][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.576068][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.576128][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.576192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.576242][ T32] r4:84faa640 [ 1342.576291][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.576353][ T32] INFO: task kworker/0:840:5350 blocked for more than 469 seconds. [ 1342.576418][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.576470][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.576516][ T32] task:kworker/0:840 state:D stack:0 pid:5350 tgid:5350 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.576625][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.576713][ T32] Call trace: [ 1342.576861][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1342.576974][ T32] r10:82918930 r9:eb95dd84 r8:00000002 r7:60000013 r6:eb95dd8c r5:847fec00 [ 1342.577027][ T32] r4:847fec00 [ 1342.577073][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1342.577159][ T32] r5:847fec00 r4:8291892c [ 1342.577203][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.577305][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.577399][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb95de08 [ 1342.577468][ T32] r4:00000000 [ 1342.577525][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1342.577604][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.577694][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.577827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f8c40 [ 1342.577893][ T32] r4:00000000 [ 1342.577965][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.578081][ T32] r9:83018005 r8:847fec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1342.578154][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.578250][ T32] r5:00001000 r4:eb77f000 [ 1342.578359][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.578452][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.578544][ T32] r5:856c6f8c r4:856c6c00 [ 1342.578591][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.578703][ T32] r7:dddced80 r6:83018000 r5:856c6f8c r4:856f9b00 [ 1342.578772][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.578898][ T32] r10:61c88647 r9:847fec00 r8:856f9b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.578970][ T32] r4:856f9b00 [ 1342.579018][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.579128][ T32] r10:00000000 r9:856f9b00 r8:8027f5e8 r7:eb955e60 r6:856f9b80 r5:847fec00 [ 1342.579182][ T32] r4:00000001 [ 1342.579242][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.579336][ T32] Exception stack(0xeb95dfb0 to 0xeb95dff8) [ 1342.579402][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.579465][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.579551][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.579668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.579739][ T32] r4:856f8a80 [ 1342.597489][ T32] INFO: task kworker/0:840:5350 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1342.597665][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.597936][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.598069][ T32] Call trace: [ 1342.598142][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1342.598269][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1342.598344][ T32] r4:00000000 [ 1342.598418][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.598532][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1342.598619][ T32] 5d20: 9f493000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1342.598692][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 4 printk messages dropped ** [ 1342.599046][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.599157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1342.599212][ T32] r4:e04e5dc0 [ 1342.599315][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.599436][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1342.599525][ T32] r4:00000000 [ 1342.599623][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.599748][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1342.599802][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.599902][ T32] r5:00001000 r4:dfecf000 [ 1342.599971][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.600061][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.600151][ T32] r5:84ea6f8c r4:84ea6c00 [ 1342.600198][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.612500][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1342.612591][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.612700][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.612729][ T32] r4:84fab400 [ 1342.612758][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.612817][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1342.612869][ T32] r4:00000001 [ 1342.612907][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.612956][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1342.613007][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.613039][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.613074][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.613105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.613127][ T32] r4:84faa640 [ 1342.613191][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.613234][ T32] INFO: task kworker/0:841:5351 blocked for more than 469 seconds. [ 1342.613269][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.613302][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.613326][ T32] task:kworker/0:841 state:D stack:0 pid:5351 tgid:5351 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.613393][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.613441][ T32] Call trace: [ 1342.613471][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1342.613519][ T32] r10:82918930 r9:eb965d84 r8:00000002 r7:60000013 r6:eb965d8c r5:847fd400 [ 1342.613561][ T32] r4:847fd400 [ 1342.613589][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1342.613630][ T32] r5:847fd400 r4:8291892c [ 1342.613650][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.613700][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.613748][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb965e08 [ 1342.613818][ T32] r4:00000000 [ 1342.613852][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1342.613900][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.613939][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.613992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8570d040 [ 1342.614038][ T32] r4:00000000 [ 1342.614061][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.614109][ T32] r9:83018005 r8:847fd400 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1342.614161][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.614231][ T32] r5:00001000 r4:eb79d000 [ 1342.614254][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.614294][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.614336][ T32] r5:856c778c r4:856c7400 [ 1342.614375][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.614451][ T32] r7:dddced80 r6:83018000 r5:856c778c r4:856f9c00 [ 1342.614475][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.614524][ T32] r10:61c88647 r9:847fd400 r8:856f9c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.614546][ T32] r4:856f9c00 [ 1342.614580][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.614646][ T32] r10:00000000 r9:856f9c00 r8:8027f5e8 r7:eb95de60 r6:856f9c80 r5:847fd400 [ 1342.614681][ T32] r4:00000001 [ 1342.614721][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.614779][ T32] Exception stack(0xeb965fb0 to 0xeb965ff8) [ 1342.614808][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.614845][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.614878][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.614923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.614956][ T32] r4:856f8d80 [ 1342.615378][ T32] INFO: task kworker/0:841:5351 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1342.615441][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.615525][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.615572][ T32] Call trace: [ 1342.615601][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1342.615669][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1342.615695][ T32] r4:00000000 [ 1342.615733][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.615802][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1342.615863][ T32] 5d20: 9f68a000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1342.615905][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1342.615946][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1342.616009][ T32] r5:800f0013 r4:80239bb0 [ 1342.616032][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.616093][ T32] r4:82ac11e4 [ 1342.616118][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.616178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1342.616203][ T32] r4:e04e5dc0 [ 1342.616245][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.616299][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1342.616349][ T32] r4:00000000 [ 1342.616370][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.616437][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1342.616489][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.616534][ T32] r5:00001000 r4:dfecf000 [ 1342.616573][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.616615][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.616698][ T32] r5:84ea6f8c r4:84ea6c00 [ 1342.616721][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.616789][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1342.616835][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.616888][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.616931][ T32] r4:84fab400 [ 1342.616953][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.617008][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1342.617033][ T32] r4:00000001 [ 1342.617052][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.617086][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1342.617113][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.617140][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.617165][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.617211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.617235][ T32] r4:84faa640 [ 1342.617273][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.617334][ T32] INFO: task kworker/0:842:5354 blocked for more than 469 seconds. ** 3 printk messages dropped ** [ 1342.617520][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.618186][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1342.619036][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.619125][ T32] r5:00001000 r4:eb78b000 [ 1342.619167][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.619245][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.619332][ T32] r5:856c738c r4:856c7000 [ 1342.619381][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.619483][ T32] r7:dddced80 r6:83018000 r5:856c738c r4:856f9d00 [ 1342.619531][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.619646][ T32] r10:61c88647 r9:85738000 r8:856f9d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.619698][ T32] r4:856f9d00 [ 1342.619741][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.619855][ T32] r10:00000000 r9:856f9d00 r8:8027f5e8 r7:eb965e60 r6:856f9d80 r5:85738000 [ 1342.619967][ T32] r4:00000001 [ 1342.620026][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.620116][ T32] Exception stack(0xeb961fb0 to 0xeb961ff8) [ 1342.620208][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.638092][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.638210][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.638257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.638313][ T32] r4:8570d000 [ 1342.638746][ T32] INFO: task kworker/0:842:5354 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1342.638809][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.638891][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.639011][ T32] Call trace: [ 1342.639065][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1342.639139][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1342.639185][ T32] r4:00000000 [ 1342.639209][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.639298][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1342.639337][ T32] 5d20: 9fa11000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1342.639366][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1342.639393][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1342.639416][ T32] r5:800f0013 r4:80239bb0 [ 1342.639467][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.639519][ T32] r4:82ac11e4 [ 1342.639539][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.639611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1342.639644][ T32] r4:e04e5dc0 [ 1342.639663][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.639705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1342.639736][ T32] r4:00000000 [ 1342.639768][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.639850][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1342.639881][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.639925][ T32] r5:00001000 r4:dfecf000 [ 1342.639944][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.640015][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.640069][ T32] r5:84ea6f8c r4:84ea6c00 [ 1342.640092][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.640151][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1342.640183][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.640238][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1342.651172][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) ** 7 printk messages dropped ** [ 1342.651457][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1342.651811][ T32] r10:82918930 r9:eb96dd84 r8:00000002 r7:60000113 r6:eb96dd8c r5:85738c00 ** 8 printk messages dropped ** [ 1342.652142][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1342.652425][ T32] r5:00001000 r4:eb7a9000 [ 1342.652444][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1342.652583][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1342.653057][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.653801][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1342.654026][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1342.654139][ T32] 5d20: 9fbf4000 dfe5f000 00000001 80239b98 7f1e3000 00000001 ** 4 printk messages dropped ** [ 1342.654311][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1342.654405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 5 printk messages dropped ** [ 1342.654605][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 3 printk messages dropped ** [ 1342.654740][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1342.654995][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1342.655170][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 4 printk messages dropped ** [ 1342.655590][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1342.655791][ T32] r4:84faa640 ** 2 printk messages dropped ** [ 1342.655980][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1342.656197][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.656307][ T32] Call trace: ** 1 printk messages dropped ** [ 1342.656488][ T32] r10:82918930 r9:eb971d84 r8:00000002 r7:60000013 r6:eb971d8c r5:85739800 ** 2 printk messages dropped ** [ 1342.656684][ T32] r5:85739800 r4:8291892c [ 1342.656760][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.656849][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.656956][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb971e08 [ 1342.657008][ T32] r4:00000000 [ 1342.657074][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1342.657166][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.657260][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.657345][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8570d480 [ 1342.657403][ T32] r4:00000000 [ 1342.657462][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.657577][ T32] r9:83018005 r8:85739800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1342.657635][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.657751][ T32] r5:00001000 r4:eb983000 [ 1342.657826][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.657920][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.658013][ T32] r5:8578838c r4:85788000 [ 1342.658054][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.658151][ T32] r7:dddced80 r6:83018000 r5:8578838c r4:856f9f00 [ 1342.658201][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.658295][ T32] r10:61c88647 r9:85739800 r8:856f9f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.658395][ T32] r4:856f9f00 [ 1342.658450][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.658547][ T32] r10:00000000 r9:856f9f00 r8:8027f5e8 r7:eb96de60 r6:856f9f80 r5:85739800 [ 1342.658598][ T32] r4:00000001 [ 1342.658641][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.658721][ T32] Exception stack(0xeb971fb0 to 0xeb971ff8) [ 1342.658784][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.658849][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.658908][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.658961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.659034][ T32] r4:8570d240 [ 1342.659340][ T32] INFO: task kworker/0:844:5358 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1342.659408][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.659494][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.659604][ T32] Call trace: [ 1342.659661][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1342.659713][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1342.659736][ T32] r4:00000000 [ 1342.659754][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.659792][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1342.659849][ T32] 5d20: 9fbf4000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1342.659888][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1342.659953][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1342.659980][ T32] r5:800f0013 r4:80239bb0 [ 1342.660062][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.660107][ T32] r4:82ac11e4 [ 1342.660127][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.660189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1342.660215][ T32] r4:e04e5dc0 [ 1342.660234][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.660277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1342.660313][ T32] r4:00000000 [ 1342.660398][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.682867][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1342.682970][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.683099][ T32] r5:00001000 r4:dfecf000 [ 1342.683166][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.683278][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.683385][ T32] r5:84ea6f8c r4:84ea6c00 [ 1342.683425][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.683529][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1342.683611][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.683708][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.683807][ T32] r4:84fab400 [ 1342.683968][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.684064][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1342.684089][ T32] r4:00000001 [ 1342.684110][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.684170][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1342.684204][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.684232][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.684267][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.684298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.684341][ T32] r4:84faa640 [ 1342.684373][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.684405][ T32] INFO: task kworker/0:845:5360 blocked for more than 469 seconds. [ 1342.684451][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.684478][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.684500][ T32] task:kworker/0:845 state:D stack:0 pid:5360 tgid:5360 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.684558][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.684603][ T32] Call trace: [ 1342.684640][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1342.684715][ T32] r10:82918930 r9:eb979d84 r8:00000002 r7:60000013 r6:eb979d8c r5:8573a400 [ 1342.684762][ T32] r4:8573a400 [ 1342.684807][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1342.684877][ T32] r5:8573a400 r4:8291892c [ 1342.684902][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.684943][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.685010][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb979e08 [ 1342.685078][ T32] r4:00000000 [ 1342.685184][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1342.685227][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.685265][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.685327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8570d3c0 [ 1342.685352][ T32] r4:00000000 [ 1342.685371][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.685416][ T32] r9:83018005 r8:8573a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1342.685436][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.685496][ T32] r5:00001000 r4:eb975000 [ 1342.685519][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.685619][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.685686][ T32] r5:856c7f8c r4:856c7c00 [ 1342.685711][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.685799][ T32] r7:dddced80 r6:83018000 r5:856c7f8c r4:856f9080 [ 1342.685839][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.685897][ T32] r10:61c88647 r9:8573a400 r8:856f90ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.685919][ T32] r4:856f9080 [ 1342.685937][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.686001][ T32] r10:00000000 r9:856f9080 r8:8027f5e8 r7:eb971e60 r6:85717000 r5:8573a400 [ 1342.686040][ T32] r4:00000001 [ 1342.686061][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.686119][ T32] Exception stack(0xeb979fb0 to 0xeb979ff8) [ 1342.686219][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.686331][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.686408][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.686466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.686517][ T32] r4:8570d300 [ 1342.687217][ T32] INFO: task kworker/0:845:5360 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1342.687305][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.687432][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.687542][ T32] Call trace: [ 1342.687627][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1342.687740][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1342.687817][ T32] r4:00000000 [ 1342.687876][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.687962][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1342.688019][ T32] 5d20: 9ff89000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1342.688071][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1342.688100][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1342.688141][ T32] r5:800f0013 r4:80239bb0 [ 1342.688165][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.688208][ T32] r4:82ac11e4 [ 1342.688238][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.688343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1342.688368][ T32] r4:e04e5dc0 [ 1342.688387][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.688428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1342.688451][ T32] r4:00000000 [ 1342.688469][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.688534][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1342.688591][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.688641][ T32] r5:00001000 r4:dfecf000 [ 1342.688661][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.688718][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.688783][ T32] r5:84ea6f8c r4:84ea6c00 [ 1342.688804][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.688851][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1342.688877][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.688922][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.688945][ T32] r4:84fab400 [ 1342.688972][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.689020][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1342.689043][ T32] r4:00000001 [ 1342.689061][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.689115][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1342.689173][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.689212][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.689240][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.689267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.689288][ T32] r4:84faa640 [ 1342.689307][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.689333][ T32] INFO: task kworker/0:846:5362 blocked for more than 469 seconds. [ 1342.689360][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.689395][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.689440][ T32] task:kworker/0:846 state:D stack:0 pid:5362 tgid:5362 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.689487][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.689559][ T32] Call trace: [ 1342.689637][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1342.689703][ T32] r10:82918930 r9:eb981d84 r8:00000002 r7:60000013 r6:eb981d8c r5:8573b000 [ 1342.689750][ T32] r4:8573b000 [ 1342.689817][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1342.689870][ T32] r5:8573b000 r4:8291892c [ 1342.689928][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.690014][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.690090][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb981e08 [ 1342.690140][ T32] r4:00000000 [ 1342.690163][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1342.690202][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.690237][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.713057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8570d680 [ 1342.713106][ T32] r4:00000000 [ 1342.713129][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.713199][ T32] r9:83018005 r8:8573b000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1342.713220][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.713277][ T32] r5:00001000 r4:dfa97000 [ 1342.713302][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.713342][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.713407][ T32] r5:8578878c r4:85788400 [ 1342.713477][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.713552][ T32] r7:dddced80 r6:83018000 r5:8578878c r4:85717080 [ 1342.713577][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.713629][ T32] r10:61c88647 r9:8573b000 r8:857170ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.713672][ T32] r4:85717080 [ 1342.713707][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.713755][ T32] r10:00000000 r9:85717080 r8:8027f5e8 r7:eb971e60 r6:85717100 r5:8573b000 [ 1342.713838][ T32] r4:00000001 [ 1342.713887][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.713950][ T32] Exception stack(0xeb981fb0 to 0xeb981ff8) [ 1342.713984][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.714013][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.714038][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.714066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.714088][ T32] r4:8570d4c0 [ 1342.714532][ T32] INFO: task kworker/0:846:5362 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1342.714605][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.714701][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.714772][ T32] Call trace: [ 1342.714826][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1342.714903][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1342.714939][ T32] r4:00000000 [ 1342.714962][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.715010][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1342.715041][ T32] 5d20: a03f6000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1342.715070][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1342.715095][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1342.715139][ T32] r5:800f0013 r4:80239bb0 [ 1342.715182][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.715230][ T32] r4:82ac11e4 [ 1342.715249][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.715292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1342.715313][ T32] r4:e04e5dc0 [ 1342.715364][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.715415][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1342.715437][ T32] r4:00000000 [ 1342.715476][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.715530][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1342.715593][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.715638][ T32] r5:00001000 r4:dfecf000 [ 1342.715678][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.715724][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.715766][ T32] r5:84ea6f8c r4:84ea6c00 [ 1342.715825][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.715932][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1342.715957][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.716053][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.716079][ T32] r4:84fab400 [ 1342.716098][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.716143][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1342.716164][ T32] r4:00000001 [ 1342.716198][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.716234][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1342.716269][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.716300][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.716326][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.716374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.716419][ T32] r4:84faa640 [ 1342.716442][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.716473][ T32] INFO: task kworker/0:847:5364 blocked for more than 469 seconds. [ 1342.716505][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.716552][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.716603][ T32] task:kworker/0:847 state:D stack:0 pid:5364 tgid:5364 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.716651][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.716714][ T32] Call trace: [ 1342.716761][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1342.716808][ T32] r10:82918930 r9:eb98dd84 r8:00000002 r7:60000113 r6:eb98dd8c r5:8573bc00 [ 1342.716848][ T32] r4:8573bc00 [ 1342.716938][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1342.716982][ T32] r5:8573bc00 r4:8291892c [ 1342.717010][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.717052][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.717097][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb98de08 [ 1342.717118][ T32] r4:00000000 [ 1342.717145][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1342.717207][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.717246][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.717287][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8570da00 [ 1342.717308][ T32] r4:00000000 [ 1342.717326][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.717369][ T32] r9:83018005 r8:8573bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1342.717389][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.717428][ T32] r5:00001000 r4:ea9dd000 [ 1342.717447][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.717484][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.717525][ T32] r5:85788f8c r4:85788c00 [ 1342.717543][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.717585][ T32] r7:dddced80 r6:83018000 r5:85788f8c r4:85717180 [ 1342.717604][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.717649][ T32] r10:61c88647 r9:8573bc00 r8:857171ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.717670][ T32] r4:85717180 [ 1342.717688][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.717734][ T32] r10:00000000 r9:85717180 r8:8027f5e8 r7:eb981e60 r6:85717200 r5:8573bc00 [ 1342.717757][ T32] r4:00000001 [ 1342.717877][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.717931][ T32] Exception stack(0xeb98dfb0 to 0xeb98dff8) [ 1342.717984][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.718038][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.718078][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.718129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.718174][ T32] r4:8570d5c0 [ 1342.718444][ T32] INFO: task kworker/0:847:5364 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1342.718498][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.718605][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.718675][ T32] Call trace: [ 1342.718714][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1342.718765][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1342.718832][ T32] r4:00000000 [ 1342.718890][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.718967][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1342.719022][ T32] 5d20: a03f6000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1342.719100][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1342.719162][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1342.719211][ T32] r5:800f0013 r4:80239bb0 [ 1342.719252][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.719332][ T32] r4:82ac11e4 [ 1342.719374][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.719456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1342.719528][ T32] r4:e04e5dc0 [ 1342.719590][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.719689][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1342.719749][ T32] r4:00000000 [ 1342.719791][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.719905][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1342.719972][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.720074][ T32] r5:00001000 r4:dfecf000 [ 1342.720121][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.720201][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.740812][ T32] r5:84ea6f8c r4:84ea6c00 [ 1342.740912][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.740992][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1342.741014][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.741062][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.741084][ T32] r4:84fab400 [ 1342.741134][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.741186][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1342.741210][ T32] r4:00000001 [ 1342.741268][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.741327][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1342.741360][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.741409][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.741438][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.741467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.741488][ T32] r4:84faa640 [ 1342.741511][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.741541][ T32] INFO: task kworker/0:848:5366 blocked for more than 469 seconds. [ 1342.741572][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.741616][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.741641][ T32] task:kworker/0:848 state:D stack:0 pid:5366 tgid:5366 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.741722][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.741811][ T32] Call trace: [ 1342.741886][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1342.741960][ T32] r10:82918930 r9:eb7d9d84 r8:00000002 r7:60000013 r6:eb7d9d8c r5:8573c800 [ 1342.742008][ T32] r4:8573c800 [ 1342.742031][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1342.742071][ T32] r5:8573c800 r4:8291892c [ 1342.742091][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.742151][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.742199][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7d9e08 [ 1342.742235][ T32] r4:00000000 [ 1342.742256][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1342.742294][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.742332][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.742373][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8570d800 [ 1342.742417][ T32] r4:00000000 [ 1342.742441][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.742508][ T32] r9:83018005 r8:8573c800 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1342.742536][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.742579][ T32] r5:00001000 r4:dfac3000 [ 1342.742622][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.742668][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.742731][ T32] r5:85788b8c r4:85788800 [ 1342.742765][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.742812][ T32] r7:dddced80 r6:83018000 r5:85788b8c r4:85717280 [ 1342.742833][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.742882][ T32] r10:61c88647 r9:8573c800 r8:857172ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.742903][ T32] r4:85717280 [ 1342.742945][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.742996][ T32] r10:00000000 r9:85717280 r8:8027f5e8 r7:eb98de60 r6:85717300 r5:8573c800 [ 1342.743041][ T32] r4:00000001 [ 1342.743062][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.743098][ T32] Exception stack(0xeb7d9fb0 to 0xeb7d9ff8) [ 1342.743148][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.743180][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.743205][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.743233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.743275][ T32] r4:8570d740 [ 1342.743746][ T32] INFO: task kworker/0:848:5366 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1342.743813][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.743992][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.744084][ T32] Call trace: [ 1342.744149][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1342.744268][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1342.744327][ T32] r4:00000000 [ 1342.744374][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.744475][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1342.744543][ T32] 5d20: a074a000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1342.744608][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1342.744675][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1342.744750][ T32] r5:800f0013 r4:80239bb0 [ 1342.744846][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.744971][ T32] r4:82ac11e4 [ 1342.745051][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.745167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1342.745223][ T32] r4:e04e5dc0 [ 1342.745293][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.745412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1342.745497][ T32] r4:00000000 [ 1342.745569][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.745677][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1342.745732][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.745886][ T32] r5:00001000 r4:dfecf000 [ 1342.745941][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.746029][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.746118][ T32] r5:84ea6f8c r4:84ea6c00 [ 1342.746162][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.746267][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1342.746321][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.746425][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.746480][ T32] r4:84fab400 [ 1342.746559][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.746659][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1342.746706][ T32] r4:00000001 [ 1342.746767][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.746840][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1342.746909][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.746992][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.747077][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.747198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.747267][ T32] r4:84faa640 [ 1342.747311][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.747395][ T32] INFO: task kworker/0:849:5368 blocked for more than 469 seconds. [ 1342.747469][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.747535][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.747617][ T32] task:kworker/0:849 state:D stack:0 pid:5368 tgid:5368 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.747748][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.747816][ T32] Call trace: [ 1342.747878][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1342.747926][ T32] r10:82918930 r9:eb7ddd84 r8:00000002 r7:60000013 r6:eb7ddd8c r5:8573d400 [ 1342.747948][ T32] r4:8573d400 [ 1342.747987][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1342.748030][ T32] r5:8573d400 r4:8291892c [ 1342.748050][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.748130][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.748255][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7dde08 [ 1342.748315][ T32] r4:00000000 [ 1342.748369][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1342.748477][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.748651][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.748768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8570de00 [ 1342.748849][ T32] r4:00000000 [ 1342.748914][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.749028][ T32] r9:83018005 r8:8573d400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1342.749091][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.749185][ T32] r5:00001000 r4:eb057000 [ 1342.749233][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.749317][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.749437][ T32] r5:85789b8c r4:85789800 [ 1342.749493][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.749592][ T32] r7:dddced80 r6:83018000 r5:85789b8c r4:85717380 [ 1342.749663][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.749806][ T32] r10:61c88647 r9:8573d400 r8:857173ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.749902][ T32] r4:85717380 [ 1342.749953][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.750082][ T32] r10:00000000 r9:85717380 r8:8027f5e8 r7:eb98de60 r6:85717400 r5:8573d400 [ 1342.750151][ T32] r4:00000001 [ 1342.750213][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.750467][ T32] Exception stack(0xeb7ddfb0 to 0xeb7ddff8) [ 1342.777559][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.777613][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.777662][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.777700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.777724][ T32] r4:8570d740 [ 1342.778223][ T32] INFO: task kworker/0:849:5368 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1342.778270][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.778407][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.778516][ T32] Call trace: [ 1342.778564][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1342.778619][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1342.778665][ T32] r4:00000000 [ 1342.778702][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.778768][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1342.778801][ T32] 5d20: a0c39000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1342.778831][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1342.778878][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1342.778906][ T32] r5:800f0013 r4:80239bb0 [ 1342.778928][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.778993][ T32] r4:82ac11e4 [ 1342.779021][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.779074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1342.779099][ T32] r4:e04e5dc0 [ 1342.779127][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.779172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1342.779213][ T32] r4:00000000 [ 1342.779245][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.779335][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1342.779469][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.779572][ T32] r5:00001000 r4:dfecf000 [ 1342.779621][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.779709][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.779796][ T32] r5:84ea6f8c r4:84ea6c00 [ 1342.779880][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.779986][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1342.780037][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.780150][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.780205][ T32] r4:84fab400 [ 1342.780298][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.794606][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1342.794654][ T32] r4:00000001 [ 1342.794704][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.794814][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1342.794848][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.794882][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.794952][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.794990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.795011][ T32] r4:84faa640 [ 1342.795049][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.795120][ T32] INFO: task kworker/0:850:5370 blocked for more than 469 seconds. [ 1342.795214][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.795274][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.795338][ T32] task:kworker/0:850 state:D stack:0 pid:5370 tgid:5370 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.795478][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.795600][ T32] Call trace: [ 1342.795678][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1342.795801][ T32] r10:82918930 r9:eb849d84 r8:00000002 r7:60000113 r6:eb849d8c r5:8573e000 [ 1342.795870][ T32] r4:8573e000 [ 1342.795923][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1342.796028][ T32] r5:8573e000 r4:8291892c [ 1342.796078][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.796163][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.796265][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb849e08 [ 1342.796370][ T32] r4:00000000 [ 1342.796433][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1342.796520][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.796598][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.796705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8570db40 [ 1342.796771][ T32] r4:00000000 [ 1342.796824][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.796970][ T32] r9:83018005 r8:8573e000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1342.797029][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.797115][ T32] r5:00001000 r4:eac81000 [ 1342.797176][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.797278][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.797398][ T32] r5:8578938c r4:85789000 [ 1342.797458][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.797552][ T32] r7:dddced80 r6:83018000 r5:8578938c r4:85717480 [ 1342.797598][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.797714][ T32] r10:61c88647 r9:8573e000 r8:857174ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.797806][ T32] r4:85717480 [ 1342.797852][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.797985][ T32] r10:00000000 r9:85717480 r8:8027f5e8 r7:eb7dde60 r6:85717500 r5:8573e000 [ 1342.798058][ T32] r4:00000001 [ 1342.798151][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.798240][ T32] Exception stack(0xeb849fb0 to 0xeb849ff8) [ 1342.798307][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.798417][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.798541][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.798620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.798679][ T32] r4:8570dc80 [ 1342.799333][ T32] INFO: task kworker/0:850:5370 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1342.799377][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.799524][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.799600][ T32] Call trace: [ 1342.799654][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1342.799727][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1342.799758][ T32] r4:00000000 [ 1342.799863][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.799910][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1342.799941][ T32] 5d20: a1074000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1342.799987][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1342.800036][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1342.800063][ T32] r5:800f0013 r4:80239bb0 [ 1342.800106][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.800150][ T32] r4:82ac11e4 [ 1342.800170][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.800236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1342.800316][ T32] r4:e04e5dc0 [ 1342.807960][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.808066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1342.808096][ T32] r4:00000000 [ 1342.808117][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.808167][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1342.808208][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.808267][ T32] r5:00001000 r4:dfecf000 [ 1342.808344][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.808439][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.808552][ T32] r5:84ea6f8c r4:84ea6c00 [ 1342.808608][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.808827][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1342.808913][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.809018][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.809075][ T32] r4:84fab400 [ 1342.809125][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.809238][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1342.809314][ T32] r4:00000001 [ 1342.809366][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.809475][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1342.809549][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.809613][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.809692][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.809797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.809906][ T32] r4:84faa640 [ 1342.809970][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.810050][ T32] INFO: task kworker/0:851:5372 blocked for more than 469 seconds. [ 1342.810121][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.810177][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.810224][ T32] task:kworker/0:851 state:D stack:0 pid:5372 tgid:5372 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.828920][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.829070][ T32] Call trace: [ 1342.829168][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1342.829319][ T32] r10:82918930 r9:eb871d84 r8:00000002 r7:60000013 r6:eb871d8c r5:8573ec00 [ 1342.829385][ T32] r4:8573ec00 [ 1342.829437][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1342.829527][ T32] r5:8573ec00 r4:8291892c [ 1342.829574][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.829665][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.829800][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb871e08 [ 1342.829875][ T32] r4:00000000 [ 1342.829949][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1342.830038][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.830128][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.830220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8570de40 [ 1342.830879][ T32] r4:00000000 [ 1342.830961][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.831093][ T32] r9:83018005 r8:8573ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1342.831145][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.831246][ T32] r5:00001000 r4:eaf47000 [ 1342.831320][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.831445][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.831546][ T32] r5:8578978c r4:85789400 [ 1342.831599][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.831706][ T32] r7:dddced80 r6:83018000 r5:8578978c r4:85717580 [ 1342.831821][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.831950][ T32] r10:61c88647 r9:8573ec00 r8:857175ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.831999][ T32] r4:85717580 [ 1342.832061][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.832168][ T32] r10:00000000 r9:85717580 r8:8027f5e8 r7:eb7dde60 r6:85717600 r5:8573ec00 [ 1342.832220][ T32] r4:00000001 [ 1342.832268][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.832355][ T32] Exception stack(0xeb871fb0 to 0xeb871ff8) [ 1342.832422][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.832496][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.832585][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.832681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.832740][ T32] r4:8570dcc0 [ 1342.833509][ T32] INFO: task kworker/0:851:5372 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1342.833634][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.833890][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.834030][ T32] Call trace: [ 1342.834184][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1342.834292][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1342.834346][ T32] r4:00000000 [ 1342.834404][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.834507][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1342.834585][ T32] 5d20: a147a000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1342.834672][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1342.834736][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1342.834791][ T32] r5:800f0013 r4:80239bb0 [ 1342.834838][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.834974][ T32] r4:82ac11e4 [ 1342.835034][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.835131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1342.835193][ T32] r4:e04e5dc0 [ 1342.835255][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.835352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1342.835398][ T32] r4:00000000 [ 1342.835438][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.835532][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1342.835593][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.835678][ T32] r5:00001000 r4:dfecf000 [ 1342.835702][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.835742][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.835782][ T32] r5:84ea6f8c r4:84ea6c00 [ 1342.835827][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.835929][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1342.835982][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.836077][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.836127][ T32] r4:84fab400 [ 1342.836253][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.836359][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1342.836410][ T32] r4:00000001 [ 1342.836560][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.836657][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1342.836720][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.836779][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.836844][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.836915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.836966][ T32] r4:84faa640 [ 1342.837032][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.837098][ T32] INFO: task kworker/0:852:5374 blocked for more than 469 seconds. [ 1342.837168][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.837234][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.837284][ T32] task:kworker/0:852 state:D stack:0 pid:5374 tgid:5374 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.837375][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.837464][ T32] Call trace: [ 1342.837546][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1342.837675][ T32] r10:82918930 r9:eb881d84 r8:00000002 r7:60000013 r6:eb881d8c r5:84c98000 [ 1342.837735][ T32] r4:84c98000 [ 1342.837813][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1342.837917][ T32] r5:84c98000 r4:8291892c [ 1342.837986][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.838094][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.838195][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb881e08 [ 1342.838299][ T32] r4:00000000 [ 1342.838355][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1342.838449][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.838531][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.838649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f8f00 [ 1342.838712][ T32] r4:00000000 [ 1342.838773][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.838895][ T32] r9:83018005 r8:84c98000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1342.838952][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.839047][ T32] r5:00001000 r4:eb0cb000 [ 1342.839111][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.839206][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.839306][ T32] r5:85789f8c r4:85789c00 [ 1342.839352][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.839479][ T32] r7:dddced80 r6:83018000 r5:85789f8c r4:85717680 [ 1342.839538][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.839675][ T32] r10:61c88647 r9:84c98000 r8:857176ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.839739][ T32] r4:85717680 [ 1342.839785][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.839912][ T32] r10:00000000 r9:85717680 r8:8027f5e8 r7:eb7dde60 r6:85717700 r5:84c98000 [ 1342.839979][ T32] r4:00000001 [ 1342.840040][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.840123][ T32] Exception stack(0xeb881fb0 to 0xeb881ff8) [ 1342.840183][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.868463][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.868563][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.868600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.868625][ T32] r4:856f8f40 [ 1342.869065][ T32] INFO: task kworker/0:852:5374 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1342.869101][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.869196][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.869271][ T32] Call trace: [ 1342.869303][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1342.869359][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1342.869381][ T32] r4:00000000 [ 1342.869410][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.869475][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1342.869509][ T32] 5d20: a1930000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1342.869538][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1342.869611][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1342.869666][ T32] r5:800f0013 r4:80239bb0 [ 1342.869691][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.869749][ T32] r4:82ac11e4 [ 1342.869798][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.869845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1342.869876][ T32] r4:e04e5dc0 [ 1342.869896][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.869944][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1342.869980][ T32] r4:00000000 [ 1342.870023][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.870073][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1342.870137][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.870185][ T32] r5:00001000 r4:dfecf000 [ 1342.870205][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.870309][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.870916][ T32] r5:84ea6f8c r4:84ea6c00 [ 1342.870954][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.871016][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1342.871066][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.871138][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.871164][ T32] r4:84fab400 [ 1342.871184][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.871249][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1342.871276][ T32] r4:00000001 [ 1342.871328][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.871428][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1342.871500][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.871532][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.871583][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.871636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.871682][ T32] r4:84faa640 [ 1342.871708][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.871740][ T32] INFO: task kworker/0:853:5376 blocked for more than 469 seconds. [ 1342.871792][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.871819][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.871841][ T32] task:kworker/0:853 state:D stack:0 pid:5376 tgid:5376 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.871899][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.871983][ T32] Call trace: [ 1342.872033][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1342.872085][ T32] r10:82918930 r9:eb969d84 r8:00000002 r7:60000013 r6:eb969d8c r5:84c99800 [ 1342.872107][ T32] r4:84c99800 [ 1342.872149][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1342.872199][ T32] r5:84c99800 r4:8291892c [ 1342.872230][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.872273][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.872375][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb969e08 [ 1342.872402][ T32] r4:00000000 [ 1342.872420][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1342.872458][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.872496][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.872558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857266c0 [ 1342.872583][ T32] r4:00000000 [ 1342.872634][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.872680][ T32] r9:83018005 r8:84c99800 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1342.872723][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.872772][ T32] r5:00001000 r4:eb417000 [ 1342.872792][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.872860][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.872949][ T32] r5:8578af8c r4:8578ac00 [ 1342.872971][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.873016][ T32] r7:dddced80 r6:83018000 r5:8578af8c r4:85717780 [ 1342.873065][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.873113][ T32] r10:61c88647 r9:84c99800 r8:857177ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.873136][ T32] r4:85717780 [ 1342.873175][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.873222][ T32] r10:00000000 r9:85717780 r8:8027f5e8 r7:eb881e60 r6:85717800 r5:84c99800 [ 1342.873244][ T32] r4:00000001 [ 1342.873278][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.873336][ T32] Exception stack(0xeb969fb0 to 0xeb969ff8) [ 1342.873407][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.873439][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.873487][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.873518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.873562][ T32] r4:857260c0 [ 1342.874037][ T32] INFO: task kworker/0:853:5376 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1342.874073][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.874153][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.874242][ T32] Call trace: [ 1342.874273][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1342.874321][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1342.874344][ T32] r4:00000000 [ 1342.874383][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.874425][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1342.874457][ T32] 5d20: a1930000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1342.874487][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1342.874512][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1342.874554][ T32] r5:800f0013 r4:80239bb0 [ 1342.874577][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.874683][ T32] r4:82ac11e4 [ 1342.874833][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.874988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1342.875090][ T32] r4:e04e5dc0 [ 1342.875183][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.875286][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1342.875337][ T32] r4:00000000 [ 1342.875381][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.875476][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1342.875543][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.875638][ T32] r5:00001000 r4:dfecf000 [ 1342.875681][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.875780][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.875891][ T32] r5:84ea6f8c r4:84ea6c00 [ 1342.875935][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.876037][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1342.876085][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.876194][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.876267][ T32] r4:84fab400 [ 1342.876320][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.876414][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1342.876471][ T32] r4:00000001 [ 1342.876518][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.876613][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1342.876682][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.876748][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.876810][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.876886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.876957][ T32] r4:84faa640 [ 1342.877006][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.877059][ T32] INFO: task kworker/0:854:5377 blocked for more than 469 seconds. [ 1342.877126][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.877215][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.877270][ T32] task:kworker/0:854 state:D stack:0 pid:5377 tgid:5377 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.877436][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.877535][ T32] Call trace: [ 1342.877617][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1342.877747][ T32] r10:82918930 r9:eb995d84 r8:00000002 r7:60000013 r6:eb995d8c r5:84c9a400 [ 1342.877828][ T32] r4:84c9a400 [ 1342.877896][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1342.878016][ T32] r5:84c9a400 r4:8291892c [ 1342.878078][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.878168][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.878272][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb995e08 [ 1342.878338][ T32] r4:00000000 [ 1342.878390][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1342.878472][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.878549][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.878646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85726000 [ 1342.878698][ T32] r4:00000000 [ 1342.878766][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.878877][ T32] r9:83018005 r8:84c9a400 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1342.878950][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.879047][ T32] r5:00001000 r4:eb1db000 [ 1342.879101][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.879187][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.879293][ T32] r5:8578a38c r4:8578a000 [ 1342.879345][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.879441][ T32] r7:dddced80 r6:83018000 r5:8578a38c r4:85717880 [ 1342.879491][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.879584][ T32] r10:61c88647 r9:84c9a400 r8:857178ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.879633][ T32] r4:85717880 [ 1342.879654][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.879703][ T32] r10:00000000 r9:85717880 r8:8027f5e8 r7:eb969e60 r6:85717900 r5:84c9a400 [ 1342.879725][ T32] r4:00000001 [ 1342.879743][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.879777][ T32] Exception stack(0xeb995fb0 to 0xeb995ff8) [ 1342.879885][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.879918][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.879965][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.880004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.880028][ T32] r4:857260c0 [ 1342.880281][ T32] INFO: task kworker/0:854:5377 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1342.880387][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.913840][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.914022][ T32] Call trace: [ 1342.914100][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1342.914217][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1342.914283][ T32] r4:00000000 [ 1342.914336][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.914421][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1342.914486][ T32] 5d20: a20cb000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1342.914571][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1342.914652][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1342.914716][ T32] r5:800f0013 r4:80239bb0 [ 1342.914778][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.914909][ T32] r4:82ac11e4 [ 1342.914977][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.915089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1342.915204][ T32] r4:e04e5dc0 [ 1342.915256][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.915334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1342.915395][ T32] r4:00000000 [ 1342.915463][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.915568][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1342.915625][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.915718][ T32] r5:00001000 r4:dfecf000 [ 1342.915766][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.915907][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.916010][ T32] r5:84ea6f8c r4:84ea6c00 [ 1342.916061][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.916184][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1342.916252][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.916344][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1342.916650][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1342.917127][ T32] r4:84faa640 ** 5 printk messages dropped ** [ 1342.917569][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.917667][ T32] Call trace: [ 1342.917825][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1342.917940][ T32] r10:82918930 r9:eb991d84 r8:00000002 r7:60000113 r6:eb991d8c r5:85728000 [ 1342.918018][ T32] r4:85728000 [ 1342.918073][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1342.918190][ T32] r5:85728000 r4:8291892c [ 1342.918244][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.918340][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.918442][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb991e08 [ 1342.918514][ T32] r4:00000000 [ 1342.918582][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1342.918672][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.918757][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.918847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85726440 [ 1342.918933][ T32] r4:00000000 [ 1342.918979][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.919040][ T32] r9:83018005 r8:85728000 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1342.919085][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.919157][ T32] r5:00001000 r4:eb297000 [ 1342.919179][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.919218][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.919281][ T32] r5:8578a78c r4:8578a400 [ 1342.919312][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.919372][ T32] r7:dddced80 r6:83018000 r5:8578a78c r4:85717980 [ 1342.919404][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.919488][ T32] r10:61c88647 r9:85728000 r8:857179ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.919534][ T32] r4:85717980 [ 1342.919575][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.919627][ T32] r10:00000000 r9:85717980 r8:8027f5e8 r7:eb969e60 r6:85703280 r5:85728000 [ 1342.919650][ T32] r4:00000001 [ 1342.919668][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.919701][ T32] Exception stack(0xeb991fb0 to 0xeb991ff8) [ 1342.919757][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.919789][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.919816][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.919881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.919951][ T32] r4:85726280 [ 1342.932002][ T32] INFO: task kworker/0:855:5379 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1342.932091][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.932226][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.932319][ T32] Call trace: [ 1342.932361][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1342.932419][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1342.932443][ T32] r4:00000000 [ 1342.932471][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.932513][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1342.932544][ T32] 5d20: a20cb000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1342.932573][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1342.932619][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1342.932652][ T32] r5:800f0013 r4:80239bb0 [ 1342.932688][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.932733][ T32] r4:82ac11e4 [ 1342.932799][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.932849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1342.932897][ T32] r4:e04e5dc0 [ 1342.932925][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.932967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 2 printk messages dropped ** [ 1342.933069][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 8 printk messages dropped ** [ 1342.933412][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1342.933727][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.934039][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1342.934222][ T32] r4:8572a400 ** 3 printk messages dropped ** [ 1342.934368][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1342.934528][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1342.934757][ T32] r9:83018005 r8:8572a400 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 ** 1 printk messages dropped ** [ 1342.934853][ T32] r5:00001000 r4:eb3ff000 [ 1342.934884][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.934923][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1342.935025][ T32] r7:dddced80 r6:83018000 r5:8578ab8c r4:85717a00 ** 1 printk messages dropped ** [ 1342.935152][ T32] r10:61c88647 r9:8572a400 r8:85717a2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1342.935331][ T32] Exception stack(0xeb9a1fb0 to 0xeb9a1ff8) ** 4 printk messages dropped ** [ 1342.935506][ T32] r4:85726580 ** 2 printk messages dropped ** [ 1342.936011][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1342.936395][ T32] 5d20: a20cb000 dfe5f000 00000001 80239b98 7f1e3000 00000001 ** 5 printk messages dropped ** [ 1342.936801][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1342.937381][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 1 printk messages dropped ** [ 1342.937543][ T32] r5:00001000 r4:dfecf000 [ 1342.937589][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.937674][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.937753][ T32] r5:84ea6f8c r4:84ea6c00 [ 1342.937852][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.937950][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1342.937987][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.938067][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.938113][ T32] r4:84fab400 [ 1342.938160][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.938270][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1342.938338][ T32] r4:00000001 [ 1342.938386][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.938462][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1342.938518][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.938597][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.938663][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.938725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.938791][ T32] r4:84faa640 [ 1342.938842][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.938910][ T32] INFO: task kworker/0:857:5385 blocked for more than 469 seconds. [ 1342.938991][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.939097][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.939197][ T32] task:kworker/0:857 state:D stack:0 pid:5385 tgid:5385 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.939315][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.939452][ T32] Call trace: [ 1342.939562][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1342.939670][ T32] r10:82918930 r9:eb9a9d84 r8:00000002 r7:60000013 r6:eb9a9d8c r5:8572bc00 [ 1342.939742][ T32] r4:8572bc00 [ 1342.939825][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1342.939983][ T32] r5:8572bc00 r4:8291892c [ 1342.940038][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.940133][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.940240][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9a9e08 [ 1342.962252][ T32] r4:00000000 [ 1342.962372][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1342.962475][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.962532][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.962579][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857267c0 [ 1342.962604][ T32] r4:00000000 [ 1342.962635][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.962705][ T32] r9:83018005 r8:8572bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1342.962731][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.962778][ T32] r5:00001000 r4:eb45b000 [ 1342.962798][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.962836][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.962884][ T32] r5:8578b38c r4:8578b000 [ 1342.962905][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.963044][ T32] r7:dddced80 r6:83018000 r5:8578b38c r4:85717a80 [ 1342.963107][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.963205][ T32] r10:61c88647 r9:8572bc00 r8:85717aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.963261][ T32] r4:85717a80 [ 1342.963324][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.963434][ T32] r10:00000000 r9:85717a80 r8:8027f5e8 r7:eb969e60 r6:85703380 r5:8572bc00 [ 1342.963487][ T32] r4:00000001 [ 1342.963533][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.963639][ T32] Exception stack(0xeb9a9fb0 to 0xeb9a9ff8) [ 1342.963722][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.963788][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.963885][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.963989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.964047][ T32] r4:85726680 [ 1342.964791][ T32] INFO: task kworker/0:857:5385 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1342.964886][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.965065][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.965176][ T32] Call trace: [ 1342.965285][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1342.965402][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1342.965473][ T32] r4:00000000 [ 1342.965548][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.965677][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1342.965799][ T32] 5d20: a2412000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1342.965893][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1342.965955][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1342.966016][ T32] r5:800f0013 r4:80239bb0 [ 1342.966066][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.966168][ T32] r4:82ac11e4 [ 1342.966215][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.966312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1342.966379][ T32] r4:e04e5dc0 [ 1342.966427][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1342.967168][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1342.967909][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 7 printk messages dropped ** [ 1342.968429][ T32] r4:84faa640 ** 6 printk messages dropped ** [ 1342.968983][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.969363][ T32] r5:8572b000 r4:8291892c ** 6 printk messages dropped ** [ 1342.970024][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1342.994675][ T32] r5:00001000 r4:eb475000 ** 4 printk messages dropped ** [ 1342.994981][ T32] r7:dddced80 r6:83018000 r5:8578b78c r4:85717b00 ** 8 printk messages dropped ** [ 1342.995357][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1342.996210][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.996450][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) ** 5 printk messages dropped ** [ 1342.996839][ T32] r4:82ac11e4 [ 1342.996879][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.996949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1342.996980][ T32] r4:e04e5dc0 [ 1342.997001][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.997043][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1342.997065][ T32] r4:00000000 [ 1342.997099][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1342.997147][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1342.997189][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.997234][ T32] r5:00001000 r4:dfecf000 [ 1342.997253][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.997290][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.997374][ T32] r5:84ea6f8c r4:84ea6c00 [ 1342.997415][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.997464][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1342.997505][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.997572][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.997597][ T32] r4:84fab400 [ 1342.997630][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.997677][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1342.997699][ T32] r4:00000001 [ 1342.997717][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.997751][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1342.997825][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.997864][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.997892][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.997940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.997985][ T32] r4:84faa640 [ 1342.998010][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.998081][ T32] INFO: task kworker/0:859:5389 blocked for more than 469 seconds. [ 1342.998159][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.998188][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.998209][ T32] task:kworker/0:859 state:D stack:0 pid:5389 tgid:5389 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.998270][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.998360][ T32] Call trace: [ 1342.998424][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1342.998492][ T32] r10:82918930 r9:eb9a5d84 r8:00000002 r7:60000113 r6:eb9a5d8c r5:84c9c800 [ 1342.998543][ T32] r4:84c9c800 [ 1342.998590][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1342.998634][ T32] r5:84c9c800 r4:8291892c [ 1342.998715][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.998757][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.998845][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9a5e08 [ 1342.998917][ T32] r4:00000000 [ 1342.998944][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1342.998994][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.999034][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.999138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85726b40 [ 1342.999205][ T32] r4:00000000 [ 1342.999248][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1342.999384][ T32] r5:00001000 r4:eb58d000 [ 1342.999422][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1342.999604][ T32] r7:dddced80 r6:83018000 r5:8578bb8c r4:85717b80 ** 6 printk messages dropped ** [ 1342.999879][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1343.021717][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1343.022874][ T32] r5:800f0013 r4:80239bb0 ** 7 printk messages dropped ** [ 1343.023425][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.023962][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1343.024709][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1343.025118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1343.025946][ T32] r10:82918930 r9:eb99dd84 r8:00000002 r7:60000113 r6:eb99dd8c r5:84c9d400 ** 8 printk messages dropped ** [ 1343.026692][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1343.027307][ T32] r5:00001000 r4:eb57d000 ** 2 printk messages dropped ** [ 1343.027547][ T32] r5:855a578c r4:855a5400 ** 3 printk messages dropped ** [ 1343.027889][ T32] r10:61c88647 r9:84c9d400 r8:85717cac r7:82804d40 r6:dddced80 r5:dddceda0 ** 1 printk messages dropped ** [ 1343.028021][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.028119][ T32] r10:00000000 r9:85717c80 r8:8027f5e8 r7:eb9a5e60 r6:85717d00 r5:84c9d400 [ 1343.028184][ T32] r4:00000001 [ 1343.028227][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.028306][ T32] Exception stack(0xeb99dfb0 to 0xeb99dff8) [ 1343.028369][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.028440][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.028534][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.028633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.028697][ T32] r4:85726740 [ 1343.029326][ T32] INFO: task kworker/0:860:5390 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1343.029433][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.029587][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.029691][ T32] Call trace: [ 1343.029832][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1343.029973][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1343.030134][ T32] r4:00000000 [ 1343.030208][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.052935][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1343.053057][ T32] 5d20: a2d18000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1343.053149][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1343.053217][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1343.053291][ T32] r5:800f0013 r4:80239bb0 [ 1343.053358][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.053490][ T32] r4:82ac11e4 [ 1343.053543][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.053681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1343.053744][ T32] r4:e04e5dc0 [ 1343.053892][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.054003][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1343.054064][ T32] r4:00000000 [ 1343.054112][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1343.054219][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1343.054298][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.054399][ T32] r5:00001000 r4:dfecf000 [ 1343.054462][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.054570][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.054683][ T32] r5:84ea6f8c r4:84ea6c00 [ 1343.054750][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.054864][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1343.054920][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.055021][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.055076][ T32] r4:84fab400 [ 1343.055149][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.055263][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1343.055319][ T32] r4:00000001 [ 1343.055366][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.055448][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1343.055539][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.055642][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.055728][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.055807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.055883][ T32] r4:84faa640 [ 1343.055938][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.056012][ T32] INFO: task kworker/0:861:5393 blocked for more than 469 seconds. [ 1343.056088][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.056142][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.056207][ T32] task:kworker/0:861 state:D stack:0 pid:5393 tgid:5393 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.056341][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.056471][ T32] Call trace: [ 1343.056592][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1343.056708][ T32] r10:82918930 r9:eb999d84 r8:00000002 r7:60000013 r6:eb999d8c r5:84c9e000 [ 1343.056774][ T32] r4:84c9e000 [ 1343.056818][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1343.056976][ T32] r5:84c9e000 r4:8291892c [ 1343.057037][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.057128][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.057228][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb999e08 [ 1343.057290][ T32] r4:00000000 [ 1343.057334][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1343.057435][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1343.057548][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.057657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85726e00 [ 1343.057715][ T32] r4:00000000 [ 1343.057811][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1343.057965][ T32] r9:83018005 r8:84c9e000 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1343.058023][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.058122][ T32] r5:00001000 r4:eb5c5000 [ 1343.058174][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.058261][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.058353][ T32] r5:8579438c r4:85794000 [ 1343.058409][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.058511][ T32] r7:dddced80 r6:83018000 r5:8579438c r4:85717d80 [ 1343.058575][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.058670][ T32] r10:61c88647 r9:84c9e000 r8:85717dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.058728][ T32] r4:85717d80 [ 1343.058786][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1343.059309][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.091591][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 9 printk messages dropped ** [ 1343.092340][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 13 printk messages dropped ** [ 1343.093557][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 5 printk messages dropped ** [ 1343.094009][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.094353][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1343.095144][ T32] Call trace: ** 6 printk messages dropped ** [ 1343.095711][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1343.095912][ T32] r4:00000000 [ 1343.095959][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1343.096046][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1343.096145][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.096242][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85726d40 [ 1343.096296][ T32] r4:00000000 [ 1343.096345][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1343.096458][ T32] r9:83018005 r8:84c9ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1343.096518][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.096612][ T32] r5:00001000 r4:eb59d000 [ 1343.096656][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.096756][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.096853][ T32] r5:8578bf8c r4:8578bc00 [ 1343.096908][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.097007][ T32] r7:dddced80 r6:83018000 r5:8578bf8c r4:85717e80 [ 1343.097066][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.097161][ T32] r10:61c88647 r9:84c9ec00 r8:85717eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.097212][ T32] r4:85717e80 [ 1343.097272][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.097368][ T32] r10:00000000 r9:85717e80 r8:8027f5e8 r7:eb999e60 r6:85717f00 r5:84c9ec00 [ 1343.097421][ T32] r4:00000001 [ 1343.097480][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.097559][ T32] Exception stack(0xeb9b5fb0 to 0xeb9b5ff8) [ 1343.097634][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.097715][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.097809][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.097900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.097981][ T32] r4:85726b00 [ 1343.098801][ T32] INFO: task kworker/0:862:5394 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1343.098903][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.099060][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.099179][ T32] Call trace: [ 1343.099259][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1343.099375][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1343.099434][ T32] r4:00000000 [ 1343.099518][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.099661][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1343.099750][ T32] 5d20: a325d000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1343.099854][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1343.099952][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1343.100014][ T32] r5:800f0013 r4:80239bb0 [ 1343.100069][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.100160][ T32] r4:82ac11e4 [ 1343.100223][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.121227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1343.121316][ T32] r4:e04e5dc0 [ 1343.121370][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.121503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1343.121558][ T32] r4:00000000 [ 1343.121608][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1343.121712][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1343.121794][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.121934][ T32] r5:00001000 r4:dfecf000 [ 1343.122007][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.122119][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.122222][ T32] r5:84ea6f8c r4:84ea6c00 [ 1343.122274][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1343.122807][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 7 printk messages dropped ** [ 1343.123423][ T32] r4:84faa640 ** 5 printk messages dropped ** [ 1343.123964][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.124587][ T32] r5:84c9bc00 r4:8291892c ** 6 printk messages dropped ** [ 1343.125101][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1343.125571][ T32] r5:00001000 r4:eb5e7000 ** 1 printk messages dropped ** [ 1343.125716][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1343.126165][ T32] r10:61c88647 r9:84c9bc00 r8:85717fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.126250][ T32] r4:85717f80 [ 1343.126321][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.126423][ T32] r10:00000000 r9:85717f80 r8:8027f5e8 r7:eb999e60 r6:84eb8000 r5:84c9bc00 [ 1343.126474][ T32] r4:00000001 [ 1343.126516][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.126599][ T32] Exception stack(0xeb9b9fb0 to 0xeb9b9ff8) [ 1343.126685][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.126767][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.126836][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.126912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.126966][ T32] r4:85726d00 [ 1343.127700][ T32] INFO: task kworker/0:863:5397 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1343.127792][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.127937][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.128040][ T32] Call trace: [ 1343.128113][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1343.128244][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1343.128305][ T32] r4:00000000 [ 1343.128352][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.128446][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1343.128513][ T32] 5d20: a32a4000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1343.128598][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1343.128666][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1343.128724][ T32] r5:800f0013 r4:80239bb0 [ 1343.128774][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.128880][ T32] r4:82ac11e4 [ 1343.128926][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.129024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1343.129079][ T32] r4:e04e5dc0 [ 1343.129145][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.129257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1343.129317][ T32] r4:00000000 [ 1343.129365][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1343.129465][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1343.129516][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.129616][ T32] r5:00001000 r4:dfecf000 [ 1343.129667][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.129757][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.129891][ T32] r5:84ea6f8c r4:84ea6c00 [ 1343.129965][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.130083][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1343.130184][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.153914][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.154062][ T32] r4:84fab400 [ 1343.154119][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.154264][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1343.154341][ T32] r4:00000001 [ 1343.154424][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.154517][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) ** 3 printk messages dropped ** [ 1343.154826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1343.155744][ T32] r10:82918930 r9:eb9c1d84 r8:00000002 r7:60000113 r6:eb9c1d8c r5:84c9b000 ** 5 printk messages dropped ** [ 1343.156233][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9c1e08 ** 9 printk messages dropped ** [ 1343.157035][ T32] r5:00001000 r4:eb5fb000 [ 1343.157100][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.157193][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1343.157422][ T32] r7:dddced80 r6:83018000 r5:85794b8c r4:84eb8080 ** 6 printk messages dropped ** [ 1343.157969][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1343.158408][ T32] r4:84d2d0c0 ** 2 printk messages dropped ** [ 1343.159460][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.160197][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 8 printk messages dropped ** [ 1343.177071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 10 printk messages dropped ** [ 1343.177544][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1343.177751][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) ** 6 printk messages dropped ** [ 1343.178091][ T32] INFO: task kworker/0:865:5401 blocked for more than 469 seconds. [ 1343.178156][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.178188][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.178211][ T32] task:kworker/0:865 state:D stack:0 pid:5401 tgid:5401 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.178281][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.178354][ T32] Call trace: [ 1343.178387][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1343.178439][ T32] r10:82918930 r9:eb9bdd84 r8:00000002 r7:60000113 r6:eb9bdd8c r5:84c98c00 [ 1343.178474][ T32] r4:84c98c00 [ 1343.178495][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1343.178536][ T32] r5:84c98c00 r4:8291892c [ 1343.178555][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.178600][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.178647][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9bde08 [ 1343.178670][ T32] r4:00000000 [ 1343.178688][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1343.178745][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1343.178786][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.178828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d2d240 [ 1343.178874][ T32] r4:00000000 [ 1343.178916][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1343.178963][ T32] r9:83018005 r8:84c98c00 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1343.179003][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.179087][ T32] r5:00001000 r4:eb619000 [ 1343.179152][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.179204][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.179247][ T32] r5:85794f8c r4:85794c00 [ 1343.179286][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.179361][ T32] r7:dddced80 r6:83018000 r5:85794f8c r4:84eb8180 [ 1343.179385][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.179445][ T32] r10:61c88647 r9:84c98c00 r8:84eb81ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.179490][ T32] r4:84eb8180 [ 1343.179511][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.179558][ T32] r10:00000000 r9:84eb8180 r8:8027f5e8 r7:eb9c1e60 r6:84eb8200 r5:84c98c00 [ 1343.179580][ T32] r4:00000001 [ 1343.179599][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.179650][ T32] Exception stack(0xeb9bdfb0 to 0xeb9bdff8) [ 1343.179712][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.179780][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.179811][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.179839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.179881][ T32] r4:84d2d0c0 [ 1343.193121][ T32] INFO: task kworker/0:865:5401 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1343.193207][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.193305][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.193365][ T32] Call trace: [ 1343.193396][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1343.193461][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1343.193528][ T32] r4:00000000 [ 1343.193561][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.193604][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1343.193636][ T32] 5d20: a3e36000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1343.193688][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1343.193718][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1343.193742][ T32] r5:800f0013 r4:80239bb0 [ 1343.193797][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.193845][ T32] r4:82ac11e4 [ 1343.193883][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.193929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1343.193952][ T32] r4:e04e5dc0 [ 1343.194011][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.194082][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1343.194119][ T32] r4:00000000 [ 1343.194142][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1343.194229][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1343.194277][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.194340][ T32] r5:00001000 r4:dfecf000 ** 2 printk messages dropped ** [ 1343.194467][ T32] r5:84ea6f8c r4:84ea6c00 ** 4 printk messages dropped ** [ 1343.194690][ T32] r4:84fab400 ** 2 printk messages dropped ** [ 1343.194830][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1343.195089][ T32] r4:84faa640 ** 5 printk messages dropped ** [ 1343.195333][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.195718][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1343.196152][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.196206][ T32] r5:00001000 r4:eb7bb000 ** 1 printk messages dropped ** [ 1343.196269][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1343.196685][ T32] Exception stack(0xeb9c5fb0 to 0xeb9c5ff8) ** 6 printk messages dropped ** [ 1343.197274][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1343.197873][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1343.198136][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 7 printk messages dropped ** [ 1343.198428][ T32] r5:84ea6f8c r4:84ea6c00 ** 3 printk messages dropped ** [ 1343.198561][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1343.198909][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1343.199133][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1343.199548][ T32] r4:8471a400 ** 3 printk messages dropped ** [ 1343.199766][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1343.200176][ T32] r5:00001000 r4:eb82b000 [ 1343.200215][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.200257][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.223204][ T32] r5:855a638c r4:855a6000 [ 1343.223290][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.223388][ T32] r7:ddde2d80 r6:83018200 r5:855a638c r4:85703480 [ 1343.223415][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.223486][ T32] r10:61c88647 r9:8471a400 r8:857034ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.223532][ T32] r4:85703480 [ 1343.223585][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.223635][ T32] r10:00000000 r9:85703480 r8:8027f5e8 r7:eb8ede60 r6:84eb8380 r5:8471a400 [ 1343.223668][ T32] r4:00000001 [ 1343.223700][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.223741][ T32] Exception stack(0xeb9d5fb0 to 0xeb9d5ff8) [ 1343.223791][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.223822][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.223860][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.223893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.223918][ T32] r4:84ecfb00 [ 1343.224453][ T32] INFO: task kworker/1:267:5405 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1343.224526][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.224741][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.224823][ T32] Call trace: [ 1343.224856][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1343.224917][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1343.224940][ T32] r4:00000000 [ 1343.224960][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.224999][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1343.225065][ T32] 5d20: a449a000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1343.225101][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1343.225127][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1343.225151][ T32] r5:800f0013 r4:80239bb0 [ 1343.225192][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.225286][ T32] r4:82ac11e4 [ 1343.225309][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.225352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1343.225422][ T32] r4:e04e5dc0 [ 1343.225448][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.225538][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1343.225562][ T32] r4:00000000 [ 1343.225581][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1343.225631][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1343.225652][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.225693][ T32] r5:00001000 r4:dfecf000 [ 1343.225712][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.225750][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.225841][ T32] r5:84ea6f8c r4:84ea6c00 [ 1343.225870][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.225934][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1343.225982][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.226032][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.226054][ T32] r4:84fab400 [ 1343.226072][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.226116][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1343.226136][ T32] r4:00000001 [ 1343.226166][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.226204][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1343.226231][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.226257][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.226282][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.226320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.226347][ T32] r4:84faa640 [ 1343.226381][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1343.226447][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1343.226689][ T32] r4:84718c00 ** 4 printk messages dropped ** [ 1343.226912][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9d9e08 ** 8 printk messages dropped ** [ 1343.227191][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.227235][ T32] r5:00001000 r4:eb87b000 ** 2 printk messages dropped ** [ 1343.227374][ T32] r5:85795f8c r4:85795c00 ** 3 printk messages dropped ** [ 1343.227512][ T32] r10:61c88647 r9:84718c00 r8:84eb842c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1343.227719][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.228246][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.228631][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 11 printk messages dropped ** [ 1343.229012][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 8 printk messages dropped ** [ 1343.229345][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1343.229640][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) ** 7 printk messages dropped ** [ 1343.230009][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1343.230265][ T32] r4:8572e000 ** 4 printk messages dropped ** [ 1343.242185][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9cde08 ** 9 printk messages dropped ** [ 1343.242689][ T32] r5:00001000 r4:eb83d000 [ 1343.242719][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.242770][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.242816][ T32] r5:855a678c r4:855a6400 [ 1343.242844][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.242912][ T32] r7:ddde2d80 r6:83018200 r5:855a678c r4:85703580 [ 1343.242936][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.242982][ T32] r10:61c88647 r9:8572e000 r8:857035ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.243025][ T32] r4:85703580 [ 1343.243050][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.243096][ T32] r10:00000000 r9:85703580 r8:8027f5e8 r7:eb9d5e60 r6:85703600 r5:8572e000 [ 1343.243147][ T32] r4:00000001 [ 1343.243191][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.243247][ T32] Exception stack(0xeb9cdfb0 to 0xeb9cdff8) [ 1343.243279][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.243307][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.243333][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.243360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.243388][ T32] r4:84ecfa80 [ 1343.243853][ T32] INFO: task kworker/1:268:5408 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1343.243915][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.244014][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.244063][ T32] Call trace: [ 1343.244095][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1343.244144][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1343.244165][ T32] r4:00000000 [ 1343.244208][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.244280][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1343.244310][ T32] 5d20: a449a000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1343.244365][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1343.244396][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1343.244444][ T32] r5:800f0013 r4:80239bb0 [ 1343.244468][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.244529][ T32] r4:82ac11e4 [ 1343.244557][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.244600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1343.244622][ T32] r4:e04e5dc0 [ 1343.244653][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.244703][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1343.244725][ T32] r4:00000000 [ 1343.244743][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1343.244787][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1343.244806][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.244872][ T32] r5:00001000 r4:dfecf000 [ 1343.244895][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.244935][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.245006][ T32] r5:84ea6f8c r4:84ea6c00 [ 1343.245029][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.245075][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1343.245117][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.245166][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.245189][ T32] r4:84fab400 [ 1343.245238][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.245314][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1343.245353][ T32] r4:00000001 [ 1343.245375][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.245411][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1343.245458][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.245502][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.245545][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.245576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.245599][ T32] r4:84faa640 [ 1343.245625][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.245676][ T32] INFO: task kworker/0:868:5410 blocked for more than 469 seconds. [ 1343.245712][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.245736][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.245845][ T32] task:kworker/0:868 state:D stack:0 pid:5410 tgid:5410 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.245910][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.245999][ T32] Call trace: [ 1343.246031][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1343.246079][ T32] r10:82918930 r9:eb9c9d84 r8:00000002 r7:60000113 r6:eb9c9d8c r5:8572ec00 [ 1343.246101][ T32] r4:8572ec00 [ 1343.246141][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1343.246205][ T32] r5:8572ec00 r4:8291892c [ 1343.246249][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.246290][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.246356][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9c9e08 [ 1343.246427][ T32] r4:00000000 [ 1343.246449][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1343.246488][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1343.246546][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.246601][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d2d740 [ 1343.246633][ T32] r4:00000000 [ 1343.246694][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1343.246765][ T32] r9:83018005 r8:8572ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1343.246809][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.246902][ T32] r5:00001000 r4:eb7e9000 [ 1343.246954][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.246997][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1343.247100][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1343.247640][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1343.248145][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.248416][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) ** 6 printk messages dropped ** [ 1343.248661][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1343.249186][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1343.249500][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 7 printk messages dropped ** [ 1343.249945][ T32] r4:84faa640 ** 4 printk messages dropped ** [ 1343.250126][ T32] task:kworker/0:869 state:D stack:0 pid:5412 tgid:5412 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1343.272772][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1343.273037][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.273202][ T32] r5:00001000 r4:eb865000 [ 1343.273232][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.273295][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.273370][ T32] r5:85795b8c r4:85795800 [ 1343.273414][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.273469][ T32] r7:dddced80 r6:83018000 r5:85795b8c r4:84eb8500 [ 1343.273531][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.273580][ T32] r10:61c88647 r9:8471bc00 r8:84eb852c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.273602][ T32] r4:84eb8500 [ 1343.273687][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.273757][ T32] r10:00000000 r9:84eb8500 r8:8027f5e8 r7:eb9d9e60 r6:84eb8580 r5:8471bc00 [ 1343.273823][ T32] r4:00000001 [ 1343.273865][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.273916][ T32] Exception stack(0xeb9ddfb0 to 0xeb9ddff8) [ 1343.273950][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.273979][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.274004][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.274032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.274053][ T32] r4:84d2d780 [ 1343.274475][ T32] INFO: task kworker/0:869:5412 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1343.274509][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.274574][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.274678][ T32] Call trace: [ 1343.274747][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1343.274801][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1343.274845][ T32] r4:00000000 [ 1343.274883][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.274926][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1343.274955][ T32] 5d20: a4a56000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1343.274993][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1343.275021][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1343.275044][ T32] r5:800f0013 r4:80239bb0 [ 1343.275064][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.275109][ T32] r4:82ac11e4 [ 1343.275138][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.275184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1343.275218][ T32] r4:e04e5dc0 [ 1343.275239][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.275307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1343.275333][ T32] r4:00000000 [ 1343.275352][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1343.275421][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1343.275473][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.275530][ T32] r5:00001000 r4:dfecf000 [ 1343.275557][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.275597][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.275638][ T32] r5:84ea6f8c r4:84ea6c00 [ 1343.275656][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.275716][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1343.275746][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.275792][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.275827][ T32] r4:84fab400 [ 1343.275848][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.275899][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1343.275941][ T32] r4:00000001 [ 1343.275964][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.276019][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1343.276049][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.276077][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.276123][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.276181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.276207][ T32] r4:84faa640 [ 1343.276227][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.276289][ T32] INFO: task kworker/1:269:5415 blocked for more than 469 seconds. [ 1343.276327][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.276372][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.276417][ T32] task:kworker/1:269 state:D stack:0 pid:5415 tgid:5415 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.276465][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.276536][ T32] Call trace: [ 1343.276591][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1343.276643][ T32] r10:82918930 r9:eb9e9d84 r8:00000002 r7:60000113 r6:eb9e9d8c r5:8471c800 [ 1343.276666][ T32] r4:8471c800 [ 1343.276686][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1343.276732][ T32] r5:8471c800 r4:8291892c [ 1343.276760][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.276798][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.276842][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9e9e08 [ 1343.276868][ T32] r4:00000000 [ 1343.276888][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1343.276945][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1343.277027][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.277113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ecfe80 [ 1343.277143][ T32] r4:00000000 [ 1343.277163][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1343.277208][ T32] r9:83018205 r8:8471c800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1343.277228][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.277269][ T32] r5:00001000 r4:eb853000 [ 1343.277288][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.277346][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.277391][ T32] r5:855a6b8c r4:855a6800 [ 1343.277468][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.277520][ T32] r7:ddde2d80 r6:83018200 r5:855a6b8c r4:85703700 [ 1343.277541][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1343.277625][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1343.277865][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.277920][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.277957][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.277985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.278007][ T32] r4:84ecfd40 [ 1343.278269][ T32] INFO: task kworker/1:269:5415 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1343.278299][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.278428][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.278504][ T32] Call trace: [ 1343.278534][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1343.278582][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1343.278626][ T32] r4:00000000 [ 1343.278649][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.278710][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1343.278741][ T32] 5d20: a4a56000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1343.278791][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1343.278820][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1343.278844][ T32] r5:800f0013 r4:80239bb0 [ 1343.278868][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.278915][ T32] r4:82ac11e4 [ 1343.278935][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.278991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1343.279025][ T32] r4:e04e5dc0 [ 1343.279070][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.279148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1343.279178][ T32] r4:00000000 [ 1343.279219][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1343.279289][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1343.279317][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.279360][ T32] r5:00001000 r4:dfecf000 [ 1343.279400][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.279448][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.279523][ T32] r5:84ea6f8c r4:84ea6c00 [ 1343.279544][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.279611][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1343.279679][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1343.279835][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1343.280072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1343.301545][ T32] r10:82918930 r9:eb9f1d84 r8:00000002 r7:60000113 r6:eb9f1d8c r5:8471d400 ** 8 printk messages dropped ** [ 1343.302014][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1343.302273][ T32] r5:00001000 r4:ebaf3000 [ 1343.302293][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1343.302393][ T32] r5:8576878c r4:85768400 [ 1343.302417][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.302466][ T32] r7:ddde2d80 r6:83018200 r5:8576878c r4:85703780 [ 1343.302486][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.302530][ T32] r10:61c88647 r9:8471d400 r8:857037ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.302573][ T32] r4:85703780 [ 1343.302596][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.302650][ T32] r10:00000000 r9:85703780 r8:8027f5e8 r7:eb9e9e60 r6:84eb8680 r5:8471d400 [ 1343.302674][ T32] r4:00000001 [ 1343.302702][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.302742][ T32] Exception stack(0xeb9f1fb0 to 0xeb9f1ff8) [ 1343.302802][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.302834][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.302880][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.302912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.302955][ T32] r4:84ecf840 [ 1343.303399][ T32] INFO: task kworker/1:270:5416 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1343.303436][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.303538][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.303628][ T32] Call trace: [ 1343.303698][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1343.303757][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1343.303780][ T32] r4:00000000 [ 1343.303819][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.303865][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1343.303894][ T32] 5d20: a4eb9000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1343.303948][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1343.303976][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1343.304020][ T32] r5:800f0013 r4:80239bb0 [ 1343.304042][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.304118][ T32] r4:82ac11e4 [ 1343.304180][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.304230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1343.304253][ T32] r4:e04e5dc0 [ 1343.304295][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.304360][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1343.304385][ T32] r4:00000000 [ 1343.304406][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1343.304450][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1343.304491][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.304557][ T32] r5:00001000 r4:dfecf000 [ 1343.304579][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.304622][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.304667][ T32] r5:84ea6f8c r4:84ea6c00 [ 1343.304686][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.304731][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1343.304751][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.304797][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.304819][ T32] r4:84fab400 [ 1343.304863][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.304911][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1343.304932][ T32] r4:00000001 [ 1343.304951][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.304984][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1343.305020][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.305050][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.305104][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.305165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.305209][ T32] r4:84faa640 [ 1343.305233][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.305282][ T32] INFO: task kworker/1:271:5418 blocked for more than 469 seconds. [ 1343.305317][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.305342][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.305363][ T32] task:kworker/1:271 state:D stack:0 pid:5418 tgid:5418 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.305406][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1343.305616][ T32] r10:82918930 r9:eb9f5d84 r8:00000002 r7:60000013 r6:eb9f5d8c r5:8471e000 ** 5 printk messages dropped ** [ 1343.305876][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9f5e08 ** 9 printk messages dropped ** [ 1343.306309][ T32] r5:00001000 r4:eb899000 [ 1343.306332][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.306371][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1343.306496][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1343.306881][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.307525][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 5 printk messages dropped ** [ 1343.307768][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1343.308042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 7 printk messages dropped ** [ 1343.308321][ T32] r5:84ea6f8c r4:84ea6c00 ** 4 printk messages dropped ** [ 1343.308471][ T32] r4:84fab400 ** 5 printk messages dropped ** [ 1343.308693][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.308981][ T32] task:kworker/0:870 state:D stack:0 pid:5422 tgid:5422 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1343.309349][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.309391][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.309452][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9f9e08 [ 1343.309476][ T32] r4:00000000 [ 1343.309529][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1343.309596][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1343.309667][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.309713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85726e40 [ 1343.309737][ T32] r4:00000000 [ 1343.309791][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1343.309894][ T32] r9:83018005 r8:8471ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1343.309920][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.309976][ T32] r5:00001000 r4:eb88d000 [ 1343.309998][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.310045][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.310110][ T32] r5:8579638c r4:85796000 [ 1343.310134][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.310199][ T32] r7:dddced80 r6:83018000 r5:8579638c r4:84eb8780 [ 1343.310227][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.337022][ T32] r10:61c88647 r9:8471ec00 r8:84eb87ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.337072][ T32] r4:84eb8780 [ 1343.337114][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.337213][ T32] r10:00000000 r9:84eb8780 r8:8027f5e8 r7:eb9d9e60 r6:84eb8800 r5:8471ec00 [ 1343.337239][ T32] r4:00000001 [ 1343.337259][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.337297][ T32] Exception stack(0xeb9f9fb0 to 0xeb9f9ff8) [ 1343.337336][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.337368][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.337403][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.337460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.337485][ T32] r4:84d2dec0 [ 1343.337958][ T32] INFO: task kworker/0:870:5422 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1343.338001][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.338091][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.338142][ T32] Call trace: [ 1343.338220][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1343.338273][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1343.338296][ T32] r4:00000000 [ 1343.338315][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.338353][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1343.338391][ T32] 5d20: a5474000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1343.338424][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1343.338450][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1343.338474][ T32] r5:800f0013 r4:80239bb0 [ 1343.338519][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.338566][ T32] r4:82ac11e4 [ 1343.338598][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.338644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1343.338679][ T32] r4:e04e5dc0 [ 1343.338701][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.338744][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1343.338765][ T32] r4:00000000 [ 1343.338793][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1343.338851][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1343.338879][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.338923][ T32] r5:00001000 r4:dfecf000 ** 2 printk messages dropped ** [ 1343.339061][ T32] r5:84ea6f8c r4:84ea6c00 ** 6 printk messages dropped ** [ 1343.339447][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 7 printk messages dropped ** [ 1343.340011][ T32] r4:84faa640 ** 4 printk messages dropped ** [ 1343.340341][ T32] task:kworker/0:871 state:D stack:0 pid:5423 tgid:5423 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1343.352028][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.352311][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84eec240 ** 4 printk messages dropped ** [ 1343.352665][ T32] r5:00001000 r4:eb8ab000 [ 1343.352719][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.352805][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.352917][ T32] r5:8579678c r4:85796400 [ 1343.352965][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.353065][ T32] r7:dddced80 r6:83018000 r5:8579678c r4:84eb8880 [ 1343.353091][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.353138][ T32] r10:61c88647 r9:85748000 r8:84eb88ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.353162][ T32] r4:84eb8880 [ 1343.353205][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.353277][ T32] r10:00000000 r9:84eb8880 r8:8027f5e8 r7:eb9f9e60 r6:84eb8900 r5:85748000 [ 1343.353309][ T32] r4:00000001 [ 1343.353369][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.353430][ T32] Exception stack(0xeb9fdfb0 to 0xeb9fdff8) [ 1343.353462][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.353492][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.353518][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.353546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.353587][ T32] r4:84d2d440 [ 1343.354065][ T32] INFO: task kworker/0:871:5423 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1343.354103][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.354161][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.354231][ T32] Call trace: [ 1343.354285][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1343.354336][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1343.354379][ T32] r4:00000000 [ 1343.354409][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.354472][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1343.354525][ T32] 5d20: a569e000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1343.354573][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1343.354600][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1343.354625][ T32] r5:800f0013 r4:80239bb0 [ 1343.354670][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1343.354801][ T32] r4:e04e5dc0 ** 6 printk messages dropped ** [ 1343.355096][ T32] r5:00001000 r4:dfecf000 ** 4 printk messages dropped ** [ 1343.355279][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 4 printk messages dropped ** [ 1343.355513][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 9 printk messages dropped ** [ 1343.355846][ T32] INFO: task kworker/1:272:5425 blocked for more than 469 seconds. ** 7 printk messages dropped ** [ 1343.356238][ T32] r4:85749800 ** 4 printk messages dropped ** [ 1343.356500][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba05e08 ** 8 printk messages dropped ** [ 1343.356849][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.356916][ T32] r5:00001000 r4:eb67d000 ** 2 printk messages dropped ** [ 1343.357049][ T32] r5:857ab38c r4:857ab000 ** 2 printk messages dropped ** [ 1343.357130][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1343.357507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1343.358165][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.358389][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1343.358608][ T32] r4:e04e5dc0 ** 5 printk messages dropped ** [ 1343.358840][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1343.359239][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1343.359507][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1343.359566][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.359594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.359626][ T32] r4:84faa640 [ 1343.359661][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.359689][ T32] INFO: task kworker/0:872:5427 blocked for more than 469 seconds. [ 1343.359716][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.359739][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.359759][ T32] task:kworker/0:872 state:D stack:0 pid:5427 tgid:5427 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.359801][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.359849][ T32] Call trace: [ 1343.359907][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1343.359953][ T32] r10:82918930 r9:eba01d84 r8:00000002 r7:60000113 r6:eba01d8c r5:8574a400 [ 1343.359976][ T32] r4:8574a400 [ 1343.359994][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1343.360032][ T32] r5:8574a400 r4:8291892c [ 1343.360050][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.360097][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.360164][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba01e08 [ 1343.360189][ T32] r4:00000000 [ 1343.360209][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1343.360289][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1343.393352][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.393443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84eec400 [ 1343.393489][ T32] r4:00000000 [ 1343.393514][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1343.393564][ T32] r9:83018005 r8:8574a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1343.393585][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.393672][ T32] r5:00001000 r4:eb8b7000 [ 1343.393718][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.393835][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.393987][ T32] r5:85796b8c r4:85796800 [ 1343.394117][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.394246][ T32] r7:dddced80 r6:83018000 r5:85796b8c r4:84eb8a00 [ 1343.394302][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.394403][ T32] r10:61c88647 r9:8574a400 r8:84eb8a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.394456][ T32] r4:84eb8a00 [ 1343.394500][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.394593][ T32] r10:00000000 r9:84eb8a00 r8:8027f5e8 r7:eb9fde60 r6:84eb8a80 r5:8574a400 [ 1343.394645][ T32] r4:00000001 [ 1343.394695][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.394778][ T32] Exception stack(0xeba01fb0 to 0xeba01ff8) [ 1343.394847][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.394920][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.394979][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.395042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.395104][ T32] r4:84eec200 [ 1343.395837][ T32] INFO: task kworker/0:872:5427 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1343.395943][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.396125][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.396231][ T32] Call trace: [ 1343.396327][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1343.396443][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1343.396499][ T32] r4:00000000 [ 1343.396545][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.396693][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1343.396764][ T32] 5d20: a5f74000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1343.396869][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1343.396939][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1343.397005][ T32] r5:800f0013 r4:80239bb0 [ 1343.397149][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.397255][ T32] r4:82ac11e4 [ 1343.397317][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.397407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1343.397457][ T32] r4:e04e5dc0 [ 1343.397501][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.397602][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 3 printk messages dropped ** [ 1343.398030][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1343.398699][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1343.399436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1343.399918][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1343.400311][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1343.413244][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1343.413413][ T32] r5:8579778c r4:85797400 ** 3 printk messages dropped ** [ 1343.413583][ T32] r10:61c88647 r9:8574b000 r8:84eb8b2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1343.413919][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.413960][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.414000][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.414031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.414073][ T32] r4:84eec3c0 [ 1343.414553][ T32] INFO: task kworker/0:873:5430 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1343.414589][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.414688][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.414741][ T32] Call trace: [ 1343.414808][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1343.414869][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1343.414916][ T32] r4:00000000 [ 1343.414938][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.415000][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1343.415052][ T32] 5d20: a5f74000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1343.415099][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1343.415151][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1343.415200][ T32] r5:800f0013 r4:80239bb0 [ 1343.415223][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.415265][ T32] r4:82ac11e4 [ 1343.415306][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.415374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1343.415408][ T32] r4:e04e5dc0 [ 1343.415439][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.415484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1343.415506][ T32] r4:00000000 [ 1343.415524][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1343.415605][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1343.415640][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.415696][ T32] r5:00001000 r4:dfecf000 [ 1343.415744][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.415786][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.415849][ T32] r5:84ea6f8c r4:84ea6c00 [ 1343.415893][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.415964][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1343.416005][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.416055][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.416078][ T32] r4:84fab400 [ 1343.416097][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.416140][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1343.416162][ T32] r4:00000001 [ 1343.416180][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.416213][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1343.416252][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.416308][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.416361][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.416418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.416482][ T32] r4:84faa640 [ 1343.416543][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.416599][ T32] INFO: task kworker/0:874:5431 blocked for more than 469 seconds. ** 3 printk messages dropped ** [ 1343.416935][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.417544][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1343.418220][ T32] r9:83018005 r8:8574bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 ** 1 printk messages dropped ** [ 1343.418346][ T32] r5:00001000 r4:eb8c9000 ** 3 printk messages dropped ** [ 1343.418643][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1343.419366][ T32] Exception stack(0xeb9e1fb0 to 0xeb9e1ff8) ** 6 printk messages dropped ** [ 1343.440116][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1343.441098][ T32] r4:82ac11e4 ** 8 printk messages dropped ** [ 1343.441807][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1343.442482][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1343.443261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1343.443839][ T32] Call trace: ** 5 printk messages dropped ** [ 1343.444375][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1343.444968][ T32] r9:83018005 r8:8572c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 ** 1 printk messages dropped ** [ 1343.445049][ T32] r5:00001000 r4:eb8d5000 ** 4 printk messages dropped ** [ 1343.445283][ T32] r7:dddced80 r6:83018000 r5:8579738c r4:84eb8d00 ** 5 printk messages dropped ** [ 1343.445536][ T32] r4:00000001 [ 1343.445578][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.445640][ T32] Exception stack(0xeba0dfb0 to 0xeba0dff8) [ 1343.445669][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.445699][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.445727][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.445796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.445824][ T32] r4:84eec4c0 [ 1343.446263][ T32] INFO: task kworker/0:875:5432 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1343.446309][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.446439][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.446495][ T32] Call trace: [ 1343.446545][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1343.446599][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1343.446658][ T32] r4:00000000 [ 1343.446701][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.446749][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1343.446777][ T32] 5d20: a618e000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1343.446816][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1343.446874][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1343.446924][ T32] r5:800f0013 r4:80239bb0 [ 1343.446952][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.447011][ T32] r4:82ac11e4 [ 1343.447033][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.447092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1343.447122][ T32] r4:e04e5dc0 [ 1343.447141][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.447182][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1343.447204][ T32] r4:00000000 [ 1343.447222][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1343.447327][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1343.447356][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.447437][ T32] r5:00001000 r4:dfecf000 [ 1343.447459][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.447519][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.447565][ T32] r5:84ea6f8c r4:84ea6c00 [ 1343.447597][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.447646][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1343.447666][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.447764][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.447789][ T32] r4:84fab400 [ 1343.447808][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.447852][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1343.447882][ T32] r4:00000001 [ 1343.447901][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.447955][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1343.447985][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.448028][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.448062][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.448090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.448112][ T32] r4:84faa640 [ 1343.448166][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.448195][ T32] INFO: task kworker/0:876:5436 blocked for more than 469 seconds. [ 1343.448222][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.448245][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.448266][ T32] task:kworker/0:876 state:D stack:0 pid:5436 tgid:5436 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.448327][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.448403][ T32] Call trace: [ 1343.448453][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1343.448520][ T32] r10:82918930 r9:eba29d84 r8:00000002 r7:60000113 r6:eba29d8c r5:8572d400 [ 1343.448545][ T32] r4:8572d400 [ 1343.448565][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1343.448604][ T32] r5:8572d400 r4:8291892c [ 1343.448642][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.448683][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.448778][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba29e08 [ 1343.448831][ T32] r4:00000000 [ 1343.448853][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1343.449180][ T32] r9:83018005 r8:8572d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 ** 1 printk messages dropped ** [ 1343.449280][ T32] r5:00001000 r4:eba1b000 ** 2 printk messages dropped ** [ 1343.449489][ T32] r5:85797b8c r4:85797800 [ 1343.449508][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.449581][ T32] r7:dddced80 r6:83018000 r5:85797b8c r4:84eb8d80 [ 1343.449604][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.449652][ T32] r10:61c88647 r9:8572d400 r8:84eb8dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.449674][ T32] r4:84eb8d80 [ 1343.449693][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.449736][ T32] r10:00000000 r9:84eb8d80 r8:8027f5e8 r7:eb9d1e60 r6:85703980 r5:8572d400 [ 1343.449788][ T32] r4:00000001 [ 1343.449814][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.449863][ T32] Exception stack(0xeba29fb0 to 0xeba29ff8) [ 1343.449892][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.449961][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.450024][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.450055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.450077][ T32] r4:84eec800 [ 1343.480998][ T32] INFO: task kworker/0:876:5436 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1343.481127][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.481221][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.481291][ T32] Call trace: [ 1343.481353][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1343.481433][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1343.481462][ T32] r4:00000000 [ 1343.481483][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.481571][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1343.481673][ T32] 5d20: a6913000 dfe5f000 00000001 80239b98 7f1e3000 00000001 ** 6 printk messages dropped ** [ 1343.482113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 12 printk messages dropped ** [ 1343.482647][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 2 printk messages dropped ** [ 1343.482770][ T32] r4:84fab400 ** 7 printk messages dropped ** [ 1343.483095][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1343.483532][ T32] Call trace: ** 5 printk messages dropped ** [ 1343.483773][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1343.484223][ T32] r9:83018005 r8:855f8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 ** 1 printk messages dropped ** [ 1343.484283][ T32] r5:00001000 r4:eba21000 ** 2 printk messages dropped ** [ 1343.484407][ T32] r5:85797f8c r4:85797c00 ** 3 printk messages dropped ** [ 1343.484787][ T32] r10:61c88647 r9:855f8c00 r8:84eb8e2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1343.485121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1343.485925][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.486125][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff ** 2 printk messages dropped ** [ 1343.486226][ T32] r4:82ac11e4 [ 1343.486249][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.486291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1343.486313][ T32] r4:e04e5dc0 [ 1343.486331][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.486384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1343.486409][ T32] r4:00000000 [ 1343.486443][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1343.486564][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1343.486642][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.486737][ T32] r5:00001000 r4:dfecf000 [ 1343.486783][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.486886][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.486984][ T32] r5:84ea6f8c r4:84ea6c00 [ 1343.487035][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.487142][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1343.487196][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.487304][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.487357][ T32] r4:84fab400 [ 1343.487403][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.487507][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1343.487561][ T32] r4:00000001 [ 1343.487635][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.487741][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1343.487813][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.487914][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.487987][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.488057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.488112][ T32] r4:84faa640 [ 1343.488184][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.488251][ T32] INFO: task kworker/0:878:5439 blocked for more than 469 seconds. [ 1343.488318][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.488428][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.488499][ T32] task:kworker/0:878 state:D stack:0 pid:5439 tgid:5439 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.488629][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.488736][ T32] Call trace: [ 1343.488769][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1343.488895][ T32] r10:82918930 r9:eba41d84 r8:00000002 r7:60000013 r6:eba41d8c r5:855f9800 [ 1343.488928][ T32] r4:855f9800 [ 1343.488988][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1343.489034][ T32] r5:855f9800 r4:8291892c [ 1343.489054][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.489095][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.489141][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba41e08 [ 1343.489190][ T32] r4:00000000 [ 1343.489230][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1343.489273][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1343.489310][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.489350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84eecc00 [ 1343.489371][ T32] r4:00000000 [ 1343.489413][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1343.489461][ T32] r9:83018005 r8:855f9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [ 1343.489482][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.489522][ T32] r5:00001000 r4:eba37000 [ 1343.489544][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.489583][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.489681][ T32] r5:857a038c r4:857a0000 [ 1343.489704][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.489799][ T32] r7:dddced80 r6:83018000 r5:857a038c r4:84eb8e80 [ 1343.489862][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.489926][ T32] r10:61c88647 r9:855f9800 r8:84eb8eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.489952][ T32] r4:84eb8e80 [ 1343.489971][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.490039][ T32] r10:00000000 r9:84eb8e80 r8:8027f5e8 r7:eba35e60 r6:85703a80 r5:855f9800 [ 1343.490065][ T32] r4:00000001 [ 1343.490136][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1343.516228][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1343.517373][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1343.518122][ T32] 5d20: a6b61000 dfe5f000 00000001 80239b98 7f1e3000 00000001 ** 9 printk messages dropped ** [ 1343.518641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 11 printk messages dropped ** [ 1343.519206][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1343.519481][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1343.519865][ T32] task:kworker/0:879 state:D stack:0 pid:5441 tgid:5441 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1343.526671][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba49e08 ** 3 printk messages dropped ** [ 1343.527063][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.527112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84df52c0 [ 1343.527143][ T32] r4:00000000 [ 1343.527165][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1343.527236][ T32] r9:83018005 r8:855fb000 r7:00000000 r6:83018000 r5:00001000 r4:7f0cd000 [ 1343.527263][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.527309][ T32] r5:00001000 r4:eba8f000 [ 1343.527400][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.527444][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.527510][ T32] r5:857a1b8c r4:857a1800 [ 1343.527572][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.527630][ T32] r7:dddced80 r6:83018000 r5:857a1b8c r4:84eb8f00 [ 1343.527681][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.527732][ T32] r10:61c88647 r9:855fb000 r8:84eb8f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.527755][ T32] r4:84eb8f00 [ 1343.527799][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.527868][ T32] r10:00000000 r9:84eb8f00 r8:8027f5e8 r7:eba41e60 r6:85703b00 r5:855fb000 [ 1343.527895][ T32] r4:00000001 [ 1343.527915][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.527961][ T32] Exception stack(0xeba49fb0 to 0xeba49ff8) [ 1343.527991][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.528033][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.528063][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.528139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.528165][ T32] r4:84eecc40 [ 1343.528665][ T32] INFO: task kworker/0:879:5441 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1343.528701][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.528848][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.528907][ T32] Call trace: [ 1343.528939][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1343.528988][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1343.529011][ T32] r4:00000000 [ 1343.529058][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.529106][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1343.529135][ T32] 5d20: a6b61000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1343.529164][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1343.529212][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1343.529239][ T32] r5:800f0013 r4:80239bb0 [ 1343.529287][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.529331][ T32] r4:82ac11e4 [ 1343.529350][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.529404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1343.529456][ T32] r4:e04e5dc0 [ 1343.529505][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.529623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1343.529650][ T32] r4:00000000 [ 1343.529670][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1343.529715][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1343.529783][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.529864][ T32] r5:00001000 r4:dfecf000 [ 1343.529888][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1343.530072][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 6 printk messages dropped ** [ 1343.546111][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1343.546825][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1343.547753][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1343.547923][ T32] r4:00000000 [ 1343.547982][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1343.548073][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1343.548183][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.548293][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84eecd40 [ 1343.548347][ T32] r4:00000000 [ 1343.548410][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1343.548532][ T32] r9:83018005 r8:855fbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 1343.548588][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.548692][ T32] r5:00001000 r4:eba3d000 [ 1343.548745][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.548839][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.548941][ T32] r5:857a078c r4:857a0400 [ 1343.548990][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.549106][ T32] r7:dddced80 r6:83018000 r5:857a078c r4:84eb8f80 [ 1343.549158][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.549266][ T32] r10:61c88647 r9:855fbc00 r8:84eb8fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.549319][ T32] r4:84eb8f80 [ 1343.549364][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.549461][ T32] r10:00000000 r9:84eb8f80 r8:8027f5e8 r7:eba49e60 r6:85703b80 r5:855fbc00 [ 1343.549517][ T32] r4:00000001 [ 1343.549562][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.549650][ T32] Exception stack(0xeba51fb0 to 0xeba51ff8) [ 1343.549720][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.549828][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.549938][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.550007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.550061][ T32] r4:84eecc40 [ 1343.565806][ T32] INFO: task kworker/0:880:5442 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1343.565999][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.566186][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.566304][ T32] Call trace: [ 1343.566367][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1343.566434][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 5 printk messages dropped ** [ 1343.566649][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1343.567027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 7 printk messages dropped ** [ 1343.567381][ T32] r5:84ea6f8c r4:84ea6c00 ** 3 printk messages dropped ** [ 1343.567521][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1343.567978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1343.568526][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) ** 10 printk messages dropped ** [ 1343.568962][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1343.569277][ T32] r5:00001000 r4:eba5b000 ** 3 printk messages dropped ** [ 1343.569399][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1343.569867][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.580117][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1343.581425][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1343.581814][ T32] r4:e04e5dc0 ** 6 printk messages dropped ** [ 1343.582196][ T32] r5:00001000 r4:dfecf000 ** 2 printk messages dropped ** [ 1343.582322][ T32] r5:84ea6f8c r4:84ea6c00 [ 1343.582347][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.582395][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1343.582416][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.582461][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.582531][ T32] r4:84fab400 [ 1343.582616][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.582675][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1343.582697][ T32] r4:00000001 [ 1343.582715][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.582762][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1343.582892][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.582927][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.582954][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.583031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.583063][ T32] r4:84faa640 [ 1343.583088][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.583140][ T32] INFO: task kworker/0:882:5446 blocked for more than 470 seconds. [ 1343.583176][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.583224][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.583249][ T32] task:kworker/0:882 state:D stack:0 pid:5446 tgid:5446 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.583326][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.583396][ T32] Call trace: [ 1343.583430][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1343.583478][ T32] r10:82918930 r9:eba6dd84 r8:00000002 r7:60000113 r6:eba6dd8c r5:855f8000 [ 1343.583500][ T32] r4:855f8000 [ 1343.583519][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1343.583609][ T32] r5:855f8000 r4:8291892c [ 1343.583646][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.583691][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.583737][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba6de08 [ 1343.583759][ T32] r4:00000000 [ 1343.583777][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1343.583838][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1343.583882][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.583925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d2d980 [ 1343.583947][ T32] r4:00000000 [ 1343.583976][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1343.584024][ T32] r9:83018005 r8:855f8000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [ 1343.584056][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.584170][ T32] r5:00001000 r4:eba61000 [ 1343.584217][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.584261][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.584328][ T32] r5:857a0f8c r4:857a0c00 [ 1343.584350][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.584395][ T32] r7:dddced80 r6:83018000 r5:857a0f8c r4:84c47080 [ 1343.584417][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.584462][ T32] r10:61c88647 r9:855f8000 r8:84c470ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.584508][ T32] r4:84c47080 [ 1343.584553][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.584689][ T32] r10:00000000 r9:84c47080 r8:8027f5e8 r7:eba49e60 r6:85703c80 r5:855f8000 [ 1343.584729][ T32] r4:00000001 [ 1343.584758][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.584792][ T32] Exception stack(0xeba6dfb0 to 0xeba6dff8) [ 1343.584818][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.584861][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.584899][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.584935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.584957][ T32] r4:84d2df80 [ 1343.585423][ T32] INFO: task kworker/0:882:5446 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1343.585459][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.585518][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.585564][ T32] Call trace: [ 1343.585595][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1343.585644][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1343.585690][ T32] r4:00000000 [ 1343.585750][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.585826][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1343.585863][ T32] 5d20: a6fac000 dfe5f000 00000001 80239b98 7f1e3000 00000001 ** 6 printk messages dropped ** [ 1343.586068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 10 printk messages dropped ** [ 1343.586736][ T32] r5:84ea6f8c r4:84ea6c00 ** 3 printk messages dropped ** [ 1343.587049][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1343.587355][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.587431][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1343.587508][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.587578][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.587643][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.587708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.587780][ T32] r4:84faa640 [ 1343.587844][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.587924][ T32] INFO: task kworker/0:883:5448 blocked for more than 470 seconds. [ 1343.587993][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.588047][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.588112][ T32] task:kworker/0:883 state:D stack:0 pid:5448 tgid:5448 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.588221][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.588308][ T32] Call trace: [ 1343.588403][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1343.588522][ T32] r10:82918930 r9:eba75d84 r8:00000002 r7:60000013 r6:eba75d8c r5:855fe000 [ 1343.588608][ T32] r4:855fe000 [ 1343.588663][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1343.588755][ T32] r5:855fe000 r4:8291892c [ 1343.588803][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.588900][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.589003][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba75e08 [ 1343.589081][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.589319][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1343.589853][ T32] r5:00001000 r4:eba77000 [ 1343.589925][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1343.590163][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1343.625372][ T32] Exception stack(0xeba75fb0 to 0xeba75ff8) ** 4 printk messages dropped ** [ 1343.625731][ T32] r4:84d2df80 ** 4 printk messages dropped ** [ 1343.627014][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1343.627827][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1343.628043][ T32] r4:e04e5dc0 ** 5 printk messages dropped ** [ 1343.628577][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1343.629398][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1343.629930][ T32] r4:84faa640 ** 3 printk messages dropped ** [ 1343.630142][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1343.655733][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1343.656511][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1343.656786][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1343.657117][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.657219][ T32] r10:61c88647 r9:855fd400 r8:84c471ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.657274][ T32] r4:84c47180 [ 1343.657342][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.657450][ T32] r10:00000000 r9:84c47180 r8:8027f5e8 r7:eba49e60 r6:85703d80 r5:855fd400 [ 1343.657506][ T32] r4:00000001 [ 1343.657572][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.657673][ T32] Exception stack(0xeba8dfb0 to 0xeba8dff8) [ 1343.657745][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.657867][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.657948][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.658013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.658121][ T32] r4:84df5280 [ 1343.658851][ T32] INFO: task kworker/0:884:5451 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1343.658926][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.659070][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.659154][ T32] Call trace: [ 1343.659191][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1343.659242][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1343.659264][ T32] r4:00000000 [ 1343.659282][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.659353][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1343.659387][ T32] 5d20: a78f2000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1343.659521][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1343.659622][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1343.659695][ T32] r5:800f0013 r4:80239bb0 [ 1343.659744][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.659840][ T32] r4:82ac11e4 [ 1343.659901][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.660018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1343.660087][ T32] r4:e04e5dc0 [ 1343.660137][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.660236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1343.666750][ T32] r4:00000000 [ 1343.666848][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1343.666959][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1343.666987][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.667036][ T32] r5:00001000 r4:dfecf000 [ 1343.667058][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.667110][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.667160][ T32] r5:84ea6f8c r4:84ea6c00 [ 1343.667210][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.667261][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1343.667307][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.667388][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.667469][ T32] r4:84fab400 [ 1343.667493][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.667540][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1343.667561][ T32] r4:00000001 [ 1343.667580][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.667617][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1343.667696][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.667781][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.667819][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.667847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.667906][ T32] r4:84faa640 [ 1343.667935][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.667967][ T32] INFO: task kworker/0:885:5453 blocked for more than 470 seconds. [ 1343.668004][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.668030][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.668052][ T32] task:kworker/0:885 state:D stack:0 pid:5453 tgid:5453 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.668155][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.668210][ T32] Call trace: [ 1343.668346][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1343.668420][ T32] r10:82918930 r9:eba9dd84 r8:00000002 r7:60000013 r6:eba9dd8c r5:85728c00 [ 1343.668449][ T32] r4:85728c00 [ 1343.668469][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1343.668697][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1343.668957][ T32] r5:00001000 r4:eba95000 [ 1343.668977][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1343.669149][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1343.669673][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.682088][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 8 printk messages dropped ** [ 1343.682805][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1343.683213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 9 printk messages dropped ** [ 1343.684080][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 6 printk messages dropped ** [ 1343.684731][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1343.685292][ T32] INFO: task kworker/0:886:5455 blocked for more than 470 seconds. ** 7 printk messages dropped ** [ 1343.686024][ T32] r4:855fa400 ** 3 printk messages dropped ** [ 1343.686290][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1343.687121][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.687220][ T32] r5:00001000 r4:eae2f000 ** 1 printk messages dropped ** [ 1343.687387][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.687490][ T32] r5:857a8b8c r4:857a8800 [ 1343.687541][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.687641][ T32] r7:dddced80 r6:83018000 r5:857a8b8c r4:84c47280 [ 1343.687708][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.687822][ T32] r10:61c88647 r9:855fa400 r8:84c472ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.687917][ T32] r4:84c47280 [ 1343.687982][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.688084][ T32] r10:00000000 r9:84c47280 r8:8027f5e8 r7:eba9de60 r6:85703e80 r5:855fa400 [ 1343.688145][ T32] r4:00000001 [ 1343.688195][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.688271][ T32] Exception stack(0xebaa9fb0 to 0xebaa9ff8) [ 1343.688331][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.688390][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.688450][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.688515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.688568][ T32] r4:84df53c0 [ 1343.689286][ T32] INFO: task kworker/0:886:5455 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1343.689365][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.689489][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.689638][ T32] Call trace: [ 1343.689750][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1343.689913][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1343.689966][ T32] r4:00000000 [ 1343.690010][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.690096][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1343.690160][ T32] 5d20: a798e000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1343.690246][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1343.721273][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1343.721377][ T32] r5:800f0013 r4:80239bb0 [ 1343.721431][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.721557][ T32] r4:82ac11e4 [ 1343.721632][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.721736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1343.721847][ T32] r4:e04e5dc0 [ 1343.721912][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.722008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1343.722058][ T32] r4:00000000 [ 1343.722103][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1343.722200][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1343.722250][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.722361][ T32] r5:00001000 r4:dfecf000 [ 1343.722415][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.722503][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.722609][ T32] r5:84ea6f8c r4:84ea6c00 [ 1343.722665][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.722766][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1343.722814][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.722919][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.722969][ T32] r4:84fab400 [ 1343.723014][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1343.723388][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.724199][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1343.724839][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1343.725491][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.725841][ T32] r5:00001000 r4:ebaab000 [ 1343.725896][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1343.726138][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1343.726845][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.728482][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 10 printk messages dropped ** [ 1343.729397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 10 printk messages dropped ** [ 1343.751674][ T32] r5:84ea6f8c r4:84ea6c00 ** 4 printk messages dropped ** [ 1343.752060][ T32] r4:84fab400 ** 4 printk messages dropped ** [ 1343.752426][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) ** 7 printk messages dropped ** [ 1343.752990][ T32] Not tainted 6.15.0-syzkaller #0 ** 4 printk messages dropped ** [ 1343.753438][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1343.754248][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1343.754928][ T32] r5:00001000 r4:ebab1000 ** 2 printk messages dropped ** [ 1343.755200][ T32] r5:857a278c r4:857a2400 ** 4 printk messages dropped ** [ 1343.755580][ T32] r4:84c47380 ** 5 printk messages dropped ** [ 1343.756120][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1343.756373][ T32] r4:84df5780 [ 1343.757164][ T32] INFO: task kworker/0:888:5458 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1343.757259][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.757420][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.757553][ T32] Call trace: [ 1343.757679][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1343.757843][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1343.757913][ T32] r4:00000000 [ 1343.757959][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.758053][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1343.758138][ T32] 5d20: a7d2d000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1343.758210][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1343.758267][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1343.758320][ T32] r5:800f0013 r4:80239bb0 [ 1343.758366][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.758452][ T32] r4:82ac11e4 [ 1343.758506][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.758599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1343.758658][ T32] r4:e04e5dc0 [ 1343.758703][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.758799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1343.758848][ T32] r4:00000000 [ 1343.758920][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1343.759074][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1343.759145][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.759240][ T32] r5:00001000 r4:dfecf000 [ 1343.759284][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.759365][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.759452][ T32] r5:84ea6f8c r4:84ea6c00 [ 1343.759497][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.759656][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1343.759731][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.759834][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.759891][ T32] r4:84fab400 [ 1343.759952][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.760054][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1343.760122][ T32] r4:00000001 [ 1343.760204][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.794025][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1343.794252][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.794321][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.794382][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.794453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.794506][ T32] r4:84faa640 [ 1343.794560][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.794624][ T32] INFO: task kworker/0:889:5460 blocked for more than 470 seconds. [ 1343.794699][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.794754][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.794919][ T32] task:kworker/0:889 state:D stack:0 pid:5460 tgid:5460 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.795117][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.795247][ T32] Call trace: [ 1343.795363][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1343.795473][ T32] r10:82918930 r9:ebad1d84 r8:00000002 r7:60000113 r6:ebad1d8c r5:85600c00 [ 1343.795525][ T32] r4:85600c00 [ 1343.795570][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1343.795669][ T32] r5:85600c00 r4:8291892c [ 1343.795740][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.795847][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.795966][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebad1e08 [ 1343.796015][ T32] r4:00000000 [ 1343.796087][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1343.796175][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1343.796264][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.796355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84df5740 [ 1343.796411][ T32] r4:00000000 [ 1343.796454][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1343.796544][ T32] r9:83018005 r8:85600c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1343.796591][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.796691][ T32] r5:00001000 r4:ebac7000 [ 1343.796740][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.796831][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.796966][ T32] r5:857a2b8c r4:857a2800 [ 1343.797042][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.797146][ T32] r7:dddced80 r6:83018000 r5:857a2b8c r4:84c47400 [ 1343.797229][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.797363][ T32] r10:61c88647 r9:85600c00 r8:84c4742c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.797430][ T32] r4:84c47400 [ 1343.797509][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.797629][ T32] r10:00000000 r9:84c47400 r8:8027f5e8 r7:ebaa9e60 r6:84dba000 r5:85600c00 [ 1343.797685][ T32] r4:00000001 [ 1343.797736][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.797921][ T32] Exception stack(0xebad1fb0 to 0xebad1ff8) [ 1343.798005][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.798098][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.798169][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.798236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.798285][ T32] r4:84df5800 [ 1343.799065][ T32] INFO: task kworker/0:889:5460 is blocked on a mutex likely owned by task kworker/0:188:3724. ** 1 printk messages dropped ** [ 1343.799281][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1343.800129][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1343.813019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 11 printk messages dropped ** [ 1343.814011][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1343.814780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1343.815606][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1343.816453][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1343.816637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84df5840 [ 1343.816691][ T32] r4:00000000 [ 1343.816753][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1343.816853][ T32] r9:83018005 r8:85602400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1343.816913][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.817010][ T32] r5:00001000 r4:ebacd000 [ 1343.817085][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.817191][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.817299][ T32] r5:857a2f8c r4:857a2c00 [ 1343.817365][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.817468][ T32] r7:dddced80 r6:83018000 r5:857a2f8c r4:84c47480 [ 1343.817517][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.817615][ T32] r10:61c88647 r9:85602400 r8:84c474ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.817670][ T32] r4:84c47480 [ 1343.817713][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.817928][ T32] r10:00000000 r9:84c47480 r8:8027f5e8 r7:ebaa9e60 r6:84dba080 r5:85602400 [ 1343.818002][ T32] r4:00000001 [ 1343.818051][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.818145][ T32] Exception stack(0xebaddfb0 to 0xebaddff8) [ 1343.818227][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.818310][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.818374][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.818442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.818508][ T32] r4:84df5a40 [ 1343.819337][ T32] INFO: task kworker/0:890:5462 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1343.819424][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.819581][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.819708][ T32] Call trace: [ 1343.819779][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1343.819892][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1343.819946][ T32] r4:00000000 [ 1343.819989][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.820087][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1343.820157][ T32] 5d20: a807c000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1343.820229][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1343.820353][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1343.851513][ T32] r5:800f0013 r4:80239bb0 [ 1343.851615][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.851768][ T32] r4:82ac11e4 [ 1343.851841][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.851958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1343.852013][ T32] r4:e04e5dc0 [ 1343.852063][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.852159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1343.852243][ T32] r4:00000000 [ 1343.852311][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1343.852415][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1343.852467][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.852589][ T32] r5:00001000 r4:dfecf000 [ 1343.852661][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1343.852852][ T32] r5:84ea6f8c r4:84ea6c00 ** 3 printk messages dropped ** [ 1343.853221][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1343.854175][ T32] r4:84faa640 ** 3 printk messages dropped ** [ 1343.854423][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1343.855298][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1343.856138][ T32] r9:83018005 r8:85603000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d9000 ** 1 printk messages dropped ** [ 1343.856316][ T32] r5:00001000 r4:ebae3000 ** 4 printk messages dropped ** [ 1343.856797][ T32] r7:dddced80 r6:83018000 r5:857a338c r4:84c47500 ** 8 printk messages dropped ** [ 1343.857532][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.858913][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.859054][ T32] Call trace: [ 1343.859149][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1343.859270][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1343.859359][ T32] r4:00000000 [ 1343.859441][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.859564][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1343.859659][ T32] 5d20: a8767000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1343.859733][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1343.859816][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1343.859912][ T32] r5:800f0013 r4:80239bb0 [ 1343.859987][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.860089][ T32] r4:82ac11e4 [ 1343.860169][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.881540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1343.881746][ T32] r4:e04e5dc0 [ 1343.881842][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.882016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1343.882089][ T32] r4:00000000 [ 1343.882142][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1343.882261][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1343.882315][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.882415][ T32] r5:00001000 r4:dfecf000 [ 1343.882465][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.882553][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.882647][ T32] r5:84ea6f8c r4:84ea6c00 [ 1343.882699][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.882803][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1343.882854][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.882966][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.883020][ T32] r4:84fab400 [ 1343.883085][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.883194][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1343.883246][ T32] r4:00000001 [ 1343.883293][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.883400][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1343.883492][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.883587][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.883656][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1343.883938][ T32] INFO: task kworker/0:892:5466 blocked for more than 470 seconds. ** 7 printk messages dropped ** [ 1343.884710][ T32] r4:85603c00 [ 1343.884778][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1343.884889][ T32] r5:85603c00 r4:8291892c [ 1343.884940][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.885042][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.885163][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaf9e08 [ 1343.885239][ T32] r4:00000000 [ 1343.885301][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1343.885386][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1343.885485][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.885584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84df5b80 [ 1343.885724][ T32] r4:00000000 [ 1343.885827][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1343.885938][ T32] r9:83018005 r8:85603c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0db000 [ 1343.885991][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.886081][ T32] r5:00001000 r4:ebae9000 [ 1343.886129][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.886231][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.886329][ T32] r5:857a378c r4:857a3400 [ 1343.886380][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.886473][ T32] r7:dddced80 r6:83018000 r5:857a378c r4:84c47580 [ 1343.886523][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1343.886938][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.887285][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.888570][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 8 printk messages dropped ** [ 1343.889206][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1343.889607][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.889875][ T32] r5:84ea6f8c r4:84ea6c00 ** 3 printk messages dropped ** [ 1343.890085][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1343.913211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1343.913580][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1343.914048][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1343.914087][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.914151][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84df5c40 [ 1343.914179][ T32] r4:00000000 [ 1343.914223][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1343.914330][ T32] r9:83018005 r8:85604800 r7:00000000 r6:83018000 r5:00001000 r4:7f0dd000 [ 1343.914366][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.914437][ T32] r5:00001000 r4:ebaff000 [ 1343.914461][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.914503][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.914559][ T32] r5:857a3b8c r4:857a3800 [ 1343.914622][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.914740][ T32] r7:dddced80 r6:83018000 r5:857a3b8c r4:84c47600 [ 1343.914812][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.914935][ T32] r10:61c88647 r9:85604800 r8:84c4762c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.914995][ T32] r4:84c47600 [ 1343.915065][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.915203][ T32] r10:00000000 r9:84c47600 r8:8027f5e8 r7:ebaa9e60 r6:84dba200 r5:85604800 [ 1343.915275][ T32] r4:00000001 [ 1343.915349][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.915443][ T32] Exception stack(0xebb09fb0 to 0xebb09ff8) [ 1343.915530][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.915616][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.915714][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.915786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.915841][ T32] r4:84df5b00 [ 1343.916625][ T32] INFO: task kworker/0:893:5468 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1343.916752][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.916907][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.917010][ T32] Call trace: [ 1343.917110][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1343.917218][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1343.917274][ T32] r4:00000000 [ 1343.917321][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.917410][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1343.917498][ T32] 5d20: a8bc9000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1343.917543][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1343.917569][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1343.917593][ T32] r5:800f0013 r4:80239bb0 [ 1343.917619][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.917715][ T32] r4:82ac11e4 [ 1343.917740][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.917868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1343.917905][ T32] r4:e04e5dc0 [ 1343.917925][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.917970][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1343.918040][ T32] r4:00000000 [ 1343.918062][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1343.918132][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1343.918157][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.918215][ T32] r5:00001000 r4:dfecf000 [ 1343.918309][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.918396][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.918590][ T32] r5:84ea6f8c r4:84ea6c00 [ 1343.918683][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.918769][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1343.918794][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.918842][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.918870][ T32] r4:84fab400 [ 1343.918889][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.918933][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1343.918954][ T32] r4:00000001 [ 1343.918987][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.919025][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1343.919052][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.919101][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.919154][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.919185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.919208][ T32] r4:84faa640 [ 1343.919228][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.919256][ T32] INFO: task kworker/0:894:5470 blocked for more than 470 seconds. ** 4 printk messages dropped ** [ 1343.919569][ T32] Call trace: ** 5 printk messages dropped ** [ 1343.919896][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1343.920217][ T32] r9:83018005 r8:8574c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0df000 ** 1 printk messages dropped ** [ 1343.939337][ T32] r5:00001000 r4:ebb05000 [ 1343.939436][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.939572][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.939672][ T32] r5:857a3f8c r4:857a3c00 [ 1343.939724][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.939827][ T32] r7:dddced80 r6:83018000 r5:857a3f8c r4:84c47680 [ 1343.939853][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.939915][ T32] r10:61c88647 r9:8574c800 r8:84c476ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.939941][ T32] r4:84c47680 [ 1343.939986][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.940060][ T32] r10:00000000 r9:84c47680 r8:8027f5e8 r7:ebaa9e60 r6:84c47700 r5:8574c800 [ 1343.940111][ T32] r4:00000001 [ 1343.940134][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.940173][ T32] Exception stack(0xeba09fb0 to 0xeba09ff8) [ 1343.940203][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.940230][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.940314][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.940832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.940872][ T32] r4:84df5c80 ** 2 printk messages dropped ** [ 1343.941523][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1343.941928][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1343.942361][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 9 printk messages dropped ** [ 1343.943026][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 6 printk messages dropped ** [ 1343.943318][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1343.943735][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1343.944263][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1343.944906][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.944948][ T32] r5:00001000 r4:e0476000 ** 2 printk messages dropped ** [ 1343.945215][ T32] r5:857a838c r4:857a8000 ** 4 printk messages dropped ** [ 1343.945586][ T32] r4:84c47780 ** 7 printk messages dropped ** [ 1343.946273][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1343.947439][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1343.948438][ T32] r4:e04e5dc0 ** 6 printk messages dropped ** [ 1343.948909][ T32] r5:00001000 r4:dfecf000 ** 2 printk messages dropped ** [ 1343.949088][ T32] r5:84ea6f8c r4:84ea6c00 [ 1343.949107][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.949154][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1343.949197][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.949262][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.949370][ T32] r4:84fab400 [ 1343.949429][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.949530][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1343.949602][ T32] r4:00000001 [ 1343.949668][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.949821][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1343.949913][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.949984][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.950053][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.950140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.950215][ T32] r4:84faa640 [ 1343.980901][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.981054][ T32] INFO: task kworker/0:896:5474 blocked for more than 470 seconds. [ 1343.981096][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.981123][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.981174][ T32] task:kworker/0:896 state:D stack:0 pid:5474 tgid:5474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.981281][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.981346][ T32] Call trace: [ 1343.981430][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1343.981488][ T32] r10:82918930 r9:ebb15d84 r8:00000002 r7:60000113 r6:ebb15d8c r5:8574ec00 [ 1343.981536][ T32] r4:8574ec00 [ 1343.981591][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1343.981649][ T32] r5:8574ec00 r4:8291892c [ 1343.981695][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.981740][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.981837][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb15e08 [ 1343.981866][ T32] r4:00000000 [ 1343.981886][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1343.981924][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1343.981963][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.982005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c2140 [ 1343.982027][ T32] r4:00000000 [ 1343.982048][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1343.982096][ T32] r9:83018005 r8:8574ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1343.982118][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.982159][ T32] r5:00001000 r4:eab07000 [ 1343.982204][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.982273][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.982320][ T32] r5:857a878c r4:857a8400 [ 1343.982364][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.982461][ T32] r7:dddced80 r6:83018000 r5:857a878c r4:84c47880 [ 1343.982485][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.982532][ T32] r10:61c88647 r9:8574ec00 r8:84c478ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.982553][ T32] r4:84c47880 [ 1343.982572][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.982620][ T32] r10:00000000 r9:84c47880 r8:8027f5e8 r7:ebaa9e60 r6:84c47900 r5:8574ec00 [ 1343.982693][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1343.982816][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.983661][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1343.984086][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1343.984457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 11 printk messages dropped ** [ 1343.985276][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1343.985806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1343.986433][ T32] Call trace: ** 6 printk messages dropped ** [ 1343.986845][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1343.987311][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1343.987649][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1343.987957][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1343.988223][ T32] r4:857c2100 ** 4 printk messages dropped ** [ 1343.988819][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1343.989347][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1343.989517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1343.989619][ T32] r4:00000000 [ 1343.989689][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1343.989748][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1343.989850][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.989910][ T32] r5:00001000 r4:dfecf000 [ 1343.989930][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.990043][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.990130][ T32] r5:84ea6f8c r4:84ea6c00 [ 1343.990160][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.990206][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1343.990226][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.990272][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.010790][ T32] r4:84fab400 [ 1344.010901][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.011007][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1344.011043][ T32] r4:00000001 [ 1344.011190][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.011290][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1344.011406][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.011465][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.011496][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.011526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.011548][ T32] r4:84faa640 [ 1344.011572][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.011613][ T32] INFO: task kworker/0:898:5479 blocked for more than 470 seconds. [ 1344.011695][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.011824][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.011850][ T32] task:kworker/0:898 state:D stack:0 pid:5479 tgid:5479 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.011965][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.012026][ T32] Call trace: [ 1344.012058][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1344.012128][ T32] r10:82918930 r9:ebb19d84 r8:00000002 r7:60000013 r6:ebb19d8c r5:85748c00 [ 1344.012154][ T32] r4:85748c00 [ 1344.012173][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1344.012213][ T32] r5:85748c00 r4:8291892c [ 1344.012231][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.012270][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.012363][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb19e08 [ 1344.012389][ T32] r4:00000000 [ 1344.012411][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1344.012449][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1344.012487][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.012527][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c2480 [ 1344.012599][ T32] r4:00000000 [ 1344.012622][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.012671][ T32] r9:83018005 r8:85748c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1344.012716][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.012789][ T32] r5:00001000 r4:eb131000 [ 1344.012918][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.013006][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.013051][ T32] r5:857a8f8c r4:857a8c00 [ 1344.013074][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.013121][ T32] r7:dddced80 r6:83018000 r5:857a8f8c r4:84c47a80 [ 1344.013143][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.013241][ T32] r10:61c88647 r9:85748c00 r8:84c47aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.013293][ T32] r4:84c47a80 [ 1344.013322][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.013367][ T32] r10:00000000 r9:84c47a80 r8:8027f5e8 r7:eba11e60 r6:84c47b00 r5:85748c00 [ 1344.013413][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1344.013648][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1344.014550][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1344.015188][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1344.015689][ T32] r4:e04e5dc0 ** 8 printk messages dropped ** [ 1344.016263][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1344.016762][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) ** 7 printk messages dropped ** [ 1344.017229][ T32] Not tainted 6.15.0-syzkaller #0 ** 7 printk messages dropped ** [ 1344.017648][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1344.018128][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1344.018421][ T32] r5:00001000 r4:eb323000 [ 1344.018546][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.018598][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.018684][ T32] r5:857a978c r4:857a9400 [ 1344.018707][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.018752][ T32] r7:dddced80 r6:83018000 r5:857a978c r4:84c47b80 [ 1344.018773][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.018817][ T32] r10:61c88647 r9:84719800 r8:84c47bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.018889][ T32] r4:84c47b80 [ 1344.018928][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.019005][ T32] r10:00000000 r9:84c47b80 r8:8027f5e8 r7:eba11e60 r6:84c47c00 r5:84719800 [ 1344.019031][ T32] r4:00000001 [ 1344.019051][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.019090][ T32] Exception stack(0xebb21fb0 to 0xebb21ff8) [ 1344.019146][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.019247][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.019278][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.019379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.019435][ T32] r4:857c2580 [ 1344.019722][ T32] INFO: task kworker/0:899:5481 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1344.019757][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.019817][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.019870][ T32] Call trace: [ 1344.019946][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1344.020125][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1344.020158][ T32] r4:00000000 [ 1344.020183][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.020250][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1344.047872][ T32] 5d20: a992c000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1344.048022][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1344.048169][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1344.048207][ T32] r5:800f0013 r4:80239bb0 [ 1344.048283][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.048389][ T32] r4:82ac11e4 [ 1344.048438][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.048487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1344.048510][ T32] r4:e04e5dc0 [ 1344.048649][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.048700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1344.048725][ T32] r4:00000000 [ 1344.048745][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.048816][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1344.048884][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.048953][ T32] r5:00001000 r4:dfecf000 [ 1344.049026][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.049070][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.049132][ T32] r5:84ea6f8c r4:84ea6c00 [ 1344.049181][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.049232][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1344.049279][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.049385][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.049467][ T32] r4:84fab400 [ 1344.049497][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1344.049801][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1344.050150][ T32] task:kworker/0:900 state:D stack:0 pid:5483 tgid:5483 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1344.063890][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1344.064292][ T32] r5:00001000 r4:eb36d000 ** 2 printk messages dropped ** [ 1344.064455][ T32] r5:857a9b8c r4:857a9800 ** 4 printk messages dropped ** [ 1344.064893][ T32] r4:84c47c80 ** 5 printk messages dropped ** [ 1344.065258][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.066479][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 7 printk messages dropped ** [ 1344.066872][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.066936][ T32] r4:82ac11e4 [ 1344.066961][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.067005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1344.067047][ T32] r4:e04e5dc0 [ 1344.067075][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.067162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1344.067214][ T32] r4:00000000 [ 1344.067267][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.067337][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1344.067377][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.067422][ T32] r5:00001000 r4:dfecf000 [ 1344.067442][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.067480][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.067557][ T32] r5:84ea6f8c r4:84ea6c00 [ 1344.067603][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.067704][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1344.067734][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.067914][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.067979][ T32] r4:84fab400 [ 1344.068002][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.068050][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1344.068100][ T32] r4:00000001 [ 1344.068122][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.068157][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1344.068183][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.068210][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.068235][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.068263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.068284][ T32] r4:84faa640 [ 1344.068303][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.068357][ T32] INFO: task kworker/0:901:5485 blocked for more than 470 seconds. [ 1344.068418][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.068540][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.068565][ T32] task:kworker/0:901 state:D stack:0 pid:5485 tgid:5485 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.068685][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.068726][ T32] Call trace: [ 1344.068756][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1344.068825][ T32] r10:82918930 r9:ebb25d84 r8:00000002 r7:60000013 r6:ebb25d8c r5:84e50000 [ 1344.068851][ T32] r4:84e50000 [ 1344.068879][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1344.068995][ T32] r5:84e50000 r4:8291892c [ 1344.069076][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.069229][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.069280][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb25e08 [ 1344.069352][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1344.069414][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1344.069833][ T32] r5:00001000 r4:eb3a1000 [ 1344.069868][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1344.070078][ T32] r7:dddced80 r6:83018000 r5:857a9f8c r4:84c47d80 ** 7 printk messages dropped ** [ 1344.094292][ T32] Exception stack(0xebb25fb0 to 0xebb25ff8) ** 6 printk messages dropped ** [ 1344.095027][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1344.096176][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 13 printk messages dropped ** [ 1344.096895][ T32] r5:84ea6f8c r4:84ea6c00 ** 3 printk messages dropped ** [ 1344.097105][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1344.097600][ T32] r4:84faa640 ** 4 printk messages dropped ** [ 1344.097900][ T32] task:kworker/0:902 state:D stack:0 pid:5487 tgid:5487 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1344.098661][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1344.098952][ T32] r5:00001000 r4:eb4e1000 ** 4 printk messages dropped ** [ 1344.099196][ T32] r7:dddced80 r6:83018000 r5:857aa38c r4:84c47e80 ** 3 printk messages dropped ** [ 1344.099349][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.099394][ T32] r10:00000000 r9:84c47e80 r8:8027f5e8 r7:ebb25e60 r6:84c47f00 r5:84e50c00 [ 1344.099418][ T32] r4:00000001 [ 1344.099437][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.099473][ T32] Exception stack(0xebb2dfb0 to 0xebb2dff8) [ 1344.099511][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.099591][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.099686][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.099718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.099741][ T32] r4:857c29c0 [ 1344.100037][ T32] INFO: task kworker/0:902:5487 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1344.100074][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.100156][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.100202][ T32] Call trace: [ 1344.100231][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1344.100279][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1344.112174][ T32] r4:00000000 [ 1344.112417][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.112499][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1344.112535][ T32] 5d20: aa23d000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1344.112565][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1344.112589][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1344.112620][ T32] r5:800f0013 r4:80239bb0 [ 1344.112741][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.112796][ T32] r4:82ac11e4 [ 1344.112828][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.112880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1344.112904][ T32] r4:e04e5dc0 [ 1344.113146][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.113222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1344.113273][ T32] r4:00000000 [ 1344.113298][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.113594][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1344.113756][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.113861][ T32] r5:00001000 r4:dfecf000 [ 1344.113911][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.114030][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.114081][ T32] r5:84ea6f8c r4:84ea6c00 [ 1344.114104][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1344.114392][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1344.114901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1344.115163][ T32] Call trace: [ 1344.115269][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1344.115369][ T32] r10:82918930 r9:ebb31d84 r8:00000002 r7:60000013 r6:ebb31d8c r5:84e51800 [ 1344.115396][ T32] r4:84e51800 [ 1344.115466][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1344.115545][ T32] r5:84e51800 r4:8291892c [ 1344.115569][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.115663][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.115721][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb31e08 [ 1344.115743][ T32] r4:00000000 [ 1344.115761][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1344.115801][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1344.115838][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.115885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84df5f80 [ 1344.115908][ T32] r4:00000000 [ 1344.115926][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.115986][ T32] r9:83018005 r8:84e51800 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1344.116011][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.116053][ T32] r5:00001000 r4:eb521000 [ 1344.116072][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.116110][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.116151][ T32] r5:857aab8c r4:857aa800 [ 1344.116193][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.116282][ T32] r7:dddced80 r6:83018000 r5:857aab8c r4:84c47f80 [ 1344.116303][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.116349][ T32] r10:61c88647 r9:84e51800 r8:84c47fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.116372][ T32] r4:84c47f80 [ 1344.116391][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.116435][ T32] r10:00000000 r9:84c47f80 r8:8027f5e8 r7:ebb2de60 r6:857d3000 r5:84e51800 [ 1344.116478][ T32] r4:00000001 [ 1344.116500][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.116535][ T32] Exception stack(0xebb31fb0 to 0xebb31ff8) [ 1344.116572][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.116603][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.116641][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.116669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.116715][ T32] r4:857c2d80 [ 1344.117168][ T32] INFO: task kworker/0:903:5489 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1344.117206][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1344.117419][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1344.117942][ T32] r4:e04e5dc0 ** 5 printk messages dropped ** [ 1344.118352][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1344.118770][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1344.119280][ T32] INFO: task kworker/0:904:5490 blocked for more than 470 seconds. ** 2 printk messages dropped ** [ 1344.119413][ T32] task:kworker/0:904 state:D stack:0 pid:5490 tgid:5490 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.119464][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.119531][ T32] Call trace: [ 1344.119606][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1344.119660][ T32] r10:82918930 r9:ebb29d84 r8:00000002 r7:60000113 r6:ebb29d8c r5:84e52400 [ 1344.119757][ T32] r4:84e52400 [ 1344.119781][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1344.119822][ T32] r5:84e52400 r4:8291892c [ 1344.119842][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.119904][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.119978][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb29e08 [ 1344.120028][ T32] r4:00000000 [ 1344.120093][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1344.120161][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1344.120222][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.120326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c2cc0 [ 1344.138795][ T32] r4:00000000 [ 1344.138893][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.139024][ T32] r9:83018005 r8:84e52400 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1344.139096][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.139174][ T32] r5:00001000 r4:eb4ff000 [ 1344.139269][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.139314][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1344.139483][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1344.140009][ T32] r4:857c2e80 ** 4 printk messages dropped ** [ 1344.151480][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1344.152182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 10 printk messages dropped ** [ 1344.152715][ T32] r5:84ea6f8c r4:84ea6c00 ** 4 printk messages dropped ** [ 1344.152886][ T32] r4:84fab400 ** 5 printk messages dropped ** [ 1344.153078][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1344.153704][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1344.154130][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1344.154459][ T32] r5:00001000 r4:eb6c3000 ** 2 printk messages dropped ** [ 1344.154576][ T32] r5:857abb8c r4:857ab800 ** 4 printk messages dropped ** [ 1344.154737][ T32] r4:857d3180 ** 5 printk messages dropped ** [ 1344.155062][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1344.155197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.155245][ T32] r4:857c2f40 [ 1344.155711][ T32] INFO: task kworker/0:905:5493 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1344.155753][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.155841][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.155921][ T32] Call trace: [ 1344.155951][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1344.156000][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1344.156023][ T32] r4:00000000 [ 1344.156046][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.156086][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1344.156115][ T32] 5d20: aa8ed000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1344.156144][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1344.156170][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1344.156219][ T32] r5:800f0013 r4:80239bb0 [ 1344.156262][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.156305][ T32] r4:82ac11e4 [ 1344.156325][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.156367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1344.156412][ T32] r4:e04e5dc0 [ 1344.156435][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.156477][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1344.156499][ T32] r4:00000000 [ 1344.156517][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.156561][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1344.156600][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.156645][ T32] r5:00001000 r4:dfecf000 [ 1344.156663][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.156726][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.156807][ T32] r5:84ea6f8c r4:84ea6c00 [ 1344.156965][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.157039][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1344.157063][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.157109][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.157133][ T32] r4:84fab400 [ 1344.157151][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.157196][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1344.157218][ T32] r4:00000001 [ 1344.157263][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.157329][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1344.157382][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.157431][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.157499][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.157576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.157612][ T32] r4:84faa640 [ 1344.157637][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.157665][ T32] INFO: task kworker/0:906:5494 blocked for more than 470 seconds. [ 1344.157742][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.157818][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.157846][ T32] task:kworker/0:906 state:D stack:0 pid:5494 tgid:5494 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.157902][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.157945][ T32] Call trace: [ 1344.158026][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1344.158430][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb3de08 ** 8 printk messages dropped ** [ 1344.159139][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.159192][ T32] r5:00001000 r4:eb53f000 [ 1344.159214][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1344.159769][ T32] r10:61c88647 r9:84e54800 r8:857d32ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1344.160050][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.182103][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 11 printk messages dropped ** [ 1344.182593][ T32] r4:e04e5dc0 ** 5 printk messages dropped ** [ 1344.182880][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1344.183296][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.183319][ T32] r4:84fab400 [ 1344.183361][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.183410][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1344.183457][ T32] r4:00000001 [ 1344.183480][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.183516][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1344.183565][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.183595][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.183621][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.183671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.183698][ T32] r4:84faa640 [ 1344.183722][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.183752][ T32] INFO: task kworker/0:907:5497 blocked for more than 470 seconds. [ 1344.183783][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.183833][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.183862][ T32] task:kworker/0:907 state:D stack:0 pid:5497 tgid:5497 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.183946][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.184043][ T32] Call trace: [ 1344.184275][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1344.184325][ T32] r10:82918930 r9:ebb45d84 r8:00000002 r7:60000113 r6:ebb45d8c r5:84e55400 [ 1344.184347][ T32] r4:84e55400 [ 1344.184368][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1344.184409][ T32] r5:84e55400 r4:8291892c [ 1344.184453][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.184498][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.184585][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb45e08 [ 1344.184611][ T32] r4:00000000 [ 1344.184673][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1344.184714][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1344.184750][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.184814][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d7680 [ 1344.184913][ T32] r4:00000000 [ 1344.184938][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.184986][ T32] r9:83018005 r8:84e55400 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1344.185008][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.185065][ T32] r5:00001000 r4:eb6af000 [ 1344.185088][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.185149][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.185194][ T32] r5:857ab78c r4:857ab400 [ 1344.185214][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.185258][ T32] r7:dddced80 r6:83018000 r5:857ab78c r4:857d3380 [ 1344.185278][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.185322][ T32] r10:61c88647 r9:84e55400 r8:857d33ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.185345][ T32] r4:857d3380 [ 1344.185364][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.185468][ T32] r10:00000000 r9:857d3380 r8:8027f5e8 r7:ebb39e60 r6:857d3400 r5:84e55400 [ 1344.185495][ T32] r4:00000001 [ 1344.185514][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1344.185855][ T32] r4:857d74c0 ** 2 printk messages dropped ** [ 1344.186291][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.186726][ T32] 5d20: aad37000 dfe5f000 00000001 80239b98 7f1e3000 00000001 ** 9 printk messages dropped ** [ 1344.187173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 11 printk messages dropped ** [ 1344.187636][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1344.187979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1344.188396][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) ** 10 printk messages dropped ** [ 1344.189070][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1344.189367][ T32] r5:00001000 r4:ebb91000 ** 4 printk messages dropped ** [ 1344.189599][ T32] r7:ddde2d80 r6:83018200 r5:855a778c r4:84dba280 ** 8 printk messages dropped ** [ 1344.190048][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.220811][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 8 printk messages dropped ** [ 1344.221183][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1344.221416][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1344.221928][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1344.221949][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.221998][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.222036][ T32] r4:84fab400 [ 1344.222096][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.222147][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1344.222170][ T32] r4:00000001 [ 1344.222189][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.222224][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1344.222252][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.222281][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.222332][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.222366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.222415][ T32] r4:84faa640 [ 1344.222442][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.222475][ T32] INFO: task kworker/0:908:5502 blocked for more than 470 seconds. [ 1344.222530][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.222571][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.222622][ T32] task:kworker/0:908 state:D stack:0 pid:5502 tgid:5502 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.222681][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.222747][ T32] Call trace: [ 1344.222911][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1344.222963][ T32] r10:82918930 r9:ebb49d84 r8:00000002 r7:60000113 r6:ebb49d8c r5:847d0000 [ 1344.222988][ T32] r4:847d0000 [ 1344.223009][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1344.223061][ T32] r5:847d0000 r4:8291892c [ 1344.223108][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.223153][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.223227][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb49e08 [ 1344.223253][ T32] r4:00000000 [ 1344.223274][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1344.223312][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1344.223398][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.223565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d79c0 [ 1344.223594][ T32] r4:00000000 [ 1344.223615][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.223660][ T32] r9:83018005 r8:847d0000 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1344.223682][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.223723][ T32] r5:00001000 r4:eb6fd000 [ 1344.223744][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.223783][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.223878][ T32] r5:857abf8c r4:857abc00 [ 1344.223928][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.224031][ T32] r7:dddced80 r6:83018000 r5:857abf8c r4:857d3500 [ 1344.224061][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.224120][ T32] r10:61c88647 r9:847d0000 r8:857d352c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.224144][ T32] r4:857d3500 [ 1344.224178][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.224227][ T32] r10:00000000 r9:857d3500 r8:8027f5e8 r7:ebb39e60 r6:857d3580 r5:847d0000 [ 1344.224250][ T32] r4:00000001 [ 1344.224369][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.224409][ T32] Exception stack(0xebb49fb0 to 0xebb49ff8) [ 1344.224465][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.224557][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.224637][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.224721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.224750][ T32] r4:857d7800 [ 1344.225228][ T32] INFO: task kworker/0:908:5502 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1344.225277][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1344.225840][ T32] 5d20: ab175000 dfe5f000 00000001 80239b98 7f1e3000 00000001 ** 12 printk messages dropped ** [ 1344.226602][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 8 printk messages dropped ** [ 1344.227076][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1344.227700][ T32] r4:84faa640 ** 5 printk messages dropped ** [ 1344.228026][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.228372][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1344.228979][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.229073][ T32] r5:00001000 r4:eb70d000 [ 1344.229121][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.229237][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.229284][ T32] r5:857b438c r4:857b4000 [ 1344.229330][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.229403][ T32] r7:dddced80 r6:83018000 r5:857b438c r4:857d3600 [ 1344.229479][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.229582][ T32] r10:61c88647 r9:847d1800 r8:857d362c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.229615][ T32] r4:857d3600 [ 1344.229638][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.229706][ T32] r10:00000000 r9:857d3600 r8:8027f5e8 r7:ebb49e60 r6:857d3680 r5:847d1800 [ 1344.229758][ T32] r4:00000001 [ 1344.229906][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.229965][ T32] Exception stack(0xebb55fb0 to 0xebb55ff8) [ 1344.229997][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.230052][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.230092][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.230122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.230172][ T32] r4:857d7900 [ 1344.256046][ T32] INFO: task kworker/0:909:5504 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1344.256191][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.256302][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.256396][ T32] Call trace: [ 1344.256433][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1344.256493][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1344.256519][ T32] r4:00000000 [ 1344.256541][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.256581][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1344.256612][ T32] 5d20: ab4e6000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1344.256668][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1344.256700][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1344.256730][ T32] r5:800f0013 r4:80239bb0 [ 1344.256775][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.256849][ T32] r4:82ac11e4 [ 1344.256884][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.256929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1344.256953][ T32] r4:e04e5dc0 [ 1344.256973][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.257029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1344.257056][ T32] r4:00000000 [ 1344.257077][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.257125][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1344.257148][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.257192][ T32] r5:00001000 r4:dfecf000 [ 1344.257212][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.257251][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.257293][ T32] r5:84ea6f8c r4:84ea6c00 [ 1344.257336][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.257388][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1344.257409][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.257453][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.257475][ T32] r4:84fab400 ** 1 printk messages dropped ** [ 1344.257537][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 11 printk messages dropped ** [ 1344.257979][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1344.258256][ T32] r4:847d0c00 [ 1344.258275][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1344.258344][ T32] r5:847d0c00 r4:8291892c [ 1344.258367][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.258410][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.258536][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb59e08 [ 1344.258563][ T32] r4:00000000 [ 1344.258584][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1344.258622][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1344.258658][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.258698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84df5f00 [ 1344.258719][ T32] r4:00000000 [ 1344.258738][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1344.258845][ T32] r5:00001000 r4:eb733000 [ 1344.258872][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.258911][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1344.259184][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1344.259435][ T32] r4:857d7b80 ** 4 printk messages dropped ** [ 1344.259982][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1344.276390][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1344.276950][ T32] r5:00001000 r4:dfecf000 ** 6 printk messages dropped ** [ 1344.277317][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1344.277442][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1344.277805][ T32] INFO: task kworker/0:911:5507 blocked for more than 470 seconds. ** 9 printk messages dropped ** [ 1344.278232][ T32] r5:847d3000 r4:8291892c ** 6 printk messages dropped ** [ 1344.278547][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1344.278838][ T32] r5:00001000 r4:eb71f000 ** 2 printk messages dropped ** [ 1344.278991][ T32] r5:857b478c r4:857b4400 ** 3 printk messages dropped ** [ 1344.279169][ T32] r10:61c88647 r9:847d3000 r8:857d382c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1344.279322][ T32] r4:00000001 [ 1344.279347][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.279409][ T32] Exception stack(0xebb5dfb0 to 0xebb5dff8) [ 1344.279464][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.279495][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.279522][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.279574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.279623][ T32] r4:857d7b80 [ 1344.280094][ T32] INFO: task kworker/0:911:5507 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1344.280133][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.288565][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.288724][ T32] Call trace: [ 1344.288860][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1344.288933][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1344.289000][ T32] r4:00000000 [ 1344.289049][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.289109][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1344.289167][ T32] 5d20: ab8b3000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1344.289200][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1344.289346][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1344.289376][ T32] r5:800f0013 r4:80239bb0 [ 1344.289398][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.289444][ T32] r4:82ac11e4 [ 1344.289464][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.289506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1344.289528][ T32] r4:e04e5dc0 [ 1344.289559][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.289662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1344.289688][ T32] r4:00000000 [ 1344.289720][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.289828][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1344.289856][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.289916][ T32] r5:00001000 r4:dfecf000 [ 1344.289936][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.289978][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.290021][ T32] r5:84ea6f8c r4:84ea6c00 [ 1344.290046][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.290119][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1344.290240][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.290290][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.303801][ T32] r4:84fab400 [ 1344.303909][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.303989][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1344.304014][ T32] r4:00000001 [ 1344.304033][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.304072][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1344.304103][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.304131][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.304178][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.304242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.304315][ T32] r4:84faa640 [ 1344.304366][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1344.305013][ T32] r4:847d3c00 ** 5 printk messages dropped ** [ 1344.305223][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.305412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84eec100 ** 4 printk messages dropped ** [ 1344.305655][ T32] r5:00001000 r4:eb757000 [ 1344.305676][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1344.305841][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1344.306254][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.307096][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1344.307537][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1344.307620][ T32] r4:e04e5dc0 [ 1344.307638][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.307677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1344.307723][ T32] r4:00000000 [ 1344.307746][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.307792][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1344.307836][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.307961][ T32] r5:00001000 r4:dfecf000 [ 1344.307985][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.308025][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.308091][ T32] r5:84ea6f8c r4:84ea6c00 [ 1344.308113][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.308276][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1344.308348][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.308449][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.308474][ T32] r4:84fab400 [ 1344.308520][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.308569][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1344.308591][ T32] r4:00000001 [ 1344.308610][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.308645][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1344.308671][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.308699][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.308749][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.308944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.308971][ T32] r4:84faa640 [ 1344.308991][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.309032][ T32] INFO: task kworker/0:913:5512 blocked for more than 470 seconds. [ 1344.309064][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.309088][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.309109][ T32] task:kworker/0:913 state:D stack:0 pid:5512 tgid:5512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.309208][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.309271][ T32] Call trace: [ 1344.309364][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1344.309412][ T32] r10:82918930 r9:ebb41d84 r8:00000002 r7:60000113 r6:ebb41d8c r5:847d4800 [ 1344.309435][ T32] r4:847d4800 [ 1344.309532][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1344.309576][ T32] r5:847d4800 r4:8291892c [ 1344.309633][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.309684][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1344.309932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d8000 ** 4 printk messages dropped ** [ 1344.310103][ T32] r5:00001000 r4:eb76b000 ** 2 printk messages dropped ** [ 1344.310225][ T32] r5:857b538c r4:857b5000 ** 7 printk messages dropped ** [ 1344.325712][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1344.325999][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.326863][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1344.327092][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1344.327200][ T32] r4:e04e5dc0 ** 6 printk messages dropped ** [ 1344.327462][ T32] r5:00001000 r4:dfecf000 ** 6 printk messages dropped ** [ 1344.327787][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1344.328186][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1344.328547][ T32] Call trace: ** 6 printk messages dropped ** [ 1344.328919][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1344.329188][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.329347][ T32] r5:00001000 r4:eb781000 ** 1 printk messages dropped ** [ 1344.329489][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1344.329864][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1344.330156][ T32] r4:857d8140 ** 3 printk messages dropped ** [ 1344.344170][ T32] Call trace: ** 4 printk messages dropped ** [ 1344.344363][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) ** 7 printk messages dropped ** [ 1344.344624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 7 printk messages dropped ** [ 1344.344915][ T32] r5:00001000 r4:dfecf000 [ 1344.345033][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.345077][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.345121][ T32] r5:84ea6f8c r4:84ea6c00 [ 1344.345140][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.345186][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1344.345206][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.345251][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.345272][ T32] r4:84fab400 [ 1344.345290][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.345356][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1344.345383][ T32] r4:00000001 [ 1344.345404][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.345439][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1344.345464][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.345491][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.345533][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.345564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.345612][ T32] r4:84faa640 [ 1344.345664][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.345733][ T32] INFO: task kworker/0:915:5516 blocked for more than 470 seconds. [ 1344.345797][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.345847][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.345878][ T32] task:kworker/0:915 state:D stack:0 pid:5516 tgid:5516 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.345952][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.345994][ T32] Call trace: [ 1344.346061][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1344.346112][ T32] r10:82918930 r9:ebb61d84 r8:00000002 r7:60000113 r6:ebb61d8c r5:847d6000 [ 1344.346134][ T32] r4:847d6000 [ 1344.346153][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1344.346194][ T32] r5:847d6000 r4:8291892c [ 1344.346239][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.346281][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.346371][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb61e08 [ 1344.346397][ T32] r4:00000000 [ 1344.346417][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1344.346454][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1344.346490][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.346555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d8340 [ 1344.346581][ T32] r4:00000000 [ 1344.346599][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.346645][ T32] r9:83018005 r8:847d6000 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1344.346666][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.346706][ T32] r5:00001000 r4:eb795000 [ 1344.346772][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.346816][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.346864][ T32] r5:857b5b8c r4:857b5800 [ 1344.346899][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.346946][ T32] r7:dddced80 r6:83018000 r5:857b5b8c r4:857d3c00 [ 1344.346966][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.347026][ T32] r10:61c88647 r9:847d6000 r8:857d3c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.347052][ T32] r4:857d3c00 [ 1344.347070][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.347115][ T32] r10:00000000 r9:857d3c00 r8:8027f5e8 r7:ebb35e60 r6:857d3c80 r5:847d6000 [ 1344.347150][ T32] r4:00000001 [ 1344.347217][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.347254][ T32] Exception stack(0xebb61fb0 to 0xebb61ff8) [ 1344.347281][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.347309][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.347334][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.347380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.347406][ T32] r4:857d8180 [ 1344.347774][ T32] INFO: task kworker/0:915:5516 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1344.347808][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.347873][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.347918][ T32] Call trace: [ 1344.348008][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1344.348056][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 2 printk messages dropped ** [ 1344.348136][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) ** 8 printk messages dropped ** [ 1344.348484][ T32] r4:e04e5dc0 ** 8 printk messages dropped ** [ 1344.348829][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1344.348990][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.349037][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.349058][ T32] r4:84fab400 [ 1344.349133][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.349182][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1344.349204][ T32] r4:00000001 [ 1344.349245][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.349284][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1344.349309][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.349336][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.349362][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.349389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.349412][ T32] r4:84faa640 [ 1344.349432][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.349536][ T32] INFO: task kworker/0:916:5518 blocked for more than 470 seconds. [ 1344.349638][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.349664][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.349685][ T32] task:kworker/0:916 state:D stack:0 pid:5518 tgid:5518 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.349726][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.349799][ T32] Call trace: [ 1344.349842][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1344.349897][ T32] r10:82918930 r9:ebb69d84 r8:00000002 r7:60000113 r6:ebb69d8c r5:847d6c00 [ 1344.349951][ T32] r4:847d6c00 [ 1344.349976][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1344.350017][ T32] r5:847d6c00 r4:8291892c [ 1344.350037][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.350226][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.373864][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb69e08 [ 1344.373923][ T32] r4:00000000 [ 1344.373948][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1344.374010][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1344.374076][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.374131][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d8640 [ 1344.374155][ T32] r4:00000000 [ 1344.374175][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.374222][ T32] r9:83018005 r8:847d6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1344.374243][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.374288][ T32] r5:00001000 r4:eb973000 [ 1344.374309][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.374347][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.374403][ T32] r5:857b638c r4:857b6000 [ 1344.374427][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.374475][ T32] r7:dddced80 r6:83018000 r5:857b638c r4:857d3d00 [ 1344.374496][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.374540][ T32] r10:61c88647 r9:847d6c00 r8:857d3d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.374574][ T32] r4:857d3d00 [ 1344.374608][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.374667][ T32] r10:00000000 r9:857d3d00 r8:8027f5e8 r7:ebb61e60 r6:857d3d80 r5:847d6c00 [ 1344.374717][ T32] r4:00000001 [ 1344.374741][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.374792][ T32] Exception stack(0xebb69fb0 to 0xebb69ff8) [ 1344.374824][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.374854][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.374889][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.374941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.375026][ T32] r4:857d8280 [ 1344.375475][ T32] INFO: task kworker/0:916:5518 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1344.375511][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.375625][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.375679][ T32] Call trace: [ 1344.375711][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1344.375759][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1344.375782][ T32] r4:00000000 [ 1344.375801][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.375864][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1344.375902][ T32] 5d20: ac4b8000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1344.375932][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 5 printk messages dropped ** [ 1344.376105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 13 printk messages dropped ** [ 1344.376642][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1344.376903][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) ** 7 printk messages dropped ** [ 1344.377232][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1344.377698][ T32] r4:847d2400 ** 4 printk messages dropped ** [ 1344.377941][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb6de08 ** 9 printk messages dropped ** [ 1344.378550][ T32] r5:00001000 r4:eb8dd000 [ 1344.378606][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1344.378897][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1344.379383][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.380020][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 8 printk messages dropped ** [ 1344.392139][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1344.392479][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 8 printk messages dropped ** [ 1344.392868][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.392894][ T32] r4:84fab400 [ 1344.392967][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.393017][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1344.393064][ T32] r4:00000001 [ 1344.393089][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.393129][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1344.393164][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.393217][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.393272][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.393303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.393326][ T32] r4:84faa640 [ 1344.393389][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.393490][ T32] INFO: task kworker/0:918:5522 blocked for more than 470 seconds. [ 1344.393528][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.393630][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.393668][ T32] task:kworker/0:918 state:D stack:0 pid:5522 tgid:5522 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.393806][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.393891][ T32] Call trace: [ 1344.393924][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1344.393998][ T32] r10:82918930 r9:ebb71d84 r8:00000002 r7:60000013 r6:ebb71d8c r5:84e56000 [ 1344.394037][ T32] r4:84e56000 [ 1344.394098][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1344.394166][ T32] r5:84e56000 r4:8291892c [ 1344.394202][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.394245][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.394293][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb71e08 [ 1344.394314][ T32] r4:00000000 [ 1344.394332][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1344.394368][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1344.394439][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.394484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d8900 [ 1344.394506][ T32] r4:00000000 [ 1344.394524][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.394589][ T32] r9:83018005 r8:84e56000 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1344.394616][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.394668][ T32] r5:00001000 r4:ebb7d000 [ 1344.394688][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.394763][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.394810][ T32] r5:857b6b8c r4:857b6800 [ 1344.394829][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.394905][ T32] r7:dddced80 r6:83018000 r5:857b6b8c r4:857d3f00 [ 1344.394929][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.394977][ T32] r10:61c88647 r9:84e56000 r8:857d3f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.394999][ T32] r4:857d3f00 [ 1344.395017][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.395104][ T32] r10:00000000 r9:857d3f00 r8:8027f5e8 r7:ebb69e60 r6:857d3f80 r5:84e56000 [ 1344.395130][ T32] r4:00000001 [ 1344.395206][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.395246][ T32] Exception stack(0xebb71fb0 to 0xebb71ff8) [ 1344.395273][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.395300][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.395326][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.395369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.395400][ T32] r4:857d8580 [ 1344.395822][ T32] INFO: task kworker/0:918:5522 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1344.395855][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.395976][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.396045][ T32] Call trace: [ 1344.396103][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1344.396411][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 12 printk messages dropped ** [ 1344.396942][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1344.397233][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1344.397545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1344.397946][ T32] Call trace: ** 2 printk messages dropped ** [ 1344.398063][ T32] r4:85606c00 ** 4 printk messages dropped ** [ 1344.398250][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb79e08 ** 3 printk messages dropped ** [ 1344.398372][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.398411][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d8800 [ 1344.398484][ T32] r4:00000000 [ 1344.398581][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.398633][ T32] r9:83018005 r8:85606c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1344.398655][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.398697][ T32] r5:00001000 r4:eb985000 [ 1344.398717][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.398783][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.398830][ T32] r5:857b678c r4:857b6400 [ 1344.398850][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.398900][ T32] r7:dddced80 r6:83018000 r5:857b678c r4:857e0000 [ 1344.398998][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.399072][ T32] r10:61c88647 r9:85606c00 r8:857e002c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.399097][ T32] r4:857e0000 [ 1344.399142][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.399189][ T32] r10:00000000 r9:857e0000 r8:8027f5e8 r7:ebb71e60 r6:84dba300 r5:85606c00 [ 1344.399234][ T32] r4:00000001 [ 1344.399256][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.399320][ T32] Exception stack(0xebb79fb0 to 0xebb79ff8) [ 1344.399350][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.399402][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.399458][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.399490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.399524][ T32] r4:857d8580 [ 1344.399795][ T32] INFO: task kworker/0:919:5523 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1344.399827][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.399941][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.400006][ T32] Call trace: [ 1344.400066][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1344.400118][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 4 printk messages dropped ** [ 1344.426038][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 8 printk messages dropped ** [ 1344.426424][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 4 printk messages dropped ** [ 1344.426736][ T32] r5:00001000 r4:dfecf000 [ 1344.426758][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.426803][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.426846][ T32] r5:84ea6f8c r4:84ea6c00 [ 1344.426866][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.426937][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1344.426961][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.427009][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.427031][ T32] r4:84fab400 [ 1344.427098][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.427171][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1344.427196][ T32] r4:00000001 [ 1344.427243][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.427316][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1344.427376][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.427431][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.427488][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.427541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.427644][ T32] r4:84faa640 [ 1344.427676][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.427729][ T32] INFO: task kworker/0:920:5526 blocked for more than 470 seconds. [ 1344.427787][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.427846][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.427893][ T32] task:kworker/0:920 state:D stack:0 pid:5526 tgid:5526 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.427979][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.428057][ T32] Call trace: [ 1344.428097][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1344.428173][ T32] r10:82918930 r9:ebb95d84 r8:00000002 r7:60000113 r6:ebb95d8c r5:85606000 [ 1344.428249][ T32] r4:85606000 [ 1344.428272][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1344.428314][ T32] r5:85606000 r4:8291892c [ 1344.428333][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.428408][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.428473][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb95e08 [ 1344.428524][ T32] r4:00000000 [ 1344.428551][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1344.428912][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.428958][ T32] r5:00001000 r4:ebba7000 [ 1344.429004][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1344.429241][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1344.429625][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.443581][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.443865][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1344.444257][ T32] r4:e04e5dc0 ** 8 printk messages dropped ** [ 1344.444636][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1344.445175][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 9 printk messages dropped ** [ 1344.445435][ T32] INFO: task kworker/0:921:5527 blocked for more than 470 seconds. ** 7 printk messages dropped ** [ 1344.446169][ T32] r4:855fec00 ** 4 printk messages dropped ** [ 1344.446402][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb99e08 ** 7 printk messages dropped ** [ 1344.446820][ T32] r9:83018005 r8:855fec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1344.446850][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.446894][ T32] r5:00001000 r4:ebb8b000 [ 1344.446914][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.446951][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.447011][ T32] r5:857b6f8c r4:857b6c00 [ 1344.447129][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.447227][ T32] r7:dddced80 r6:83018000 r5:857b6f8c r4:857e0100 [ 1344.447251][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.447298][ T32] r10:61c88647 r9:855fec00 r8:857e012c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.447336][ T32] r4:857e0100 [ 1344.447382][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.447428][ T32] r10:00000000 r9:857e0100 r8:8027f5e8 r7:ebb95e60 r6:84dba400 r5:855fec00 [ 1344.447452][ T32] r4:00000001 [ 1344.447475][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.447534][ T32] Exception stack(0xebb99fb0 to 0xebb99ff8) [ 1344.447587][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.447693][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.447726][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.447756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.447804][ T32] r4:857d8880 [ 1344.448248][ T32] INFO: task kworker/0:921:5527 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1344.448357][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.448472][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.448546][ T32] Call trace: [ 1344.448640][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1344.448695][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1344.448718][ T32] r4:00000000 [ 1344.448737][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.448775][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1344.448813][ T32] 5d20: acc4e000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1344.448932][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1344.449058][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1344.449238][ T32] r5:800f0013 r4:80239bb0 [ 1344.449268][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.449393][ T32] r4:82ac11e4 [ 1344.449424][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.449470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1344.449494][ T32] r4:e04e5dc0 [ 1344.449512][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.449570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1344.449596][ T32] r4:00000000 [ 1344.449669][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.449725][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1344.449790][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.449898][ T32] r5:00001000 r4:dfecf000 [ 1344.449962][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.450015][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.450060][ T32] r5:84ea6f8c r4:84ea6c00 [ 1344.450116][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.450172][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1344.450225][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.450338][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.474126][ T32] r4:84fab400 [ 1344.474175][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.474251][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1344.474294][ T32] r4:00000001 [ 1344.474318][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.474381][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1344.474417][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.474448][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.474474][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.474528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.474578][ T32] r4:84faa640 [ 1344.474605][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.474646][ T32] INFO: task kworker/0:922:5529 blocked for more than 470 seconds. [ 1344.474685][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.474711][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.474732][ T32] task:kworker/0:922 state:D stack:0 pid:5529 tgid:5529 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1344.475009][ T32] r10:82918930 r9:ebba1d84 r8:00000002 r7:60000113 r6:ebba1d8c r5:85605400 ** 9 printk messages dropped ** [ 1344.475393][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1344.475728][ T32] r5:00001000 r4:ebbb3000 ** 1 printk messages dropped ** [ 1344.475825][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1344.476069][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1344.476366][ T32] r4:857d8a00 ** 5 printk messages dropped ** [ 1344.477119][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 9 printk messages dropped ** [ 1344.477572][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1344.477735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1344.477757][ T32] r4:00000000 [ 1344.477801][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.477865][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1344.477915][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.477974][ T32] r5:00001000 r4:dfecf000 [ 1344.478070][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.478113][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.478155][ T32] r5:84ea6f8c r4:84ea6c00 [ 1344.478193][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.478243][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1344.478264][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.478310][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.478332][ T32] r4:84fab400 [ 1344.478351][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.478395][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1344.478416][ T32] r4:00000001 [ 1344.478434][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.478468][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1344.478494][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.478523][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1344.478611][ T32] r4:84faa640 ** 6 printk messages dropped ** [ 1344.478894][ T32] Call trace: ** 4 printk messages dropped ** [ 1344.479122][ T32] r5:85608000 r4:8291892c ** 5 printk messages dropped ** [ 1344.479347][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1344.479762][ T32] r5:00001000 r4:ebbad000 [ 1344.479785][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1344.480082][ T32] r7:ddde2d80 r6:83018200 r5:855a7b8c r4:84dba500 ** 6 printk messages dropped ** [ 1344.495558][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1344.496412][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.496752][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) ** 6 printk messages dropped ** [ 1344.497088][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 12 printk messages dropped ** [ 1344.497778][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1344.498171][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.498777][ T32] Call trace: ** 6 printk messages dropped ** [ 1344.499150][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1344.499833][ T32] r5:00001000 r4:eb805000 [ 1344.499919][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.500018][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.500065][ T32] r5:855a7f8c r4:855a7c00 [ 1344.500113][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.500166][ T32] r7:ddde2d80 r6:83018200 r5:855a7f8c r4:84dba600 [ 1344.500188][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.500235][ T32] r10:61c88647 r9:85608c00 r8:84dba62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.513116][ T32] r4:84dba600 [ 1344.513243][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.513325][ T32] r10:00000000 r9:84dba600 r8:8027f5e8 r7:eb9f1e60 r6:84dba680 r5:85608c00 [ 1344.513393][ T32] r4:00000001 [ 1344.513421][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.513601][ T32] Exception stack(0xebb75fb0 to 0xebb75ff8) [ 1344.513640][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.513670][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.513697][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.513727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.513751][ T32] r4:857ce800 [ 1344.514272][ T32] INFO: task kworker/1:275:5534 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1344.514313][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.514385][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.514504][ T32] Call trace: [ 1344.514560][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1344.514664][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1344.514693][ T32] r4:00000000 [ 1344.514760][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.514809][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1344.514840][ T32] 5d20: ad454000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1344.514871][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1344.514897][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1344.514920][ T32] r5:800f0013 r4:80239bb0 [ 1344.514940][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.514997][ T32] r4:82ac11e4 [ 1344.515023][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.515080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1344.515106][ T32] r4:e04e5dc0 [ 1344.515155][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.515235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1344.515284][ T32] r4:00000000 [ 1344.515330][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.515379][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1344.515402][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.515444][ T32] r5:00001000 r4:dfecf000 [ 1344.515486][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.515530][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.515578][ T32] r5:84ea6f8c r4:84ea6c00 [ 1344.515599][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.515655][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1344.515678][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.515727][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.515773][ T32] r4:84fab400 ** 1 printk messages dropped ** [ 1344.515841][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 10 printk messages dropped ** [ 1344.516469][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1344.516851][ T32] r10:82918930 r9:ebbc1d84 r8:00000002 r7:60000113 r6:ebbc1d8c r5:8560a400 ** 9 printk messages dropped ** [ 1344.517265][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1344.517587][ T32] r5:00001000 r4:ebbb9000 ** 3 printk messages dropped ** [ 1344.517726][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1344.518102][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.518691][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 6 printk messages dropped ** [ 1344.518926][ T32] r5:800f0013 r4:80239bb0 [ 1344.518985][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.519029][ T32] r4:82ac11e4 [ 1344.519083][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.519129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1344.519152][ T32] r4:e04e5dc0 [ 1344.519169][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.519210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1344.519231][ T32] r4:00000000 [ 1344.519249][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.519292][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1344.519315][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.519383][ T32] r5:00001000 r4:dfecf000 [ 1344.519406][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.519447][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.519516][ T32] r5:84ea6f8c r4:84ea6c00 [ 1344.519539][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.519585][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1344.519621][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.519697][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.519724][ T32] r4:84fab400 [ 1344.519755][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.519830][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1344.519881][ T32] r4:00000001 [ 1344.519903][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.519944][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1344.519972][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.519999][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.520042][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.520072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.520094][ T32] r4:84faa640 [ 1344.520114][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.520239][ T32] INFO: task kworker/0:924:5538 blocked for more than 471 seconds. [ 1344.520319][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.539597][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.539657][ T32] task:kworker/0:924 state:D stack:0 pid:5538 tgid:5538 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.539724][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.539932][ T32] Call trace: [ 1344.539999][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1344.540060][ T32] r10:82918930 r9:eba25d84 r8:00000002 r7:60000113 r6:eba25d8c r5:8560bc00 [ 1344.540085][ T32] r4:8560bc00 [ 1344.540105][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1344.540144][ T32] r5:8560bc00 r4:8291892c [ 1344.540163][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1344.540248][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba25e08 ** 9 printk messages dropped ** [ 1344.546049][ T32] r5:00001000 r4:eab81000 [ 1344.546072][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1344.546292][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1344.547027][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.548002][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1344.548106][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1344.548195][ T32] 5d20: ad83d000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1344.548229][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1344.548280][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1344.548335][ T32] r5:800f0013 r4:80239bb0 [ 1344.548377][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.548423][ T32] r4:82ac11e4 [ 1344.548442][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.548506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1344.548533][ T32] r4:e04e5dc0 [ 1344.548553][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.548626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1344.548652][ T32] r4:00000000 [ 1344.548673][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.548738][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1344.548782][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.548857][ T32] r5:00001000 r4:dfecf000 [ 1344.548905][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.548962][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.549015][ T32] r5:84ea6f8c r4:84ea6c00 [ 1344.549037][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.549131][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1344.549162][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.549211][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.549257][ T32] r4:84fab400 [ 1344.549280][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.549326][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1344.549398][ T32] r4:00000001 [ 1344.549428][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.549464][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1344.549491][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.549520][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.549545][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.549672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.549705][ T32] r4:84faa640 [ 1344.549728][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.549757][ T32] INFO: task kworker/0:925:5540 blocked for more than 471 seconds. [ 1344.549852][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.549879][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.549902][ T32] task:kworker/0:925 state:D stack:0 pid:5540 tgid:5540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.549947][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.550055][ T32] Call trace: [ 1344.550116][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1344.550164][ T32] r10:82918930 r9:eba55d84 r8:00000002 r7:60000113 r6:eba55d8c r5:8560c800 [ 1344.550211][ T32] r4:8560c800 [ 1344.550310][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1344.562859][ T32] r5:8560c800 r4:8291892c [ 1344.562957][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.563050][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.563151][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba55e08 [ 1344.563177][ T32] r4:00000000 [ 1344.563197][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1344.563234][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1344.563275][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.563318][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ce440 [ 1344.563340][ T32] r4:00000000 [ 1344.563407][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.563467][ T32] r9:83018005 r8:8560c800 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1344.563489][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.563570][ T32] r5:00001000 r4:dfa9d000 [ 1344.563645][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.563691][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.563736][ T32] r5:857b7f8c r4:857b7c00 [ 1344.563785][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.563865][ T32] r7:dddced80 r6:83018000 r5:857b7f8c r4:857e0300 [ 1344.563890][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.564037][ T32] r10:61c88647 r9:8560c800 r8:857e032c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.564064][ T32] r4:857e0300 [ 1344.564085][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.564204][ T32] r10:00000000 r9:857e0300 r8:8027f5e8 r7:eba25e60 r6:84dba800 r5:8560c800 [ 1344.564230][ T32] r4:00000001 [ 1344.564322][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.564363][ T32] Exception stack(0xeba55fb0 to 0xeba55ff8) [ 1344.564393][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.564445][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.564503][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.564538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.564608][ T32] r4:857d8a00 [ 1344.565065][ T32] INFO: task kworker/0:925:5540 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1344.565101][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.565173][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.565246][ T32] Call trace: [ 1344.565279][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1344.565329][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1344.565352][ T32] r4:00000000 [ 1344.565371][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.565414][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1344.565444][ T32] 5d20: adb04000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1344.565558][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1344.565629][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1344.565707][ T32] r5:800f0013 r4:80239bb0 [ 1344.565742][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.565823][ T32] r4:82ac11e4 [ 1344.565844][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.565886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1344.566004][ T32] r4:e04e5dc0 [ 1344.566027][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.566119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1344.566144][ T32] r4:00000000 [ 1344.566163][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.566233][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1344.566258][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.566355][ T32] r5:00001000 r4:dfecf000 [ 1344.566377][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.566418][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.566513][ T32] r5:84ea6f8c r4:84ea6c00 [ 1344.566535][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.566606][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1344.566638][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.566685][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.566799][ T32] r4:84fab400 [ 1344.566822][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.566908][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1344.566935][ T32] r4:00000001 [ 1344.566966][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.567031][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1344.567086][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.567133][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.567187][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.567221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.567274][ T32] r4:84faa640 [ 1344.567301][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.567356][ T32] INFO: task kworker/0:926:5542 blocked for more than 471 seconds. [ 1344.567417][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.567494][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.567526][ T32] task:kworker/0:926 state:D stack:0 pid:5542 tgid:5542 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.567644][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.567717][ T32] Call trace: [ 1344.567749][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1344.567846][ T32] r10:82918930 r9:eba71d84 r8:00000002 r7:60000113 r6:eba71d8c r5:8560b000 [ 1344.567879][ T32] r4:8560b000 [ 1344.567913][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1344.567980][ T32] r5:8560b000 r4:8291892c [ 1344.568004][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.568044][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.568090][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba71e08 [ 1344.568112][ T32] r4:00000000 [ 1344.568131][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1344.568184][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1344.568274][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.568344][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857eb000 [ 1344.568395][ T32] r4:00000000 [ 1344.568441][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.568491][ T32] r9:83018005 r8:8560b000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1344.568512][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.568553][ T32] r5:00001000 r4:dfad3000 [ 1344.568608][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.568670][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.568738][ T32] r5:857bc38c r4:857bc000 [ 1344.568761][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.568906][ T32] r7:dddced80 r6:83018000 r5:857bc38c r4:857e0380 [ 1344.568971][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.569044][ T32] r10:61c88647 r9:8560b000 r8:857e03ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.569096][ T32] r4:857e0380 [ 1344.569118][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.569189][ T32] r10:00000000 r9:857e0380 r8:8027f5e8 r7:eba25e60 r6:84dba880 r5:8560b000 [ 1344.569214][ T32] r4:00000001 [ 1344.569257][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.569349][ T32] Exception stack(0xeba71fb0 to 0xeba71ff8) [ 1344.569381][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.569409][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.569480][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.569513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.569586][ T32] r4:857eb140 [ 1344.569887][ T32] INFO: task kworker/0:926:5542 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1344.569924][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.570138][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.570221][ T32] Call trace: [ 1344.570319][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1344.591044][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1344.591121][ T32] r4:00000000 [ 1344.591150][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.591247][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1344.591286][ T32] 5d20: adcf5000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1344.591319][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1344.591395][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1344.591424][ T32] r5:800f0013 r4:80239bb0 [ 1344.591447][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.591515][ T32] r4:82ac11e4 [ 1344.591563][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.591611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1344.591642][ T32] r4:e04e5dc0 [ 1344.591736][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.591783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1344.591830][ T32] r4:00000000 [ 1344.591853][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.591901][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1344.591922][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.592047][ T32] r5:00001000 r4:dfecf000 [ 1344.592071][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.592113][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.592155][ T32] r5:84ea6f8c r4:84ea6c00 [ 1344.592174][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.592220][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1344.592286][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.592338][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.592384][ T32] r4:84fab400 [ 1344.592407][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1344.592507][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1344.592657][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1344.592775][ T32] r4:84faa640 [ 1344.592807][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.592846][ T32] INFO: task kworker/0:927:5543 blocked for more than 471 seconds. [ 1344.592905][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.592936][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.592958][ T32] task:kworker/0:927 state:D stack:0 pid:5543 tgid:5543 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.593040][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.593108][ T32] Call trace: [ 1344.593217][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1344.593267][ T32] r10:82918930 r9:eba81d84 r8:00000002 r7:60000013 r6:eba81d8c r5:85609800 [ 1344.593322][ T32] r4:85609800 [ 1344.593345][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1344.593396][ T32] r5:85609800 r4:8291892c [ 1344.593491][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.593547][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.593610][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba81e08 [ 1344.593681][ T32] r4:00000000 [ 1344.593706][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1344.593747][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1344.593841][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.593894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857eb480 [ 1344.593917][ T32] r4:00000000 [ 1344.593958][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.594058][ T32] r9:83018005 r8:85609800 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1344.594132][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.594217][ T32] r5:00001000 r4:eb08b000 [ 1344.594241][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.594285][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.594328][ T32] r5:857bcf8c r4:857bcc00 [ 1344.594347][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.594412][ T32] r7:dddced80 r6:83018000 r5:857bcf8c r4:857e0400 [ 1344.594436][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.594481][ T32] r10:61c88647 r9:85609800 r8:857e042c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.594552][ T32] r4:857e0400 [ 1344.594582][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.594639][ T32] r10:00000000 r9:857e0400 r8:8027f5e8 r7:eba25e60 r6:84dba900 r5:85609800 [ 1344.594667][ T32] r4:00000001 [ 1344.594760][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.594805][ T32] Exception stack(0xeba81fb0 to 0xeba81ff8) [ 1344.594832][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.594859][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.594934][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.594966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.594988][ T32] r4:857eb140 [ 1344.595441][ T32] INFO: task kworker/0:927:5543 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1344.595479][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.595575][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.595649][ T32] Call trace: [ 1344.595680][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1344.595730][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1344.595752][ T32] r4:00000000 [ 1344.595794][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.595909][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1344.595948][ T32] 5d20: adcf5000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1344.595980][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1344.596006][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1344.596029][ T32] r5:800f0013 r4:80239bb0 [ 1344.596092][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.596145][ T32] r4:82ac11e4 [ 1344.596164][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.596229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1344.596254][ T32] r4:e04e5dc0 [ 1344.596273][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.596314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1344.596335][ T32] r4:00000000 [ 1344.596353][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.596397][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1344.596418][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.596459][ T32] r5:00001000 r4:dfecf000 [ 1344.596529][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.596590][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.596689][ T32] r5:84ea6f8c r4:84ea6c00 [ 1344.596712][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.596758][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1344.596801][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.596850][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.596872][ T32] r4:84fab400 [ 1344.596892][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.596936][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1344.596981][ T32] r4:00000001 [ 1344.597077][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.597116][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1344.597157][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.597188][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.597214][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.597242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.597263][ T32] r4:84faa640 [ 1344.597283][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.597449][ T32] INFO: task kworker/0:928:5545 blocked for more than 471 seconds. [ 1344.597554][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.597605][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.597636][ T32] task:kworker/0:928 state:D stack:0 pid:5545 tgid:5545 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.597683][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.597753][ T32] Call trace: [ 1344.597861][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1344.597974][ T32] r10:82918930 r9:ebb65d84 r8:00000002 r7:60000113 r6:ebb65d8c r5:84e53000 [ 1344.598001][ T32] r4:84e53000 [ 1344.598021][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1344.598064][ T32] r5:84e53000 r4:8291892c [ 1344.598083][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.598200][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.598369][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb65e08 [ 1344.598500][ T32] r4:00000000 [ 1344.598523][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1344.598562][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1344.598599][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.598646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857eb300 [ 1344.598669][ T32] r4:00000000 [ 1344.598772][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.598870][ T32] r9:83018005 r8:84e53000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1344.598918][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.598964][ T32] r5:00001000 r4:eadd7000 [ 1344.599007][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.599050][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.599205][ T32] r5:857bcb8c r4:857bc800 [ 1344.599256][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.599306][ T32] r7:dddced80 r6:83018000 r5:857bcb8c r4:857e0480 [ 1344.599327][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.599423][ T32] r10:61c88647 r9:84e53000 r8:857e04ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.599453][ T32] r4:857e0480 [ 1344.599474][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.599518][ T32] r10:00000000 r9:857e0480 r8:8027f5e8 r7:eba81e60 r6:857e0500 r5:84e53000 [ 1344.599541][ T32] r4:00000001 [ 1344.599725][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.599764][ T32] Exception stack(0xebb65fb0 to 0xebb65ff8) [ 1344.599790][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.599819][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.599844][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.599976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.600002][ T32] r4:857eb1c0 [ 1344.600277][ T32] INFO: task kworker/0:928:5545 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1344.620853][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.620956][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.621020][ T32] Call trace: [ 1344.621065][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1344.621123][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1344.621163][ T32] r4:00000000 [ 1344.621213][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.621265][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1344.621298][ T32] 5d20: ae0cf000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1344.621328][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1344.621380][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1344.621486][ T32] r5:800f0013 r4:80239bb0 [ 1344.621509][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.621553][ T32] r4:82ac11e4 [ 1344.621573][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.621667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1344.621698][ T32] r4:e04e5dc0 [ 1344.621734][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.621816][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1344.621865][ T32] r4:00000000 [ 1344.621890][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.621951][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1344.622001][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.622047][ T32] r5:00001000 r4:dfecf000 [ 1344.622068][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.622140][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.622194][ T32] r5:84ea6f8c r4:84ea6c00 [ 1344.622263][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.622315][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1344.622336][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.622414][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.622441][ T32] r4:84fab400 [ 1344.622514][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.622594][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1344.622703][ T32] r4:00000001 [ 1344.622727][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.622787][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1344.622818][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.622846][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.622871][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.622899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.622924][ T32] r4:84faa640 [ 1344.622946][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.622993][ T32] INFO: task kworker/0:929:5548 blocked for more than 471 seconds. [ 1344.623028][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.623052][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.623073][ T32] task:kworker/0:929 state:D stack:0 pid:5548 tgid:5548 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.623171][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.623263][ T32] Call trace: [ 1344.623365][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1344.623466][ T32] r10:82918930 r9:eba99d84 r8:00000002 r7:60000113 r6:eba99d8c r5:85729800 [ 1344.623492][ T32] r4:85729800 [ 1344.623512][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1344.623580][ T32] r5:85729800 r4:8291892c [ 1344.623694][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.623741][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.623789][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba99e08 [ 1344.623811][ T32] r4:00000000 [ 1344.623887][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1344.623939][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1344.623979][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.624019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857eb780 [ 1344.624064][ T32] r4:00000000 [ 1344.624086][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.624130][ T32] r9:83018005 r8:85729800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1344.624169][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.624214][ T32] r5:00001000 r4:eb26f000 [ 1344.624259][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.624301][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.624366][ T32] r5:857bd78c r4:857bd400 [ 1344.624389][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.624436][ T32] r7:dddced80 r6:83018000 r5:857bd78c r4:857e0580 [ 1344.624457][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.624529][ T32] r10:61c88647 r9:85729800 r8:857e05ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.624554][ T32] r4:857e0580 [ 1344.624588][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.624644][ T32] r10:00000000 r9:857e0580 r8:8027f5e8 r7:eba81e60 r6:857e0600 r5:85729800 [ 1344.624716][ T32] r4:00000001 [ 1344.624772][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.624811][ T32] Exception stack(0xeba99fb0 to 0xeba99ff8) [ 1344.624859][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.624891][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.624922][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.624951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.624973][ T32] r4:857eb6c0 [ 1344.625477][ T32] INFO: task kworker/0:929:5548 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1344.625514][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.625604][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.625693][ T32] Call trace: [ 1344.625727][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1344.625837][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1344.625865][ T32] r4:00000000 [ 1344.625885][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.625925][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1344.625954][ T32] 5d20: ae0cf000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1344.625984][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1344.626032][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1344.626059][ T32] r5:800f0013 r4:80239bb0 [ 1344.626080][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.626122][ T32] r4:82ac11e4 [ 1344.626141][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.626182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1344.626313][ T32] r4:e04e5dc0 [ 1344.626343][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.626388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1344.626435][ T32] r4:00000000 [ 1344.626457][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.626502][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1344.626523][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.626564][ T32] r5:00001000 r4:dfecf000 [ 1344.626584][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.626630][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.626671][ T32] r5:84ea6f8c r4:84ea6c00 [ 1344.626691][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.626735][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1344.626768][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.626819][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.626846][ T32] r4:84fab400 [ 1344.626879][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.626942][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1344.627015][ T32] r4:00000001 [ 1344.627061][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.627125][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1344.627154][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.627182][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.627209][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.627237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.627358][ T32] r4:84faa640 [ 1344.627381][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.627407][ T32] INFO: task kworker/0:930:5549 blocked for more than 471 seconds. [ 1344.627450][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.627478][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.627525][ T32] task:kworker/0:930 state:D stack:0 pid:5549 tgid:5549 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.627572][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.627635][ T32] Call trace: [ 1344.627667][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1344.627782][ T32] r10:82918930 r9:ebaa1d84 r8:00000002 r7:60000013 r6:ebaa1d8c r5:84fb0000 [ 1344.627835][ T32] r4:84fb0000 [ 1344.627859][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1344.627928][ T32] r5:84fb0000 r4:8291892c [ 1344.627951][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.627991][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1344.628166][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1344.628442][ T32] r9:83018005 r8:84fb0000 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 ** 1 printk messages dropped ** [ 1344.628541][ T32] r5:00001000 r4:eb123000 [ 1344.628563][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.628604][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1344.628670][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1344.628859][ T32] r4:857e0680 ** 2 printk messages dropped ** [ 1344.629068][ T32] r4:00000001 [ 1344.629090][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.629126][ T32] Exception stack(0xebaa1fb0 to 0xebaa1ff8) [ 1344.629152][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.629179][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.629204][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.629231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.629252][ T32] r4:857eb6c0 [ 1344.629508][ T32] INFO: task kworker/0:930:5549 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1344.629565][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.629629][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.629675][ T32] Call trace: [ 1344.629728][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1344.629807][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1344.629832][ T32] r4:00000000 [ 1344.629870][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.629913][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1344.629942][ T32] 5d20: ae0cf000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1344.629995][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1344.630024][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1344.630050][ T32] r5:800f0013 r4:80239bb0 [ 1344.630070][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.630134][ T32] r4:82ac11e4 [ 1344.630157][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.630215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1344.630275][ T32] r4:e04e5dc0 [ 1344.663396][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.663491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1344.663517][ T32] r4:00000000 [ 1344.663538][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.663641][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1344.663675][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.663724][ T32] r5:00001000 r4:dfecf000 [ 1344.663744][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.663817][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.663865][ T32] r5:84ea6f8c r4:84ea6c00 [ 1344.663896][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.663947][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1344.663968][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.664014][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.664035][ T32] r4:84fab400 [ 1344.664053][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.664097][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1344.664120][ T32] r4:00000001 [ 1344.664145][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.664183][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1344.664358][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.664415][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.664444][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.664473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.664495][ T32] r4:84faa640 [ 1344.664544][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.664590][ T32] INFO: task kworker/0:931:5552 blocked for more than 471 seconds. [ 1344.664683][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.664711][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.664759][ T32] task:kworker/0:931 state:D stack:0 pid:5552 tgid:5552 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.664821][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.664913][ T32] Call trace: [ 1344.664948][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1344.665005][ T32] r10:82918930 r9:ebab9d84 r8:00000002 r7:60000113 r6:ebab9d8c r5:84fb0c00 [ 1344.665054][ T32] r4:84fb0c00 [ 1344.665166][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1344.665259][ T32] r5:84fb0c00 r4:8291892c [ 1344.665282][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.665323][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.665392][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebab9e08 [ 1344.665442][ T32] r4:00000000 [ 1344.665489][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1344.665531][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1344.665568][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.665623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857eb900 [ 1344.665646][ T32] r4:00000000 [ 1344.665682][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.665729][ T32] r9:83018005 r8:84fb0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1344.665790][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.665844][ T32] r5:00001000 r4:eb3ed000 [ 1344.665865][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.665909][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.665953][ T32] r5:857bdb8c r4:857bd800 [ 1344.665998][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.666095][ T32] r7:dddced80 r6:83018000 r5:857bdb8c r4:857e0780 [ 1344.666119][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.666165][ T32] r10:61c88647 r9:84fb0c00 r8:857e07ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.666187][ T32] r4:857e0780 [ 1344.666204][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.666269][ T32] r10:00000000 r9:857e0780 r8:8027f5e8 r7:eba99e60 r6:857e0800 r5:84fb0c00 [ 1344.666294][ T32] r4:00000001 [ 1344.666319][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.666371][ T32] Exception stack(0xebab9fb0 to 0xebab9ff8) [ 1344.666401][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.666442][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.666472][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.666500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.666542][ T32] r4:857eb740 [ 1344.666984][ T32] INFO: task kworker/0:931:5552 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1344.667018][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.667120][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.667169][ T32] Call trace: [ 1344.667198][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1344.667246][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1344.667341][ T32] r4:00000000 [ 1344.667365][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.667405][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1344.667435][ T32] 5d20: ae778000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1344.667487][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1344.667518][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1344.667543][ T32] r5:800f0013 r4:80239bb0 [ 1344.667564][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.667615][ T32] r4:82ac11e4 [ 1344.667644][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.667687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1344.667708][ T32] r4:e04e5dc0 [ 1344.667750][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.667797][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1344.667820][ T32] r4:00000000 [ 1344.667838][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.667883][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1344.667921][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.667970][ T32] r5:00001000 r4:dfecf000 [ 1344.668002][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.668077][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.668125][ T32] r5:84ea6f8c r4:84ea6c00 [ 1344.668170][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.668221][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1344.668242][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.668301][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.668326][ T32] r4:84fab400 [ 1344.668346][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.668391][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1344.668412][ T32] r4:00000001 [ 1344.668435][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.668471][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1344.668499][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.668549][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.668578][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.668636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.668671][ T32] r4:84faa640 [ 1344.668714][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.668743][ T32] INFO: task kworker/0:932:5556 blocked for more than 471 seconds. [ 1344.668770][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.668793][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.668813][ T32] task:kworker/0:932 state:D stack:0 pid:5556 tgid:5556 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.668884][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.668927][ T32] Call trace: [ 1344.668956][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1344.669039][ T32] r10:82918930 r9:ebac5d84 r8:00000002 r7:60000113 r6:ebac5d8c r5:84fb1800 [ 1344.669066][ T32] r4:84fb1800 [ 1344.669086][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1344.669150][ T32] r5:84fb1800 r4:8291892c [ 1344.669172][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.669213][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.669263][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebac5e08 [ 1344.669287][ T32] r4:00000000 [ 1344.669306][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1344.669346][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1344.669395][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.669440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ebac0 [ 1344.669562][ T32] r4:00000000 [ 1344.669609][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.669687][ T32] r9:83018005 r8:84fb1800 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1344.669713][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.669756][ T32] r5:00001000 r4:eb471000 [ 1344.669808][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.669850][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.669891][ T32] r5:857be38c r4:857be000 [ 1344.669911][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.669957][ T32] r7:dddced80 r6:83018000 r5:857be38c r4:857e0880 [ 1344.670000][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.670055][ T32] r10:61c88647 r9:84fb1800 r8:857e08ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.670104][ T32] r4:857e0880 [ 1344.670126][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.670173][ T32] r10:00000000 r9:857e0880 r8:8027f5e8 r7:ebab9e60 r6:857e0900 r5:84fb1800 [ 1344.670196][ T32] r4:00000001 [ 1344.670215][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.684755][ T32] Exception stack(0xebac5fb0 to 0xebac5ff8) [ 1344.684880][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.684940][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.684997][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.685033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.685057][ T32] r4:857eb980 [ 1344.685510][ T32] INFO: task kworker/0:932:5556 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1344.685574][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.685817][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.685912][ T32] Call trace: [ 1344.685976][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1344.686032][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1344.686055][ T32] r4:00000000 [ 1344.686074][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.686113][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1344.686141][ T32] 5d20: ae8b2000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1344.686169][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1344.686195][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1344.686218][ T32] r5:800f0013 r4:80239bb0 [ 1344.686237][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.686278][ T32] r4:82ac11e4 [ 1344.686326][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.686374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1344.686447][ T32] r4:e04e5dc0 [ 1344.686480][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.686525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1344.686547][ T32] r4:00000000 [ 1344.686578][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.686634][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1344.686662][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.686758][ T32] r5:00001000 r4:dfecf000 [ 1344.686783][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.686825][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.686925][ T32] r5:84ea6f8c r4:84ea6c00 [ 1344.686984][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.687096][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1344.687120][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.687168][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.687215][ T32] r4:84fab400 [ 1344.687286][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.687336][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1344.687376][ T32] r4:00000001 [ 1344.687399][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.687455][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1344.687487][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.687515][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.687541][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.687579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.687604][ T32] r4:84faa640 [ 1344.687644][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.687700][ T32] INFO: task kworker/0:933:5557 blocked for more than 471 seconds. [ 1344.687737][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.687762][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.687792][ T32] task:kworker/0:933 state:D stack:0 pid:5557 tgid:5557 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.687835][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.687909][ T32] Call trace: [ 1344.687965][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1344.688043][ T32] r10:82918930 r9:ebbbdd84 r8:00000002 r7:60000113 r6:ebbbdd8c r5:84fb2400 [ 1344.688070][ T32] r4:84fb2400 [ 1344.688089][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1344.688129][ T32] r5:84fb2400 r4:8291892c [ 1344.688154][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.688218][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.688267][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbbde08 [ 1344.688290][ T32] r4:00000000 [ 1344.688309][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1344.688385][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1344.688427][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.688492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857eba00 [ 1344.688528][ T32] r4:00000000 [ 1344.688567][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.688637][ T32] r9:83018005 r8:84fb2400 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1344.688662][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.688715][ T32] r5:00001000 r4:eb447000 [ 1344.688738][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.688777][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.688819][ T32] r5:857bdf8c r4:857bdc00 [ 1344.688838][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.688881][ T32] r7:dddced80 r6:83018000 r5:857bdf8c r4:857e0980 [ 1344.688943][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.688993][ T32] r10:61c88647 r9:84fb2400 r8:857e09ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.689016][ T32] r4:857e0980 [ 1344.689034][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.689079][ T32] r10:00000000 r9:857e0980 r8:8027f5e8 r7:ebac5e60 r6:857e0a00 r5:84fb2400 [ 1344.689100][ T32] r4:00000001 [ 1344.689118][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.689151][ T32] Exception stack(0xebbbdfb0 to 0xebbbdff8) [ 1344.689177][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.689203][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.689243][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.689277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.689299][ T32] r4:857eb980 [ 1344.689554][ T32] INFO: task kworker/0:933:5557 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1344.689588][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.689650][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.689721][ T32] Call trace: [ 1344.689753][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1344.689839][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1344.689862][ T32] r4:00000000 [ 1344.689881][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.689919][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1344.689947][ T32] 5d20: ae8b2000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1344.689976][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1344.690001][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1344.690046][ T32] r5:800f0013 r4:80239bb0 [ 1344.690073][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.690116][ T32] r4:82ac11e4 [ 1344.690134][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.690175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 2 printk messages dropped ** [ 1344.690445][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 11 printk messages dropped ** [ 1344.708641][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1344.709051][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.709298][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.709727][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1344.710259][ T32] r5:00001000 r4:eb57f000 ** 2 printk messages dropped ** [ 1344.715266][ T32] r5:857be78c r4:857be400 ** 5 printk messages dropped ** [ 1344.715638][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1344.716592][ T32] INFO: task kworker/0:934:5558 is blocked on a mutex likely owned by task kworker/0:188:3724. ** 4 printk messages dropped ** [ 1344.716925][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1344.716973][ T32] r4:00000000 [ 1344.716997][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.717037][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1344.717089][ T32] 5d20: aece0000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1344.717122][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1344.717173][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1344.717201][ T32] r5:800f0013 r4:80239bb0 [ 1344.717222][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.717363][ T32] r4:82ac11e4 [ 1344.717387][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.717431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1344.717454][ T32] r4:e04e5dc0 [ 1344.717472][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.717513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1344.717619][ T32] r4:00000000 [ 1344.717642][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.717689][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1344.717734][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.717824][ T32] r5:00001000 r4:dfecf000 [ 1344.717848][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.717904][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.717952][ T32] r5:84ea6f8c r4:84ea6c00 [ 1344.717971][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.718017][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1344.718046][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.718117][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.718154][ T32] r4:84fab400 [ 1344.718177][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.718224][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1344.718246][ T32] r4:00000001 [ 1344.718279][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.718332][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1344.718389][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.718419][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.718449][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.718476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.718504][ T32] r4:84faa640 [ 1344.718525][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.718578][ T32] INFO: task kworker/0:935:5560 blocked for more than 471 seconds. [ 1344.718641][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.718670][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.718703][ T32] task:kworker/0:935 state:D stack:0 pid:5560 tgid:5560 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.718803][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.718889][ T32] Call trace: [ 1344.718972][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1344.719023][ T32] r10:82918930 r9:ebafdd84 r8:00000002 r7:60000113 r6:ebafdd8c r5:84fb4800 [ 1344.719072][ T32] r4:84fb4800 [ 1344.719095][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1344.719326][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1344.719848][ T32] r5:00001000 r4:eb5d5000 [ 1344.719877][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1344.720066][ T32] r7:dddced80 r6:83018000 r5:857bef8c r4:857e0b80 ** 7 printk messages dropped ** [ 1344.738310][ T32] Exception stack(0xebafdfb0 to 0xebafdff8) ** 7 printk messages dropped ** [ 1344.739292][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.739934][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 11 printk messages dropped ** [ 1344.747118][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 11 printk messages dropped ** [ 1344.747617][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 13 printk messages dropped ** [ 1344.748050][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1344.748522][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbc9e08 ** 9 printk messages dropped ** [ 1344.749070][ T32] r5:00001000 r4:eb595000 ** 4 printk messages dropped ** [ 1344.749310][ T32] r7:dddced80 r6:83018000 r5:857beb8c r4:857e0c80 ** 7 printk messages dropped ** [ 1344.749640][ T32] Exception stack(0xebbc9fb0 to 0xebbc9ff8) ** 8 printk messages dropped ** [ 1344.764033][ T32] Call trace: ** 6 printk messages dropped ** [ 1344.764399][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 9 printk messages dropped ** [ 1344.765055][ T32] r4:00000000 [ 1344.765089][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.765140][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1344.765187][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.765243][ T32] r5:00001000 r4:dfecf000 [ 1344.765266][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.765306][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.765347][ T32] r5:84ea6f8c r4:84ea6c00 [ 1344.765367][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.765414][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1344.765434][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.765480][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.765501][ T32] r4:84fab400 [ 1344.765568][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.765646][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1344.765671][ T32] r4:00000001 [ 1344.765691][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.765726][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1344.765752][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.765816][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.765867][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.765930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.765979][ T32] r4:84faa640 [ 1344.766008][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.766060][ T32] INFO: task kworker/0:937:5564 blocked for more than 471 seconds. [ 1344.766118][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.766281][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.766439][ T32] task:kworker/0:937 state:D stack:0 pid:5564 tgid:5564 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.766521][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.766565][ T32] Call trace: [ 1344.766596][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1344.766641][ T32] r10:82918930 r9:ebbd5d84 r8:00000002 r7:60000113 r6:ebbd5d8c r5:85612400 [ 1344.766663][ T32] r4:85612400 [ 1344.766683][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1344.766723][ T32] r5:85612400 r4:8291892c [ 1344.766767][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.766811][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.766867][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbd5e08 [ 1344.766895][ T32] r4:00000000 [ 1344.766914][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1344.766951][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1344.766985][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.767075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85800200 [ 1344.767172][ T32] r4:00000000 [ 1344.767194][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1344.767303][ T32] r5:00001000 r4:eb5f1000 [ 1344.767322][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1344.767557][ T32] r10:61c88647 r9:85612400 r8:857e0dac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1344.768076][ T32] r4:85800100 ** 5 printk messages dropped ** [ 1344.768777][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 8 printk messages dropped ** [ 1344.769031][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1344.769356][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1344.769601][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1344.770060][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1344.791241][ T32] Call trace: ** 6 printk messages dropped ** [ 1344.791595][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1344.792086][ T32] r5:00001000 r4:eb61f000 ** 1 printk messages dropped ** [ 1344.792195][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1344.792794][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1344.793842][ T32] Call trace: ** 6 printk messages dropped ** [ 1344.794154][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 11 printk messages dropped ** [ 1344.794819][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 9 printk messages dropped ** [ 1344.795389][ T32] r4:84fab400 ** 4 printk messages dropped ** [ 1344.795541][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) ** 6 printk messages dropped ** [ 1344.795806][ T32] INFO: task kworker/0:939:5567 blocked for more than 471 seconds. [ 1344.795840][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.795888][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.795913][ T32] task:kworker/0:939 state:D stack:0 pid:5567 tgid:5567 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.795957][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.796024][ T32] Call trace: [ 1344.796117][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1344.796190][ T32] r10:82918930 r9:ebbe5d84 r8:00000002 r7:60000013 r6:ebbe5d8c r5:85613c00 [ 1344.796303][ T32] r4:85613c00 [ 1344.796327][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1344.796369][ T32] r5:85613c00 r4:8291892c [ 1344.796409][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.796507][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.796558][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbe5e08 [ 1344.796581][ T32] r4:00000000 [ 1344.796601][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1344.796688][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1344.796728][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.796847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858005c0 [ 1344.796910][ T32] r4:00000000 [ 1344.797007][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.797054][ T32] r9:83018005 r8:85613c00 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1344.797150][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.797202][ T32] r5:00001000 r4:eb641000 [ 1344.797269][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.797320][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.797362][ T32] r5:857bfb8c r4:857bf800 [ 1344.797389][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.797481][ T32] r7:dddced80 r6:83018000 r5:857bfb8c r4:857e0e80 [ 1344.797582][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.797632][ T32] r10:61c88647 r9:85613c00 r8:857e0eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.797654][ T32] r4:857e0e80 [ 1344.797673][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.797716][ T32] r10:00000000 r9:857e0e80 r8:8027f5e8 r7:ebbe1e60 r6:84dbaa80 r5:85613c00 [ 1344.797799][ T32] r4:00000001 [ 1344.797900][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.797941][ T32] Exception stack(0xebbe5fb0 to 0xebbe5ff8) [ 1344.797969][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.798030][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.798061][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.798104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.798155][ T32] r4:85800300 [ 1344.798393][ T32] INFO: task kworker/0:939:5567 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1344.798424][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.798530][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.798619][ T32] Call trace: [ 1344.798699][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1344.798764][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1344.798816][ T32] r4:00000000 [ 1344.798863][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.798935][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1344.798995][ T32] 5d20: af938000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1344.799028][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1344.799055][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1344.799102][ T32] r5:800f0013 r4:80239bb0 [ 1344.799125][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.799166][ T32] r4:82ac11e4 [ 1344.799185][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.799225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1344.799247][ T32] r4:e04e5dc0 [ 1344.799284][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.799374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1344.799400][ T32] r4:00000000 [ 1344.799432][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.799530][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1344.799571][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.799616][ T32] r5:00001000 r4:dfecf000 [ 1344.799635][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.799759][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1344.800094][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1344.823336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1344.823900][ T32] r4:85614800 ** 5 printk messages dropped ** [ 1344.824152][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.824578][ T32] r9:83018005 r8:85614800 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 ** 5 printk messages dropped ** [ 1344.824817][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1344.825017][ T32] r4:857e0f00 [ 1344.825042][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.825114][ T32] r10:00000000 r9:857e0f00 r8:8027f5e8 r7:ebbe5e60 r6:84dbab00 r5:85614800 [ 1344.825164][ T32] r4:00000001 [ 1344.825213][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.825261][ T32] Exception stack(0xebbe9fb0 to 0xebbe9ff8) [ 1344.825290][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.825318][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.825345][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.825372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.825393][ T32] r4:85800500 [ 1344.825874][ T32] INFO: task kworker/0:940:5570 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1344.825911][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.825970][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.826046][ T32] Call trace: [ 1344.826109][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1344.826183][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1344.826210][ T32] r4:00000000 [ 1344.826230][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.826269][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1344.826299][ T32] 5d20: afd33000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1344.826328][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1344.826353][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1344.826377][ T32] r5:800f0013 r4:80239bb0 [ 1344.826398][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.826439][ T32] r4:82ac11e4 [ 1344.826482][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.826552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1344.826602][ T32] r4:e04e5dc0 [ 1344.826645][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.826851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1344.827008][ T32] r4:00000000 [ 1344.827049][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.827098][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1344.827119][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.827185][ T32] r5:00001000 r4:dfecf000 [ 1344.827216][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.827264][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1344.827369][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 5 printk messages dropped ** [ 1344.827746][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.827941][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1344.828442][ T32] Call trace: ** 6 printk messages dropped ** [ 1344.828811][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1344.829444][ T32] r5:00001000 r4:eb83f000 [ 1344.829463][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.829524][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.829651][ T32] r5:8506038c r4:85060000 [ 1344.829700][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.829887][ T32] r7:dddced80 r6:83018000 r5:8506038c r4:857e0f80 [ 1344.829915][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.829988][ T32] r10:61c88647 r9:85615400 r8:857e0fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.830030][ T32] r4:857e0f80 [ 1344.830051][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.830125][ T32] r10:00000000 r9:857e0f80 r8:8027f5e8 r7:ebbe9e60 r6:84dbac00 r5:85615400 [ 1344.830151][ T32] r4:00000001 [ 1344.830170][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.830205][ T32] Exception stack(0xebaf1fb0 to 0xebaf1ff8) [ 1344.830235][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.830264][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.830383][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.830451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.830551][ T32] r4:85800780 [ 1344.854033][ T32] INFO: task kworker/0:941:5572 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1344.854097][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1344.854650][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) ** 6 printk messages dropped ** [ 1344.854931][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 14 printk messages dropped ** [ 1344.855506][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1344.855997][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1344.856428][ T32] Call trace: ** 6 printk messages dropped ** [ 1344.856752][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1344.857356][ T32] r5:00001000 r4:eb8ad000 ** 1 printk messages dropped ** [ 1344.857419][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1344.858096][ T32] Exception stack(0xebbd1fb0 to 0xebbd1ff8) ** 7 printk messages dropped ** [ 1344.858779][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1344.859436][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1344.859969][ T32] r5:00001000 r4:dfecf000 ** 7 printk messages dropped ** [ 1344.872587][ T32] r4:84fab400 ** 4 printk messages dropped ** [ 1344.872803][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) ** 9 printk messages dropped ** [ 1344.873338][ T32] task:kworker/0:942 state:D stack:0 pid:5577 tgid:5577 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1344.874205][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1344.874495][ T32] r5:00001000 r4:eb883000 ** 2 printk messages dropped ** [ 1344.874610][ T32] r5:85060b8c r4:85060800 [ 1344.874745][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.874800][ T32] r7:dddced80 r6:83018000 r5:85060b8c r4:857fe000 [ 1344.874844][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.874905][ T32] r10:61c88647 r9:85611800 r8:857fe02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.874929][ T32] r4:857fe000 [ 1344.874947][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.874990][ T32] r10:00000000 r9:857fe000 r8:8027f5e8 r7:ebbe9e60 r6:84dbad00 r5:85611800 [ 1344.875013][ T32] r4:00000001 [ 1344.875031][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.875064][ T32] Exception stack(0xebbf1fb0 to 0xebbf1ff8) [ 1344.875089][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.875132][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.875187][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.875218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.875317][ T32] r4:85800940 [ 1344.875752][ T32] INFO: task kworker/0:942:5577 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1344.875800][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.875858][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.875926][ T32] Call trace: [ 1344.875960][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1344.876010][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1344.876044][ T32] r4:00000000 [ 1344.876067][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.876106][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1344.876157][ T32] 5d20: b02dc000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1344.876195][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1344.876224][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1344.876298][ T32] r5:800f0013 r4:80239bb0 [ 1344.876370][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.876415][ T32] r4:82ac11e4 [ 1344.876434][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.876475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1344.876497][ T32] r4:e04e5dc0 [ 1344.876515][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.876585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1344.876613][ T32] r4:00000000 [ 1344.876643][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.876748][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1344.876797][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.876843][ T32] r5:00001000 r4:dfecf000 [ 1344.876862][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.876932][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.876976][ T32] r5:84ea6f8c r4:84ea6c00 [ 1344.877007][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.877056][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1344.877076][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.877121][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.877156][ T32] r4:84fab400 [ 1344.877179][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.877262][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1344.877288][ T32] r4:00000001 [ 1344.877307][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.877343][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1344.877368][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.877419][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.877523][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.877632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.877658][ T32] r4:84faa640 [ 1344.877686][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.877713][ T32] INFO: task kworker/0:943:5580 blocked for more than 471 seconds. [ 1344.877743][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.877791][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.877826][ T32] task:kworker/0:943 state:D stack:0 pid:5580 tgid:5580 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1344.878222][ T32] r4:8560e000 ** 5 printk messages dropped ** [ 1344.878502][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1344.878859][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.878906][ T32] r5:00001000 r4:eb8d9000 [ 1344.878952][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1344.879307][ T32] r10:61c88647 r9:8560e000 r8:857fe0ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1344.879791][ T32] r4:85800ac0 ** 2 printk messages dropped ** [ 1344.880135][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1344.897327][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1344.897684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 11 printk messages dropped ** [ 1344.898321][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1344.898837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1344.899244][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.899383][ T32] Call trace: [ 1344.899420][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1344.899520][ T32] r10:82918930 r9:ebc01d84 r8:00000002 r7:60000113 r6:ebc01d8c r5:8560d400 [ 1344.899546][ T32] r4:8560d400 [ 1344.899567][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1344.899607][ T32] r5:8560d400 r4:8291892c [ 1344.899639][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.899737][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.899786][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc01e08 [ 1344.899835][ T32] r4:00000000 [ 1344.899858][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1344.899901][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1344.899938][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.899978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85800bc0 [ 1344.900025][ T32] r4:00000000 [ 1344.900095][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.900151][ T32] r9:83018005 r8:8560d400 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1344.900217][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.915723][ T32] r5:00001000 r4:eb897000 [ 1344.915771][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.915837][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.915916][ T32] r5:85060f8c r4:85060c00 [ 1344.915943][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.915995][ T32] r7:dddced80 r6:83018000 r5:85060f8c r4:857fe100 [ 1344.916016][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.916064][ T32] r10:61c88647 r9:8560d400 r8:857fe12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.916085][ T32] r4:857fe100 [ 1344.916129][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.916179][ T32] r10:00000000 r9:857fe100 r8:8027f5e8 r7:ebbfde60 r6:84dbae00 r5:8560d400 [ 1344.916202][ T32] r4:00000001 [ 1344.916245][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.916286][ T32] Exception stack(0xebc01fb0 to 0xebc01ff8) [ 1344.916343][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.916374][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.916400][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.916491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.916525][ T32] r4:85800c00 [ 1344.916960][ T32] INFO: task kworker/0:944:5581 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1344.916997][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.917143][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.917204][ T32] Call trace: [ 1344.917313][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1344.917377][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1344.917450][ T32] r4:00000000 [ 1344.917473][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.917513][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1344.917554][ T32] 5d20: b0829000 dfe5f000 00000001 80239b98 7f1e3000 00000001 ** 1 printk messages dropped ** [ 1344.917671][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1344.917966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 10 printk messages dropped ** [ 1344.918499][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1344.918976][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1344.919313][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1344.919667][ T32] r4:84fb6000 ** 4 printk messages dropped ** [ 1344.919980][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbcde08 ** 9 printk messages dropped ** [ 1344.933073][ T32] r5:00001000 r4:eb8c1000 ** 1 printk messages dropped ** [ 1344.933173][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1344.934043][ T32] Exception stack(0xebbcdfb0 to 0xebbcdff8) ** 6 printk messages dropped ** [ 1344.934685][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1344.935502][ T32] r5:800f0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1344.935666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 9 printk messages dropped ** [ 1344.936061][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1344.936513][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.936827][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.937157][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.937535][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.937586][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc05e08 [ 1344.937640][ T32] r4:00000000 [ 1344.937662][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1344.937700][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1344.937782][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.937838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508a8c0 [ 1344.937861][ T32] r4:00000000 [ 1344.937885][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.937928][ T32] r9:83018205 r8:85610000 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1344.937949][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.937990][ T32] r5:00001000 r4:eba5f000 [ 1344.938031][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.938073][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.938115][ T32] r5:84d49f8c r4:84d49c00 [ 1344.938134][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.938177][ T32] r7:ddde2d80 r6:83018200 r5:84d49f8c r4:84dbae80 [ 1344.938208][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.938269][ T32] r10:61c88647 r9:85610000 r8:84dbaeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.938321][ T32] r4:84dbae80 [ 1344.938367][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.938422][ T32] r10:00000000 r9:84dbae80 r8:8027f5e8 r7:eb9f1e60 r6:84dbaf00 r5:85610000 [ 1344.938444][ T32] r4:00000001 [ 1344.938518][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.938562][ T32] Exception stack(0xebc05fb0 to 0xebc05ff8) [ 1344.938625][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.938658][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.938758][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.938795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.938842][ T32] r4:8508a100 [ 1344.939203][ T32] INFO: task kworker/1:277:5584 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1344.939309][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.939371][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.939451][ T32] Call trace: [ 1344.939508][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1344.939584][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1344.939665][ T32] r4:00000000 [ 1344.939688][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.939785][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1344.939850][ T32] 5d20: b0b7f000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1344.939889][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1344.939989][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1344.940044][ T32] r5:800f0013 r4:80239bb0 [ 1344.940123][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.940218][ T32] r4:82ac11e4 [ 1344.940253][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.963709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1344.963823][ T32] r4:e04e5dc0 [ 1344.963850][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.963982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1344.964028][ T32] r4:00000000 [ 1344.964053][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.964141][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1344.964173][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.964221][ T32] r5:00001000 r4:dfecf000 [ 1344.964266][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.964309][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.964402][ T32] r5:84ea6f8c r4:84ea6c00 [ 1344.964427][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.964475][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1344.964496][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.964540][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.964563][ T32] r4:84fab400 [ 1344.964644][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.964697][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1344.964743][ T32] r4:00000001 [ 1344.964818][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.964949][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1344.964984][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.965061][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.965094][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.965200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.965250][ T32] r4:84faa640 [ 1344.965292][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.965361][ T32] INFO: task kworker/0:946:5587 blocked for more than 471 seconds. [ 1344.965398][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1344.965591][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1344.966151][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 12 printk messages dropped ** [ 1344.966716][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1344.967275][ T32] r4:857ec9c0 ** 3 printk messages dropped ** [ 1344.967895][ T32] Call trace: ** 1 printk messages dropped ** [ 1344.967982][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1344.968035][ T32] r4:00000000 [ 1344.968058][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.968121][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1344.968153][ T32] 5d20: b108a000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1344.968277][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1344.968307][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1344.968333][ T32] r5:800f0013 r4:80239bb0 [ 1344.968401][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.968532][ T32] r4:82ac11e4 [ 1344.968555][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.968625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1344.968723][ T32] r4:e04e5dc0 [ 1344.968757][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.968801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1344.968822][ T32] r4:00000000 [ 1344.968849][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.968922][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1344.969023][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.969072][ T32] r5:00001000 r4:dfecf000 [ 1344.969116][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.969164][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.969206][ T32] r5:84ea6f8c r4:84ea6c00 [ 1344.969233][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.969302][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1344.969326][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.969420][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1344.969703][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) ** 7 printk messages dropped ** [ 1344.969992][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1344.991321][ T32] r4:8560ec00 [ 1344.991346][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1344.991412][ T32] r5:8560ec00 r4:8291892c [ 1344.991437][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.991479][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.991566][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc15e08 [ 1344.991619][ T32] r4:00000000 [ 1344.991643][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1344.991682][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1344.991762][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.991817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ec800 [ 1344.991861][ T32] r4:00000000 [ 1344.991913][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.991973][ T32] r9:83018005 r8:8560ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1344.991995][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.992041][ T32] r5:00001000 r4:eb9ad000 [ 1344.992061][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.992101][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.992171][ T32] r5:85061b8c r4:85061800 [ 1344.992224][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.992277][ T32] r7:dddced80 r6:83018000 r5:85061b8c r4:857fe300 [ 1344.992299][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.992366][ T32] r10:61c88647 r9:8560ec00 r8:857fe32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.992392][ T32] r4:857fe300 [ 1344.992412][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.992460][ T32] r10:00000000 r9:857fe300 r8:8027f5e8 r7:ebc11e60 r6:8506d000 r5:8560ec00 [ 1344.992481][ T32] r4:00000001 [ 1344.992524][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.992592][ T32] Exception stack(0xebc15fb0 to 0xebc15ff8) [ 1344.992628][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.992658][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.992695][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.992734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.992756][ T32] r4:857ec9c0 [ 1344.993201][ T32] INFO: task kworker/0:947:5588 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1344.993236][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.993329][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.993403][ T32] Call trace: [ 1344.993463][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1344.993514][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1344.993558][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.993815][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1344.994059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 11 printk messages dropped ** [ 1344.994855][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1344.995485][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) ** 6 printk messages dropped ** [ 1344.995752][ T32] INFO: task kworker/0:948:5590 blocked for more than 471 seconds. ** 9 printk messages dropped ** [ 1344.996274][ T32] r5:84fb6c00 r4:8291892c ** 5 printk messages dropped ** [ 1344.996510][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1344.996646][ T32] r4:00000000 [ 1344.996690][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.996740][ T32] r9:83018005 r8:84fb6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1344.996762][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.996853][ T32] r5:00001000 r4:eb9eb000 [ 1344.996881][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.996949][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.996994][ T32] r5:85061f8c r4:85061c00 [ 1344.997013][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.997056][ T32] r7:dddced80 r6:83018000 r5:85061f8c r4:857fe380 [ 1344.997075][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.997121][ T32] r10:61c88647 r9:84fb6c00 r8:857fe3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.997142][ T32] r4:857fe380 [ 1344.997160][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.997203][ T32] r10:00000000 r9:857fe380 r8:8027f5e8 r7:ebc11e60 r6:857fe400 r5:84fb6c00 [ 1344.997273][ T32] r4:00000001 [ 1344.997296][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.997333][ T32] Exception stack(0xebbf9fb0 to 0xebbf9ff8) [ 1344.997408][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.997478][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.997586][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.997617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.997640][ T32] r4:85800fc0 [ 1344.997965][ T32] INFO: task kworker/0:948:5590 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1344.998002][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.998058][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.998156][ T32] Call trace: [ 1344.998185][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1344.998233][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1344.998256][ T32] r4:00000000 [ 1344.998280][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.998319][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1344.998347][ T32] 5d20: b1492000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1344.998434][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1344.998545][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1344.998578][ T32] r5:800f0013 r4:80239bb0 [ 1344.998599][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.998641][ T32] r4:82ac11e4 [ 1344.998708][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.998785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1344.998835][ T32] r4:e04e5dc0 [ 1344.998856][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.998932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1344.998991][ T32] r4:00000000 [ 1344.999020][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1344.999067][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1344.999113][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.999161][ T32] r5:00001000 r4:dfecf000 [ 1344.999205][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.999254][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.999316][ T32] r5:84ea6f8c r4:84ea6c00 [ 1344.999341][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.999438][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1344.999511][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.999566][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.999588][ T32] r4:84fab400 [ 1344.999691][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.999768][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1344.999828][ T32] r4:00000001 [ 1344.999850][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.999918][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1344.999973][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.000005][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.000032][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.000064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.000087][ T32] r4:84faa640 ** 2 printk messages dropped ** [ 1345.000222][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1345.023689][ T32] r4:84fb3c00 ** 4 printk messages dropped ** [ 1345.023973][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc19e08 ** 9 printk messages dropped ** [ 1345.024445][ T32] r5:00001000 r4:eba19000 [ 1345.024465][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1345.024569][ T32] r5:8506238c r4:85062000 ** 3 printk messages dropped ** [ 1345.024714][ T32] r10:61c88647 r9:84fb3c00 r8:857fe4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1345.025079][ T32] r4:8506e080 ** 3 printk messages dropped ** [ 1345.025818][ T32] Call trace: ** 6 printk messages dropped ** [ 1345.026125][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 12 printk messages dropped ** [ 1345.026934][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.027036][ T32] r5:00001000 r4:dfecf000 [ 1345.027059][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.027098][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.027139][ T32] r5:84ea6f8c r4:84ea6c00 [ 1345.027158][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.027204][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1345.027224][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.027270][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.027292][ T32] r4:84fab400 [ 1345.027311][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.027354][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1345.027380][ T32] r4:00000001 [ 1345.027413][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.027474][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1345.027529][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.027595][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.027677][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.027709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.027780][ T32] r4:84faa640 [ 1345.027923][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.027963][ T32] INFO: task kworker/0:950:5595 blocked for more than 471 seconds. [ 1345.027997][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.028121][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.028195][ T32] task:kworker/0:950 state:D stack:0 pid:5595 tgid:5595 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.028300][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.028346][ T32] Call trace: [ 1345.028376][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1345.028422][ T32] r10:82918930 r9:ebc1dd84 r8:00000002 r7:60000013 r6:ebc1dd8c r5:85810000 [ 1345.028444][ T32] r4:85810000 [ 1345.028463][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1345.028526][ T32] r5:85810000 r4:8291892c [ 1345.028551][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.028591][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.028635][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc1de08 [ 1345.028706][ T32] r4:00000000 [ 1345.028729][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1345.028811][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1345.029065][ T32] r5:00001000 r4:eba3b000 [ 1345.029088][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1345.029347][ T32] r7:dddced80 r6:83018000 r5:85062b8c r4:857fe580 ** 7 printk messages dropped ** [ 1345.029898][ T32] Exception stack(0xebc1dfb0 to 0xebc1dff8) ** 6 printk messages dropped ** [ 1345.046643][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1345.047739][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1345.048350][ T32] r5:84ea6f8c r4:84ea6c00 ** 6 printk messages dropped ** [ 1345.048717][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 6 printk messages dropped ** [ 1345.049016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1345.049457][ T32] r10:82918930 r9:ebbedd84 r8:00000002 r7:60000013 r6:ebbedd8c r5:85810c00 ** 8 printk messages dropped ** [ 1345.049944][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1345.050211][ T32] r5:00001000 r4:eba4b000 ** 1 printk messages dropped ** [ 1345.063260][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1345.064028][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1345.064958][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.065277][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) ** 7 printk messages dropped ** [ 1345.065550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 11 printk messages dropped ** [ 1345.066325][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1345.066675][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) ** 7 printk messages dropped ** [ 1345.066996][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1345.067527][ T32] r4:85813000 ** 5 printk messages dropped ** [ 1345.068109][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.068501][ T32] r9:83018005 r8:85813000 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 1 printk messages dropped ** [ 1345.068614][ T32] r5:00001000 r4:eba89000 [ 1345.068638][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.068677][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.068719][ T32] r5:8506378c r4:85063400 [ 1345.068738][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.068783][ T32] r7:dddced80 r6:83018000 r5:8506378c r4:857fe780 [ 1345.068803][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.068847][ T32] r10:61c88647 r9:85813000 r8:857fe7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.068886][ T32] r4:857fe780 [ 1345.068909][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.068954][ T32] r10:00000000 r9:857fe780 r8:8027f5e8 r7:ebbede60 r6:857fe800 r5:85813000 [ 1345.068978][ T32] r4:00000001 [ 1345.069037][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.069077][ T32] Exception stack(0xebc29fb0 to 0xebc29ff8) [ 1345.069104][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.069132][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.069259][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.069341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.069397][ T32] r4:8506e500 [ 1345.069676][ T32] INFO: task kworker/0:952:5599 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1345.069723][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.069847][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.069903][ T32] Call trace: [ 1345.069984][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1345.070038][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1345.070061][ T32] r4:00000000 [ 1345.070170][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.070236][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1345.070386][ T32] 5d20: b1d6f000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1345.093732][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1345.093846][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1345.093891][ T32] r5:800f0013 r4:80239bb0 [ 1345.093917][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.093984][ T32] r4:82ac11e4 [ 1345.094041][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.094096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1345.094120][ T32] r4:e04e5dc0 [ 1345.094140][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.094209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1345.094259][ T32] r4:00000000 [ 1345.094283][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1345.094330][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1345.094372][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.094421][ T32] r5:00001000 r4:dfecf000 [ 1345.094442][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.094507][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.094553][ T32] r5:84ea6f8c r4:84ea6c00 [ 1345.094674][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.094727][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1345.094749][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.094796][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.094817][ T32] r4:84fab400 [ 1345.094836][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.094890][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1345.094985][ T32] r4:00000001 [ 1345.095008][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.095080][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1345.095111][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.095139][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.095192][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.095226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.095248][ T32] r4:84faa640 [ 1345.095272][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.095343][ T32] INFO: task kworker/0:953:5601 blocked for more than 471 seconds. [ 1345.095406][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.095441][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.095465][ T32] task:kworker/0:953 state:D stack:0 pid:5601 tgid:5601 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.095589][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.095697][ T32] Call trace: [ 1345.095733][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1345.096149][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1345.096646][ T32] r5:00001000 r4:eba79000 [ 1345.096665][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1345.096747][ T32] r5:8506338c r4:85063000 ** 4 printk messages dropped ** [ 1345.097095][ T32] r4:857fe880 ** 6 printk messages dropped ** [ 1345.097424][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.098717][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.099059][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1345.099090][ T32] r5:800f0013 r4:80239bb0 [ 1345.099111][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.099152][ T32] r4:82ac11e4 [ 1345.099171][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.099236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1345.099312][ T32] r4:e04e5dc0 [ 1345.099423][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.099470][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1345.099493][ T32] r4:00000000 [ 1345.099511][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1345.099556][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1345.099577][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.099619][ T32] r5:00001000 r4:dfecf000 [ 1345.099824][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.099923][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.099970][ T32] r5:84ea6f8c r4:84ea6c00 [ 1345.099990][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.100036][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1345.100056][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.100101][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.100122][ T32] r4:84fab400 [ 1345.100141][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.100211][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1345.100312][ T32] r4:00000001 [ 1345.120875][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.120966][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1345.121001][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.121030][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.121057][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.121087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.121110][ T32] r4:84faa640 [ 1345.121133][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.121216][ T32] INFO: task kworker/1:278:5603 blocked for more than 471 seconds. [ 1345.121278][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.121329][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.121355][ T32] task:kworker/1:278 state:D stack:0 pid:5603 tgid:5603 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.121415][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.121487][ T32] Call trace: [ 1345.121560][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1345.121615][ T32] r10:82918930 r9:ebc2dd84 r8:00000002 r7:60000113 r6:ebc2dd8c r5:85811800 [ 1345.121653][ T32] r4:85811800 [ 1345.121675][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1345.121716][ T32] r5:85811800 r4:8291892c [ 1345.121736][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1345.122138][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1345.122516][ T32] r9:83018205 r8:85811800 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1345.122626][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.122673][ T32] r5:00001000 r4:ebaaf000 [ 1345.122693][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.122732][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.122773][ T32] r5:84d49b8c r4:84d49800 [ 1345.122859][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.122920][ T32] r7:ddde2d80 r6:83018200 r5:84d49b8c r4:8506d080 [ 1345.122942][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.122987][ T32] r10:61c88647 r9:85811800 r8:8506d0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.123014][ T32] r4:8506d080 [ 1345.123036][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.123080][ T32] r10:00000000 r9:8506d080 r8:8027f5e8 r7:eb9f1e60 r6:857fe980 r5:85811800 [ 1345.123101][ T32] r4:00000001 [ 1345.123119][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.123152][ T32] Exception stack(0xebc2dfb0 to 0xebc2dff8) [ 1345.123178][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.123206][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.123244][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1345.123829][ T32] INFO: task kworker/1:278:5603 is blocked on a mutex likely owned by task kworker/0:188:3724. ** 9 printk messages dropped ** [ 1345.124386][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 10 printk messages dropped ** [ 1345.124898][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1345.125379][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1345.125670][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) ** 6 printk messages dropped ** [ 1345.125962][ T32] INFO: task kworker/0:954:5605 blocked for more than 471 seconds. ** 7 printk messages dropped ** [ 1345.126238][ T32] r4:85815400 ** 4 printk messages dropped ** [ 1345.126465][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc39e08 ** 9 printk messages dropped ** [ 1345.126896][ T32] r5:00001000 r4:ebb0f000 [ 1345.126919][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1345.127348][ T32] r10:61c88647 r9:85815400 r8:857fea2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1345.127868][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1345.128390][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1345.128647][ T32] r4:00000000 [ 1345.128668][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.128757][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1345.128839][ T32] 5d20: b2549000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1345.128877][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1345.128928][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1345.128955][ T32] r5:800f0013 r4:80239bb0 [ 1345.128975][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.129026][ T32] r4:82ac11e4 [ 1345.129045][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.129086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1345.129108][ T32] r4:e04e5dc0 [ 1345.129144][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.129188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1345.129211][ T32] r4:00000000 [ 1345.129229][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1345.129396][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1345.129424][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.129468][ T32] r5:00001000 r4:dfecf000 [ 1345.129487][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.129636][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.129682][ T32] r5:84ea6f8c r4:84ea6c00 [ 1345.129701][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.129785][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1345.129840][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.129894][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.129943][ T32] r4:84fab400 [ 1345.129966][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.130011][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1345.130033][ T32] r4:00000001 [ 1345.130052][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.130136][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1345.130165][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.130194][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.130236][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.130353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.153910][ T32] r4:84faa640 [ 1345.154019][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.154129][ T32] INFO: task kworker/0:955:5607 blocked for more than 471 seconds. [ 1345.154183][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.154232][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1345.154799][ T32] r4:85816000 ** 7 printk messages dropped ** [ 1345.155180][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1345.155576][ T32] r5:00001000 r4:ebaa3000 [ 1345.155596][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1345.155808][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1345.156554][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.157872][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 7 printk messages dropped ** [ 1345.158241][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1345.158903][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 8 printk messages dropped ** [ 1345.159542][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1345.159965][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1345.160199][ T32] task:kworker/1:279 state:D stack:0 pid:5609 tgid:5609 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1345.179296][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc25e08 ** 8 printk messages dropped ** [ 1345.179791][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1345.179990][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1345.192844][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1345.193107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1345.193876][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.193941][ T32] Call trace: [ 1345.194021][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1345.194075][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1345.194097][ T32] r4:00000000 [ 1345.194116][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.194155][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1345.194208][ T32] 5d20: b2cc6000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1345.194289][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1345.194318][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1345.194353][ T32] r5:800f0013 r4:80239bb0 [ 1345.194375][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.194418][ T32] r4:82ac11e4 [ 1345.194465][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.194512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1345.194558][ T32] r4:e04e5dc0 [ 1345.194581][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.194650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1345.194682][ T32] r4:00000000 [ 1345.194703][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1345.194774][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1345.194799][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.194869][ T32] r5:00001000 r4:dfecf000 [ 1345.194917][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.194960][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.195016][ T32] r5:84ea6f8c r4:84ea6c00 [ 1345.195039][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.195085][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1345.195106][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.195153][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.195176][ T32] r4:84fab400 [ 1345.195244][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.195293][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1345.195315][ T32] r4:00000001 [ 1345.195334][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.195369][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1345.195396][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.195423][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.195459][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.195490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.195512][ T32] r4:84faa640 [ 1345.195534][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.195586][ T32] INFO: task kworker/0:956:5611 blocked for more than 471 seconds. [ 1345.195648][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.195701][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.195725][ T32] task:kworker/0:956 state:D stack:0 pid:5611 tgid:5611 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.195773][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.195920][ T32] Call trace: [ 1345.196004][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1345.196077][ T32] r10:82918930 r9:ebc35d84 r8:00000002 r7:60000113 r6:ebc35d8c r5:85861800 [ 1345.196102][ T32] r4:85861800 [ 1345.196122][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1345.196185][ T32] r5:85861800 r4:8291892c [ 1345.196209][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.196250][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.196296][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc35e08 [ 1345.196317][ T32] r4:00000000 [ 1345.196336][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1345.196372][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1345.196431][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.196500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d8f80 [ 1345.196541][ T32] r4:00000000 [ 1345.196563][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1345.196609][ T32] r9:83018005 r8:85861800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1345.196631][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.196681][ T32] r5:00001000 r4:ebac9000 [ 1345.196703][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.196766][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.196811][ T32] r5:85063f8c r4:85063c00 [ 1345.196831][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.196880][ T32] r7:dddced80 r6:83018000 r5:85063f8c r4:857fec00 [ 1345.196900][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.196945][ T32] r10:61c88647 r9:85861800 r8:857fec2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.196991][ T32] r4:857fec00 [ 1345.197013][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.197058][ T32] r10:00000000 r9:857fec00 r8:8027f5e8 r7:ebc39e60 r6:8506d200 r5:85861800 [ 1345.197081][ T32] r4:00000001 [ 1345.197124][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.197169][ T32] Exception stack(0xebc35fb0 to 0xebc35ff8) [ 1345.197219][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.197249][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.197275][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.197302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.197337][ T32] r4:8506efc0 [ 1345.197641][ T32] INFO: task kworker/0:956:5611 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1345.197699][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1345.198054][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 10 printk messages dropped ** [ 1345.198460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 10 printk messages dropped ** [ 1345.198926][ T32] r5:84ea6f8c r4:84ea6c00 ** 4 printk messages dropped ** [ 1345.199246][ T32] r4:84fab400 ** 4 printk messages dropped ** [ 1345.199483][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) ** 9 printk messages dropped ** [ 1345.200011][ T32] task:kworker/1:280 state:D stack:0 pid:5613 tgid:5613 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1345.224052][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.224098][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc41e08 [ 1345.224120][ T32] r4:00000000 [ 1345.224139][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1345.224175][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1345.224215][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.224256][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508a800 [ 1345.224279][ T32] r4:00000000 [ 1345.224299][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1345.224371][ T32] r9:83018205 r8:85862400 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1345.224399][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.224445][ T32] r5:00001000 r4:ead13000 [ 1345.224466][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.224504][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.224548][ T32] r5:85768f8c r4:85768c00 [ 1345.224615][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.224679][ T32] r7:ddde2d80 r6:83018200 r5:85768f8c r4:8506d280 [ 1345.224724][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.224825][ T32] r10:61c88647 r9:85862400 r8:8506d2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.224851][ T32] r4:8506d280 [ 1345.224876][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.224996][ T32] r10:00000000 r9:8506d280 r8:8027f5e8 r7:eb9f1e60 r6:8506d300 r5:85862400 [ 1345.225030][ T32] r4:00000001 [ 1345.225051][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.225163][ T32] Exception stack(0xebc41fb0 to 0xebc41ff8) [ 1345.225245][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.225308][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.225337][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.225366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.225390][ T32] r4:8508ac40 [ 1345.225896][ T32] INFO: task kworker/1:280:5613 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1345.225939][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.226011][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.226086][ T32] Call trace: [ 1345.226150][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1345.226202][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1345.226249][ T32] r4:00000000 [ 1345.226295][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.226339][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1345.226393][ T32] 5d20: b30e7000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1345.226426][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1345.226453][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1345.226524][ T32] r5:800f0013 r4:80239bb0 [ 1345.226548][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.226699][ T32] r4:82ac11e4 [ 1345.226736][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.226856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1345.226938][ T32] r4:e04e5dc0 [ 1345.227035][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.227120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1345.227196][ T32] r4:00000000 [ 1345.227225][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1345.227272][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1345.227294][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.227383][ T32] r5:00001000 r4:dfecf000 [ 1345.227430][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.227473][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1345.227603][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1345.228155][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.228641][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.229090][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1345.229634][ T32] r5:00001000 r4:eb31b000 [ 1345.229668][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.229737][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1345.230031][ T32] r10:61c88647 r9:85863000 r8:8506d3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1345.237733][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1345.238770][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.238972][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff ** 14 printk messages dropped ** [ 1345.239547][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1345.239999][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) ** 2 printk messages dropped ** [ 1345.240155][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.240210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.240333][ T32] r4:84faa640 [ 1345.253877][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.253941][ T32] INFO: task kworker/0:957:5616 blocked for more than 471 seconds. [ 1345.253979][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.254085][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.254187][ T32] task:kworker/0:957 state:D stack:0 pid:5616 tgid:5616 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.254282][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.254425][ T32] Call trace: [ 1345.254462][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1345.254519][ T32] r10:82918930 r9:ebc4dd84 r8:00000002 r7:60000113 r6:ebc4dd8c r5:85816c00 [ 1345.254543][ T32] r4:85816c00 [ 1345.254645][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1345.254698][ T32] r5:85816c00 r4:8291892c [ 1345.254719][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.254764][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.254911][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc4de08 [ 1345.254938][ T32] r4:00000000 [ 1345.254957][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1345.254995][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1345.255035][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.255075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85801a80 [ 1345.255097][ T32] r4:00000000 [ 1345.255116][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1345.255163][ T32] r9:83018005 r8:85816c00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1345.255205][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.255299][ T32] r5:00001000 r4:ebb87000 [ 1345.255353][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.255403][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.255496][ T32] r5:84fcc78c r4:84fcc400 [ 1345.255520][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.255569][ T32] r7:dddced80 r6:83018000 r5:84fcc78c r4:857fec80 [ 1345.255589][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.255634][ T32] r10:61c88647 r9:85816c00 r8:857fecac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.255656][ T32] r4:857fec80 [ 1345.255703][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.255751][ T32] r10:00000000 r9:857fec80 r8:8027f5e8 r7:ebc39e60 r6:857fed00 r5:85816c00 [ 1345.255773][ T32] r4:00000001 [ 1345.255792][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.255828][ T32] Exception stack(0xebc4dfb0 to 0xebc4dff8) [ 1345.255856][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.255915][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.255979][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.256031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.256056][ T32] r4:8506ef00 [ 1345.256482][ T32] INFO: task kworker/0:957:5616 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1345.256541][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1345.257033][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) ** 5 printk messages dropped ** [ 1345.257286][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1345.257615][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 9 printk messages dropped ** [ 1345.258042][ T32] r4:84fab400 ** 2 printk messages dropped ** [ 1345.258145][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1345.258446][ T32] INFO: task kworker/1:282:5621 blocked for more than 471 seconds. ** 7 printk messages dropped ** [ 1345.258902][ T32] r4:85865400 ** 5 printk messages dropped ** [ 1345.259250][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.259495][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.259615][ T32] r5:00001000 r4:eb189000 ** 2 printk messages dropped ** [ 1345.259741][ T32] r5:8576938c r4:85769000 ** 4 printk messages dropped ** [ 1345.259951][ T32] r4:8506d480 ** 6 printk messages dropped ** [ 1345.260346][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.279981][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.280224][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff ** 9 printk messages dropped ** [ 1345.285367][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1345.285509][ T32] r5:00001000 r4:dfecf000 [ 1345.285532][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.285594][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.285665][ T32] r5:84ea6f8c r4:84ea6c00 [ 1345.285688][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.285759][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1345.285817][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.285869][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.285918][ T32] r4:84fab400 [ 1345.285942][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.285987][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1345.286015][ T32] r4:00000001 [ 1345.286036][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.286072][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1345.286114][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.286146][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.286183][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.286241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.286267][ T32] r4:84faa640 [ 1345.286302][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.286361][ T32] INFO: task kworker/1:283:5622 blocked for more than 471 seconds. [ 1345.286396][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.286421][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.286442][ T32] task:kworker/1:283 state:D stack:0 pid:5622 tgid:5622 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.286545][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.286589][ T32] Call trace: [ 1345.286636][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1345.286687][ T32] r10:82918930 r9:ebb85d84 r8:00000002 r7:60000013 r6:ebb85d8c r5:85866000 [ 1345.286710][ T32] r4:85866000 [ 1345.286752][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1345.286796][ T32] r5:85866000 r4:8291892c [ 1345.286817][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.286871][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.286921][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb85e08 [ 1345.286945][ T32] r4:00000000 [ 1345.286988][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1345.287030][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1345.287066][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.287107][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505a1c0 [ 1345.287128][ T32] r4:00000000 [ 1345.287145][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1345.287212][ T32] r9:83018205 r8:85866000 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1345.287236][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.287279][ T32] r5:00001000 r4:eb44d000 [ 1345.287298][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.287337][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.287404][ T32] r5:85769f8c r4:85769c00 [ 1345.287426][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.287470][ T32] r7:ddde2d80 r6:83018200 r5:85769f8c r4:8506d580 [ 1345.287490][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.287534][ T32] r10:61c88647 r9:85866000 r8:8506d5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.287649][ T32] r4:8506d580 [ 1345.287671][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.287714][ T32] r10:00000000 r9:8506d580 r8:8027f5e8 r7:ebc45e60 r6:8506d600 r5:85866000 [ 1345.287735][ T32] r4:00000001 [ 1345.287754][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.287788][ T32] Exception stack(0xebb85fb0 to 0xebb85ff8) [ 1345.287815][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.287842][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.287872][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.287906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.287930][ T32] r4:8508a300 [ 1345.288371][ T32] INFO: task kworker/1:283:5622 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1345.288408][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.288496][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.288568][ T32] Call trace: [ 1345.288599][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1345.288672][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1345.288699][ T32] r4:00000000 [ 1345.288741][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.288808][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1345.288840][ T32] 5d20: b366b000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1345.288901][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1345.288930][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1345.288954][ T32] r5:800f0013 r4:80239bb0 [ 1345.288974][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.289015][ T32] r4:82ac11e4 [ 1345.289107][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.289254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1345.289355][ T32] r4:e04e5dc0 [ 1345.289378][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.289421][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1345.289469][ T32] r4:00000000 [ 1345.289491][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1345.289540][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1345.289586][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.289646][ T32] r5:00001000 r4:dfecf000 [ 1345.289668][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.289707][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.289748][ T32] r5:84ea6f8c r4:84ea6c00 [ 1345.289803][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.289879][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1345.289927][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.290041][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1345.290139][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 5 printk messages dropped ** [ 1345.303074][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1345.303215][ T32] INFO: task kworker/1:284:5623 blocked for more than 471 seconds. ** 2 printk messages dropped ** [ 1345.303323][ T32] task:kworker/1:284 state:D stack:0 pid:5623 tgid:5623 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.303379][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.303446][ T32] Call trace: [ 1345.303478][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1345.303530][ T32] r10:82918930 r9:ebc51d84 r8:00000002 r7:60000113 r6:ebc51d8c r5:85863c00 [ 1345.303630][ T32] r4:85863c00 [ 1345.303655][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1345.303698][ T32] r5:85863c00 r4:8291892c [ 1345.303717][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.303778][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.303836][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc51e08 [ 1345.303858][ T32] r4:00000000 [ 1345.303885][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1345.303947][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1345.303991][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.304034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505a000 [ 1345.304055][ T32] r4:00000000 [ 1345.304100][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1345.304151][ T32] r9:83018205 r8:85863c00 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1345.304173][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.304215][ T32] r5:00001000 r4:eb37f000 [ 1345.304257][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.304300][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.304353][ T32] r5:85769b8c r4:85769800 [ 1345.304376][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.304424][ T32] r7:ddde2d80 r6:83018200 r5:85769b8c r4:8506d680 [ 1345.304447][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.304523][ T32] r10:61c88647 r9:85863c00 r8:8506d6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.304548][ T32] r4:8506d680 [ 1345.304568][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.304613][ T32] r10:00000000 r9:8506d680 r8:8027f5e8 r7:ebb85e60 r6:8506d700 r5:85863c00 [ 1345.304684][ T32] r4:00000001 [ 1345.304707][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.304746][ T32] Exception stack(0xebc51fb0 to 0xebc51ff8) [ 1345.304772][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.304800][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.304826][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.304869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.304916][ T32] r4:8476e780 [ 1345.305347][ T32] INFO: task kworker/1:284:5623 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1345.305380][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.305489][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.305652][ T32] Call trace: [ 1345.305709][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1345.306034][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1345.306086][ T32] r4:00000000 [ 1345.306116][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.306156][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1345.306259][ T32] 5d20: b39e0000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1345.306298][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1345.306326][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1345.306350][ T32] r5:800f0013 r4:80239bb0 [ 1345.306370][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.306410][ T32] r4:82ac11e4 [ 1345.306442][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.306535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1345.306568][ T32] r4:e04e5dc0 [ 1345.306588][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.306644][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1345.306669][ T32] r4:00000000 [ 1345.306773][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1345.306848][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1345.306879][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.306922][ T32] r5:00001000 r4:dfecf000 [ 1345.306999][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.307048][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.307090][ T32] r5:84ea6f8c r4:84ea6c00 [ 1345.307157][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.307233][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1345.307291][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.307441][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.307516][ T32] r4:84fab400 [ 1345.307563][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.307612][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1345.307685][ T32] r4:00000001 [ 1345.307731][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.307785][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1345.307857][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.307917][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.307954][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.307981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.308027][ T32] r4:84faa640 [ 1345.308050][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.308075][ T32] INFO: task kworker/1:285:5626 blocked for more than 471 seconds. [ 1345.308102][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.308130][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.308152][ T32] task:kworker/1:285 state:D stack:0 pid:5626 tgid:5626 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.308221][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.308295][ T32] Call trace: [ 1345.308411][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1345.308460][ T32] r10:82918930 r9:ebc55d84 r8:00000002 r7:60000013 r6:ebc55d8c r5:85864800 [ 1345.308510][ T32] r4:85864800 [ 1345.308539][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1345.308605][ T32] r5:85864800 r4:8291892c [ 1345.308627][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.308668][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.308712][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc55e08 [ 1345.308791][ T32] r4:00000000 [ 1345.308839][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1345.308908][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1345.309000][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.309045][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505a600 [ 1345.309067][ T32] r4:00000000 [ 1345.309118][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1345.309165][ T32] r9:83018205 r8:85864800 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1345.309185][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.309250][ T32] r5:00001000 r4:eb537000 [ 1345.309273][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.309340][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.309394][ T32] r5:8576a78c r4:8576a400 [ 1345.309427][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.309474][ T32] r7:ddde2d80 r6:83018200 r5:8576a78c r4:8506d780 [ 1345.309556][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1345.309875][ T32] r10:00000000 r9:8506d780 r8:8027f5e8 r7:ebb85e60 r6:8506d800 r5:85864800 ** 10 printk messages dropped ** [ 1345.334175][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1345.334445][ T32] r4:00000000 [ 1345.334490][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.334533][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1345.334563][ T32] 5d20: b3e47000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1345.334592][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1345.334675][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1345.334704][ T32] r5:800f0013 r4:80239bb0 [ 1345.334725][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.334877][ T32] r4:82ac11e4 [ 1345.334906][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.334951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1345.334974][ T32] r4:e04e5dc0 [ 1345.335014][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.335060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 3 printk messages dropped ** [ 1345.335213][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1345.335582][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1345.335998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1345.336491][ T32] r10:82918930 r9:ebc59d84 r8:00000002 r7:60000113 r6:ebc59d8c r5:85616c00 ** 8 printk messages dropped ** [ 1345.336915][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1345.337466][ T32] r5:00001000 r4:eb50d000 [ 1345.337521][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1345.337872][ T32] r10:61c88647 r9:85616c00 r8:8506d8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1345.338472][ T32] r4:8505a380 ** 5 printk messages dropped ** [ 1345.339042][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 8 printk messages dropped ** [ 1345.339422][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1345.339793][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1345.339912][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.339955][ T32] r5:00001000 r4:dfecf000 [ 1345.339975][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.340040][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.340094][ T32] r5:84ea6f8c r4:84ea6c00 [ 1345.340131][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.340245][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1345.340351][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.355705][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.355804][ T32] r4:84fab400 [ 1345.355837][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.355921][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1345.355965][ T32] r4:00000001 [ 1345.355988][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.356077][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1345.356111][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.356190][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.356225][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.356254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.356276][ T32] r4:84faa640 [ 1345.356300][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.356358][ T32] INFO: task kworker/1:287:5630 blocked for more than 471 seconds. [ 1345.356417][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.356445][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.356468][ T32] task:kworker/1:287 state:D stack:0 pid:5630 tgid:5630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.356593][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.356706][ T32] Call trace: [ 1345.356748][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1345.356823][ T32] r10:82918930 r9:ebc5dd84 r8:00000002 r7:60000013 r6:ebc5dd8c r5:85868000 [ 1345.356850][ T32] r4:85868000 [ 1345.356889][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1345.356934][ T32] r5:85868000 r4:8291892c [ 1345.356977][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1345.357380][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 1345.357514][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1345.357642][ T32] r9:83018205 r8:85868000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1345.357668][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.357779][ T32] r5:00001000 r4:eb66f000 [ 1345.357812][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.357854][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.357901][ T32] r5:8576ab8c r4:8576a800 [ 1345.357921][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.357990][ T32] r7:ddde2d80 r6:83018200 r5:8576ab8c r4:8506d980 [ 1345.358025][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.358073][ T32] r10:61c88647 r9:85868000 r8:8506d9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.358096][ T32] r4:8506d980 [ 1345.358114][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.358157][ T32] r10:00000000 r9:8506d980 r8:8027f5e8 r7:ebc55e60 r6:8506da00 r5:85868000 [ 1345.358238][ T32] r4:00000001 [ 1345.358259][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.358318][ T32] Exception stack(0xebc5dfb0 to 0xebc5dff8) [ 1345.358349][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.358376][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.358450][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.358482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.358505][ T32] r4:8505a740 [ 1345.358932][ T32] INFO: task kworker/1:287:5630 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1345.359039][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.359098][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1345.359301][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1345.359688][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1345.359951][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.360205][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1345.380094][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1345.386274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1345.387221][ T32] r4:85869800 [ 1345.387266][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1345.387393][ T32] r5:85869800 r4:8291892c [ 1345.387453][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.387546][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.387652][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc65e08 [ 1345.387703][ T32] r4:00000000 [ 1345.387750][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1345.387832][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1345.387921][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.388009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505ad00 [ 1345.388059][ T32] r4:00000000 [ 1345.388173][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1345.388289][ T32] r9:83018205 r8:85869800 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1345.388344][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.388449][ T32] r5:00001000 r4:eb727000 [ 1345.388521][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.388648][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.388757][ T32] r5:8576bb8c r4:8576b800 [ 1345.388803][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.388906][ T32] r7:ddde2d80 r6:83018200 r5:8576bb8c r4:8506da80 [ 1345.388973][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.389092][ T32] r10:61c88647 r9:85869800 r8:8506daac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.389149][ T32] r4:8506da80 ** 1 printk messages dropped ** [ 1345.389317][ T32] r10:00000000 r9:8506da80 r8:8027f5e8 r7:ebc5de60 r6:8506db00 r5:85869800 ** 10 printk messages dropped ** [ 1345.406650][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.407378][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 10 printk messages dropped ** [ 1345.408144][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 11 printk messages dropped ** [ 1345.409164][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1345.409737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1345.432060][ T32] r4:85813c00 ** 3 printk messages dropped ** [ 1345.432368][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1345.433306][ T32] r5:00001000 r4:eb69f000 [ 1345.433389][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1345.434091][ T32] r10:61c88647 r9:85813c00 r8:8506dbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1345.434744][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.434803][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.434885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.434945][ T32] r4:8505a9c0 [ 1345.435701][ T32] INFO: task kworker/1:289:5634 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1345.435793][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.435937][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.436070][ T32] Call trace: [ 1345.436174][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1345.436290][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1345.436342][ T32] r4:00000000 [ 1345.436389][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.436477][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1345.436559][ T32] 5d20: b462f000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1345.436652][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1345.436717][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1345.436791][ T32] r5:800f0013 r4:80239bb0 [ 1345.436857][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.436951][ T32] r4:82ac11e4 [ 1345.437008][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.437106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1345.437151][ T32] r4:e04e5dc0 [ 1345.437188][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.437270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1345.437335][ T32] r4:00000000 [ 1345.437398][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1345.437506][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1345.437569][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.437674][ T32] r5:00001000 r4:dfecf000 [ 1345.437733][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.437848][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.437938][ T32] r5:84ea6f8c r4:84ea6c00 [ 1345.437978][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.438069][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1345.438114][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.438207][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.438271][ T32] r4:84fab400 [ 1345.438319][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.438411][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1345.438461][ T32] r4:00000001 [ 1345.438504][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.438577][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1345.438645][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.438708][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.438772][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.438833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.438880][ T32] r4:84faa640 [ 1345.439024][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.439116][ T32] INFO: task kworker/1:290:5636 blocked for more than 471 seconds. [ 1345.439188][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.439256][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1345.439749][ T32] r10:82918930 r9:ebc71d84 r8:00000002 r7:60000013 r6:ebc71d8c r5:85814800 ** 10 printk messages dropped ** [ 1345.471343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505ab80 ** 4 printk messages dropped ** [ 1345.471725][ T32] r5:00001000 r4:eb6eb000 [ 1345.471899][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1345.472240][ T32] r7:ddde2d80 r6:83018200 r5:8576b38c r4:8506dc00 ** 7 printk messages dropped ** [ 1345.472941][ T32] Exception stack(0xebc71fb0 to 0xebc71ff8) ** 6 printk messages dropped ** [ 1345.474208][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1345.475652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 13 printk messages dropped ** [ 1345.476856][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1345.477532][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1345.478134][ T32] task:kworker/1:291 state:D stack:0 pid:5637 tgid:5637 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.478229][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.478335][ T32] Call trace: [ 1345.478411][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1345.478509][ T32] r10:82918930 r9:ebc75d84 r8:00000002 r7:60000113 r6:ebc75d8c r5:84e70000 [ 1345.478561][ T32] r4:84e70000 [ 1345.478626][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1345.478727][ T32] r5:84e70000 r4:8291892c [ 1345.478791][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.478893][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.478995][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc75e08 [ 1345.479047][ T32] r4:00000000 [ 1345.479126][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1345.479214][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1345.479292][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.479392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8505ac80 [ 1345.479442][ T32] r4:00000000 [ 1345.479483][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1345.479592][ T32] r9:83018205 r8:84e70000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1345.479658][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.479748][ T32] r5:00001000 r4:eb709000 [ 1345.479793][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.479892][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.480013][ T32] r5:8576b78c r4:8576b400 [ 1345.480066][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.480160][ T32] r7:ddde2d80 r6:83018200 r5:8576b78c r4:8506dc80 [ 1345.480206][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.500912][ T32] r10:61c88647 r9:84e70000 r8:8506dcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.501069][ T32] r4:8506dc80 [ 1345.501128][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.501270][ T32] r10:00000000 r9:8506dc80 r8:8027f5e8 r7:ebc65e60 r6:857fee80 r5:84e70000 [ 1345.501320][ T32] r4:00000001 [ 1345.501364][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.501443][ T32] Exception stack(0xebc75fb0 to 0xebc75ff8) [ 1345.501536][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.501615][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.501706][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.501810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.501864][ T32] r4:8505a900 [ 1345.502650][ T32] INFO: task kworker/1:291:5637 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1345.502721][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1345.503697][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff ** 10 printk messages dropped ** [ 1345.504486][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 10 printk messages dropped ** [ 1345.505344][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1345.506107][ T32] r4:84faa640 ** 5 printk messages dropped ** [ 1345.506594][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1345.507423][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc7de08 ** 9 printk messages dropped ** [ 1345.508248][ T32] r5:00001000 r4:eb74d000 ** 1 printk messages dropped ** [ 1345.508374][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1345.509192][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1345.509812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1345.532006][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1345.532058][ T32] r4:00000000 [ 1345.532103][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.532188][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1345.532254][ T32] 5d20: b4f5e000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1345.532322][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1345.532378][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1345.532433][ T32] r5:800f0013 r4:80239bb0 [ 1345.532478][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.532568][ T32] r4:82ac11e4 [ 1345.532641][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.532740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1345.532790][ T32] r4:e04e5dc0 [ 1345.532835][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.532926][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1345.532993][ T32] r4:00000000 [ 1345.533044][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1345.533144][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1345.533192][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.533282][ T32] r5:00001000 r4:dfecf000 [ 1345.533328][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.533423][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.533540][ T32] r5:84ea6f8c r4:84ea6c00 [ 1345.533593][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.533802][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1345.533883][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.533994][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.534050][ T32] r4:84fab400 [ 1345.534099][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.534226][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1345.534349][ T32] r4:00000001 [ 1345.534407][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.534504][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1345.534579][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.534659][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.534741][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.534814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.534866][ T32] r4:84faa640 [ 1345.534919][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.534982][ T32] INFO: task kworker/1:293:5642 blocked for more than 472 seconds. [ 1345.535051][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.535105][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.535222][ T32] task:kworker/1:293 state:D stack:0 pid:5642 tgid:5642 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.535453][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.535558][ T32] Call trace: [ 1345.535719][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1345.535833][ T32] r10:82918930 r9:ebc81d84 r8:00000002 r7:60000013 r6:ebc81d8c r5:84e72400 [ 1345.535989][ T32] r4:84e72400 ** 3 printk messages dropped ** [ 1345.536318][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1345.537177][ T32] r5:00001000 r4:eb771000 [ 1345.537238][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1345.537533][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1345.538501][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.539974][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 10 printk messages dropped ** [ 1345.569185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 10 printk messages dropped ** [ 1345.570103][ T32] r5:84ea6f8c r4:84ea6c00 ** 4 printk messages dropped ** [ 1345.581553][ T32] r4:84fab400 ** 2 printk messages dropped ** [ 1345.581838][ T32] r4:00000001 [ 1345.581913][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.582036][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1345.582134][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.582204][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.582267][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.582333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.582382][ T32] r4:84faa640 [ 1345.582434][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.582520][ T32] INFO: task kworker/1:294:5644 blocked for more than 472 seconds. [ 1345.582619][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.582680][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.582742][ T32] task:kworker/1:294 state:D stack:0 pid:5644 tgid:5644 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.582867][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.582969][ T32] Call trace: [ 1345.583062][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1345.583165][ T32] r10:82918930 r9:ebc85d84 r8:00000002 r7:60000113 r6:ebc85d8c r5:84e73000 [ 1345.583218][ T32] r4:84e73000 [ 1345.583278][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1345.583376][ T32] r5:84e73000 r4:8291892c [ 1345.583450][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.583611][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.583748][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc85e08 [ 1345.583828][ T32] r4:00000000 [ 1345.583887][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1345.584026][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1345.584132][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.584230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504d240 [ 1345.584327][ T32] r4:00000000 [ 1345.584385][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1345.584504][ T32] r9:83018205 r8:84e73000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1345.584558][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.584670][ T32] r5:00001000 r4:eb793000 [ 1345.584720][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.584807][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.584901][ T32] r5:8577038c r4:85770000 [ 1345.584950][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.585060][ T32] r7:ddde2d80 r6:83018200 r5:8577038c r4:8506de00 ** 2 printk messages dropped ** [ 1345.585298][ T32] r4:8506de00 ** 8 printk messages dropped ** [ 1345.586058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1345.587673][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) ** 7 printk messages dropped ** [ 1345.588293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 11 printk messages dropped ** [ 1345.589176][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1345.590046][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1345.614478][ T32] task:kworker/1:295 state:D stack:0 pid:5646 tgid:5646 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1345.614985][ T32] r4:84e73c00 ** 2 printk messages dropped ** [ 1345.615159][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1345.615674][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1345.616161][ T32] r5:00001000 r4:eb92b000 [ 1345.616217][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.616322][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1345.616490][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1345.616841][ T32] r4:8506de80 ** 2 printk messages dropped ** [ 1345.617106][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1345.617542][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1345.618644][ T32] INFO: task kworker/1:295:5646 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1345.618731][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.618887][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.618996][ T32] Call trace: [ 1345.619073][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1345.619242][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1345.619316][ T32] r4:00000000 [ 1345.619377][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.619490][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1345.619581][ T32] 5d20: b5707000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1345.619683][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1345.619882][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1345.619954][ T32] r5:800f0013 r4:80239bb0 [ 1345.620019][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.620133][ T32] r4:82ac11e4 [ 1345.620197][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.640910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1345.641000][ T32] r4:e04e5dc0 [ 1345.641026][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.641096][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1345.641141][ T32] r4:00000000 [ 1345.641166][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1345.641274][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1345.641328][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.641379][ T32] r5:00001000 r4:dfecf000 [ 1345.641420][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.641486][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.641554][ T32] r5:84ea6f8c r4:84ea6c00 [ 1345.641577][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.641635][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1345.641656][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.641752][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.641826][ T32] r4:84fab400 [ 1345.641907][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.641978][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1345.642024][ T32] r4:00000001 [ 1345.642046][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.642085][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1345.642115][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.642142][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.642187][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.642220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.642265][ T32] r4:84faa640 [ 1345.642293][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.642324][ T32] INFO: task kworker/1:296:5648 blocked for more than 472 seconds. [ 1345.642380][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.642449][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.642475][ T32] task:kworker/1:296 state:D stack:0 pid:5648 tgid:5648 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.642558][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.642603][ T32] Call trace: [ 1345.642654][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1345.642705][ T32] r10:82918930 r9:ebc8dd84 r8:00000002 r7:60000013 r6:ebc8dd8c r5:84e74800 [ 1345.642727][ T32] r4:84e74800 [ 1345.642787][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1345.642874][ T32] r5:84e74800 r4:8291892c [ 1345.642919][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.642993][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.643073][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc8de08 [ 1345.643205][ T32] r4:00000000 [ 1345.643240][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1345.643305][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1345.643345][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.643461][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504d4c0 [ 1345.643486][ T32] r4:00000000 [ 1345.643505][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1345.643582][ T32] r9:83018205 r8:84e74800 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1345.643615][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.643659][ T32] r5:00001000 r4:eb97d000 [ 1345.643678][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.643736][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.643782][ T32] r5:85770b8c r4:85770800 [ 1345.643801][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.643845][ T32] r7:ddde2d80 r6:83018200 r5:85770b8c r4:8506df00 [ 1345.643907][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.644001][ T32] r10:61c88647 r9:84e74800 r8:8506df2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.644045][ T32] r4:8506df00 [ 1345.644078][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.644157][ T32] r10:00000000 r9:8506df00 r8:8027f5e8 r7:ebc89e60 r6:85806100 r5:84e74800 [ 1345.644284][ T32] r4:00000001 [ 1345.644348][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.644386][ T32] Exception stack(0xebc8dfb0 to 0xebc8dff8) [ 1345.644413][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1345.644493][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1345.645188][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1345.645413][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 4 printk messages dropped ** [ 1345.645576][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 5 printk messages dropped ** [ 1345.645868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 6 printk messages dropped ** [ 1345.646138][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1345.646435][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1345.646546][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1345.646845][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1345.647032][ T32] INFO: task kworker/1:297:5650 blocked for more than 472 seconds. ** 3 printk messages dropped ** [ 1345.647221][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1345.647386][ T32] r10:82918930 r9:ebc91d84 r8:00000002 r7:60000013 r6:ebc91d8c r5:84e75400 [ 1345.647429][ T32] r4:84e75400 [ 1345.647451][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1345.647491][ T32] r5:84e75400 r4:8291892c [ 1345.647510][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.647567][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.647622][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc91e08 [ 1345.647644][ T32] r4:00000000 [ 1345.647664][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1345.647703][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1345.647814][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.647891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fd2140 [ 1345.647936][ T32] r4:00000000 [ 1345.647985][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1345.648032][ T32] r9:83018205 r8:84e75400 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1345.648053][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.648093][ T32] r5:00001000 r4:ebcb3000 [ 1345.648133][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.648191][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.648236][ T32] r5:84fcd78c r4:84fcd400 [ 1345.648305][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.648373][ T32] r7:ddde2d80 r6:83018200 r5:84fcd78c r4:8506df80 [ 1345.648418][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.648468][ T32] r10:61c88647 r9:84e75400 r8:8506dfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.648516][ T32] r4:8506df80 [ 1345.648538][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.648618][ T32] r10:00000000 r9:8506df80 r8:8027f5e8 r7:ebc8de60 r6:85806180 r5:84e75400 [ 1345.648645][ T32] r4:00000001 [ 1345.648664][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.648716][ T32] Exception stack(0xebc91fb0 to 0xebc91ff8) [ 1345.648745][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.648772][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.648815][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.648850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.648886][ T32] r4:8504d440 [ 1345.649128][ T32] INFO: task kworker/1:297:5650 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1345.649180][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.649268][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.649338][ T32] Call trace: [ 1345.649438][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1345.649490][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1345.649512][ T32] r4:00000000 [ 1345.649530][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.649567][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1345.649595][ T32] 5d20: b59bf000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1345.649652][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1345.649743][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1345.649816][ T32] r5:800f0013 r4:80239bb0 [ 1345.649842][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.649906][ T32] r4:82ac11e4 [ 1345.649934][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.649977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1345.650018][ T32] r4:e04e5dc0 [ 1345.650060][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.650106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1345.650150][ T32] r4:00000000 [ 1345.650172][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1345.650238][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1345.650335][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.670852][ T32] r5:00001000 r4:dfecf000 [ 1345.670901][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.670970][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.671014][ T32] r5:84ea6f8c r4:84ea6c00 [ 1345.671070][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.671123][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1345.671144][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.671211][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.671240][ T32] r4:84fab400 [ 1345.671260][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.671306][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1345.671328][ T32] r4:00000001 [ 1345.671367][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.671408][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1345.671549][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.671602][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.671647][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.671696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.671722][ T32] r4:84faa640 [ 1345.671749][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.671782][ T32] INFO: task kworker/1:298:5651 blocked for more than 472 seconds. [ 1345.671815][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.671859][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.671918][ T32] task:kworker/1:298 state:D stack:0 pid:5651 tgid:5651 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.672015][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.672084][ T32] Call trace: [ 1345.672205][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1345.672260][ T32] r10:82918930 r9:ebc79d84 r8:00000002 r7:60000013 r6:ebc79d8c r5:8586bc00 [ 1345.672303][ T32] r4:8586bc00 [ 1345.672326][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1345.672368][ T32] r5:8586bc00 r4:8291892c [ 1345.672387][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.672425][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.672493][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc79e08 [ 1345.672560][ T32] r4:00000000 [ 1345.672603][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1345.672650][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1345.672746][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.672793][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504da00 [ 1345.672829][ T32] r4:00000000 [ 1345.672851][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1345.672899][ T32] r9:83018205 r8:8586bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 ** 1 printk messages dropped ** [ 1345.673051][ T32] r5:00001000 r4:ebbb1000 ** 3 printk messages dropped ** [ 1345.673189][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.673232][ T32] r7:ddde2d80 r6:83018200 r5:85770f8c r4:85064000 [ 1345.673257][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.673319][ T32] r10:61c88647 r9:8586bc00 r8:8506402c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.673364][ T32] r4:85064000 [ 1345.673461][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.673509][ T32] r10:00000000 r9:85064000 r8:8027f5e8 r7:ebc91e60 r6:85064080 r5:8586bc00 [ 1345.673592][ T32] r4:00000001 [ 1345.673664][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.673725][ T32] Exception stack(0xebc79fb0 to 0xebc79ff8) [ 1345.673783][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.673816][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.673842][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.673890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.673939][ T32] r4:8504d440 [ 1345.674368][ T32] INFO: task kworker/1:298:5651 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1345.674400][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.674518][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.674567][ T32] Call trace: [ 1345.674612][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1345.674700][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1345.674727][ T32] r4:00000000 [ 1345.674765][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.674822][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1345.674880][ T32] 5d20: b5dee000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1345.674912][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1345.674938][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1345.675042][ T32] r5:800f0013 r4:80239bb0 [ 1345.675082][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.675131][ T32] r4:82ac11e4 [ 1345.675150][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.675191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1345.675234][ T32] r4:e04e5dc0 [ 1345.675257][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.675299][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1345.675343][ T32] r4:00000000 [ 1345.675366][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1345.675411][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1345.675431][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.675513][ T32] r5:00001000 r4:dfecf000 [ 1345.675535][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.675574][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.675703][ T32] r5:84ea6f8c r4:84ea6c00 [ 1345.675726][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.675792][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1345.675857][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.675906][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.675963][ T32] r4:84fab400 [ 1345.676029][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.676081][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1345.676103][ T32] r4:00000001 [ 1345.676121][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.676155][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1345.676202][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.676279][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.676330][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.676362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.676398][ T32] r4:84faa640 [ 1345.676420][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.676467][ T32] INFO: task kworker/0:958:5653 blocked for more than 472 seconds. ** 6 printk messages dropped ** [ 1345.676985][ T32] r10:82918930 r9:ebc99d84 r8:00000002 r7:60000113 r6:ebc99d8c r5:8586c800 ** 8 printk messages dropped ** [ 1345.677386][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1345.677861][ T32] r5:00001000 r4:ebb8f000 [ 1345.677896][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1345.678039][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1345.678390][ T32] Exception stack(0xebc99fb0 to 0xebc99ff8) ** 2 printk messages dropped ** [ 1345.678468][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1345.678864][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1345.679076][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.679216][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 2 printk messages dropped ** [ 1345.679361][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.679400][ T32] r4:82ac11e4 [ 1345.679441][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.679485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1345.679508][ T32] r4:e04e5dc0 [ 1345.679526][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.679566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1345.679587][ T32] r4:00000000 [ 1345.679609][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1345.679679][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1345.679708][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.679774][ T32] r5:00001000 r4:dfecf000 [ 1345.679797][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.679837][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.679901][ T32] r5:84ea6f8c r4:84ea6c00 [ 1345.679923][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.679969][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1345.679989][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.680064][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.680089][ T32] r4:84fab400 [ 1345.680129][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.680176][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1345.680198][ T32] r4:00000001 [ 1345.680217][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.680251][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1345.680350][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.700824][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.700875][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.700910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.700955][ T32] r4:84faa640 [ 1345.701005][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.701050][ T32] INFO: task kworker/0:959:5655 blocked for more than 472 seconds. [ 1345.701084][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.701109][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.701130][ T32] task:kworker/0:959 state:D stack:0 pid:5655 tgid:5655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.701185][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.701286][ T32] Call trace: [ 1345.701344][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1345.701438][ T32] r10:82918930 r9:ebc49d84 r8:00000002 r7:60000113 r6:ebc49d8c r5:84e76000 [ 1345.701485][ T32] r4:84e76000 [ 1345.701534][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1345.701604][ T32] r5:84e76000 r4:8291892c [ 1345.701660][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.701705][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.701795][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc49e08 [ 1345.701836][ T32] r4:00000000 [ 1345.701881][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1345.701924][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1345.701964][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.702006][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fd2200 [ 1345.702028][ T32] r4:00000000 [ 1345.702067][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1345.702117][ T32] r9:83018005 r8:84e76000 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1345.702139][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.702204][ T32] r5:00001000 r4:ebcb9000 [ 1345.702248][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.702312][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.702358][ T32] r5:84fcdb8c r4:84fcd800 [ 1345.702378][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.702427][ T32] r7:dddced80 r6:83018000 r5:84fcdb8c r4:85806280 [ 1345.702447][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.702535][ T32] r10:61c88647 r9:84e76000 r8:858062ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.702561][ T32] r4:85806280 [ 1345.702601][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1345.702816][ T32] Exception stack(0xebc49fb0 to 0xebc49ff8) ** 2 printk messages dropped ** [ 1345.702957][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1345.703953][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) ** 7 printk messages dropped ** [ 1345.704351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 6 printk messages dropped ** [ 1345.704639][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.704714][ T32] r5:00001000 r4:dfecf000 [ 1345.704756][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.704798][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.704862][ T32] r5:84ea6f8c r4:84ea6c00 [ 1345.704904][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.704995][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1345.705041][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.705112][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.705139][ T32] r4:84fab400 [ 1345.705158][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.705225][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1345.705250][ T32] r4:00000001 [ 1345.705283][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.705327][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1345.705381][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.705431][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.705481][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.705512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.705534][ T32] r4:84faa640 [ 1345.705579][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.705611][ T32] INFO: task kworker/0:960:5656 blocked for more than 472 seconds. [ 1345.705640][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.705683][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.705708][ T32] task:kworker/0:960 state:D stack:0 pid:5656 tgid:5656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.705850][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.705897][ T32] Call trace: [ 1345.705948][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1345.705997][ T32] r10:82918930 r9:ebc95d84 r8:00000002 r7:60000113 r6:ebc95d8c r5:84e76c00 [ 1345.706019][ T32] r4:84e76c00 [ 1345.706038][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1345.706077][ T32] r5:84e76c00 r4:8291892c [ 1345.706096][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.706154][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.706209][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc95e08 [ 1345.706232][ T32] r4:00000000 [ 1345.706251][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1345.706287][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1345.706328][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.706396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85801dc0 [ 1345.706421][ T32] r4:00000000 [ 1345.706440][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1345.706483][ T32] r9:83018005 r8:84e76c00 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1345.706503][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.706545][ T32] r5:00001000 r4:ebba9000 [ 1345.706564][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.706601][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.706648][ T32] r5:84fccf8c r4:84fccc00 [ 1345.706712][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.706790][ T32] r7:dddced80 r6:83018000 r5:84fccf8c r4:85806380 [ 1345.706834][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.706883][ T32] r10:61c88647 r9:84e76c00 r8:858063ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.706926][ T32] r4:85806380 [ 1345.706947][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.706993][ T32] r10:00000000 r9:85806380 r8:8027f5e8 r7:ebc49e60 r6:85806400 r5:84e76c00 [ 1345.707016][ T32] r4:00000001 [ 1345.707053][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.707091][ T32] Exception stack(0xebc95fb0 to 0xebc95ff8) [ 1345.707118][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.707145][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.707170][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.707220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.707246][ T32] r4:85801b80 [ 1345.707482][ T32] INFO: task kworker/0:960:5656 is blocked on a mutex likely owned by task kworker/0:188:3724. ** 5 printk messages dropped ** [ 1345.707808][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.708016][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1345.708398][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1345.708695][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1345.708927][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 4 printk messages dropped ** [ 1345.709159][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1345.709212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.709260][ T32] r4:84faa640 [ 1345.709303][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.709356][ T32] INFO: task kworker/0:961:5659 blocked for more than 472 seconds. [ 1345.709385][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.709409][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.709490][ T32] task:kworker/0:961 state:D stack:0 pid:5659 tgid:5659 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.709599][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.709676][ T32] Call trace: [ 1345.709708][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1345.709754][ T32] r10:82918930 r9:ebca1d84 r8:00000002 r7:60000113 r6:ebca1d8c r5:84e70c00 [ 1345.709846][ T32] r4:84e70c00 [ 1345.709876][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1345.709938][ T32] r5:84e70c00 r4:8291892c [ 1345.709981][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.710023][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.710089][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebca1e08 [ 1345.710115][ T32] r4:00000000 [ 1345.710179][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1345.710221][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1345.710278][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.734734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fd2000 [ 1345.734850][ T32] r4:00000000 [ 1345.734879][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1345.734951][ T32] r9:83018005 r8:84e70c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1345.734991][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.735082][ T32] r5:00001000 r4:ebbd9000 [ 1345.735110][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.735158][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.735202][ T32] r5:84fcd38c r4:84fcd000 [ 1345.735235][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.735308][ T32] r7:dddced80 r6:83018000 r5:84fcd38c r4:85806480 [ 1345.735372][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.735445][ T32] r10:61c88647 r9:84e70c00 r8:858064ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.735471][ T32] r4:85806480 [ 1345.735500][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.735573][ T32] r10:00000000 r9:85806480 r8:8027f5e8 r7:ebc49e60 r6:85806500 r5:84e70c00 [ 1345.735598][ T32] r4:00000001 [ 1345.735633][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.735679][ T32] Exception stack(0xebca1fb0 to 0xebca1ff8) [ 1345.735710][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.735739][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.735764][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.735813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.735861][ T32] r4:85801d80 [ 1345.736284][ T32] INFO: task kworker/0:961:5659 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1345.736318][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.736384][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.736454][ T32] Call trace: [ 1345.736496][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1345.736561][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1345.736610][ T32] r4:00000000 [ 1345.736670][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.736777][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1345.736831][ T32] 5d20: b661e000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1345.736864][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1345.736936][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1345.736963][ T32] r5:800f0013 r4:80239bb0 [ 1345.736983][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.737082][ T32] r4:82ac11e4 [ 1345.737104][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.737147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1345.737198][ T32] r4:e04e5dc0 [ 1345.737242][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.737287][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1345.737309][ T32] r4:00000000 [ 1345.737327][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1345.737391][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1345.737439][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.737485][ T32] r5:00001000 r4:dfecf000 [ 1345.737504][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1345.737696][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 2 printk messages dropped ** [ 1345.737823][ T32] r4:84fab400 ** 1 printk messages dropped ** [ 1345.737909][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 5 printk messages dropped ** [ 1345.738090][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1345.738193][ T32] INFO: task kworker/1:299:5661 blocked for more than 472 seconds. ** 2 printk messages dropped ** [ 1345.738295][ T32] task:kworker/1:299 state:D stack:0 pid:5661 tgid:5661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1345.738518][ T32] r4:85818000 ** 3 printk messages dropped ** [ 1345.738661][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1345.738786][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1345.738883][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.738928][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8504db80 [ 1345.738950][ T32] r4:00000000 [ 1345.738968][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1345.739011][ T32] r9:83018205 r8:85818000 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1345.739031][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.739071][ T32] r5:00001000 r4:ebbc3000 [ 1345.739090][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.739150][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.739217][ T32] r5:8577138c r4:85771000 [ 1345.739239][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.739285][ T32] r7:ddde2d80 r6:83018200 r5:8577138c r4:85064180 [ 1345.739326][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.739395][ T32] r10:61c88647 r9:85818000 r8:850641ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.739420][ T32] r4:85064180 [ 1345.739451][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.739498][ T32] r10:00000000 r9:85064180 r8:8027f5e8 r7:ebc91e60 r6:85806580 r5:85818000 [ 1345.739541][ T32] r4:00000001 [ 1345.739562][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.739611][ T32] Exception stack(0xebcadfb0 to 0xebcadff8) [ 1345.739644][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.739671][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.739697][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.739724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.739745][ T32] r4:8504dcc0 [ 1345.739970][ T32] INFO: task kworker/1:299:5661 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1345.740000][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.740073][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.740122][ T32] Call trace: [ 1345.740150][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1345.740208][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1345.740239][ T32] r4:00000000 [ 1345.740259][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.756634][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1345.756735][ T32] 5d20: b6ae4000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1345.756769][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1345.756794][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1345.756821][ T32] r5:800f0013 r4:80239bb0 [ 1345.756843][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.756905][ T32] r4:82ac11e4 [ 1345.756924][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.756966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1345.756988][ T32] r4:e04e5dc0 [ 1345.757007][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.757081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1345.757137][ T32] r4:00000000 [ 1345.757162][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1345.757211][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1345.757262][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.757316][ T32] r5:00001000 r4:dfecf000 [ 1345.757336][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.757381][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.757425][ T32] r5:84ea6f8c r4:84ea6c00 [ 1345.757445][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.757500][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1345.757525][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.757573][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.757608][ T32] r4:84fab400 [ 1345.757631][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.757677][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1345.757699][ T32] r4:00000001 [ 1345.757717][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.757751][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1345.757910][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.757993][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.758027][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.758103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.758129][ T32] r4:84faa640 [ 1345.758153][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.758209][ T32] INFO: task kworker/1:300:5665 blocked for more than 472 seconds. [ 1345.758313][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.758346][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.758368][ T32] task:kworker/1:300 state:D stack:0 pid:5665 tgid:5665 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.758425][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.758500][ T32] Call trace: ** 1 printk messages dropped ** [ 1345.758641][ T32] r10:82918930 r9:ebcc5d84 r8:00000002 r7:60000113 r6:ebcc5d8c r5:8586d400 ** 5 printk messages dropped ** [ 1345.758899][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcc5e08 ** 7 printk messages dropped ** [ 1345.759236][ T32] r9:83018205 r8:8586d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 ** 1 printk messages dropped ** [ 1345.759342][ T32] r5:00001000 r4:ec501000 ** 1 printk messages dropped ** [ 1345.759456][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1345.760052][ T32] Exception stack(0xebcc5fb0 to 0xebcc5ff8) ** 7 printk messages dropped ** [ 1345.771633][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.771980][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 9 printk messages dropped ** [ 1345.772390][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1345.772840][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1345.773270][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1345.773479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.773501][ T32] r4:84faa640 [ 1345.773565][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.773597][ T32] INFO: task kworker/0:962:5667 blocked for more than 472 seconds. [ 1345.773635][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.773660][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.773682][ T32] task:kworker/0:962 state:D stack:0 pid:5667 tgid:5667 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.773787][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.773883][ T32] Call trace: [ 1345.773947][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1345.774046][ T32] r10:82918930 r9:ebcd1d84 r8:00000002 r7:60000113 r6:ebcd1d8c r5:8586a400 [ 1345.774074][ T32] r4:8586a400 [ 1345.774095][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1345.774137][ T32] r5:8586a400 r4:8291892c [ 1345.774157][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.774196][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.774241][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcd1e08 [ 1345.774288][ T32] r4:00000000 [ 1345.774311][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1345.774393][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1345.774442][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.774487][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fd2380 [ 1345.774530][ T32] r4:00000000 [ 1345.774593][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1345.774650][ T32] r9:83018005 r8:8586a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1345.774675][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.774719][ T32] r5:00001000 r4:ebcc1000 [ 1345.774738][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.774776][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.774817][ T32] r5:84fcdf8c r4:84fcdc00 [ 1345.774835][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.774881][ T32] r7:dddced80 r6:83018000 r5:84fcdf8c r4:85806600 [ 1345.774922][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.775021][ T32] r10:61c88647 r9:8586a400 r8:8580662c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.775052][ T32] r4:85806600 [ 1345.775071][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.775115][ T32] r10:00000000 r9:85806600 r8:8027f5e8 r7:ebc49e60 r6:85064380 r5:8586a400 [ 1345.775157][ T32] r4:00000001 [ 1345.775194][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.775252][ T32] Exception stack(0xebcd1fb0 to 0xebcd1ff8) [ 1345.775303][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.775343][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.775371][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.775400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.775427][ T32] r4:84fd24c0 [ 1345.775706][ T32] INFO: task kworker/0:962:5667 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1345.775751][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.775855][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.775909][ T32] Call trace: [ 1345.776021][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1345.776099][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1345.776146][ T32] r4:00000000 [ 1345.776167][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.776207][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1345.776252][ T32] 5d20: b6e13000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1345.776285][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1345.776311][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1345.776335][ T32] r5:800f0013 r4:80239bb0 [ 1345.776354][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.776431][ T32] r4:82ac11e4 [ 1345.776453][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.776496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1345.776538][ T32] r4:e04e5dc0 [ 1345.776602][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.776653][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1345.776676][ T32] r4:00000000 [ 1345.776696][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1345.776740][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1345.776771][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.776815][ T32] r5:00001000 r4:dfecf000 [ 1345.776867][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.776910][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.776953][ T32] r5:84ea6f8c r4:84ea6c00 [ 1345.776971][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.777086][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1345.777138][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.777188][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.777211][ T32] r4:84fab400 [ 1345.777229][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.777276][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1345.777438][ T32] r4:00000001 [ 1345.777534][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.777623][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1345.777653][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.777705][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.777733][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.777789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.777846][ T32] r4:84faa640 [ 1345.777891][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.777928][ T32] INFO: task kworker/1:301:5668 blocked for more than 472 seconds. [ 1345.777981][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.778008][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.778028][ T32] task:kworker/1:301 state:D stack:0 pid:5668 tgid:5668 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.778073][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.778160][ T32] Call trace: [ 1345.778213][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1345.778260][ T32] r10:82918930 r9:ebcd5d84 r8:00000002 r7:60000013 r6:ebcd5d8c r5:8586e000 [ 1345.778303][ T32] r4:8586e000 [ 1345.778326][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1345.778400][ T32] r5:8586e000 r4:8291892c [ 1345.778470][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.778528][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.778625][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcd5e08 [ 1345.778652][ T32] r4:00000000 [ 1345.778672][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1345.778710][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1345.778998][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.779045][ T32] r5:00001000 r4:ebce3000 ** 2 printk messages dropped ** [ 1345.779235][ T32] r5:8577178c r4:85771400 ** 3 printk messages dropped ** [ 1345.779431][ T32] r10:61c88647 r9:8586e000 r8:8506432c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1345.779783][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.803636][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.803818][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1345.804190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 10 printk messages dropped ** [ 1345.804665][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1345.805096][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1345.805332][ T32] task:kworker/0:963 state:D stack:0 pid:5670 tgid:5670 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1345.806054][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1345.806363][ T32] r5:00001000 r4:eac0f000 ** 3 printk messages dropped ** [ 1345.806562][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1345.806783][ T32] r4:85806680 [ 1345.806802][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.806848][ T32] r10:00000000 r9:85806680 r8:8027f5e8 r7:ebcd1e60 r6:85064480 r5:85868c00 [ 1345.806871][ T32] r4:00000001 [ 1345.806909][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.806947][ T32] Exception stack(0xebcddfb0 to 0xebcddff8) [ 1345.806974][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.807001][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.807026][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.807054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.807075][ T32] r4:84fd24c0 [ 1345.807508][ T32] INFO: task kworker/0:963:5670 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1345.807541][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.807647][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.807700][ T32] Call trace: [ 1345.807763][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1345.807832][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1345.807859][ T32] r4:00000000 [ 1345.807881][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.807942][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1345.807974][ T32] 5d20: b72b2000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1345.808015][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1345.808042][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1345.808117][ T32] r5:800f0013 r4:80239bb0 [ 1345.808148][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.808212][ T32] r4:82ac11e4 [ 1345.808234][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.808276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1345.808313][ T32] r4:e04e5dc0 [ 1345.808355][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.808398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1345.808420][ T32] r4:00000000 [ 1345.808462][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1345.808511][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1345.808533][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.808574][ T32] r5:00001000 r4:dfecf000 [ 1345.808592][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.808637][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.808679][ T32] r5:84ea6f8c r4:84ea6c00 [ 1345.808718][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.808772][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1345.808792][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.808839][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.808884][ T32] r4:84fab400 [ 1345.808911][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.808977][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1345.809004][ T32] r4:00000001 [ 1345.809047][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.809085][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1345.809113][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.809140][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.809186][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.809245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.809270][ T32] r4:84faa640 [ 1345.809290][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.809325][ T32] INFO: task kworker/0:964:5671 blocked for more than 472 seconds. [ 1345.809354][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.809397][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.809420][ T32] task:kworker/0:964 state:D stack:0 pid:5671 tgid:5671 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.809485][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.809528][ T32] Call trace: [ 1345.809557][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1345.809601][ T32] r10:82918930 r9:ebce1d84 r8:00000002 r7:60000113 r6:ebce1d8c r5:85860c00 [ 1345.809636][ T32] r4:85860c00 [ 1345.809666][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1345.809730][ T32] r5:85860c00 r4:8291892c [ 1345.809753][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1345.809998][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1345.810056][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.810100][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fd2cc0 [ 1345.810130][ T32] r4:00000000 [ 1345.810163][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1345.810209][ T32] r9:83018005 r8:85860c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1345.810230][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.829508][ T32] r5:00001000 r4:dfaeb000 [ 1345.829572][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.829649][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.829696][ T32] r5:84fce78c r4:84fce400 [ 1345.829716][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.829836][ T32] r7:dddced80 r6:83018000 r5:84fce78c r4:85806700 [ 1345.829865][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.829963][ T32] r10:61c88647 r9:85860c00 r8:8580672c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.829990][ T32] r4:85806700 [ 1345.830059][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.830110][ T32] r10:00000000 r9:85806700 r8:8027f5e8 r7:ebcdde60 r6:85064500 r5:85860c00 [ 1345.830133][ T32] r4:00000001 [ 1345.830192][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.830234][ T32] Exception stack(0xebce1fb0 to 0xebce1ff8) [ 1345.830265][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.830664][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.830714][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.830746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.830771][ T32] r4:84fd24c0 [ 1345.831222][ T32] INFO: task kworker/0:964:5671 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1345.831262][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.831359][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.831439][ T32] Call trace: [ 1345.831480][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1345.831535][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1345.831558][ T32] r4:00000000 [ 1345.831603][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.831654][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1345.831702][ T32] 5d20: b77b2000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1345.831736][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1345.831774][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1345.831801][ T32] r5:800f0013 r4:80239bb0 [ 1345.831822][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.831865][ T32] r4:82ac11e4 [ 1345.831884][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.831949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1345.831976][ T32] r4:e04e5dc0 [ 1345.831995][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.832038][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1345.832084][ T32] r4:00000000 [ 1345.832228][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1345.832278][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1345.832304][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.832447][ T32] r5:00001000 r4:dfecf000 [ 1345.832471][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.832511][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.832554][ T32] r5:84ea6f8c r4:84ea6c00 [ 1345.832598][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.832659][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 1 printk messages dropped ** [ 1345.832728][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1345.833123][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.833686][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.834086][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1345.834203][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcf5e08 [ 1345.834305][ T32] r4:00000000 [ 1345.834328][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1345.834454][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1345.834567][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.834729][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85070040 [ 1345.834756][ T32] r4:00000000 [ 1345.834776][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1345.834823][ T32] r9:83018205 r8:8586ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1345.834843][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.834902][ T32] r5:00001000 r4:ebcef000 [ 1345.834948][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.834990][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.835036][ T32] r5:85771b8c r4:85771800 [ 1345.835058][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.835105][ T32] r7:ddde2d80 r6:83018200 r5:85771b8c r4:85064580 [ 1345.835125][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.835189][ T32] r10:61c88647 r9:8586ec00 r8:850645ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.835214][ T32] r4:85064580 [ 1345.835290][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.835341][ T32] r10:00000000 r9:85064580 r8:8027f5e8 r7:ebcc5e60 r6:85064600 r5:8586ec00 [ 1345.835364][ T32] r4:00000001 [ 1345.835381][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.835426][ T32] Exception stack(0xebcf5fb0 to 0xebcf5ff8) [ 1345.835514][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.835545][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.835571][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1345.835995][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.836332][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 5 printk messages dropped ** [ 1345.836625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 4 printk messages dropped ** [ 1345.836807][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1345.837182][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1345.837497][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1345.837924][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 5 printk messages dropped ** [ 1345.838430][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.838636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.838687][ T32] r4:84faa640 [ 1345.838710][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.838759][ T32] INFO: task kworker/1:303:5676 blocked for more than 472 seconds. [ 1345.838790][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.838814][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.838860][ T32] task:kworker/1:303 state:D stack:0 pid:5676 tgid:5676 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.838909][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.838981][ T32] Call trace: [ 1345.839014][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1345.839086][ T32] r10:82918930 r9:ec505d84 r8:00000002 r7:60000113 r6:ec505d8c r5:8586b000 [ 1345.839187][ T32] r4:8586b000 [ 1345.839225][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1345.839269][ T32] r5:8586b000 r4:8291892c [ 1345.839289][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.839381][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.839483][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec505e08 [ 1345.839511][ T32] r4:00000000 [ 1345.839553][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1345.839657][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1345.839699][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.839771][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85070280 [ 1345.839796][ T32] r4:00000000 [ 1345.839816][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1345.839882][ T32] r9:83018205 r8:8586b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1345.839906][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.839987][ T32] r5:00001000 r4:ebcf9000 [ 1345.840010][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.840057][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.840098][ T32] r5:85771f8c r4:85771c00 [ 1345.840117][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.840186][ T32] r7:ddde2d80 r6:83018200 r5:85771f8c r4:85064680 [ 1345.840216][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.840262][ T32] r10:61c88647 r9:8586b000 r8:850646ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.873453][ T32] r4:85064680 [ 1345.873575][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.873661][ T32] r10:00000000 r9:85064680 r8:8027f5e8 r7:ebcc5e60 r6:85064700 r5:8586b000 [ 1345.873687][ T32] r4:00000001 [ 1345.873709][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.873806][ T32] Exception stack(0xec505fb0 to 0xec505ff8) [ 1345.873898][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.873930][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.873956][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.873986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.874007][ T32] r4:85070240 [ 1345.874466][ T32] INFO: task kworker/1:303:5676 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1345.874505][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.874615][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.874764][ T32] Call trace: [ 1345.874939][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1345.875051][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.875331][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff ** 10 printk messages dropped ** [ 1345.875816][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 7 printk messages dropped ** [ 1345.876130][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1345.876485][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.877003][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1345.877339][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcd9e08 ** 9 printk messages dropped ** [ 1345.877996][ T32] r5:00001000 r4:ec50b000 [ 1345.878017][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.878103][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1345.878394][ T32] r4:85064780 ** 6 printk messages dropped ** [ 1345.878824][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1345.879255][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.879742][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1345.879769][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1345.879791][ T32] r5:800f0013 r4:80239bb0 [ 1345.879836][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.879880][ T32] r4:82ac11e4 [ 1345.879899][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.879941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1345.879964][ T32] r4:e04e5dc0 [ 1345.879983][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.880024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1345.880118][ T32] r4:00000000 [ 1345.880140][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1345.880201][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1345.880225][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.880318][ T32] r5:00001000 r4:dfecf000 [ 1345.887516][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.887775][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.887828][ T32] r5:84ea6f8c r4:84ea6c00 [ 1345.887851][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.887898][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1345.887942][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.888030][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.888082][ T32] r4:84fab400 [ 1345.888105][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.888153][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1345.888175][ T32] r4:00000001 [ 1345.888271][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.888311][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1345.888353][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.888392][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.888432][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.888465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.888488][ T32] r4:84faa640 [ 1345.888536][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1345.888825][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.889492][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1345.890117][ T32] r5:00001000 r4:ec511000 [ 1345.890140][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1345.905059][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1345.905831][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.906730][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 10 printk messages dropped ** [ 1345.907221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 8 printk messages dropped ** [ 1345.907569][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1345.907925][ T32] r4:84fab400 ** 2 printk messages dropped ** [ 1345.908127][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1345.908306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1345.908953][ T32] r4:85871800 ** 4 printk messages dropped ** [ 1345.909245][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebca9e08 ** 9 printk messages dropped ** [ 1345.909628][ T32] r5:00001000 r4:ec51b000 [ 1345.909648][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1345.909985][ T32] r10:61c88647 r9:85871800 r8:850649ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1345.928429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1345.929544][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 4 printk messages dropped ** [ 1345.929722][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1345.929748][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1345.929804][ T32] r5:800f0013 r4:80239bb0 [ 1345.929835][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.929984][ T32] r4:82ac11e4 [ 1345.930082][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.930129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1345.930152][ T32] r4:e04e5dc0 [ 1345.930172][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.930214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1345.930249][ T32] r4:00000000 [ 1345.930331][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1345.935078][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1345.935119][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.935232][ T32] r5:00001000 r4:dfecf000 [ 1345.935279][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.935324][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.935367][ T32] r5:84ea6f8c r4:84ea6c00 [ 1345.935387][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.935433][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1345.935454][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.935500][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.935522][ T32] r4:84fab400 [ 1345.935564][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.935650][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1345.935725][ T32] r4:00000001 [ 1345.935749][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.935786][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1345.935826][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.935856][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.935882][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.935909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.935948][ T32] r4:84faa640 [ 1345.935999][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.936033][ T32] INFO: task kworker/1:307:5684 blocked for more than 472 seconds. [ 1345.936065][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.936088][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.936109][ T32] task:kworker/1:307 state:D stack:0 pid:5684 tgid:5684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.936228][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.936326][ T32] Call trace: [ 1345.936358][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1345.936407][ T32] r10:82918930 r9:ec519d84 r8:00000002 r7:60000013 r6:ec519d8c r5:85872400 [ 1345.936452][ T32] r4:85872400 [ 1345.936485][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1345.936550][ T32] r5:85872400 r4:8291892c [ 1345.936572][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.936619][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.936665][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec519e08 [ 1345.936709][ T32] r4:00000000 [ 1345.936731][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1345.936785][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1345.936826][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.936965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85070a80 [ 1345.937014][ T32] r4:00000000 [ 1345.937036][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1345.937106][ T32] r9:83018205 r8:85872400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1345.937131][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.937173][ T32] r5:00001000 r4:ec521000 [ 1345.937193][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.937230][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.937293][ T32] r5:8577338c r4:85773000 [ 1345.937315][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.937360][ T32] r7:ddde2d80 r6:83018200 r5:8577338c r4:85064a80 [ 1345.937429][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.937477][ T32] r10:61c88647 r9:85872400 r8:85064aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.937546][ T32] r4:85064a80 [ 1345.937568][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.937646][ T32] r10:00000000 r9:85064a80 r8:8027f5e8 r7:ebca9e60 r6:85064b00 r5:85872400 [ 1345.937671][ T32] r4:00000001 [ 1345.937724][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.937817][ T32] Exception stack(0xec519fb0 to 0xec519ff8) [ 1345.937878][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.937909][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.937936][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1345.938434][ T32] INFO: task kworker/1:307:5684 is blocked on a mutex likely owned by task kworker/0:188:3724. ** 7 printk messages dropped ** [ 1345.938883][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) ** 5 printk messages dropped ** [ 1345.939202][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1345.939400][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.939724][ T32] r5:84ea6f8c r4:84ea6c00 ** 3 printk messages dropped ** [ 1345.939854][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1345.940300][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1345.959075][ T32] task:kworker/1:308 state:D stack:0 pid:5686 tgid:5686 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1345.959676][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.959954][ T32] r9:83018205 r8:85873000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 ** 3 printk messages dropped ** [ 1345.960153][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1345.960885][ T32] r4:85064b80 ** 4 printk messages dropped ** [ 1345.961094][ T32] Exception stack(0xec525fb0 to 0xec525ff8) ** 6 printk messages dropped ** [ 1345.961795][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1345.962178][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1345.962216][ T32] r4:00000000 [ 1345.962237][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.962276][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1345.962333][ T32] 5d20: b87bb000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1345.962416][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1345.962445][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1345.962485][ T32] r5:800f0013 r4:80239bb0 [ 1345.962508][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.962572][ T32] r4:82ac11e4 [ 1345.962619][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.962669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1345.962693][ T32] r4:e04e5dc0 [ 1345.962711][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.962752][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1345.962774][ T32] r4:00000000 [ 1345.962793][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1345.962840][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1345.962885][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.962931][ T32] r5:00001000 r4:dfecf000 [ 1345.962951][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.963014][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.963083][ T32] r5:84ea6f8c r4:84ea6c00 [ 1345.963105][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.963150][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1345.963170][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.963215][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.963237][ T32] r4:84fab400 [ 1345.963284][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.963333][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1345.963582][ T32] r4:00000001 [ 1345.963629][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.963693][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1345.963723][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.963750][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.963775][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.963803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.963823][ T32] r4:84faa640 [ 1345.963855][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.963897][ T32] INFO: task kworker/1:309:5688 blocked for more than 472 seconds. [ 1345.963928][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.963954][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.963990][ T32] task:kworker/1:309 state:D stack:0 pid:5688 tgid:5688 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.964048][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.964107][ T32] Call trace: [ 1345.964190][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1345.964245][ T32] r10:82918930 r9:ec52dd84 r8:00000002 r7:60000013 r6:ec52dd8c r5:85873c00 [ 1345.964267][ T32] r4:85873c00 [ 1345.964313][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1345.964409][ T32] r5:85873c00 r4:8291892c [ 1345.964496][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.964540][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.964680][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec52de08 [ 1345.964708][ T32] r4:00000000 [ 1345.964728][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1345.964767][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1345.964827][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.964898][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507e040 [ 1345.964936][ T32] r4:00000000 [ 1345.964958][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1345.965025][ T32] r9:83018205 r8:85873c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 1345.965121][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.965166][ T32] r5:00001000 r4:ec549000 [ 1345.965187][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.965240][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1345.965352][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1345.965861][ T32] Exception stack(0xec52dfb0 to 0xec52dff8) ** 6 printk messages dropped ** [ 1345.966444][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1345.966934][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1345.967366][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1345.967967][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1345.968209][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1345.968444][ T32] task:kworker/1:310 state:D stack:0 pid:5690 tgid:5690 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1345.968793][ T32] r5:85874800 r4:8291892c ** 5 printk messages dropped ** [ 1345.969049][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1345.969089][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.969131][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85070d80 [ 1345.969188][ T32] r4:00000000 [ 1345.969229][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1345.969277][ T32] r9:83018205 r8:85874800 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1345.969298][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.969338][ T32] r5:00001000 r4:ec535000 [ 1345.969358][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.969395][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.969436][ T32] r5:85773b8c r4:85773800 [ 1345.969455][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.969498][ T32] r7:ddde2d80 r6:83018200 r5:85773b8c r4:85064d80 [ 1345.969518][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.969562][ T32] r10:61c88647 r9:85874800 r8:85064dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.969585][ T32] r4:85064d80 [ 1345.969622][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.969669][ T32] r10:00000000 r9:85064d80 r8:8027f5e8 r7:ec52de60 r6:85064e00 r5:85874800 [ 1345.969744][ T32] r4:00000001 [ 1345.969797][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.969845][ T32] Exception stack(0xec539fb0 to 0xec539ff8) [ 1345.969873][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.969924][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.969969][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.970001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.970071][ T32] r4:85070d40 [ 1345.994419][ T32] INFO: task kworker/1:310:5690 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1345.994560][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.994812][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.994893][ T32] Call trace: [ 1345.994959][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1345.995069][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1345.995111][ T32] r4:00000000 [ 1345.995135][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.995177][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1345.995229][ T32] 5d20: b8b22000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1345.995262][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1345.995312][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1345.995341][ T32] r5:800f0013 r4:80239bb0 [ 1345.995374][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.995430][ T32] r4:82ac11e4 [ 1345.995449][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.995491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1345.995524][ T32] r4:e04e5dc0 [ 1345.995571][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.995647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1345.995673][ T32] r4:00000000 [ 1345.995734][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1345.995808][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1345.995833][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.995879][ T32] r5:00001000 r4:dfecf000 [ 1345.995898][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.995937][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.995979][ T32] r5:84ea6f8c r4:84ea6c00 [ 1345.996023][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.996075][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1345.996095][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.996140][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.996161][ T32] r4:84fab400 [ 1345.996179][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.996223][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1345.996257][ T32] r4:00000001 [ 1345.996305][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1345.996488][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1345.996792][ T32] task:kworker/1:311 state:D stack:0 pid:5692 tgid:5692 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1345.997337][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.997540][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.997756][ T32] r5:00001000 r4:ec543000 [ 1345.997804][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1345.997961][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1345.998467][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.999237][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 7 printk messages dropped ** [ 1345.999523][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1345.999881][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 7 printk messages dropped ** [ 1346.017689][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1346.018068][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1346.018090][ T32] r4:00000001 [ 1346.018134][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.018175][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1346.018206][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.018233][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.018258][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.018286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.018307][ T32] r4:84faa640 [ 1346.018330][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.018379][ T32] INFO: task kworker/1:312:5694 blocked for more than 472 seconds. [ 1346.018415][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.018465][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.018491][ T32] task:kworker/1:312 state:D stack:0 pid:5694 tgid:5694 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.018625][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.018679][ T32] Call trace: [ 1346.018710][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1346.018759][ T32] r10:82918930 r9:ec54dd84 r8:00000002 r7:60000113 r6:ec54dd8c r5:85876000 [ 1346.018783][ T32] r4:85876000 [ 1346.018803][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1346.018895][ T32] r5:85876000 r4:8291892c [ 1346.018971][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.019069][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.019124][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec54de08 [ 1346.019159][ T32] r4:00000000 [ 1346.019211][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1346.019257][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1346.019316][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.019363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507e140 [ 1346.019387][ T32] r4:00000000 [ 1346.019408][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1346.019482][ T32] r9:83018205 r8:85876000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 1346.019532][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.019581][ T32] r5:00001000 r4:ec553000 [ 1346.019603][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.019707][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.019756][ T32] r5:8577c78c r4:8577c400 [ 1346.019778][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.019848][ T32] r7:ddde2d80 r6:83018200 r5:8577c78c r4:85064f80 [ 1346.019875][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.019922][ T32] r10:61c88647 r9:85876000 r8:85064fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.019969][ T32] r4:85064f80 [ 1346.019994][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.020069][ T32] r10:00000000 r9:85064f80 r8:8027f5e8 r7:ec52de60 r6:85805000 r5:85876000 [ 1346.020121][ T32] r4:00000001 [ 1346.020145][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.020181][ T32] Exception stack(0xec54dfb0 to 0xec54dff8) [ 1346.020210][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.020239][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.020266][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.033871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.033984][ T32] r4:8507e200 [ 1346.034417][ T32] INFO: task kworker/1:312:5694 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1346.034454][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.034539][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.034651][ T32] Call trace: [ 1346.034750][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1346.034847][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1346.034877][ T32] r4:00000000 [ 1346.034922][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.035016][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1346.035129][ T32] 5d20: b928d000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1346.035166][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1346.035193][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1346.035218][ T32] r5:800f0013 r4:80239bb0 [ 1346.035240][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.035285][ T32] r4:82ac11e4 [ 1346.035306][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.035360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1346.035411][ T32] r4:e04e5dc0 [ 1346.035435][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.035477][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1346.035513][ T32] r4:00000000 [ 1346.035561][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1346.035619][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1346.035655][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.035702][ T32] r5:00001000 r4:dfecf000 [ 1346.035772][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.035816][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.035862][ T32] r5:84ea6f8c r4:84ea6c00 [ 1346.035883][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.035936][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1346.035959][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.036007][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.036051][ T32] r4:84fab400 [ 1346.036076][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.036126][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1346.036197][ T32] r4:00000001 [ 1346.036249][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.036292][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1346.036322][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.036375][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1346.036512][ T32] r4:84faa640 ** 2 printk messages dropped ** [ 1346.036619][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1346.036823][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1346.037121][ T32] r4:85876c00 ** 1 printk messages dropped ** [ 1346.037236][ T32] r5:85876c00 r4:8291892c ** 2 printk messages dropped ** [ 1346.037403][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec55de08 ** 3 printk messages dropped ** [ 1346.037667][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.037756][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507e440 [ 1346.037814][ T32] r4:00000000 [ 1346.037834][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1346.037921][ T32] r9:83018205 r8:85876c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 1346.037947][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.037991][ T32] r5:00001000 r4:ec561000 [ 1346.038032][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.038083][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.038125][ T32] r5:8577cb8c r4:8577c800 [ 1346.038146][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.038191][ T32] r7:ddde2d80 r6:83018200 r5:8577cb8c r4:85805100 [ 1346.038239][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.038299][ T32] r10:61c88647 r9:85876c00 r8:8580512c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.038325][ T32] r4:85805100 [ 1346.038369][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.038419][ T32] r10:00000000 r9:85805100 r8:8027f5e8 r7:ec54de60 r6:85805180 r5:85876c00 [ 1346.038466][ T32] r4:00000001 [ 1346.038488][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.038524][ T32] Exception stack(0xec55dfb0 to 0xec55dff8) [ 1346.038565][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.038596][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.038670][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.038703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.038728][ T32] r4:8507e400 [ 1346.038985][ T32] INFO: task kworker/1:313:5696 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1346.039021][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.039133][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.039198][ T32] Call trace: [ 1346.039256][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1346.039331][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1346.039359][ T32] r4:00000000 [ 1346.039380][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.039419][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1346.039449][ T32] 5d20: b928d000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1346.039480][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1346.039554][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1346.039584][ T32] r5:800f0013 r4:80239bb0 [ 1346.039611][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.039692][ T32] r4:82ac11e4 [ 1346.039716][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.039801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1346.039852][ T32] r4:e04e5dc0 [ 1346.039882][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.039928][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1346.040023][ T32] r4:00000000 [ 1346.040071][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1346.040150][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1346.040175][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.040248][ T32] r5:00001000 r4:dfecf000 [ 1346.040320][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.051170][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.051265][ T32] r5:84ea6f8c r4:84ea6c00 [ 1346.051289][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.051339][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1346.051361][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.051411][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.051434][ T32] r4:84fab400 [ 1346.051455][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.051502][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1346.051539][ T32] r4:00000001 [ 1346.051564][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.051681][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1346.051742][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.051776][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.051803][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.051832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.051878][ T32] r4:84faa640 [ 1346.051907][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.051941][ T32] INFO: task kworker/1:314:5697 blocked for more than 472 seconds. [ 1346.052023][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.052102][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.052136][ T32] task:kworker/1:314 state:D stack:0 pid:5697 tgid:5697 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.052221][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.052267][ T32] Call trace: [ 1346.052361][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1346.052422][ T32] r10:82918930 r9:ec581d84 r8:00000002 r7:60000013 r6:ec581d8c r5:85878000 [ 1346.052446][ T32] r4:85878000 [ 1346.052465][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1346.052504][ T32] r5:85878000 r4:8291892c [ 1346.052546][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1346.052758][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1346.052940][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1346.053192][ T32] r5:00001000 r4:ec56f000 [ 1346.053260][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.053303][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.053346][ T32] r5:8577cf8c r4:8577cc00 [ 1346.053375][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1346.053443][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1346.053610][ T32] r10:00000000 r9:85805080 r8:8027f5e8 r7:ec55de60 r6:85805200 r5:85878000 ** 4 printk messages dropped ** [ 1346.053842][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.054759][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 2 printk messages dropped ** [ 1346.054888][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1346.054945][ T32] 5d20: b928d000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1346.054979][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1346.055034][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1346.055087][ T32] r5:800f0013 r4:80239bb0 [ 1346.055118][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.055162][ T32] r4:82ac11e4 [ 1346.055198][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.055245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1346.055292][ T32] r4:e04e5dc0 [ 1346.055360][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.055405][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1346.055428][ T32] r4:00000000 [ 1346.055470][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1346.055530][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1346.055554][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.055648][ T32] r5:00001000 r4:dfecf000 [ 1346.055671][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.055711][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.055753][ T32] r5:84ea6f8c r4:84ea6c00 [ 1346.055796][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.055908][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1346.055932][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.056029][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.056055][ T32] r4:84fab400 [ 1346.056077][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.056193][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1346.056245][ T32] r4:00000001 [ 1346.056275][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.056335][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1346.056389][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.056494][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.056523][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.056601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.056665][ T32] r4:84faa640 ** 1 printk messages dropped ** [ 1346.056719][ T32] INFO: task kworker/1:315:5700 blocked for more than 472 seconds. ** 12 printk messages dropped ** [ 1346.057448][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec57de08 ** 9 printk messages dropped ** [ 1346.058107][ T32] r5:00001000 r4:ec589000 ** 4 printk messages dropped ** [ 1346.058349][ T32] r7:ddde2d80 r6:83018200 r5:8577d38c r4:85805280 ** 9 printk messages dropped ** [ 1346.058862][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1346.060033][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1346.093603][ T32] r5:00001000 r4:dfecf000 ** 7 printk messages dropped ** [ 1346.094173][ T32] r4:84fab400 ** 11 printk messages dropped ** [ 1346.094618][ T32] INFO: task kworker/1:316:5702 blocked for more than 472 seconds. ** 13 printk messages dropped ** [ 1346.095339][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1346.095689][ T32] r5:00001000 r4:ec597000 [ 1346.095707][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.095746][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.095812][ T32] r5:8577d78c r4:8577d400 [ 1346.095861][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.095909][ T32] r7:ddde2d80 r6:83018200 r5:8577d78c r4:85805400 [ 1346.095953][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.096029][ T32] r10:61c88647 r9:85879800 r8:8580542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.096054][ T32] r4:85805400 [ 1346.096098][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.096231][ T32] r10:00000000 r9:85805400 r8:8027f5e8 r7:ec57de60 r6:85805480 r5:85879800 [ 1346.096305][ T32] r4:00000001 [ 1346.096351][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.096426][ T32] Exception stack(0xec58dfb0 to 0xec58dff8) [ 1346.096476][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.096507][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.096558][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.096609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.096637][ T32] r4:8507e600 [ 1346.097060][ T32] INFO: task kworker/1:316:5702 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1346.097092][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1346.097432][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) ** 10 printk messages dropped ** [ 1346.097997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 15 printk messages dropped ** [ 1346.098770][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1346.099129][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 17 printk messages dropped ** [ 1346.099972][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1346.100224][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1346.119595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 13 printk messages dropped ** [ 1346.123705][ T32] r5:800f0013 r4:80239bb0 ** 11 printk messages dropped ** [ 1346.124101][ T32] r5:00001000 r4:dfecf000 ** 9 printk messages dropped ** [ 1346.124701][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 4 printk messages dropped ** [ 1346.124885][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.124935][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.124967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.124995][ T32] r4:84faa640 [ 1346.125031][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.125065][ T32] INFO: task kworker/1:318:5705 blocked for more than 472 seconds. [ 1346.125097][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.125121][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.125141][ T32] task:kworker/1:318 state:D stack:0 pid:5705 tgid:5705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.125211][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.125257][ T32] Call trace: [ 1346.125287][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1346.125332][ T32] r10:82918930 r9:ec585d84 r8:00000002 r7:60000113 r6:ec585d8c r5:8587b000 [ 1346.125354][ T32] r4:8587b000 [ 1346.125397][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1346.125466][ T32] r5:8587b000 r4:8291892c [ 1346.125488][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.125528][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.125625][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec585e08 [ 1346.125651][ T32] r4:00000000 [ 1346.125671][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1346.125732][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1346.125822][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.125869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507ea00 [ 1346.125892][ T32] r4:00000000 [ 1346.125983][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1346.126055][ T32] r9:83018205 r8:8587b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [ 1346.126104][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.126150][ T32] r5:00001000 r4:ec59d000 [ 1346.126169][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.126207][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.126247][ T32] r5:8577db8c r4:8577d800 [ 1346.126277][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.126323][ T32] r7:ddde2d80 r6:83018200 r5:8577db8c r4:85805580 [ 1346.126343][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.126402][ T32] r10:61c88647 r9:8587b000 r8:858055ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 1 printk messages dropped ** [ 1346.126473][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1346.127543][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1346.128336][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1346.128652][ T32] r5:00001000 r4:dfecf000 ** 7 printk messages dropped ** [ 1346.129080][ T32] r4:84fab400 ** 9 printk messages dropped ** [ 1346.129380][ T32] r4:84faa640 ** 8 printk messages dropped ** [ 1346.129953][ T32] r10:82918930 r9:ebc09d84 r8:00000002 r7:60000113 r6:ebc09d8c r5:8587c800 ** 11 printk messages dropped ** [ 1346.151344][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.151478][ T32] r5:00001000 r4:ec815000 ** 7 printk messages dropped ** [ 1346.151852][ T32] r4:85805680 ** 8 printk messages dropped ** [ 1346.152447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 12 printk messages dropped ** [ 1346.153680][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1346.153704][ T32] r5:800f0013 r4:80239bb0 [ 1346.153730][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.153855][ T32] r4:82ac11e4 [ 1346.154011][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.154063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1346.154087][ T32] r4:e04e5dc0 [ 1346.154108][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.154150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1346.154280][ T32] r4:00000000 [ 1346.154362][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1346.154450][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1346.154572][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.154673][ T32] r5:00001000 r4:dfecf000 [ 1346.154770][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.154813][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.154856][ T32] r5:84ea6f8c r4:84ea6c00 [ 1346.154876][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.154921][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1346.154942][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.154988][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.155010][ T32] r4:84fab400 [ 1346.155176][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.155224][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1346.155247][ T32] r4:00000001 [ 1346.155279][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.155362][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1346.155441][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.155472][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.155497][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.155565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.155592][ T32] r4:84faa640 [ 1346.155617][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.155647][ T32] INFO: task kworker/0:965:5711 blocked for more than 472 seconds. [ 1346.155679][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.155702][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.155723][ T32] task:kworker/0:965 state:D stack:0 pid:5711 tgid:5711 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.155866][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.155919][ T32] Call trace: [ 1346.155950][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1346.156049][ T32] r10:82918930 r9:ec5b1d84 r8:00000002 r7:60000113 r6:ec5b1d8c r5:8587d400 [ 1346.156075][ T32] r4:8587d400 [ 1346.156169][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1346.156236][ T32] r5:8587d400 r4:8291892c [ 1346.156338][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.156382][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.156427][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5b1e08 [ 1346.156449][ T32] r4:00000000 [ 1346.156469][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1346.156505][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1346.156540][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.156580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858013c0 [ 1346.156603][ T32] r4:00000000 [ 1346.156668][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1346.156716][ T32] r9:83018005 r8:8587d400 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1346.156737][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.156802][ T32] r5:00001000 r4:eb1fb000 [ 1346.156824][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.156887][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.156938][ T32] r5:84fcf38c r4:84fcf000 [ 1346.157002][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.157052][ T32] r7:dddced80 r6:83018000 r5:84fcf38c r4:85806780 [ 1346.157110][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.157161][ T32] r10:61c88647 r9:8587d400 r8:858067ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.157183][ T32] r4:85806780 [ 1346.157202][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.157288][ T32] r10:00000000 r9:85806780 r8:8027f5e8 r7:ebcdde60 r6:85805780 r5:8587d400 [ 1346.157320][ T32] r4:00000001 [ 1346.157439][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.157524][ T32] Exception stack(0xec5b1fb0 to 0xec5b1ff8) [ 1346.157553][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.157585][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.157650][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.157706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.157736][ T32] r4:84fd2bc0 [ 1346.158079][ T32] INFO: task kworker/0:965:5711 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1346.158119][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1346.158410][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 5 printk messages dropped ** [ 1346.158664][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1346.159032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 7 printk messages dropped ** [ 1346.159504][ T32] r5:84ea6f8c r4:84ea6c00 ** 4 printk messages dropped ** [ 1346.159709][ T32] r4:84fab400 ** 2 printk messages dropped ** [ 1346.159937][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.160163][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1346.190912][ T32] task:kworker/0:966 state:D stack:0 pid:5712 tgid:5712 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1346.191921][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5b5e08 ** 7 printk messages dropped ** [ 1346.192594][ T32] r9:83018005 r8:8587e000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 ** 2 printk messages dropped ** [ 1346.192841][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1346.193342][ T32] r10:61c88647 r9:8587e000 r8:8580682c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1346.193967][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1346.195164][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.195920][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 3 printk messages dropped ** [ 1346.196166][ T32] r4:82ac11e4 [ 1346.196231][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.196329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1346.196432][ T32] r4:e04e5dc0 [ 1346.196511][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.196615][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1346.196686][ T32] r4:00000000 [ 1346.196766][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1346.196882][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1346.196938][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.197031][ T32] r5:00001000 r4:dfecf000 [ 1346.197092][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.197196][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.197292][ T32] r5:84ea6f8c r4:84ea6c00 [ 1346.197348][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.197462][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1346.197516][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.197624][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.197729][ T32] r4:84fab400 [ 1346.197812][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.197930][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1346.197985][ T32] r4:00000001 [ 1346.198059][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.198166][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1346.198246][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.198319][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.198398][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.198467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.198563][ T32] r4:84faa640 [ 1346.198626][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.198691][ T32] INFO: task kworker/0:967:5716 blocked for more than 472 seconds. [ 1346.198775][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.198835][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.198885][ T32] task:kworker/0:967 state:D stack:0 pid:5716 tgid:5716 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.199015][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.199128][ T32] Call trace: [ 1346.199230][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1346.199327][ T32] r10:82918930 r9:ec5c1d84 r8:00000002 r7:60000113 r6:ec5c1d8c r5:85880000 [ 1346.199376][ T32] r4:85880000 [ 1346.199422][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1346.199510][ T32] r5:85880000 r4:8291892c [ 1346.199556][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.199705][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.199820][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5c1e08 [ 1346.199876][ T32] r4:00000000 [ 1346.199922][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1346.200002][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1346.200082][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.200173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f4340 [ 1346.200221][ T32] r4:00000000 [ 1346.200264][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1346.235382][ T32] r9:83018005 r8:85880000 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1346.235453][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.235533][ T32] r5:00001000 r4:eb57b000 [ 1346.235579][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.235637][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.235682][ T32] r5:84fcff8c r4:84fcfc00 [ 1346.235702][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.235750][ T32] r7:dddced80 r6:83018000 r5:84fcff8c r4:85806880 [ 1346.235771][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.235817][ T32] r10:61c88647 r9:85880000 r8:858068ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.235914][ T32] r4:85806880 [ 1346.235938][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.236080][ T32] r10:00000000 r9:85806880 r8:8027f5e8 r7:ec5b1e60 r6:85805880 r5:85880000 [ 1346.236178][ T32] r4:00000001 [ 1346.236203][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.236242][ T32] Exception stack(0xec5c1fb0 to 0xec5c1ff8) [ 1346.236272][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.236335][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.236372][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.236426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.236500][ T32] r4:857f40c0 [ 1346.236967][ T32] INFO: task kworker/0:967:5716 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1346.237023][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.237142][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1346.237337][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.237476][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 5 printk messages dropped ** [ 1346.237728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 3 printk messages dropped ** [ 1346.237890][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1346.238017][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1346.238253][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 2 printk messages dropped ** [ 1346.238396][ T32] r4:84fab400 ** 2 printk messages dropped ** [ 1346.238507][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1346.238695][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1346.239146][ T32] task:kworker/0:968 state:D stack:0 pid:5717 tgid:5717 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1346.239701][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1346.240138][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1346.247721][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1346.247928][ T32] r7:dddced80 r6:83018000 r5:84fcf78c r4:85806900 ** 4 printk messages dropped ** [ 1346.248214][ T32] r10:00000000 r9:85806900 r8:8027f5e8 r7:ec5c1e60 r6:85805900 r5:85880c00 ** 7 printk messages dropped ** [ 1346.248460][ T32] r4:857f40c0 ** 3 printk messages dropped ** [ 1346.249157][ T32] Call trace: ** 5 printk messages dropped ** [ 1346.249386][ T32] 5d20: ba8db000 dfe5f000 00000001 80239b98 7f1e3000 00000001 ** 7 printk messages dropped ** [ 1346.249818][ T32] r4:e04e5dc0 ** 6 printk messages dropped ** [ 1346.250162][ T32] r5:00001000 r4:dfecf000 ** 4 printk messages dropped ** [ 1346.255096][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 5 printk messages dropped ** [ 1346.255338][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1346.255602][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1346.255891][ T32] task:kworker/0:969 state:D stack:0 pid:5719 tgid:5719 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.256029][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.256101][ T32] Call trace: [ 1346.256133][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1346.256208][ T32] r10:82918930 r9:ec5cdd84 r8:00000002 r7:60000113 r6:ec5cdd8c r5:85882400 [ 1346.256235][ T32] r4:85882400 [ 1346.256255][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1346.256295][ T32] r5:85882400 r4:8291892c [ 1346.256369][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.256446][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.256498][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5cde08 [ 1346.256544][ T32] r4:00000000 [ 1346.256567][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1346.256623][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1346.256812][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.256868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f41c0 [ 1346.256931][ T32] r4:00000000 [ 1346.257034][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1346.257086][ T32] r9:83018005 r8:85882400 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1346.257134][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.257180][ T32] r5:00001000 r4:eb449000 [ 1346.257211][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.257255][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.257299][ T32] r5:84fcfb8c r4:84fcf800 [ 1346.257319][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.257391][ T32] r7:dddced80 r6:83018000 r5:84fcfb8c r4:85806980 [ 1346.257414][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.257461][ T32] r10:61c88647 r9:85882400 r8:858069ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.257531][ T32] r4:85806980 [ 1346.257552][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.257597][ T32] r10:00000000 r9:85806980 r8:8027f5e8 r7:ec5c1e60 r6:85805980 r5:85882400 [ 1346.257644][ T32] r4:00000001 [ 1346.257666][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.257704][ T32] Exception stack(0xec5cdfb0 to 0xec5cdff8) [ 1346.257755][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.257813][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.257852][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.257883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.257905][ T32] r4:857f4300 [ 1346.258328][ T32] INFO: task kworker/0:969:5719 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1346.258377][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.258541][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.258643][ T32] Call trace: [ 1346.258673][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1346.258723][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1346.258746][ T32] r4:00000000 [ 1346.258766][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.258805][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1346.258833][ T32] 5d20: ba8db000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1346.258863][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1346.258899][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1346.258977][ T32] r5:800f0013 r4:80239bb0 [ 1346.259025][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.259071][ T32] r4:82ac11e4 [ 1346.259091][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.259206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1346.259239][ T32] r4:e04e5dc0 [ 1346.259259][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.259328][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1346.259403][ T32] r4:00000000 [ 1346.259425][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1346.259470][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1346.259539][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.259593][ T32] r5:00001000 r4:dfecf000 [ 1346.259621][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.259660][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.259701][ T32] r5:84ea6f8c r4:84ea6c00 [ 1346.259720][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.259764][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1346.259785][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.259855][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.259889][ T32] r4:84fab400 [ 1346.259954][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.260003][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1346.260026][ T32] r4:00000001 [ 1346.260045][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.260105][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1346.260136][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.260164][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.260207][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.260338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1346.278792][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1346.279005][ T32] r4:85883000 ** 3 printk messages dropped ** [ 1346.279175][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1346.279531][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.279798][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1346.279912][ T32] r7:dddced80 r6:83018000 r5:84fac38c r4:85806a00 ** 4 printk messages dropped ** [ 1346.280124][ T32] r10:00000000 r9:85806a00 r8:8027f5e8 r7:ec5c1e60 r6:85805a00 r5:85883000 ** 9 printk messages dropped ** [ 1346.287336][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1346.288047][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1346.288428][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.288496][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.288544][ T32] r5:84ea6f8c r4:84ea6c00 [ 1346.288564][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.288616][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1346.288638][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.288684][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.288705][ T32] r4:84fab400 [ 1346.288725][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.288769][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1346.288792][ T32] r4:00000001 [ 1346.288833][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.288883][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1346.288915][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.288943][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.288970][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.289022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.289048][ T32] r4:84faa640 [ 1346.289092][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.289125][ T32] INFO: task kworker/0:971:5722 blocked for more than 472 seconds. [ 1346.289159][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.289196][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.289243][ T32] task:kworker/0:971 state:D stack:0 pid:5722 tgid:5722 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.289291][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.289333][ T32] Call trace: [ 1346.289375][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1346.289449][ T32] r10:82918930 r9:ec5d9d84 r8:00000002 r7:60000013 r6:ec5d9d8c r5:85881800 [ 1346.289501][ T32] r4:85881800 [ 1346.289525][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1346.289566][ T32] r5:85881800 r4:8291892c [ 1346.289585][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.289633][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.289678][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5d9e08 [ 1346.289700][ T32] r4:00000000 [ 1346.289786][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1346.289834][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1346.289872][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.289913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f4400 [ 1346.289984][ T32] r4:00000000 [ 1346.290030][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1346.290078][ T32] r9:83018005 r8:85881800 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1346.290148][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.290274][ T32] r5:00001000 r4:eb5b7000 [ 1346.290296][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.290410][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.303160][ T32] r5:84d4ab8c r4:84d4a800 [ 1346.303230][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.303306][ T32] r7:dddced80 r6:83018000 r5:84d4ab8c r4:85806a80 [ 1346.303329][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.303490][ T32] r10:61c88647 r9:85881800 r8:85806aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.303517][ T32] r4:85806a80 [ 1346.303537][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.303644][ T32] r10:00000000 r9:85806a80 r8:8027f5e8 r7:ec5d1e60 r6:85805a80 r5:85881800 [ 1346.303694][ T32] r4:00000001 [ 1346.303741][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.303888][ T32] Exception stack(0xec5d9fb0 to 0xec5d9ff8) [ 1346.303946][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.303977][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.304101][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.304171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.304203][ T32] r4:857f4280 [ 1346.304720][ T32] INFO: task kworker/0:971:5722 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1346.304783][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.304883][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.304956][ T32] Call trace: [ 1346.305019][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1346.305121][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1346.305155][ T32] r4:00000000 [ 1346.305175][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.305265][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) ** 5 printk messages dropped ** [ 1346.305494][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1346.305737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 10 printk messages dropped ** [ 1346.306456][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1346.306855][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) ** 6 printk messages dropped ** [ 1346.307191][ T32] INFO: task kworker/0:972:5725 blocked for more than 472 seconds. ** 9 printk messages dropped ** [ 1346.307737][ T32] r5:85883c00 r4:8291892c ** 4 printk messages dropped ** [ 1346.308036][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1346.308505][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1346.308798][ T32] r4:85806b00 ** 6 printk messages dropped ** [ 1346.309003][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.309983][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 8 printk messages dropped ** [ 1346.333665][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1346.333963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 9 printk messages dropped ** [ 1346.334413][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 4 printk messages dropped ** [ 1346.334615][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 7 printk messages dropped ** [ 1346.334983][ T32] r4:84faa640 ** 1 printk messages dropped ** [ 1346.335075][ T32] INFO: task kworker/0:973:5726 blocked for more than 472 seconds. [ 1346.335111][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.335135][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.335156][ T32] task:kworker/0:973 state:D stack:0 pid:5726 tgid:5726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.335213][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.335256][ T32] Call trace: [ 1346.335287][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1346.335337][ T32] r10:82918930 r9:ec5e5d84 r8:00000002 r7:60000113 r6:ec5e5d8c r5:85885400 [ 1346.335384][ T32] r4:85885400 [ 1346.335408][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1346.335449][ T32] r5:85885400 r4:8291892c [ 1346.335494][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.335538][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.335583][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5e5e08 [ 1346.335644][ T32] r4:00000000 [ 1346.335667][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1346.335716][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1346.335780][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.335840][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f4980 [ 1346.335895][ T32] r4:00000000 [ 1346.335918][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1346.335987][ T32] r9:83018005 r8:85885400 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1346.336012][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.336054][ T32] r5:00001000 r4:eb833000 [ 1346.336097][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.336140][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.336208][ T32] r5:84facf8c r4:84facc00 [ 1346.336231][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.336279][ T32] r7:dddced80 r6:83018000 r5:84facf8c r4:85806b80 [ 1346.336301][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.336349][ T32] r10:61c88647 r9:85885400 r8:85806bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.336398][ T32] r4:85806b80 [ 1346.336420][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.336464][ T32] r10:00000000 r9:85806b80 r8:8027f5e8 r7:ec5e1e60 r6:85805b80 r5:85885400 [ 1346.336498][ T32] r4:00000001 [ 1346.336519][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.336553][ T32] Exception stack(0xec5e5fb0 to 0xec5e5ff8) [ 1346.336581][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.336614][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.336641][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.336668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.336691][ T32] r4:857f4500 [ 1346.337123][ T32] INFO: task kworker/0:973:5726 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1346.337176][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.337275][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.337338][ T32] Call trace: [ 1346.337396][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1346.337463][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1346.337490][ T32] r4:00000000 [ 1346.337522][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.337564][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1346.337594][ T32] 5d20: bb5d7000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1346.337630][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1346.337672][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1346.337748][ T32] r5:800f0013 r4:80239bb0 [ 1346.337792][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.337837][ T32] r4:82ac11e4 [ 1346.337858][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.337900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1346.337924][ T32] r4:e04e5dc0 [ 1346.337969][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.338029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1346.338055][ T32] r4:00000000 [ 1346.338096][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1346.338148][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1346.338169][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1346.338512][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 5 printk messages dropped ** [ 1346.338823][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1346.339142][ T32] r4:84faa640 ** 4 printk messages dropped ** [ 1346.339336][ T32] task:kworker/0:974 state:D stack:0 pid:5728 tgid:5728 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1346.340087][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1346.352542][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1346.352845][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1346.353313][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.354478][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 10 printk messages dropped ** [ 1346.355018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 2 printk messages dropped ** [ 1346.355141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1346.355231][ T32] r4:00000000 [ 1346.355254][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1346.355301][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1346.355346][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.355466][ T32] r5:00001000 r4:dfecf000 [ 1346.355495][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.355534][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.355576][ T32] r5:84ea6f8c r4:84ea6c00 [ 1346.355594][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.355700][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1346.355725][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.355773][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.355797][ T32] r4:84fab400 [ 1346.355863][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.355912][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1346.355935][ T32] r4:00000001 [ 1346.355954][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.356044][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1346.356074][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.356102][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.356127][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.356157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.356179][ T32] r4:84faa640 [ 1346.356201][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.356241][ T32] INFO: task kworker/0:975:5731 blocked for more than 472 seconds. [ 1346.356274][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.356298][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.356318][ T32] task:kworker/0:975 state:D stack:0 pid:5731 tgid:5731 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.356386][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.356464][ T32] Call trace: [ 1346.356529][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1346.356601][ T32] r10:82918930 r9:ec5f1d84 r8:00000002 r7:60000013 r6:ec5f1d8c r5:85884800 [ 1346.356637][ T32] r4:85884800 [ 1346.356659][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1346.356700][ T32] r5:85884800 r4:8291892c [ 1346.356719][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.356818][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.356950][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5f1e08 [ 1346.356975][ T32] r4:00000000 [ 1346.357020][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1346.357072][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1346.357194][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.357267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507d040 [ 1346.357292][ T32] r4:00000000 [ 1346.357361][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1346.357463][ T32] r9:83018005 r8:85884800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1346.357493][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.357537][ T32] r5:00001000 r4:eb9ed000 [ 1346.357610][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.357714][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.357826][ T32] r5:84fae78c r4:84fae400 [ 1346.357856][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.357947][ T32] r7:dddced80 r6:83018000 r5:84fae78c r4:85806c80 [ 1346.358026][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.358081][ T32] r10:61c88647 r9:85884800 r8:85806cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.358103][ T32] r4:85806c80 [ 1346.358122][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.358165][ T32] r10:00000000 r9:85806c80 r8:8027f5e8 r7:ec5e5e60 r6:85805c80 r5:85884800 [ 1346.358213][ T32] r4:00000001 [ 1346.358256][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.358329][ T32] Exception stack(0xec5f1fb0 to 0xec5f1ff8) [ 1346.358414][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.358445][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.358555][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1346.358980][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.359504][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 9 printk messages dropped ** [ 1346.360054][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.383300][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1346.383670][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1346.384040][ T32] r4:84faa640 ** 5 printk messages dropped ** [ 1346.384362][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.384775][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1346.385284][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1346.385486][ T32] r5:84fad38c r4:84fad000 ** 5 printk messages dropped ** [ 1346.385749][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1346.386188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1346.387185][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) ** 5 printk messages dropped ** [ 1346.387469][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1346.387676][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.387957][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1346.388503][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1346.389589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1346.390102][ T32] Call trace: ** 1 printk messages dropped ** [ 1346.390213][ T32] r10:82918930 r9:ec5fdd84 r8:00000002 r7:60000113 r6:ec5fdd8c r5:85886c00 [ 1346.390236][ T32] r4:85886c00 [ 1346.390256][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1346.390354][ T32] r5:85886c00 r4:8291892c [ 1346.409625][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.409725][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.409860][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5fde08 [ 1346.409895][ T32] r4:00000000 [ 1346.409917][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1346.409959][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1346.410000][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.410042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f4c40 [ 1346.410064][ T32] r4:00000000 [ 1346.410089][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1346.410138][ T32] r9:83018005 r8:85886c00 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1346.410159][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.410308][ T32] r5:00001000 r4:eb885000 [ 1346.410994][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.411081][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.411131][ T32] r5:84fad78c r4:84fad400 [ 1346.411185][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.411239][ T32] r7:dddced80 r6:83018000 r5:84fad78c r4:85806d80 [ 1346.411261][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.411309][ T32] r10:61c88647 r9:85886c00 r8:85806dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.411356][ T32] r4:85806d80 [ 1346.411456][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.411575][ T32] r10:00000000 r9:85806d80 r8:8027f5e8 r7:ec5f1e60 r6:85805d80 r5:85886c00 [ 1346.411611][ T32] r4:00000001 [ 1346.411632][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.411671][ T32] Exception stack(0xec5fdfb0 to 0xec5fdff8) [ 1346.411792][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.411837][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.411868][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.411947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.412046][ T32] r4:857f4a80 [ 1346.412477][ T32] INFO: task kworker/0:977:5734 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1346.412562][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.412721][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.412794][ T32] Call trace: [ 1346.412917][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1346.412997][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1346.413024][ T32] r4:00000000 [ 1346.413073][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.413117][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1346.413147][ T32] 5d20: bbdd6000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1346.413177][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1346.413202][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1346.413226][ T32] r5:800f0013 r4:80239bb0 [ 1346.413245][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.413319][ T32] r4:82ac11e4 [ 1346.413342][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.413385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1346.413409][ T32] r4:e04e5dc0 [ 1346.413480][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.413525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1346.413549][ T32] r4:00000000 [ 1346.413635][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1346.413687][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1346.413758][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.413895][ T32] r5:00001000 r4:dfecf000 [ 1346.413924][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.414038][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.414092][ T32] r5:84ea6f8c r4:84ea6c00 [ 1346.414114][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.414187][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1346.414213][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.414324][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.414376][ T32] r4:84fab400 [ 1346.414405][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.414490][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1346.414518][ T32] r4:00000001 [ 1346.414539][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.414574][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1346.414599][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.414660][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.414722][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.414781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.414855][ T32] r4:84faa640 [ 1346.414880][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.414911][ T32] INFO: task kworker/0:978:5736 blocked for more than 472 seconds. [ 1346.414990][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.415019][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.415082][ T32] task:kworker/0:978 state:D stack:0 pid:5736 tgid:5736 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.415190][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.415265][ T32] Call trace: [ 1346.415338][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1346.415416][ T32] r10:82918930 r9:ec605d84 r8:00000002 r7:60000113 r6:ec605d8c r5:85888c00 [ 1346.415444][ T32] r4:85888c00 [ 1346.415464][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1346.415676][ T32] r5:85888c00 r4:8291892c [ 1346.415700][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.415903][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.415957][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec605e08 [ 1346.415981][ T32] r4:00000000 [ 1346.416001][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1346.416073][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1346.416152][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.416235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f4d00 [ 1346.416291][ T32] r4:00000000 [ 1346.416350][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1346.416461][ T32] r9:83018005 r8:85888c00 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1346.416505][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.416593][ T32] r5:00001000 r4:eb8a3000 [ 1346.416658][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.416741][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.416829][ T32] r5:84fadb8c r4:84fad800 [ 1346.416882][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.416973][ T32] r7:dddced80 r6:83018000 r5:84fadb8c r4:85806e00 [ 1346.417046][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.417197][ T32] r10:61c88647 r9:85888c00 r8:85806e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.417256][ T32] r4:85806e00 [ 1346.417326][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1346.417877][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1346.419397][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) ** 4 printk messages dropped ** [ 1346.419763][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1346.451372][ T32] r5:00001000 r4:dfecf000 ** 6 printk messages dropped ** [ 1346.451828][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1346.452095][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.452481][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.452899][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1346.453273][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.453553][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1346.453643][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1346.454070][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1346.454974][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.455571][ T32] 5d20: bc12b000 dfe5f000 00000001 80239b98 7f1e3000 00000001 ** 7 printk messages dropped ** [ 1346.456093][ T32] r4:e04e5dc0 ** 1 printk messages dropped ** [ 1346.456254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1346.456323][ T32] r4:00000000 [ 1346.456364][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1346.456461][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1346.456504][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.456623][ T32] r5:00001000 r4:dfecf000 [ 1346.456677][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.456763][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.456873][ T32] r5:84ea6f8c r4:84ea6c00 [ 1346.456935][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.457031][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1346.457078][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.457176][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.457227][ T32] r4:84fab400 [ 1346.457269][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.457382][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1346.457438][ T32] r4:00000001 [ 1346.457484][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.457563][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1346.457831][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.457935][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.458012][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.458081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.458137][ T32] r4:84faa640 [ 1346.458194][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.458256][ T32] INFO: task kworker/0:980:5740 blocked for more than 472 seconds. [ 1346.458321][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.458392][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.458444][ T32] task:kworker/0:980 state:D stack:0 pid:5740 tgid:5740 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.458588][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.458705][ T32] Call trace: [ 1346.458777][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1346.458878][ T32] r10:82918930 r9:ec61dd84 r8:00000002 r7:60000113 r6:ec61dd8c r5:85889800 [ 1346.458931][ T32] r4:85889800 [ 1346.458997][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1346.459097][ T32] r5:85889800 r4:8291892c [ 1346.459150][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.459236][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.459335][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec61de08 [ 1346.459384][ T32] r4:00000000 [ 1346.459429][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1346.459532][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1346.459634][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.459727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857f4fc0 [ 1346.459777][ T32] r4:00000000 [ 1346.459839][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1346.459953][ T32] r9:83018005 r8:85889800 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1346.460026][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.460125][ T32] r5:00001000 r4:eb9ab000 [ 1346.460188][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.489969][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.490128][ T32] r5:84fae38c r4:84fae000 [ 1346.490155][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1346.490321][ T32] r4:85806f00 ** 6 printk messages dropped ** [ 1346.491131][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1346.492535][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.492906][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1346.493391][ T32] r4:e04e5dc0 ** 8 printk messages dropped ** [ 1346.494209][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1346.494937][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 7 printk messages dropped ** [ 1346.495447][ T32] r4:84faa640 ** 5 printk messages dropped ** [ 1346.496091][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.496889][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1346.497899][ T32] r5:00001000 r4:eba2b000 ** 2 printk messages dropped ** [ 1346.498179][ T32] r5:84faef8c r4:84faec00 ** 2 printk messages dropped ** [ 1346.498392][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1346.499620][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1346.523316][ T32] Call trace: ** 5 printk messages dropped ** [ 1346.523748][ T32] 5d20: bc653000 dfe5f000 00000001 80239b98 7f1e3000 00000001 ** 9 printk messages dropped ** [ 1346.524212][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 5 printk messages dropped ** [ 1346.524473][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.524515][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.524558][ T32] r5:84ea6f8c r4:84ea6c00 [ 1346.524578][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.524689][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1346.524715][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.524787][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.524814][ T32] r4:84fab400 [ 1346.524860][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.524918][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1346.524942][ T32] r4:00000001 [ 1346.524973][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.525037][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1346.525092][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.525123][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.525150][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.525203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.525323][ T32] r4:84faa640 [ 1346.525350][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.525383][ T32] INFO: task kworker/0:982:5744 blocked for more than 473 seconds. [ 1346.525415][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.525448][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.525470][ T32] task:kworker/0:982 state:D stack:0 pid:5744 tgid:5744 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.525600][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.525696][ T32] Call trace: [ 1346.525728][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1346.525855][ T32] r10:82918930 r9:ec62dd84 r8:00000002 r7:60000113 r6:ec62dd8c r5:8588b000 [ 1346.525886][ T32] r4:8588b000 [ 1346.525907][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1346.525949][ T32] r5:8588b000 r4:8291892c [ 1346.525968][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.526008][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.526077][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec62de08 [ 1346.526177][ T32] r4:00000000 [ 1346.526206][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1346.526293][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1346.526335][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.526376][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507d140 [ 1346.526398][ T32] r4:00000000 [ 1346.526416][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1346.526459][ T32] r9:83018005 r8:8588b000 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1346.526503][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.526548][ T32] r5:00001000 r4:eba17000 [ 1346.526567][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.526613][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.526779][ T32] r5:84faeb8c r4:84fae800 [ 1346.526801][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.526848][ T32] r7:dddced80 r6:83018000 r5:84faeb8c r4:8505d000 [ 1346.526868][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.526920][ T32] r10:61c88647 r9:8588b000 r8:8505d02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.527028][ T32] r4:8505d000 [ 1346.527074][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.527122][ T32] r10:00000000 r9:8505d000 r8:8027f5e8 r7:ec625e60 r6:84fa6000 r5:8588b000 [ 1346.527163][ T32] r4:00000001 [ 1346.527209][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.527249][ T32] Exception stack(0xec62dfb0 to 0xec62dff8) [ 1346.527327][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.527360][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.527387][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.527439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.527466][ T32] r4:8507d180 [ 1346.527993][ T32] INFO: task kworker/0:982:5744 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1346.528056][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1346.528801][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1346.529179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 11 printk messages dropped ** [ 1346.530255][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1346.552789][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.553385][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.554094][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1346.554851][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.555516][ T32] r5:84fafb8c r4:84faf800 [ 1346.555580][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1346.556185][ T32] r10:00000000 r9:8505d080 r8:8027f5e8 r7:ec625e60 r6:84fa6080 r5:8588bc00 [ 1346.556244][ T32] r4:00000001 [ 1346.556309][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.556448][ T32] Exception stack(0xec639fb0 to 0xec639ff8) [ 1346.556517][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.556576][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.556645][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.556705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.556759][ T32] r4:8507d100 [ 1346.557516][ T32] INFO: task kworker/0:983:5746 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1346.557625][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.557803][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.557958][ T32] Call trace: [ 1346.558025][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1346.558132][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1346.558186][ T32] r4:00000000 [ 1346.558255][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.558363][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1346.558434][ T32] 5d20: bc9d8000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1346.558502][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1346.558562][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1346.558676][ T32] r5:800f0013 r4:80239bb0 [ 1346.558737][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.558885][ T32] r4:82ac11e4 [ 1346.558957][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.559004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1346.559029][ T32] r4:e04e5dc0 [ 1346.559047][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.559138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1346.559164][ T32] r4:00000000 [ 1346.559182][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1346.559227][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1346.559247][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.559288][ T32] r5:00001000 r4:dfecf000 [ 1346.559356][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.559405][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.559466][ T32] r5:84ea6f8c r4:84ea6c00 [ 1346.559541][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.559598][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1346.559627][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.559698][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.559776][ T32] r4:84fab400 [ 1346.559804][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.559875][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1346.559920][ T32] r4:00000001 [ 1346.559967][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.560012][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1346.560066][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.560128][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.560189][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.560320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.583919][ T32] r4:84faa640 [ 1346.583972][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.584007][ T32] INFO: task kworker/0:984:5748 blocked for more than 473 seconds. [ 1346.584066][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.584163][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.584189][ T32] task:kworker/0:984 state:D stack:0 pid:5748 tgid:5748 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.584300][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.584452][ T32] Call trace: [ 1346.584488][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1346.584627][ T32] r10:82918930 r9:ec641d84 r8:00000002 r7:60000013 r6:ec641d8c r5:8588c800 [ 1346.584658][ T32] r4:8588c800 [ 1346.584756][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1346.584802][ T32] r5:8588c800 r4:8291892c [ 1346.584823][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.584862][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.584908][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec641e08 [ 1346.584929][ T32] r4:00000000 [ 1346.584947][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1346.585008][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1346.585052][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.585094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507d400 [ 1346.585116][ T32] r4:00000000 [ 1346.585158][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1346.585239][ T32] r9:83018005 r8:8588c800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1346.585290][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.585346][ T32] r5:00001000 r4:eba39000 [ 1346.585368][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.585408][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.585513][ T32] r5:84faf38c r4:84faf000 [ 1346.585562][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.585685][ T32] r7:dddced80 r6:83018000 r5:84faf38c r4:8505d100 [ 1346.585712][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1346.585957][ T32] r10:00000000 r9:8505d100 r8:8027f5e8 r7:ec639e60 r6:84fa6100 r5:8588c800 ** 9 printk messages dropped ** [ 1346.586743][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1346.587484][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 12 printk messages dropped ** [ 1346.588028][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1346.588707][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1346.589669][ T32] r4:8588ec00 ** 5 printk messages dropped ** [ 1346.590196][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.611434][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507d4c0 ** 7 printk messages dropped ** [ 1346.611926][ T32] r5:84faf78c r4:84faf400 ** 3 printk messages dropped ** [ 1346.612174][ T32] r10:61c88647 r9:8588ec00 r8:8505d1ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1346.612625][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1346.614147][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.614532][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1346.615162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1346.615234][ T32] r4:00000000 [ 1346.615285][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1346.615405][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1346.615491][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.615620][ T32] r5:00001000 r4:dfecf000 [ 1346.615702][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.615797][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.615899][ T32] r5:84ea6f8c r4:84ea6c00 [ 1346.615950][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.616052][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1346.616105][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.616219][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.616281][ T32] r4:84fab400 [ 1346.616331][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.616433][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1346.616485][ T32] r4:00000001 [ 1346.616562][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.616685][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1346.616773][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.616849][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.616971][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.617053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.617109][ T32] r4:84faa640 [ 1346.617180][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.617290][ T32] INFO: task kworker/0:986:5752 blocked for more than 473 seconds. [ 1346.617376][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.617437][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.617484][ T32] task:kworker/0:986 state:D stack:0 pid:5752 tgid:5752 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.617589][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.617739][ T32] Call trace: [ 1346.617853][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1346.617961][ T32] r10:82918930 r9:ec65dd84 r8:00000002 r7:60000113 r6:ec65dd8c r5:8588e000 [ 1346.618015][ T32] r4:8588e000 [ 1346.618083][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1346.618187][ T32] r5:8588e000 r4:8291892c [ 1346.618239][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.618330][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.618435][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec65de08 [ 1346.618505][ T32] r4:00000000 [ 1346.618553][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1346.618674][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1346.618768][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.618867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507db40 [ 1346.618931][ T32] r4:00000000 [ 1346.618980][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1346.619084][ T32] r9:83018005 r8:8588e000 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1346.619141][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.619239][ T32] r5:00001000 r4:ebae5000 [ 1346.619308][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.619402][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.619535][ T32] r5:84fa0b8c r4:84fa0800 [ 1346.619593][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1346.620134][ T32] r10:00000000 r9:8505d200 r8:8027f5e8 r7:ec639e60 r6:84fa6200 r5:8588e000 ** 9 printk messages dropped ** [ 1346.652516][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1346.653228][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1346.653886][ T32] r5:00001000 r4:dfecf000 ** 7 printk messages dropped ** [ 1346.654359][ T32] r4:84fab400 ** 4 printk messages dropped ** [ 1346.654510][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) ** 7 printk messages dropped ** [ 1346.654762][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1346.655129][ T32] r4:8587ec00 ** 4 printk messages dropped ** [ 1346.655383][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec665e08 ** 10 printk messages dropped ** [ 1346.656152][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1346.656490][ T32] r4:8505d280 ** 7 printk messages dropped ** [ 1346.656733][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1346.657454][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) ** 5 printk messages dropped ** [ 1346.657707][ T32] r4:82ac11e4 [ 1346.657807][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.657863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1346.657887][ T32] r4:e04e5dc0 [ 1346.657908][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.657951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1346.657972][ T32] r4:00000000 [ 1346.657990][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1346.658047][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1346.658071][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.658201][ T32] r5:00001000 r4:dfecf000 [ 1346.658225][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.658289][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.658341][ T32] r5:84ea6f8c r4:84ea6c00 [ 1346.658360][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.658405][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1346.658496][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.658629][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.658704][ T32] r4:84fab400 [ 1346.658834][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.658922][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1346.658953][ T32] r4:00000001 [ 1346.658973][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.659134][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1346.659188][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.659261][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.659290][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.659446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.659473][ T32] r4:84faa640 [ 1346.659494][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.659521][ T32] INFO: task kworker/0:988:5756 blocked for more than 473 seconds. [ 1346.659572][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.659605][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.659635][ T32] task:kworker/0:988 state:D stack:0 pid:5756 tgid:5756 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.659707][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.659757][ T32] Call trace: [ 1346.659834][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1346.659912][ T32] r10:82918930 r9:ec66dd84 r8:00000002 r7:60000013 r6:ec66dd8c r5:85890c00 [ 1346.659963][ T32] r4:85890c00 [ 1346.660004][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1346.660049][ T32] r5:85890c00 r4:8291892c [ 1346.660116][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.660160][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.660232][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec66de08 [ 1346.660257][ T32] r4:00000000 [ 1346.660332][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1346.685208][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1346.685301][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.685365][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507d880 [ 1346.685452][ T32] r4:00000000 [ 1346.685487][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1346.685589][ T32] r9:83018005 r8:85890c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1346.685627][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.685676][ T32] r5:00001000 r4:eba93000 [ 1346.685829][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.685885][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.685930][ T32] r5:84fa038c r4:84fa0000 [ 1346.685950][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.685997][ T32] r7:dddced80 r6:83018000 r5:84fa038c r4:8505d380 [ 1346.686017][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.686091][ T32] r10:61c88647 r9:85890c00 r8:8505d3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.686129][ T32] r4:8505d380 [ 1346.686162][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.686240][ T32] r10:00000000 r9:8505d380 r8:8027f5e8 r7:ec65de60 r6:84fa6300 r5:85890c00 [ 1346.686286][ T32] r4:00000001 [ 1346.686308][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.686345][ T32] Exception stack(0xec66dfb0 to 0xec66dff8) [ 1346.686389][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.686421][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.686447][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1346.687000][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1346.688118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 9 printk messages dropped ** [ 1346.688636][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1346.689263][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1346.689614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1346.690335][ T32] r10:82918930 r9:ec675d84 r8:00000002 r7:60000113 r6:ec675d8c r5:85890000 ** 9 printk messages dropped ** [ 1346.703949][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1346.704420][ T32] r5:84fa078c r4:84fa0400 ** 1 printk messages dropped ** [ 1346.704515][ T32] r7:dddced80 r6:83018000 r5:84fa078c r4:8505d300 [ 1346.704539][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.704587][ T32] r10:61c88647 r9:85890000 r8:8505d32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.704648][ T32] r4:8505d300 [ 1346.704677][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.704724][ T32] r10:00000000 r9:8505d300 r8:8027f5e8 r7:ec65de60 r6:84fa6400 r5:85890000 [ 1346.704747][ T32] r4:00000001 [ 1346.704857][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.704899][ T32] Exception stack(0xec675fb0 to 0xec675ff8) [ 1346.704929][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.704960][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.704986][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.705039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.705066][ T32] r4:8507d8c0 [ 1346.705492][ T32] INFO: task kworker/0:989:5758 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1346.705526][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.705594][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.705681][ T32] Call trace: [ 1346.705830][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1346.705889][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1346.705913][ T32] r4:00000000 [ 1346.705933][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.705972][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1346.706025][ T32] 5d20: bd939000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1346.706059][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1346.706109][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1346.706161][ T32] r5:800f0013 r4:80239bb0 [ 1346.706191][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.706295][ T32] r4:82ac11e4 [ 1346.706320][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.706371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1346.706394][ T32] r4:e04e5dc0 [ 1346.706438][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.706483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1346.706519][ T32] r4:00000000 [ 1346.706540][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1346.706612][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1346.706662][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.706710][ T32] r5:00001000 r4:dfecf000 [ 1346.706729][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.706768][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.706809][ T32] r5:84ea6f8c r4:84ea6c00 [ 1346.706827][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.706882][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1346.706971][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.707124][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.707153][ T32] r4:84fab400 [ 1346.707175][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.707221][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 2 printk messages dropped ** [ 1346.707379][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) ** 6 printk messages dropped ** [ 1346.707622][ T32] INFO: task kworker/1:320:5760 blocked for more than 473 seconds. ** 7 printk messages dropped ** [ 1346.708094][ T32] r4:85891800 ** 3 printk messages dropped ** [ 1346.708298][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1346.708592][ T32] r4:00000000 [ 1346.708641][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1346.708713][ T32] r9:83018205 r8:85891800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1346.708785][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.708831][ T32] r5:00001000 r4:ec6bd000 [ 1346.708852][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.708906][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.708951][ T32] r5:8577e38c r4:8577e000 [ 1346.708970][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.709013][ T32] r7:ddde2d80 r6:83018200 r5:8577e38c r4:84fa6380 [ 1346.709035][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.709079][ T32] r10:61c88647 r9:85891800 r8:84fa63ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.709101][ T32] r4:84fa6380 [ 1346.709118][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.709184][ T32] r10:00000000 r9:84fa6380 r8:8027f5e8 r7:ebc09e60 r6:84fa6480 r5:85891800 [ 1346.709257][ T32] r4:00000001 [ 1346.709317][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.709358][ T32] Exception stack(0xec679fb0 to 0xec679ff8) [ 1346.709385][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.709414][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.709439][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.709467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.709488][ T32] r4:8584f1c0 [ 1346.709803][ T32] INFO: task kworker/1:320:5760 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1346.709849][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.709936][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.710004][ T32] Call trace: [ 1346.710134][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1346.710191][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1346.710215][ T32] r4:00000000 [ 1346.710234][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.710318][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1346.736737][ T32] 5d20: bddbc000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1346.736817][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1346.736880][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1346.736982][ T32] r5:800f0013 r4:80239bb0 [ 1346.737016][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.737125][ T32] r4:82ac11e4 [ 1346.737185][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.737285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1346.737337][ T32] r4:e04e5dc0 [ 1346.737366][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.737410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1346.737433][ T32] r4:00000000 [ 1346.737452][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1346.737523][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1346.737547][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.737628][ T32] r5:00001000 r4:dfecf000 [ 1346.737653][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.737694][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.737736][ T32] r5:84ea6f8c r4:84ea6c00 [ 1346.737758][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.737880][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1346.737929][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.737980][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.738003][ T32] r4:84fab400 [ 1346.738021][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.738082][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1346.738134][ T32] r4:00000001 [ 1346.738156][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.738195][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1346.738222][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.738250][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.738277][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.738330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.738356][ T32] r4:84faa640 [ 1346.738380][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.738424][ T32] INFO: task kworker/0:990:5762 blocked for more than 473 seconds. ** 3 printk messages dropped ** [ 1346.738698][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1346.739276][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec681e08 ** 9 printk messages dropped ** [ 1346.739761][ T32] r5:00001000 r4:ebc21000 ** 2 printk messages dropped ** [ 1346.739884][ T32] r5:84fa178c r4:84fa1400 [ 1346.739906][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1346.740302][ T32] r10:00000000 r9:8505d400 r8:8027f5e8 r7:ec65de60 r6:84fa6500 r5:85892400 ** 5 printk messages dropped ** [ 1346.748399][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1346.749158][ T32] Call trace: [ 1346.749213][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1346.749269][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1346.749307][ T32] r4:00000000 [ 1346.749343][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.749570][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1346.749658][ T32] 5d20: bddbc000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1346.749781][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1346.749921][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1346.749956][ T32] r5:800f0013 r4:80239bb0 [ 1346.750037][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.750087][ T32] r4:82ac11e4 [ 1346.750107][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.750149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1346.750172][ T32] r4:e04e5dc0 [ 1346.750191][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.750251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1346.750346][ T32] r4:00000000 [ 1346.757281][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1346.757375][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1346.757400][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.757507][ T32] r5:00001000 r4:dfecf000 [ 1346.757584][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.757635][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.757754][ T32] r5:84ea6f8c r4:84ea6c00 [ 1346.757825][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1346.758100][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.758322][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.758789][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.759182][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1346.759917][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1346.760060][ T32] r5:84fa0f8c r4:84fa0c00 ** 1 printk messages dropped ** [ 1346.760135][ T32] r7:dddced80 r6:83018000 r5:84fa0f8c r4:8505d480 ** 4 printk messages dropped ** [ 1346.775381][ T32] r10:00000000 r9:8505d480 r8:8027f5e8 r7:ec681e60 r6:84fa6580 r5:85893000 ** 8 printk messages dropped ** [ 1346.776307][ T32] INFO: task kworker/0:991:5764 is blocked on a mutex likely owned by task kworker/0:188:3724. ** 7 printk messages dropped ** [ 1346.776765][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) ** 6 printk messages dropped ** [ 1346.777131][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 12 printk messages dropped ** [ 1346.777827][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1346.778818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1346.779761][ T32] r4:85893c00 [ 1346.779816][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1346.779930][ T32] r5:85893c00 r4:8291892c [ 1346.779990][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.780076][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.780183][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6ade08 [ 1346.780237][ T32] r4:00000000 [ 1346.780327][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1346.788287][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1346.788406][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.788475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507de40 [ 1346.788535][ T32] r4:00000000 [ 1346.788586][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1346.788676][ T32] r9:83018005 r8:85893c00 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1346.788703][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.788801][ T32] r5:00001000 r4:ebc0b000 [ 1346.788825][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.788871][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.788916][ T32] r5:84fa138c r4:84fa1000 [ 1346.788960][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.789025][ T32] r7:dddced80 r6:83018000 r5:84fa138c r4:8505d500 [ 1346.789088][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.789146][ T32] r10:61c88647 r9:85893c00 r8:8505d52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.789193][ T32] r4:8505d500 [ 1346.789217][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.789264][ T32] r10:00000000 r9:8505d500 r8:8027f5e8 r7:ec681e60 r6:84fa6600 r5:85893c00 [ 1346.789291][ T32] r4:00000001 [ 1346.789336][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.789398][ T32] Exception stack(0xec6adfb0 to 0xec6adff8) [ 1346.789458][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.789519][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.789575][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.789611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.789639][ T32] r4:8507dc40 [ 1346.790151][ T32] INFO: task kworker/0:992:5766 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1346.790220][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.790397][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.804002][ T32] Call trace: [ 1346.804108][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1346.804184][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1346.804233][ T32] r4:00000000 [ 1346.804258][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.804301][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1346.804358][ T32] 5d20: be6b0000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1346.804423][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1346.804455][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1346.804479][ T32] r5:800f0013 r4:80239bb0 [ 1346.804524][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.804574][ T32] r4:82ac11e4 [ 1346.804611][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.804660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1346.804683][ T32] r4:e04e5dc0 [ 1346.804746][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1346.804931][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1346.805362][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1346.805711][ T32] r4:84faa640 ** 5 printk messages dropped ** [ 1346.806132][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.806594][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1346.807064][ T32] r5:00001000 r4:ec6c7000 ** 2 printk messages dropped ** [ 1346.807161][ T32] r5:84fa238c r4:84fa2000 ** 1 printk messages dropped ** [ 1346.807304][ T32] r7:dddced80 r6:83018000 r5:84fa238c r4:8505d580 ** 5 printk messages dropped ** [ 1346.807597][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.807890][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1346.808800][ T32] Call trace: ** 5 printk messages dropped ** [ 1346.809183][ T32] 5d20: be6b0000 dfe5f000 00000001 80239b98 7f1e3000 00000001 ** 7 printk messages dropped ** [ 1346.809520][ T32] r4:e04e5dc0 ** 7 printk messages dropped ** [ 1346.810083][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1346.820852][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.821021][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.821538][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.821806][ T32] r5:85896000 r4:8291892c [ 1346.821843][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.821890][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.821987][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6b9e08 [ 1346.822016][ T32] r4:00000000 [ 1346.822037][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1346.822078][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1346.822118][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.822160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85804fc0 [ 1346.822181][ T32] r4:00000000 [ 1346.822199][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1346.822352][ T32] r9:83018005 r8:85896000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1346.822436][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.822491][ T32] r5:00001000 r4:ec64f000 [ 1346.822513][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.822577][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.822634][ T32] r5:84fa1b8c r4:84fa1800 [ 1346.822680][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.822729][ T32] r7:dddced80 r6:83018000 r5:84fa1b8c r4:8505d600 [ 1346.822771][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.822820][ T32] r10:61c88647 r9:85896000 r8:8505d62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.822843][ T32] r4:8505d600 [ 1346.822869][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.822916][ T32] r10:00000000 r9:8505d600 r8:8027f5e8 r7:ec6b5e60 r6:84fa6700 r5:85896000 [ 1346.822938][ T32] r4:00000001 [ 1346.822979][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.823018][ T32] Exception stack(0xec6b9fb0 to 0xec6b9ff8) [ 1346.823045][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.823072][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.823121][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.823153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.823199][ T32] r4:85804340 [ 1346.823652][ T32] INFO: task kworker/0:994:5770 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1346.823715][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.823809][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.823930][ T32] Call trace: [ 1346.824002][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1346.824080][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1346.824108][ T32] r4:00000000 [ 1346.824174][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.824248][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1346.824311][ T32] 5d20: be6b0000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1346.824393][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1346.824447][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1346.824499][ T32] r5:800f0013 r4:80239bb0 [ 1346.824548][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.824634][ T32] r4:82ac11e4 [ 1346.824660][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.824704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1346.824774][ T32] r4:e04e5dc0 [ 1346.824832][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.824912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1346.824964][ T32] r4:00000000 [ 1346.825010][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1346.825084][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1346.825133][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.825227][ T32] r5:00001000 r4:dfecf000 [ 1346.825251][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.825314][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.825360][ T32] r5:84ea6f8c r4:84ea6c00 [ 1346.825380][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.825450][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1346.825474][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.825520][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 1 printk messages dropped ** [ 1346.825594][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1346.826061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1346.826863][ T32] r4:85896c00 ** 4 printk messages dropped ** [ 1346.827121][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6c1e08 ** 9 printk messages dropped ** [ 1346.827736][ T32] r5:00001000 r4:ec68d000 ** 2 printk messages dropped ** [ 1346.827846][ T32] r5:84fa1f8c r4:84fa1c00 ** 1 printk messages dropped ** [ 1346.827938][ T32] r7:dddced80 r6:83018000 r5:84fa1f8c r4:8505d680 ** 5 printk messages dropped ** [ 1346.828166][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.828325][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1346.829107][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.829376][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1346.829687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 9 printk messages dropped ** [ 1346.860951][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1346.861041][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.861135][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.861210][ T32] r4:84fab400 [ 1346.861238][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.861287][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1346.861309][ T32] r4:00000001 [ 1346.861341][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.861401][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1346.861435][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.861489][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.861539][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.861570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.861593][ T32] r4:84faa640 [ 1346.861676][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.861726][ T32] INFO: task kworker/0:996:5776 blocked for more than 473 seconds. [ 1346.861874][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.861908][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.861931][ T32] task:kworker/0:996 state:D stack:0 pid:5776 tgid:5776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.861989][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.862037][ T32] Call trace: [ 1346.862074][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1346.862174][ T32] r10:82918930 r9:ec5d5d84 r8:00000002 r7:60000113 r6:ec5d5d8c r5:85895400 [ 1346.862226][ T32] r4:85895400 [ 1346.862268][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1346.862318][ T32] r5:85895400 r4:8291892c [ 1346.862340][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.862380][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.862426][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5d5e08 [ 1346.862447][ T32] r4:00000000 [ 1346.862491][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1346.862533][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1346.862621][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.862803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858542c0 [ 1346.862904][ T32] r4:00000000 [ 1346.862933][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1346.863009][ T32] r9:83018005 r8:85895400 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 ** 2 printk messages dropped ** [ 1346.863173][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.863214][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.863255][ T32] r5:84fa278c r4:84fa2400 [ 1346.863298][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.863348][ T32] r7:dddced80 r6:83018000 r5:84fa278c r4:8505d700 [ 1346.863393][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.863499][ T32] r10:61c88647 r9:85895400 r8:8505d72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.863531][ T32] r4:8505d700 [ 1346.863592][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.863657][ T32] r10:00000000 r9:8505d700 r8:8027f5e8 r7:ec6b5e60 r6:84fa6800 r5:85895400 [ 1346.863689][ T32] r4:00000001 [ 1346.863708][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.863743][ T32] Exception stack(0xec5d5fb0 to 0xec5d5ff8) [ 1346.863769][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.863798][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.863828][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.863894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.863948][ T32] r4:858542c0 [ 1346.864387][ T32] INFO: task kworker/0:996:5776 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1346.864429][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.864580][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.864661][ T32] Call trace: [ 1346.864692][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1346.864771][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1346.864824][ T32] r4:00000000 [ 1346.864862][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.864966][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1346.865030][ T32] 5d20: becb7000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1346.865096][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1346.865202][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1346.865234][ T32] r5:800f0013 r4:80239bb0 [ 1346.865255][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1346.865520][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 11 printk messages dropped ** [ 1346.866212][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1346.866613][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.866945][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1346.867404][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6d5e08 ** 12 printk messages dropped ** [ 1346.868129][ T32] r5:8508138c r4:85081000 [ 1346.868147][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1346.868448][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1346.868650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1346.869437][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1346.869481][ T32] 5d20: becb7000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1346.869562][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1346.869604][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1346.869639][ T32] r5:800f0013 r4:80239bb0 [ 1346.869660][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.869730][ T32] r4:82ac11e4 [ 1346.869757][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.869853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1346.869907][ T32] r4:e04e5dc0 [ 1346.869958][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.870007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1346.870031][ T32] r4:00000000 [ 1346.870050][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1346.870148][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1346.870223][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.892930][ T32] r5:00001000 r4:dfecf000 [ 1346.893028][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.893123][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.893180][ T32] r5:84ea6f8c r4:84ea6c00 [ 1346.893244][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.893349][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1346.893473][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.893538][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.893589][ T32] r4:84fab400 [ 1346.893618][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.893666][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1346.893699][ T32] r4:00000001 [ 1346.893722][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.893793][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1346.893842][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.893892][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.893924][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.893955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.893978][ T32] r4:84faa640 [ 1346.894016][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.894064][ T32] INFO: task kworker/0:997:5779 blocked for more than 473 seconds. [ 1346.894099][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.894147][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.894172][ T32] task:kworker/0:997 state:D stack:0 pid:5779 tgid:5779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.894292][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.894352][ T32] Call trace: [ 1346.894386][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1346.894442][ T32] r10:82918930 r9:ec6d9d84 r8:00000002 r7:60000113 r6:ec6d9d8c r5:858c0c00 [ 1346.894468][ T32] r4:858c0c00 [ 1346.894488][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1346.894528][ T32] r5:858c0c00 r4:8291892c [ 1346.894562][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.894619][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.894671][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6d9e08 [ 1346.894716][ T32] r4:00000000 [ 1346.894763][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1346.894877][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1346.894934][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.895004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85854840 [ 1346.895030][ T32] r4:00000000 [ 1346.895050][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1346.895122][ T32] r9:83018005 r8:858c0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 ** 4 printk messages dropped ** [ 1346.895419][ T32] r5:84fa378c r4:84fa3400 [ 1346.895438][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1346.895559][ T32] r10:61c88647 r9:858c0c00 r8:8505d7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1346.895867][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.896808][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 5 printk messages dropped ** [ 1346.897062][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1346.897377][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 11 printk messages dropped ** [ 1346.897978][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1346.898479][ T32] r4:84faa640 ** 5 printk messages dropped ** [ 1346.898646][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1346.899022][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6dde08 ** 7 printk messages dropped ** [ 1346.899488][ T32] r9:83018005 r8:858c1800 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 ** 5 printk messages dropped ** [ 1346.899946][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1346.900140][ T32] r4:8505d800 [ 1346.900163][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.900233][ T32] r10:00000000 r9:8505d800 r8:8027f5e8 r7:ec6d9e60 r6:84fa6a00 r5:858c1800 [ 1346.900324][ T32] r4:00000001 [ 1346.921035][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.921152][ T32] Exception stack(0xec6ddfb0 to 0xec6ddff8) [ 1346.921220][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.921253][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.921280][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.921363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.921414][ T32] r4:858543c0 [ 1346.921966][ T32] INFO: task kworker/0:998:5780 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1346.922037][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.922166][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.922222][ T32] Call trace: [ 1346.922281][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1346.922352][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1346.922404][ T32] r4:00000000 [ 1346.922427][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.922466][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1346.922519][ T32] 5d20: bf1df000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1346.922602][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1346.922642][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1346.922666][ T32] r5:800f0013 r4:80239bb0 [ 1346.922687][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.922754][ T32] r4:82ac11e4 [ 1346.922778][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.922838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1346.922871][ T32] r4:e04e5dc0 [ 1346.922917][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.922963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1346.923008][ T32] r4:00000000 [ 1346.923055][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1346.923160][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1346.923185][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.923325][ T32] r5:00001000 r4:dfecf000 [ 1346.923376][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.923449][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.923497][ T32] r5:84ea6f8c r4:84ea6c00 [ 1346.923519][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.923610][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1346.923644][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.923716][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.923743][ T32] r4:84fab400 [ 1346.923787][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.923834][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1346.923872][ T32] r4:00000001 [ 1346.923902][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.923938][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1346.923964][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.924019][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.924060][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.924118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.924191][ T32] r4:84faa640 [ 1346.924215][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.924244][ T32] INFO: task kworker/0:999:5782 blocked for more than 473 seconds. [ 1346.924289][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.924316][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.924492][ T32] task:kworker/0:999 state:D stack:0 pid:5782 tgid:5782 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1346.924978][ T32] r4:858c0000 ** 4 printk messages dropped ** [ 1346.925208][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6e5e08 ** 4 printk messages dropped ** [ 1346.925538][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85854580 ** 5 printk messages dropped ** [ 1346.925724][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1346.925857][ T32] r5:84fa2f8c r4:84fa2c00 [ 1346.925907][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.925979][ T32] r7:dddced80 r6:83018000 r5:84fa2f8c r4:8505d880 ** 1 printk messages dropped ** [ 1346.926088][ T32] r10:61c88647 r9:858c0000 r8:8505d8ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1346.926304][ T32] r10:00000000 r9:8505d880 r8:8027f5e8 r7:ec6d9e60 r6:84fa6a80 r5:858c0000 ** 4 printk messages dropped ** [ 1346.926613][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1346.927112][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1346.927876][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1346.927942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1346.927964][ T32] r4:e04e5dc0 [ 1346.927995][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.928078][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1346.928120][ T32] r4:00000000 [ 1346.928145][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1346.928195][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1346.928217][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.928261][ T32] r5:00001000 r4:dfecf000 [ 1346.928282][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.928322][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.928486][ T32] r5:84ea6f8c r4:84ea6c00 [ 1346.928511][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.928582][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1346.928615][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.928701][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.928734][ T32] r4:84fab400 [ 1346.928755][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.928828][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1346.928855][ T32] r4:00000001 [ 1346.928951][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.929023][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1346.929114][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.929149][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.929202][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.929247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.929280][ T32] r4:84faa640 [ 1346.929325][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.929433][ T32] INFO: task kworker/0:1000:5784 blocked for more than 473 seconds. [ 1346.929526][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.929639][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.929745][ T32] task:kworker/0:1000 state:D stack:0 pid:5784 tgid:5784 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.929862][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.929938][ T32] Call trace: [ 1346.930046][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1346.930152][ T32] r10:82918930 r9:ec6f5d84 r8:00000002 r7:60000113 r6:ec6f5d8c r5:858c2400 [ 1346.930229][ T32] r4:858c2400 [ 1346.960959][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1346.961162][ T32] r5:858c2400 r4:8291892c [ 1346.961187][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.961230][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.961292][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6f5e08 [ 1346.961348][ T32] r4:00000000 [ 1346.961373][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1346.961416][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1346.961457][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.961500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858546c0 [ 1346.961536][ T32] r4:00000000 [ 1346.961572][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1346.961631][ T32] r9:83018005 r8:858c2400 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1346.961655][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.961701][ T32] r5:00001000 r4:eb2ff000 [ 1346.961720][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.961824][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.961943][ T32] r5:84fa338c r4:84fa3000 [ 1346.962001][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.962123][ T32] r7:dddced80 r6:83018000 r5:84fa338c r4:8505d900 [ 1346.962177][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1346.962318][ T32] r4:8505d900 ** 6 printk messages dropped ** [ 1346.962820][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.964413][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 7 printk messages dropped ** [ 1346.964935][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1346.965988][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1346.966253][ T32] r4:84fab400 ** 1 printk messages dropped ** [ 1346.966396][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 3 printk messages dropped ** [ 1346.966684][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1346.967171][ T32] INFO: task kworker/0:1001:5786 blocked for more than 473 seconds. ** 3 printk messages dropped ** [ 1346.967535][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1346.967872][ T32] r10:82918930 r9:ec701d84 r8:00000002 r7:60000113 r6:ec701d8c r5:858c3000 [ 1346.967937][ T32] r4:858c3000 [ 1346.968004][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1346.968145][ T32] r5:858c3000 r4:8291892c [ 1346.968202][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.968290][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.968386][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec701e08 [ 1346.968455][ T32] r4:00000000 [ 1346.968532][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1346.968639][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1346.968725][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.968832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858549c0 [ 1346.968905][ T32] r4:00000000 [ 1346.968953][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1346.969057][ T32] r9:83018005 r8:858c3000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1346.969129][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.969229][ T32] r5:00001000 r4:eb4f9000 [ 1346.969279][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.969382][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.969474][ T32] r5:84fa3b8c r4:84fa3800 [ 1346.969515][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.969623][ T32] r7:dddced80 r6:83018000 r5:84fa3b8c r4:8505d980 [ 1346.969675][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.969807][ T32] r10:61c88647 r9:858c3000 r8:8505d9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.969866][ T32] r4:8505d980 [ 1346.969915][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.970051][ T32] r10:00000000 r9:8505d980 r8:8027f5e8 r7:ec6d9e60 r6:84fa6b80 r5:858c3000 [ 1346.970117][ T32] r4:00000001 [ 1346.970162][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.970243][ T32] Exception stack(0xec701fb0 to 0xec701ff8) [ 1346.993059][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.993225][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.993260][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.993296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.993322][ T32] r4:858548c0 [ 1346.993832][ T32] INFO: task kworker/0:1001:5786 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1346.993873][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.993988][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.994062][ T32] Call trace: [ 1346.994149][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1346.994210][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1346.994235][ T32] r4:00000000 [ 1346.994254][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.994337][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1346.994411][ T32] 5d20: bfbfc000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1346.994446][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1346.994473][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1346.994502][ T32] r5:800f0013 r4:80239bb0 [ 1346.994546][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.994597][ T32] r4:82ac11e4 [ 1346.994624][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.994672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1346.994696][ T32] r4:e04e5dc0 [ 1346.994737][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.994783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1346.994808][ T32] r4:00000000 [ 1346.994828][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1346.994884][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1346.994932][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.995007][ T32] r5:00001000 r4:dfecf000 [ 1346.995030][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.995071][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.995162][ T32] r5:84ea6f8c r4:84ea6c00 [ 1346.995214][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.995268][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1346.995290][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.995367][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.995400][ T32] r4:84fab400 [ 1346.995421][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.995469][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1346.995508][ T32] r4:00000001 [ 1346.995530][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.995588][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1346.995652][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.995685][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.995734][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.995766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.995789][ T32] r4:84faa640 [ 1346.995811][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.995855][ T32] INFO: task kworker/0:1002:5788 blocked for more than 473 seconds. [ 1346.995894][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.995943][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.995970][ T32] task:kworker/0:1002 state:D stack:0 pid:5788 tgid:5788 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1346.996105][ T32] Call trace: ** 5 printk messages dropped ** [ 1346.996370][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1346.996834][ T32] r5:00001000 r4:eb719000 ** 1 printk messages dropped ** [ 1346.996895][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1346.996955][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1346.997218][ T32] r4:8505da00 ** 1 printk messages dropped ** [ 1346.997399][ T32] r10:00000000 r9:8505da00 r8:8027f5e8 r7:ec701e60 r6:84fa6c00 r5:858c5400 ** 5 printk messages dropped ** [ 1346.997833][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1346.998562][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1346.999146][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.999265][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1346.999360][ T32] 5d20: bfbfc000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1346.999451][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1346.999540][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1346.999604][ T32] r5:800f0013 r4:80239bb0 [ 1346.999689][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.999768][ T32] r4:82ac11e4 [ 1346.999809][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.999856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1346.999878][ T32] r4:e04e5dc0 [ 1346.999896][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.999960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1347.000013][ T32] r4:00000000 [ 1347.000039][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1347.000087][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1347.000147][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.000219][ T32] r5:00001000 r4:dfecf000 [ 1347.000243][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.000284][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.021233][ T32] r5:84ea6f8c r4:84ea6c00 [ 1347.021321][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.021401][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1347.021449][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.021505][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.021553][ T32] r4:84fab400 [ 1347.021577][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.021665][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1347.021692][ T32] r4:00000001 [ 1347.021714][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.021819][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1347.021898][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.021933][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.021961][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.021991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.022013][ T32] r4:84faa640 [ 1347.022037][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.022069][ T32] INFO: task kworker/0:1003:5790 blocked for more than 473 seconds. [ 1347.022101][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.022126][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.022148][ T32] task:kworker/0:1003 state:D stack:0 pid:5790 tgid:5790 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.022209][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.022255][ T32] Call trace: [ 1347.022354][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1347.022441][ T32] r10:82918930 r9:ec731d84 r8:00000002 r7:60000113 r6:ec731d8c r5:858c6c00 [ 1347.022469][ T32] r4:858c6c00 [ 1347.022518][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1347.022567][ T32] r5:858c6c00 r4:8291892c [ 1347.022588][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.022650][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.022700][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec731e08 [ 1347.022725][ T32] r4:00000000 [ 1347.022774][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1347.022848][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1347.022896][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.022937][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85854a80 [ 1347.022987][ T32] r4:00000000 [ 1347.023039][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1347.023090][ T32] r9:83018005 r8:858c6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1347.023131][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.023176][ T32] r5:00001000 r4:eb553000 [ 1347.023211][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.023254][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.023345][ T32] r5:84fa3f8c r4:84fa3c00 [ 1347.023397][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.023575][ T32] r7:dddced80 r6:83018000 r5:84fa3f8c r4:8505da80 [ 1347.023601][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.023705][ T32] r10:61c88647 r9:858c6c00 r8:8505daac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.023753][ T32] r4:8505da80 [ 1347.023822][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.023879][ T32] r10:00000000 r9:8505da80 r8:8027f5e8 r7:ec709e60 r6:84fa6c80 r5:858c6c00 [ 1347.023934][ T32] r4:00000001 [ 1347.024128][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.024176][ T32] Exception stack(0xec731fb0 to 0xec731ff8) [ 1347.024352][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.024390][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.024472][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.024592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.024659][ T32] r4:85854940 [ 1347.025117][ T32] INFO: task kworker/0:1003:5790 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1347.025159][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.025264][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.025330][ T32] Call trace: [ 1347.025363][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1347.025412][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1347.025452][ T32] r4:00000000 [ 1347.025474][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.025555][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1347.025588][ T32] 5d20: bfed5000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1347.025629][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1347.025732][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1347.025795][ T32] r5:800f0013 r4:80239bb0 [ 1347.025832][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.025881][ T32] r4:82ac11e4 [ 1347.025901][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.025995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1347.026022][ T32] r4:e04e5dc0 [ 1347.026046][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.026090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1347.026111][ T32] r4:00000000 [ 1347.026128][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1347.026293][ T32] r5:00001000 r4:dfecf000 ** 2 printk messages dropped ** [ 1347.026445][ T32] r5:84ea6f8c r4:84ea6c00 ** 2 printk messages dropped ** [ 1347.026599][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.026764][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.026791][ T32] r4:84fab400 [ 1347.026811][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.026880][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1347.026990][ T32] r4:00000001 [ 1347.027027][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.027063][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1347.027105][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.027245][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.027357][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.027392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.027415][ T32] r4:84faa640 [ 1347.027436][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.027463][ T32] INFO: task kworker/0:1004:5793 blocked for more than 473 seconds. [ 1347.027575][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.027696][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.027838][ T32] task:kworker/0:1004 state:D stack:0 pid:5793 tgid:5793 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.028039][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.028155][ T32] Call trace: [ 1347.028190][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1347.028237][ T32] r10:82918930 r9:ec74dd84 r8:00000002 r7:60000113 r6:ec74dd8c r5:858c6000 [ 1347.028260][ T32] r4:858c6000 [ 1347.028280][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1347.028320][ T32] r5:858c6000 r4:8291892c [ 1347.028411][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.028454][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.028500][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec74de08 [ 1347.028522][ T32] r4:00000000 [ 1347.028649][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1347.028763][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1347.028803][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.028845][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85854bc0 [ 1347.028887][ T32] r4:00000000 [ 1347.029007][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1347.029125][ T32] r9:83018005 r8:858c6000 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1347.029149][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.029192][ T32] r5:00001000 r4:eb689000 [ 1347.029332][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.029374][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.029416][ T32] r5:84fbc38c r4:84fbc000 [ 1347.029434][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.029560][ T32] r7:dddced80 r6:83018000 r5:84fbc38c r4:8505db00 [ 1347.029676][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.029728][ T32] r10:61c88647 r9:858c6000 r8:8505db2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.029749][ T32] r4:8505db00 [ 1347.029823][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.029911][ T32] r10:00000000 r9:8505db00 r8:8027f5e8 r7:ec709e60 r6:84fa6d00 r5:858c6000 [ 1347.029938][ T32] r4:00000001 [ 1347.030030][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.030068][ T32] Exception stack(0xec74dfb0 to 0xec74dff8) [ 1347.030107][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.030137][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.030163][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.030191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.030216][ T32] r4:85854ac0 [ 1347.051467][ T32] INFO: task kworker/0:1004:5793 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1347.051598][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.051801][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.052032][ T32] Call trace: [ 1347.052150][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1347.052264][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1347.052381][ T32] r4:00000000 [ 1347.052496][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.052554][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1347.052595][ T32] 5d20: c02d5000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1347.052705][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1347.052735][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1347.052759][ T32] r5:800f0013 r4:80239bb0 [ 1347.052919][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.053037][ T32] r4:82ac11e4 [ 1347.053061][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.053106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1347.053128][ T32] r4:e04e5dc0 ** 1 printk messages dropped ** [ 1347.053269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 4 printk messages dropped ** [ 1347.053621][ T32] r5:00001000 r4:dfecf000 ** 2 printk messages dropped ** [ 1347.053835][ T32] r5:84ea6f8c r4:84ea6c00 ** 4 printk messages dropped ** [ 1347.054220][ T32] r4:84fab400 ** 4 printk messages dropped ** [ 1347.054813][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) ** 9 printk messages dropped ** [ 1347.055141][ T32] task:kworker/0:1005 state:D stack:0 pid:5794 tgid:5794 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1347.056472][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1347.056776][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.056818][ T32] r5:84fbc78c r4:84fbc400 [ 1347.056836][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.056901][ T32] r7:dddced80 r6:83018000 r5:84fbc78c r4:8505db80 [ 1347.056953][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.057015][ T32] r10:61c88647 r9:858c8000 r8:8505dbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.057037][ T32] r4:8505db80 [ 1347.057055][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.057101][ T32] r10:00000000 r9:8505db80 r8:8027f5e8 r7:ec709e60 r6:84fa6d80 r5:858c8000 [ 1347.057123][ T32] r4:00000001 [ 1347.057142][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.057220][ T32] Exception stack(0xec759fb0 to 0xec759ff8) [ 1347.057340][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.057371][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.057398][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.057459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.057484][ T32] r4:85854c00 [ 1347.057801][ T32] INFO: task kworker/0:1005:5794 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1347.057846][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.057943][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.058084][ T32] Call trace: [ 1347.058114][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1347.058162][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1347.058213][ T32] r4:00000000 [ 1347.058266][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.058395][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1347.058428][ T32] 5d20: c02d5000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1347.058485][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1347.058513][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1347.058538][ T32] r5:800f0013 r4:80239bb0 [ 1347.058558][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.058598][ T32] r4:82ac11e4 [ 1347.058623][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.058666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1347.058689][ T32] r4:e04e5dc0 [ 1347.058707][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.058776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1347.058802][ T32] r4:00000000 [ 1347.058821][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1347.058870][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1347.058891][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.058931][ T32] r5:00001000 r4:dfecf000 [ 1347.058950][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.059000][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.059073][ T32] r5:84ea6f8c r4:84ea6c00 [ 1347.059093][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.059139][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1347.059160][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.059206][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.059250][ T32] r4:84fab400 [ 1347.059273][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1347.059341][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.059527][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1347.059927][ T32] task:kworker/0:1006 state:D stack:0 pid:5796 tgid:5796 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1347.060257][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1347.083825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507dfc0 ** 6 printk messages dropped ** [ 1347.084124][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1347.084231][ T32] r7:dddced80 r6:83018000 r5:84fbd78c r4:8505dc00 ** 7 printk messages dropped ** [ 1347.084659][ T32] Exception stack(0xec761fb0 to 0xec761ff8) ** 6 printk messages dropped ** [ 1347.085454][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1347.086201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 12 printk messages dropped ** [ 1347.086701][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 5 printk messages dropped ** [ 1347.086936][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.087099][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.087129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.087152][ T32] r4:84faa640 [ 1347.087174][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.087234][ T32] INFO: task kworker/0:1007:5798 blocked for more than 473 seconds. [ 1347.087270][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.087295][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.087315][ T32] task:kworker/0:1007 state:D stack:0 pid:5798 tgid:5798 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.087358][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.087398][ T32] Call trace: [ 1347.087458][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1347.087505][ T32] r10:82918930 r9:ec769d84 r8:00000002 r7:60000113 r6:ec769d8c r5:858c8c00 [ 1347.087529][ T32] r4:858c8c00 [ 1347.087548][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1347.087587][ T32] r5:858c8c00 r4:8291892c [ 1347.087619][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.087689][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.087739][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec769e08 [ 1347.087761][ T32] r4:00000000 [ 1347.087779][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1347.087816][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1347.087857][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.087900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8476ea00 [ 1347.087922][ T32] r4:00000000 [ 1347.087944][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1347.087988][ T32] r9:83018005 r8:858c8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1347.088052][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.088097][ T32] r5:00001000 r4:eb759000 [ 1347.088116][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.088165][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.088210][ T32] r5:84fbcf8c r4:84fbcc00 [ 1347.088229][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.088275][ T32] r7:dddced80 r6:83018000 r5:84fbcf8c r4:8505dc80 [ 1347.088295][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.088344][ T32] r10:61c88647 r9:858c8c00 r8:8505dcac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.088367][ T32] r4:8505dc80 [ 1347.088414][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.088463][ T32] r10:00000000 r9:8505dc80 r8:8027f5e8 r7:ec761e60 r6:84fa6e80 r5:858c8c00 [ 1347.088691][ T32] r4:00000001 [ 1347.088714][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.088749][ T32] Exception stack(0xec769fb0 to 0xec769ff8) [ 1347.088775][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.088802][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.088829][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.088856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.088877][ T32] r4:8476ea40 [ 1347.089118][ T32] INFO: task kworker/0:1007:5798 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1347.089150][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.089203][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.089245][ T32] Call trace: [ 1347.089273][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1347.089320][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1347.089371][ T32] r4:00000000 [ 1347.089393][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.089463][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1347.089495][ T32] 5d20: c067e000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1347.089524][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1347.089550][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1347.089602][ T32] r5:800f0013 r4:80239bb0 [ 1347.089631][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.089671][ T32] r4:82ac11e4 [ 1347.089689][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.089732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1347.089754][ T32] r4:e04e5dc0 [ 1347.089822][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.089903][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1347.089936][ T32] r4:00000000 [ 1347.089955][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1347.089999][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1347.090021][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.090061][ T32] r5:00001000 r4:dfecf000 [ 1347.090079][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.090116][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.090156][ T32] r5:84ea6f8c r4:84ea6c00 [ 1347.090189][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.090325][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1347.112844][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.112947][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.112973][ T32] r4:84fab400 [ 1347.113005][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.113057][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1347.113081][ T32] r4:00000001 [ 1347.113099][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.113160][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) ** 3 printk messages dropped ** [ 1347.113313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1347.113741][ T32] r10:82918930 r9:ec771d84 r8:00000002 r7:60000113 r6:ec771d8c r5:858ca400 ** 8 printk messages dropped ** [ 1347.114136][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1347.114425][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1347.114530][ T32] r7:dddced80 r6:83018000 r5:84fbd38c r4:8505dd00 ** 8 printk messages dropped ** [ 1347.114843][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.115591][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.115915][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 7 printk messages dropped ** [ 1347.116190][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1347.116621][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 5 printk messages dropped ** [ 1347.116822][ T32] r4:00000001 [ 1347.116840][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.116878][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1347.116921][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.117015][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.117048][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.117085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.117109][ T32] r4:84faa640 [ 1347.117151][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.117195][ T32] INFO: task kworker/0:1009:5801 blocked for more than 473 seconds. [ 1347.117248][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.117273][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.117293][ T32] task:kworker/0:1009 state:D stack:0 pid:5801 tgid:5801 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.117336][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.117377][ T32] Call trace: [ 1347.117423][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1347.117469][ T32] r10:82918930 r9:ec775d84 r8:00000002 r7:60000113 r6:ec775d8c r5:858cbc00 [ 1347.117504][ T32] r4:858cbc00 [ 1347.117545][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1347.117614][ T32] r5:858cbc00 r4:8291892c [ 1347.117650][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.117692][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.117737][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec775e08 [ 1347.117793][ T32] r4:00000000 [ 1347.117826][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1347.117870][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1347.117907][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.117948][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85096240 [ 1347.117969][ T32] r4:00000000 [ 1347.117987][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1347.118033][ T32] r9:83018005 r8:858cbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1347.118053][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.118112][ T32] r5:00001000 r4:ebba5000 [ 1347.118135][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.118175][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.118217][ T32] r5:84fbdf8c r4:84fbdc00 [ 1347.118257][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.118304][ T32] r7:dddced80 r6:83018000 r5:84fbdf8c r4:8505dd80 [ 1347.118346][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.118396][ T32] r10:61c88647 r9:858cbc00 r8:8505ddac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.118440][ T32] r4:8505dd80 [ 1347.118472][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.118521][ T32] r10:00000000 r9:8505dd80 r8:8027f5e8 r7:ec761e60 r6:84fa6f80 r5:858cbc00 [ 1347.118565][ T32] r4:00000001 [ 1347.118586][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.118634][ T32] Exception stack(0xec775fb0 to 0xec775ff8) [ 1347.118661][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.118689][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.118733][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.118765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.118788][ T32] r4:8584f500 [ 1347.119027][ T32] INFO: task kworker/0:1009:5801 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1347.119065][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.119136][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.119184][ T32] Call trace: [ 1347.119256][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1347.119322][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1347.119366][ T32] r4:00000000 [ 1347.119388][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.119454][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1347.119486][ T32] 5d20: c0ab3000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1347.119527][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1347.119557][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1347.119580][ T32] r5:800f0013 r4:80239bb0 [ 1347.119617][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.119662][ T32] r4:82ac11e4 [ 1347.119681][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.119732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1347.119757][ T32] r4:e04e5dc0 [ 1347.119776][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.119817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1347.119838][ T32] r4:00000000 [ 1347.119857][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1347.119905][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1347.119926][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.119967][ T32] r5:00001000 r4:dfecf000 [ 1347.120007][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.120050][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1347.120179][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 5 printk messages dropped ** [ 1347.141114][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.141351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1347.141861][ T32] r10:82918930 r9:ec6b1d84 r8:00000002 r7:60000113 r6:ec6b1d8c r5:858cc800 ** 9 printk messages dropped ** [ 1347.142332][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1347.142635][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1347.142801][ T32] r7:dddced80 r6:83018000 r5:84fbdb8c r4:8505de00 ** 2 printk messages dropped ** [ 1347.142953][ T32] r4:8505de00 ** 7 printk messages dropped ** [ 1347.143177][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1347.143882][ T32] Call trace: ** 2 printk messages dropped ** [ 1347.143983][ T32] r4:00000000 [ 1347.144001][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.144039][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1347.144080][ T32] 5d20: c0e8c000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1347.144115][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1347.144141][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1347.144165][ T32] r5:800f0013 r4:80239bb0 [ 1347.144184][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.144303][ T32] r4:82ac11e4 [ 1347.144333][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.144380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1347.144404][ T32] r4:e04e5dc0 [ 1347.144445][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.144493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1347.144518][ T32] r4:00000000 [ 1347.144538][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1347.144584][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1347.144605][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.144657][ T32] r5:00001000 r4:dfecf000 [ 1347.144677][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.144717][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.144772][ T32] r5:84ea6f8c r4:84ea6c00 [ 1347.144827][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.144906][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1347.144949][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.145019][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.145058][ T32] r4:84fab400 [ 1347.145080][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.145167][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1347.145209][ T32] r4:00000001 [ 1347.145247][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.145315][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1347.145379][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.145452][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.145509][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.145559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.145618][ T32] r4:84faa640 [ 1347.145680][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.145731][ T32] INFO: task kworker/0:1011:5807 blocked for more than 473 seconds. [ 1347.145812][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.145858][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.145905][ T32] task:kworker/0:1011 state:D stack:0 pid:5807 tgid:5807 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.145998][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.146075][ T32] Call trace: [ 1347.146139][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1347.146220][ T32] r10:82918930 r9:ec779d84 r8:00000002 r7:60000013 r6:ec779d8c r5:858cd400 [ 1347.146313][ T32] r4:858cd400 [ 1347.146342][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1347.146401][ T32] r5:858cd400 r4:8291892c [ 1347.146432][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.146475][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.146522][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec779e08 [ 1347.146544][ T32] r4:00000000 [ 1347.146564][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1347.146620][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1347.146662][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.146706][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85096340 [ 1347.146729][ T32] r4:00000000 [ 1347.146748][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1347.146921][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.146961][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1347.147069][ T32] r7:dddced80 r6:83018000 r5:84fbe38c r4:8505de80 ** 4 printk messages dropped ** [ 1347.147268][ T32] r10:00000000 r9:8505de80 r8:8027f5e8 r7:ec775e60 r6:850a2080 r5:858cd400 ** 8 printk messages dropped ** [ 1347.147776][ T32] INFO: task kworker/0:1011:5807 is blocked on a mutex likely owned by task kworker/0:188:3724. ** 9 printk messages dropped ** [ 1347.148285][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 9 printk messages dropped ** [ 1347.148642][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.148876][ T32] r5:84ea6f8c r4:84ea6c00 ** 4 printk messages dropped ** [ 1347.149028][ T32] r4:84fab400 ** 4 printk messages dropped ** [ 1347.149182][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) ** 9 printk messages dropped ** [ 1347.149464][ T32] task:kworker/0:1012 state:D stack:0 pid:5810 tgid:5810 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.149509][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.149573][ T32] Call trace: [ 1347.149636][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1347.149684][ T32] r10:82918930 r9:ec77dd84 r8:00000002 r7:60000113 r6:ec77dd8c r5:858ce000 [ 1347.149710][ T32] r4:858ce000 [ 1347.149729][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1347.149814][ T32] r5:858ce000 r4:8291892c [ 1347.149857][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.149904][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.149952][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec77de08 [ 1347.149974][ T32] r4:00000000 [ 1347.149993][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1347.150043][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1347.150084][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.150148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85096400 [ 1347.150177][ T32] r4:00000000 [ 1347.150196][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1347.172904][ T32] r9:83018005 r8:858ce000 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1347.173005][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.173081][ T32] r5:00001000 r4:ebbd7000 [ 1347.173102][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.173181][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.173230][ T32] r5:84fbe78c r4:84fbe400 [ 1347.173251][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.173314][ T32] r7:dddced80 r6:83018000 r5:84fbe78c r4:8505df00 [ 1347.173361][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.173513][ T32] r10:61c88647 r9:858ce000 r8:8505df2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.173541][ T32] r4:8505df00 [ 1347.173561][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.173613][ T32] r10:00000000 r9:8505df00 r8:8027f5e8 r7:ec779e60 r6:850a2100 r5:858ce000 [ 1347.173637][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1347.173723][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.174461][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.174968][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 8 printk messages dropped ** [ 1347.175449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 11 printk messages dropped ** [ 1347.175975][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1347.176270][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1347.176614][ T32] task:kworker/0:1013 state:D stack:0 pid:5811 tgid:5811 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1347.177139][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec781e08 ** 10 printk messages dropped ** [ 1347.177656][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1347.177829][ T32] r5:84fbef8c r4:84fbec00 ** 4 printk messages dropped ** [ 1347.178032][ T32] r4:8505df80 ** 5 printk messages dropped ** [ 1347.178283][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1347.178962][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 10 printk messages dropped ** [ 1347.179307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 10 printk messages dropped ** [ 1347.179784][ T32] r5:84ea6f8c r4:84ea6c00 ** 4 printk messages dropped ** [ 1347.179970][ T32] r4:84fab400 ** 8 printk messages dropped ** [ 1347.180290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1347.201409][ T32] r4:858cb000 ** 2 printk messages dropped ** [ 1347.201492][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.201533][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.201579][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec785e08 [ 1347.201601][ T32] r4:00000000 [ 1347.201679][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1347.201721][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1347.201794][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.201881][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85096600 [ 1347.201925][ T32] r4:00000000 [ 1347.201946][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1347.201996][ T32] r9:83018005 r8:858cb000 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1347.202045][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.202117][ T32] r5:00001000 r4:ebcaf000 [ 1347.202154][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.202199][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.202261][ T32] r5:84fbeb8c r4:84fbe800 [ 1347.202308][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.202360][ T32] r7:dddced80 r6:83018000 r5:84fbeb8c r4:8508e000 [ 1347.202381][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.202451][ T32] r10:61c88647 r9:858cb000 r8:8508e02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.202480][ T32] r4:8508e000 [ 1347.202613][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.202667][ T32] r10:00000000 r9:8508e000 r8:8027f5e8 r7:ec781e60 r6:850a2200 r5:858cb000 [ 1347.202689][ T32] r4:00000001 [ 1347.202757][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.202797][ T32] Exception stack(0xec785fb0 to 0xec785ff8) [ 1347.202874][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.202907][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.202944][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.202975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.202997][ T32] r4:85096440 [ 1347.203434][ T32] INFO: task kworker/0:1014:5813 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1347.203498][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.203623][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.203675][ T32] Call trace: [ 1347.203730][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1347.203783][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1347.203830][ T32] r4:00000000 [ 1347.203876][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.203923][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1347.203983][ T32] 5d20: c152c000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1347.204020][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1347.204047][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1347.204096][ T32] r5:800f0013 r4:80239bb0 [ 1347.204120][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.204161][ T32] r4:82ac11e4 [ 1347.204181][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.204222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1347.204284][ T32] r4:e04e5dc0 [ 1347.204331][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.204398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1347.204436][ T32] r4:00000000 [ 1347.204555][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1347.204603][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1347.204660][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.204733][ T32] r5:00001000 r4:dfecf000 [ 1347.204779][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.204824][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.204891][ T32] r5:84ea6f8c r4:84ea6c00 [ 1347.204937][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.204986][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 1 printk messages dropped ** [ 1347.205054][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1347.205441][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.205892][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1347.206337][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec791e08 ** 5 printk messages dropped ** [ 1347.206623][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.206773][ T32] r5:00001000 r4:ebccb000 [ 1347.206796][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1347.207076][ T32] r7:dddced80 r6:83018000 r5:84fbf38c r4:8508e080 ** 8 printk messages dropped ** [ 1347.207528][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.207960][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.208367][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 8 printk messages dropped ** [ 1347.208710][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 4 printk messages dropped ** [ 1347.208917][ T32] r5:00001000 r4:dfecf000 [ 1347.208988][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.209031][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.209074][ T32] r5:84ea6f8c r4:84ea6c00 [ 1347.209111][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.209159][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1347.209179][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.209226][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.209248][ T32] r4:84fab400 [ 1347.209268][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.209311][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1347.209343][ T32] r4:00000001 [ 1347.209365][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.209402][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1347.209428][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.209456][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.209481][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.209509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.209531][ T32] r4:84faa640 [ 1347.209574][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.209602][ T32] INFO: task kworker/0:1016:5819 blocked for more than 473 seconds. [ 1347.209637][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.209660][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.209681][ T32] task:kworker/0:1016 state:D stack:0 pid:5819 tgid:5819 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.209722][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.209793][ T32] Call trace: [ 1347.209883][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1347.209945][ T32] r10:82918930 r9:ec79dd84 r8:00000002 r7:60000013 r6:ec79dd8c r5:858d2400 [ 1347.209968][ T32] r4:858d2400 [ 1347.209988][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1347.210027][ T32] r5:858d2400 r4:8291892c [ 1347.210046][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.210104][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.210156][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec79de08 [ 1347.210179][ T32] r4:00000000 [ 1347.210199][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1347.210313][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1347.232794][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.232916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85096ac0 [ 1347.232947][ T32] r4:00000000 [ 1347.232995][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1347.233049][ T32] r9:83018005 r8:858d2400 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1347.233120][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.233170][ T32] r5:00001000 r4:ebcfb000 [ 1347.233192][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.233231][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.233273][ T32] r5:84fbfb8c r4:84fbf800 [ 1347.233292][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.233340][ T32] r7:dddced80 r6:83018000 r5:84fbfb8c r4:8508e100 [ 1347.233360][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.233490][ T32] r10:61c88647 r9:858d2400 r8:8508e12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.233517][ T32] r4:8508e100 [ 1347.233565][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.233628][ T32] r10:00000000 r9:8508e100 r8:8027f5e8 r7:ec791e60 r6:850a2300 r5:858d2400 [ 1347.233652][ T32] r4:00000001 [ 1347.233672][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.233758][ T32] Exception stack(0xec79dfb0 to 0xec79dff8) [ 1347.233842][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.233877][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.233903][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.233980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.234007][ T32] r4:85096800 [ 1347.234442][ T32] INFO: task kworker/0:1016:5819 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1347.234501][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1347.234669][ T32] Call trace: ** 5 printk messages dropped ** [ 1347.235015][ T32] 5d20: c17e1000 dfe5f000 00000001 80239b98 7f1e3000 00000001 ** 9 printk messages dropped ** [ 1347.235420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 10 printk messages dropped ** [ 1347.235841][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1347.236270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1347.236643][ T32] Call trace: ** 5 printk messages dropped ** [ 1347.236884][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1347.237169][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.237237][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85096940 [ 1347.237263][ T32] r4:00000000 [ 1347.237283][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1347.237333][ T32] r9:83018005 r8:858d3000 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1347.237418][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.237487][ T32] r5:00001000 r4:ebce9000 [ 1347.237509][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.237549][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.237589][ T32] r5:84fbf78c r4:84fbf400 [ 1347.237643][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.237692][ T32] r7:dddced80 r6:83018000 r5:84fbf78c r4:8508e180 [ 1347.237711][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.237756][ T32] r10:61c88647 r9:858d3000 r8:8508e1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.237805][ T32] r4:8508e180 [ 1347.237849][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.237899][ T32] r10:00000000 r9:8508e180 r8:8027f5e8 r7:ec79de60 r6:850a2380 r5:858d3000 [ 1347.237922][ T32] r4:00000001 [ 1347.237942][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.237975][ T32] Exception stack(0xec7a1fb0 to 0xec7a1ff8) [ 1347.238026][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.238068][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.238145][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.238250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.238328][ T32] r4:85096800 [ 1347.238601][ T32] INFO: task kworker/0:1017:5820 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1347.238643][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.238720][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.238795][ T32] Call trace: [ 1347.238828][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1347.238878][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1347.238900][ T32] r4:00000000 [ 1347.238932][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.239023][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1347.239079][ T32] 5d20: c17e1000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1347.239137][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1347.239191][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1347.239217][ T32] r5:800f0013 r4:80239bb0 [ 1347.239314][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.239359][ T32] r4:82ac11e4 [ 1347.239418][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.239464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1347.239544][ T32] r4:e04e5dc0 [ 1347.239565][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.239607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1347.239645][ T32] r4:00000000 [ 1347.239663][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1347.239709][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1347.239730][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.239772][ T32] r5:00001000 r4:dfecf000 [ 1347.239843][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.239887][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.239928][ T32] r5:84ea6f8c r4:84ea6c00 [ 1347.239970][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.240020][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1347.240068][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.240118][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.240145][ T32] r4:84fab400 [ 1347.240166][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1347.261275][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.261594][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1347.261990][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7a9e08 ** 8 printk messages dropped ** [ 1347.262323][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.262396][ T32] r5:00001000 r4:ec53d000 ** 2 printk messages dropped ** [ 1347.262519][ T32] r5:85080f8c r4:85080c00 ** 3 printk messages dropped ** [ 1347.262691][ T32] r10:61c88647 r9:858d0c00 r8:8508e22c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1347.262952][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.263873][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 8 printk messages dropped ** [ 1347.264188][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1347.264303][ T32] r4:e04e5dc0 ** 6 printk messages dropped ** [ 1347.264518][ T32] r5:00001000 r4:dfecf000 ** 5 printk messages dropped ** [ 1347.264758][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1347.265172][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.265435][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.265752][ T32] r5:858d4800 r4:8291892c ** 5 printk messages dropped ** [ 1347.265986][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1347.266292][ T32] r5:00001000 r4:ec509000 ** 1 printk messages dropped ** [ 1347.266388][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.266444][ T32] r5:84fbff8c r4:84fbfc00 [ 1347.266467][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.266514][ T32] r7:dddced80 r6:83018000 r5:84fbff8c r4:8508e280 [ 1347.266535][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.266607][ T32] r10:61c88647 r9:858d4800 r8:8508e2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.266644][ T32] r4:8508e280 [ 1347.266665][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.266709][ T32] r10:00000000 r9:8508e280 r8:8027f5e8 r7:ec7a9e60 r6:850a2480 r5:858d4800 [ 1347.266732][ T32] r4:00000001 [ 1347.266750][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.266785][ T32] Exception stack(0xec7adfb0 to 0xec7adff8) [ 1347.266811][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.266862][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.266893][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.266922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.266968][ T32] r4:85096a00 [ 1347.267241][ T32] INFO: task kworker/0:1019:5823 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1347.267275][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.267360][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.267407][ T32] Call trace: [ 1347.267436][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1347.267484][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1347.267623][ T32] r4:00000000 [ 1347.267647][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.267687][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1347.267758][ T32] 5d20: c1ae2000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1347.267792][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1347.267841][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1347.267867][ T32] r5:800f0013 r4:80239bb0 [ 1347.267887][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.267933][ T32] r4:82ac11e4 [ 1347.267954][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.267998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1347.268021][ T32] r4:e04e5dc0 [ 1347.268039][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.268079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1347.268124][ T32] r4:00000000 [ 1347.268158][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1347.268230][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1347.268255][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.268296][ T32] r5:00001000 r4:dfecf000 [ 1347.268315][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.268379][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.268425][ T32] r5:84ea6f8c r4:84ea6c00 [ 1347.268444][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.268513][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1347.268561][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.268612][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.268641][ T32] r4:84fab400 [ 1347.268758][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.268807][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1347.268829][ T32] r4:00000001 [ 1347.268865][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.268904][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1347.268932][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.268979][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.269009][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.269060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.269086][ T32] r4:84faa640 [ 1347.269107][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.269133][ T32] INFO: task kworker/0:1020:5825 blocked for more than 473 seconds. [ 1347.269173][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.269198][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.269242][ T32] task:kworker/0:1020 state:D stack:0 pid:5825 tgid:5825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.269300][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.269357][ T32] Call trace: [ 1347.269440][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1347.269491][ T32] r10:82918930 r9:ec7b5d84 r8:00000002 r7:60000013 r6:ec7b5d8c r5:858d3c00 [ 1347.269528][ T32] r4:858d3c00 [ 1347.269551][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1347.269614][ T32] r5:858d3c00 r4:8291892c [ 1347.269665][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.269707][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.269786][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7b5e08 [ 1347.269816][ T32] r4:00000000 [ 1347.269860][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1347.269902][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1347.269964][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.270012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85096cc0 [ 1347.270034][ T32] r4:00000000 [ 1347.270076][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1347.270237][ T32] r9:83018005 r8:858d3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1347.270346][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.296684][ T32] r5:00001000 r4:ec513000 [ 1347.296741][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.296809][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.296866][ T32] r5:8508038c r4:85080000 [ 1347.296906][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.296959][ T32] r7:dddced80 r6:83018000 r5:8508038c r4:8508e380 [ 1347.296983][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.297030][ T32] r10:61c88647 r9:858d3c00 r8:8508e3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.297053][ T32] r4:8508e380 [ 1347.297072][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.297118][ T32] r10:00000000 r9:8508e380 r8:8027f5e8 r7:ec7a9e60 r6:850a2500 r5:858d3c00 [ 1347.297139][ T32] r4:00000001 [ 1347.297181][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.297227][ T32] Exception stack(0xec7b5fb0 to 0xec7b5ff8) [ 1347.297282][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.297314][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.297341][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.297375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.297401][ T32] r4:85096e40 [ 1347.297911][ T32] INFO: task kworker/0:1020:5825 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1347.297951][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1347.298313][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 8 printk messages dropped ** [ 1347.298674][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1347.298775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 9 printk messages dropped ** [ 1347.299209][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1347.299549][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.299716][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.299969][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.313431][ T32] r5:858d5400 r4:8291892c ** 5 printk messages dropped ** [ 1347.313977][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1347.314236][ T32] r5:00001000 r4:ec51f000 ** 2 printk messages dropped ** [ 1347.314389][ T32] r5:8508078c r4:85080400 ** 3 printk messages dropped ** [ 1347.314577][ T32] r10:61c88647 r9:858d5400 r8:8508e32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1347.314874][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1347.315385][ T32] INFO: task kworker/0:1021:5827 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1347.315419][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.315490][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.315541][ T32] Call trace: [ 1347.315596][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1347.315688][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1347.315716][ T32] r4:00000000 [ 1347.315735][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.315775][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1347.315803][ T32] 5d20: c235c000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1347.315831][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1347.315883][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1347.315910][ T32] r5:800f0013 r4:80239bb0 [ 1347.315954][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.316001][ T32] r4:82ac11e4 [ 1347.316021][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.316062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1347.316083][ T32] r4:e04e5dc0 [ 1347.316133][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.316179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1347.316202][ T32] r4:00000000 [ 1347.316220][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1347.316266][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1347.316286][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.316330][ T32] r5:00001000 r4:dfecf000 [ 1347.316350][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.316387][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.316430][ T32] r5:84ea6f8c r4:84ea6c00 [ 1347.316450][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.316519][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1347.316544][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.316592][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.316615][ T32] r4:84fab400 [ 1347.316642][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.316698][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1347.316723][ T32] r4:00000001 [ 1347.316743][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.316778][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1347.316805][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.316854][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.316884][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.316915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.316938][ T32] r4:84faa640 [ 1347.316958][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.316987][ T32] INFO: task kworker/0:1022:5829 blocked for more than 473 seconds. [ 1347.317020][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.317043][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.317087][ T32] task:kworker/0:1022 state:D stack:0 pid:5829 tgid:5829 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1347.317397][ T32] r4:858d1800 ** 4 printk messages dropped ** [ 1347.317563][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7c5e08 ** 9 printk messages dropped ** [ 1347.318003][ T32] r5:00001000 r4:ec531000 [ 1347.318023][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.318075][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1347.318276][ T32] r10:61c88647 r9:858d1800 r8:8508e42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1347.318525][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1347.319029][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.319305][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 9 printk messages dropped ** [ 1347.319651][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.319931][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1347.320235][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 7 printk messages dropped ** [ 1347.341165][ T32] r4:84faa640 ** 5 printk messages dropped ** [ 1347.341419][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1347.341714][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1347.342435][ T32] r9:83018005 r8:8581c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 ** 1 printk messages dropped ** [ 1347.342517][ T32] r5:00001000 r4:ec55f000 ** 3 printk messages dropped ** [ 1347.342686][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1347.342984][ T32] Exception stack(0xec5a1fb0 to 0xec5a1ff8) ** 4 printk messages dropped ** [ 1347.343257][ T32] r4:850aa380 [ 1347.343725][ T32] INFO: task kworker/0:1023:5831 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1347.343761][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.343819][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.343908][ T32] Call trace: [ 1347.344042][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1347.344094][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1347.344144][ T32] r4:00000000 [ 1347.344166][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.344205][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1347.344235][ T32] 5d20: c2775000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1347.344337][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1347.344367][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1347.344392][ T32] r5:800f0013 r4:80239bb0 [ 1347.344439][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.344484][ T32] r4:82ac11e4 [ 1347.344517][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.344562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1347.344583][ T32] r4:e04e5dc0 [ 1347.344631][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.344681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1347.344705][ T32] r4:00000000 [ 1347.344724][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1347.344794][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1347.344838][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.344884][ T32] r5:00001000 r4:dfecf000 [ 1347.344914][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.344954][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.344996][ T32] r5:84ea6f8c r4:84ea6c00 [ 1347.345033][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.345105][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1347.345129][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.345201][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.345227][ T32] r4:84fab400 [ 1347.345263][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.345356][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1347.345383][ T32] r4:00000001 [ 1347.345404][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.345439][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1347.345465][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.345492][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.345517][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.345545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.345585][ T32] r4:84faa640 [ 1347.345608][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.345644][ T32] INFO: task kworker/1:322:5838 blocked for more than 473 seconds. [ 1347.345747][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.345842][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.345892][ T32] task:kworker/1:322 state:D stack:0 pid:5838 tgid:5838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.346043][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.346111][ T32] Call trace: [ 1347.346146][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1347.346195][ T32] r10:82918930 r9:ec789d84 r8:00000002 r7:60000113 r6:ec789d8c r5:858d6000 [ 1347.346248][ T32] r4:858d6000 [ 1347.346271][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1347.346347][ T32] r5:858d6000 r4:8291892c [ 1347.346371][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.346459][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.346533][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec789e08 [ 1347.346558][ T32] r4:00000000 [ 1347.346635][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1347.346946][ T32] r5:00001000 r4:ec80f000 [ 1347.347028][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.347094][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1347.347367][ T32] r10:61c88647 r9:858d6000 r8:850a26ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1347.347675][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.348520][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 10 printk messages dropped ** [ 1347.348996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 10 printk messages dropped ** [ 1347.349548][ T32] r5:84ea6f8c r4:84ea6c00 ** 3 printk messages dropped ** [ 1347.349839][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1347.373163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1347.373664][ T32] r10:82918930 r9:ec7cdd84 r8:00000002 r7:60000113 r6:ec7cdd8c r5:84f81800 ** 8 printk messages dropped ** [ 1347.374030][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1347.374118][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.374188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b7740 [ 1347.374237][ T32] r4:00000000 [ 1347.374266][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1347.374313][ T32] r9:83018205 r8:84f81800 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1347.374374][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.374420][ T32] r5:00001000 r4:eb731000 [ 1347.374447][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.374511][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.374587][ T32] r5:8577fb8c r4:8577f800 [ 1347.374614][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.374697][ T32] r7:ddde2d80 r6:83018200 r5:8577fb8c r4:850a2800 [ 1347.374721][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.374769][ T32] r10:61c88647 r9:84f81800 r8:850a282c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.374816][ T32] r4:850a2800 [ 1347.374839][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.374885][ T32] r10:00000000 r9:850a2800 r8:8027f5e8 r7:ebc09e60 r6:850a2880 r5:84f81800 [ 1347.374906][ T32] r4:00000001 [ 1347.374924][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.374960][ T32] Exception stack(0xec7cdfb0 to 0xec7cdff8) [ 1347.374988][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.375039][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.375069][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.375121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.375154][ T32] r4:850b7f40 [ 1347.375608][ T32] INFO: task kworker/1:323:5888 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1347.375717][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.375822][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.375870][ T32] Call trace: [ 1347.375952][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1347.376013][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1347.376037][ T32] r4:00000000 [ 1347.376079][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.376127][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1347.376182][ T32] 5d20: c2a78000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1347.376239][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1347.376303][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1347.376338][ T32] r5:800f0013 r4:80239bb0 [ 1347.376358][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.376399][ T32] r4:82ac11e4 [ 1347.376431][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.376526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1347.376558][ T32] r4:e04e5dc0 [ 1347.376627][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.376674][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1347.376724][ T32] r4:00000000 [ 1347.376772][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1347.376821][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1347.376843][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.376884][ T32] r5:00001000 r4:dfecf000 [ 1347.376924][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.376990][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.377035][ T32] r5:84ea6f8c r4:84ea6c00 [ 1347.377054][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.377099][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1347.377121][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.377167][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.377190][ T32] r4:84fab400 [ 1347.377245][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.377294][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1347.377317][ T32] r4:00000001 [ 1347.377336][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.377397][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1347.377453][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.377508][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.377561][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1347.377614][ T32] r4:84faa640 ** 5 printk messages dropped ** [ 1347.377825][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.378136][ T32] r5:84f80000 r4:8291892c ** 5 printk messages dropped ** [ 1347.378443][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1347.378826][ T32] r5:00001000 r4:eb55d000 ** 3 printk messages dropped ** [ 1347.379092][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1347.379492][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1347.380210][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.397984][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1347.398480][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.398700][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1347.399046][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1347.399523][ T32] INFO: task kworker/1:325:5899 blocked for more than 473 seconds. ** 3 printk messages dropped ** [ 1347.399710][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.399779][ T32] Call trace: [ 1347.399815][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1347.399880][ T32] r10:82918930 r9:ec81dd84 r8:00000002 r7:60000013 r6:ec81dd8c r5:84f82400 [ 1347.399910][ T32] r4:84f82400 [ 1347.399930][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1347.399971][ T32] r5:84f82400 r4:8291892c [ 1347.399990][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.400041][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.400098][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec81de08 [ 1347.400120][ T32] r4:00000000 [ 1347.400140][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1347.400195][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1347.400290][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.413239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85900f40 [ 1347.413312][ T32] r4:00000000 [ 1347.413364][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1347.413440][ T32] r9:83018205 r8:84f82400 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1347.413464][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.413510][ T32] r5:00001000 r4:ebbc5000 [ 1347.413530][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.413569][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.413611][ T32] r5:84d4b78c r4:84d4b400 [ 1347.413639][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.413700][ T32] r7:ddde2d80 r6:83018200 r5:84d4b78c r4:850a2a00 [ 1347.413725][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.413803][ T32] r10:61c88647 r9:84f82400 r8:850a2a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.413826][ T32] r4:850a2a00 [ 1347.413846][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.413910][ T32] r10:00000000 r9:850a2a00 r8:8027f5e8 r7:ec7cde60 r6:850a2a80 r5:84f82400 [ 1347.413950][ T32] r4:00000001 [ 1347.413972][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.414009][ T32] Exception stack(0xec81dfb0 to 0xec81dff8) [ 1347.414039][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.414072][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.414100][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.414130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.414152][ T32] r4:850b7900 [ 1347.414586][ T32] INFO: task kworker/1:325:5899 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1347.414659][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.414839][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.414890][ T32] Call trace: [ 1347.415045][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1347.415146][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1347.415200][ T32] r4:00000000 [ 1347.415223][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.415263][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1347.415315][ T32] 5d20: c2fe3000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1347.415387][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1347.415418][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1347.415444][ T32] r5:800f0013 r4:80239bb0 [ 1347.415466][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.415538][ T32] r4:82ac11e4 [ 1347.415585][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.415673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1347.415770][ T32] r4:e04e5dc0 [ 1347.415792][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1347.415943][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 7 printk messages dropped ** [ 1347.416295][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1347.416622][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.416937][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.417457][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1347.418030][ T32] r5:00001000 r4:ebbab000 ** 1 printk messages dropped ** [ 1347.418115][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1347.418335][ T32] r4:850a2b00 ** 6 printk messages dropped ** [ 1347.418553][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.419125][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 8 printk messages dropped ** [ 1347.419419][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1347.419528][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1347.419927][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 3 printk messages dropped ** [ 1347.420125][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1347.441296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1347.441719][ T32] r10:82918930 r9:ec83dd84 r8:00000002 r7:60000113 r6:ec83dd8c r5:8581ec00 ** 8 printk messages dropped ** [ 1347.442189][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1347.442514][ T32] r5:00001000 r4:ebcb1000 ** 3 printk messages dropped ** [ 1347.442698][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.442751][ T32] r7:ddde2d80 r6:83018200 r5:84d4b38c r4:850a2c00 [ 1347.442772][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.442817][ T32] r10:61c88647 r9:8581ec00 r8:850a2c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.442840][ T32] r4:850a2c00 [ 1347.442859][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.442905][ T32] r10:00000000 r9:850a2c00 r8:8027f5e8 r7:ec81de60 r6:8508e700 r5:8581ec00 [ 1347.442927][ T32] r4:00000001 [ 1347.442993][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.443063][ T32] Exception stack(0xec83dfb0 to 0xec83dff8) [ 1347.443121][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.443158][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.443185][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.443214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.443236][ T32] r4:8476ee40 [ 1347.443758][ T32] INFO: task kworker/1:327:5906 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1347.443798][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.443859][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.443957][ T32] Call trace: [ 1347.443990][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1347.444065][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1347.444147][ T32] r4:00000000 [ 1347.444170][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.444260][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1347.444292][ T32] 5d20: c3320000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1347.444370][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1347.444399][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1347.444447][ T32] r5:800f0013 r4:80239bb0 [ 1347.444470][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.444510][ T32] r4:82ac11e4 [ 1347.444529][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.444586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1347.444611][ T32] r4:e04e5dc0 [ 1347.444637][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.444682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1347.444703][ T32] r4:00000000 [ 1347.444721][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1347.444815][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1347.444839][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.444882][ T32] r5:00001000 r4:dfecf000 [ 1347.444900][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.444938][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.445052][ T32] r5:84ea6f8c r4:84ea6c00 [ 1347.445087][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.445143][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1347.445188][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.445238][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.445357][ T32] r4:84fab400 [ 1347.445435][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.445509][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1347.445609][ T32] r4:00000001 [ 1347.445723][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.445798][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1347.445896][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1347.446001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1347.446582][ T32] r10:82918930 r9:ec845d84 r8:00000002 r7:60000113 r6:ec845d8c r5:8581b000 ** 6 printk messages dropped ** [ 1347.446824][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.447132][ T32] r9:83018205 r8:8581b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0df000 ** 1 printk messages dropped ** [ 1347.447283][ T32] r5:00001000 r4:ec5ed000 ** 1 printk messages dropped ** [ 1347.447374][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1347.447889][ T32] Exception stack(0xec845fb0 to 0xec845ff8) ** 3 printk messages dropped ** [ 1347.447996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.448019][ T32] r4:858f90c0 [ 1347.448297][ T32] INFO: task kworker/1:328:5908 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1347.448328][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.448381][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.448424][ T32] Call trace: [ 1347.448657][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1347.448733][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1347.448853][ T32] r4:00000000 [ 1347.449058][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.449145][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1347.449177][ T32] 5d20: c3320000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1347.449206][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1347.449232][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1347.449256][ T32] r5:800f0013 r4:80239bb0 [ 1347.449276][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.449316][ T32] r4:82ac11e4 [ 1347.449434][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.449480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1347.449518][ T32] r4:e04e5dc0 [ 1347.449544][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.449586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1347.449607][ T32] r4:00000000 [ 1347.449721][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1347.449815][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1347.449981][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.450047][ T32] r5:00001000 r4:dfecf000 [ 1347.450070][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.450109][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.450151][ T32] r5:84ea6f8c r4:84ea6c00 [ 1347.450170][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.450217][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1347.473068][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.473245][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.473274][ T32] r4:84fab400 [ 1347.473295][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.473372][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1347.473404][ T32] r4:00000001 [ 1347.473424][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.473527][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1347.473640][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.473747][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.473806][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.473862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.473891][ T32] r4:84faa640 [ 1347.473917][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.473961][ T32] INFO: task kworker/1:329:5909 blocked for more than 473 seconds. [ 1347.473993][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.474016][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.474038][ T32] task:kworker/1:329 state:D stack:0 pid:5909 tgid:5909 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.474094][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1347.474291][ T32] r4:8581d400 ** 4 printk messages dropped ** [ 1347.474470][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec849e08 ** 9 printk messages dropped ** [ 1347.474823][ T32] r5:00001000 r4:ebcf7000 [ 1347.474842][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.474882][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.474960][ T32] r5:8584478c r4:85844400 [ 1347.474986][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.475210][ T32] r7:ddde2d80 r6:83018200 r5:8584478c r4:850a2d00 [ 1347.475261][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.475310][ T32] r10:61c88647 r9:8581d400 r8:850a2d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.475331][ T32] r4:850a2d00 [ 1347.475349][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.475392][ T32] r10:00000000 r9:850a2d00 r8:8027f5e8 r7:ec845e60 r6:8508e800 r5:8581d400 [ 1347.475424][ T32] r4:00000001 [ 1347.475445][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.475480][ T32] Exception stack(0xec849fb0 to 0xec849ff8) [ 1347.475511][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.475541][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.475567][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.475595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.475617][ T32] r4:858f90c0 [ 1347.476065][ T32] INFO: task kworker/1:329:5909 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1347.476100][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.476248][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.476323][ T32] Call trace: [ 1347.476377][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1347.476443][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1347.476470][ T32] r4:00000000 [ 1347.476490][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.476529][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) ** 2 printk messages dropped ** [ 1347.476612][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff ** 6 printk messages dropped ** [ 1347.476880][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1347.477342][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 5 printk messages dropped ** [ 1347.477644][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.477862][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.478219][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.478634][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1347.479048][ T32] r5:00001000 r4:eba31000 [ 1347.479154][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1347.479238][ T32] r5:85941f8c r4:85941c00 ** 3 printk messages dropped ** [ 1347.479471][ T32] r10:61c88647 r9:8581a400 r8:850a2dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1347.479844][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.495931][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 10 printk messages dropped ** [ 1347.496459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 11 printk messages dropped ** [ 1347.496974][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1347.497484][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.497704][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1347.497973][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.498001][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.498048][ T32] task:kworker/1:331 state:D stack:0 pid:5937 tgid:5937 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.498099][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.498165][ T32] Call trace: [ 1347.498275][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1347.498377][ T32] r10:82918930 r9:ec889d84 r8:00000002 r7:60000113 r6:ec889d8c r5:84f86000 [ 1347.498403][ T32] r4:84f86000 [ 1347.498424][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1347.498478][ T32] r5:84f86000 r4:8291892c [ 1347.498524][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.498592][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.498649][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec889e08 [ 1347.498677][ T32] r4:00000000 [ 1347.498720][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1347.498766][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1347.498885][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.498931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f9dc0 [ 1347.498954][ T32] r4:00000000 [ 1347.498996][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1347.499092][ T32] r9:83018205 r8:84f86000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d9000 [ 1347.499288][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.499352][ T32] r5:00001000 r4:ebaf5000 [ 1347.499375][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.499513][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.499584][ T32] r5:85942f8c r4:85942c00 [ 1347.499635][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.499784][ T32] r7:ddde2d80 r6:83018200 r5:85942f8c r4:850a2e00 [ 1347.499842][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.499929][ T32] r10:61c88647 r9:84f86000 r8:850a2e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.500005][ T32] r4:850a2e00 [ 1347.500124][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.500171][ T32] r10:00000000 r9:850a2e00 r8:8027f5e8 r7:ec845e60 r6:850a2e80 r5:84f86000 [ 1347.500192][ T32] r4:00000001 [ 1347.500229][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.518243][ T32] Exception stack(0xec889fb0 to 0xec889ff8) [ 1347.518349][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.518382][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.518408][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.518456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.518509][ T32] r4:858f9cc0 [ 1347.518959][ T32] INFO: task kworker/1:331:5937 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1347.518996][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.519063][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.519124][ T32] Call trace: [ 1347.519154][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1347.519248][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1347.519304][ T32] r4:00000000 [ 1347.519333][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.519376][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1347.519406][ T32] 5d20: c3aad000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1347.519437][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1347.519463][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1347.519517][ T32] r5:800f0013 r4:80239bb0 [ 1347.519595][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.519650][ T32] r4:82ac11e4 [ 1347.519719][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.519765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1347.519787][ T32] r4:e04e5dc0 ** 2 printk messages dropped ** [ 1347.519976][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.525950][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1347.526567][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1347.527070][ T32] INFO: task kworker/1:332:5944 blocked for more than 474 seconds. ** 7 printk messages dropped ** [ 1347.527558][ T32] r4:84f86c00 ** 4 printk messages dropped ** [ 1347.527772][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec84de08 ** 9 printk messages dropped ** [ 1347.528127][ T32] r5:00001000 r4:ec7a3000 ** 1 printk messages dropped ** [ 1347.528184][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1347.528424][ T32] r10:61c88647 r9:84f86c00 r8:850a2f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.528473][ T32] r4:850a2f00 [ 1347.528494][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.528539][ T32] r10:00000000 r9:850a2f00 r8:8027f5e8 r7:ec845e60 r6:850a2f80 r5:84f86c00 [ 1347.528595][ T32] r4:00000001 [ 1347.528634][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.528674][ T32] Exception stack(0xec84dfb0 to 0xec84dff8) [ 1347.528700][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.528731][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.528759][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.528812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.528837][ T32] r4:858f9f00 [ 1347.529271][ T32] INFO: task kworker/1:332:5944 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1347.529318][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.529410][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.529462][ T32] Call trace: [ 1347.529498][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1347.529575][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1347.529619][ T32] r4:00000000 [ 1347.529727][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.529830][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1347.529863][ T32] 5d20: c3aad000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1347.529911][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1347.529937][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1347.529960][ T32] r5:800f0013 r4:80239bb0 [ 1347.529980][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.530038][ T32] r4:82ac11e4 [ 1347.530068][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.530110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1347.530145][ T32] r4:e04e5dc0 [ 1347.530166][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.530223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1347.543509][ T32] r4:00000000 [ 1347.543643][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1347.543723][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1347.543771][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.543851][ T32] r5:00001000 r4:dfecf000 [ 1347.543875][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.543915][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.543984][ T32] r5:84ea6f8c r4:84ea6c00 [ 1347.544008][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.544056][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1347.544076][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.544121][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.544143][ T32] r4:84fab400 [ 1347.544215][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.544301][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1347.544326][ T32] r4:00000001 [ 1347.544374][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.544418][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1347.544448][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.544476][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.544504][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.544533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.544582][ T32] r4:84faa640 [ 1347.544625][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.544691][ T32] INFO: task kworker/1:333:5947 blocked for more than 474 seconds. [ 1347.544728][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.544751][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.544772][ T32] task:kworker/1:333 state:D stack:0 pid:5947 tgid:5947 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.544830][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.544892][ T32] Call trace: [ 1347.545008][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1347.545083][ T32] r10:82918930 r9:ec831d84 r8:00000002 r7:60000113 r6:ec831d8c r5:84f83c00 [ 1347.545111][ T32] r4:84f83c00 ** 1 printk messages dropped ** [ 1347.545206][ T32] r5:84f83c00 r4:8291892c ** 5 printk messages dropped ** [ 1347.545607][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1347.545964][ T32] r5:00001000 r4:eb0e7000 [ 1347.545983][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1347.546080][ T32] r5:84d4bb8c r4:84d4b800 ** 3 printk messages dropped ** [ 1347.546209][ T32] r10:61c88647 r9:84f83c00 r8:8591002c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1347.546624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1347.547548][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) ** 5 printk messages dropped ** [ 1347.547923][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1347.548302][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 8 printk messages dropped ** [ 1347.548915][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1347.549248][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.549274][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.549302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.549323][ T32] r4:84faa640 [ 1347.549341][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.549366][ T32] INFO: task kworker/1:334:5957 blocked for more than 474 seconds. [ 1347.549393][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.549415][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.549437][ T32] task:kworker/1:334 state:D stack:0 pid:5957 tgid:5957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.549481][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.549521][ T32] Call trace: [ 1347.549569][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1347.549644][ T32] r10:82918930 r9:ec88dd84 r8:00000002 r7:60000113 r6:ec88dd8c r5:84f84800 [ 1347.549671][ T32] r4:84f84800 [ 1347.549691][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1347.549733][ T32] r5:84f84800 r4:8291892c [ 1347.549754][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.549862][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.549919][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec88de08 [ 1347.549942][ T32] r4:00000000 [ 1347.549963][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1347.550000][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1347.550035][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.550075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85906ac0 [ 1347.550096][ T32] r4:00000000 [ 1347.550114][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1347.550157][ T32] r9:83018205 r8:84f84800 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1347.550178][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.550228][ T32] r5:00001000 r4:eb79f000 [ 1347.570680][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.570863][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.570944][ T32] r5:84d4af8c r4:84d4ac00 [ 1347.570973][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.571049][ T32] r7:ddde2d80 r6:83018200 r5:84d4af8c r4:85910100 [ 1347.571074][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.571133][ T32] r10:61c88647 r9:84f84800 r8:8591012c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.571157][ T32] r4:85910100 [ 1347.571176][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.571223][ T32] r10:00000000 r9:85910100 r8:8027f5e8 r7:ec84de60 r6:85910180 r5:84f84800 [ 1347.571246][ T32] r4:00000001 [ 1347.571290][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.571334][ T32] Exception stack(0xec88dfb0 to 0xec88dff8) [ 1347.571366][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.571395][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.571470][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.571505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.571528][ T32] r4:858f9440 [ 1347.571976][ T32] INFO: task kworker/1:334:5957 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1347.572025][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.572100][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.572300][ T32] Call trace: [ 1347.572365][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1347.572490][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1347.572590][ T32] r4:00000000 [ 1347.572627][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.572684][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1347.572738][ T32] 5d20: c40b4000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1347.572772][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1347.572811][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1347.572893][ T32] r5:800f0013 r4:80239bb0 [ 1347.572965][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.573032][ T32] r4:82ac11e4 [ 1347.573078][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1347.573516][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 8 printk messages dropped ** [ 1347.573985][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1347.574352][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.574702][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.574981][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1347.575418][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1347.575651][ T32] r5:8595ff8c r4:8595fc00 ** 4 printk messages dropped ** [ 1347.575948][ T32] r4:85910200 ** 4 printk messages dropped ** [ 1347.576088][ T32] Exception stack(0xec80dfb0 to 0xec80dff8) ** 6 printk messages dropped ** [ 1347.576587][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1347.576943][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1347.576967][ T32] r5:800f0013 r4:80239bb0 [ 1347.576987][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.577027][ T32] r4:82ac11e4 [ 1347.577046][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.577088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1347.577160][ T32] r4:e04e5dc0 [ 1347.577230][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.577357][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1347.577431][ T32] r4:00000000 [ 1347.577453][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1347.577502][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1347.577523][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.577564][ T32] r5:00001000 r4:dfecf000 [ 1347.577583][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.577621][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.577687][ T32] r5:84ea6f8c r4:84ea6c00 [ 1347.577710][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.577942][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1347.578029][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.578180][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.578207][ T32] r4:84fab400 [ 1347.578228][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.578272][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1347.578295][ T32] r4:00000001 [ 1347.578338][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.578375][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1347.578402][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.578532][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.578615][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.578695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.578799][ T32] r4:84faa640 [ 1347.578822][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.578852][ T32] INFO: task kworker/1:336:6047 blocked for more than 474 seconds. [ 1347.578884][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.578909][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.578930][ T32] task:kworker/1:336 state:D stack:0 pid:6047 tgid:6047 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.579118][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.579229][ T32] Call trace: [ 1347.579314][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1347.579438][ T32] r10:82918930 r9:ec841d84 r8:00000002 r7:60000113 r6:ec841d8c r5:858c3c00 [ 1347.579497][ T32] r4:858c3c00 [ 1347.579545][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1347.579589][ T32] r5:858c3c00 r4:8291892c [ 1347.579609][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.579654][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.579749][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec841e08 [ 1347.579775][ T32] r4:00000000 [ 1347.579819][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1347.579860][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1347.579918][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.580004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a9280 ** 2 printk messages dropped ** [ 1347.580113][ T32] r9:83018205 r8:858c3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f185000 ** 1 printk messages dropped ** [ 1347.580175][ T32] r5:00001000 r4:ec763000 ** 2 printk messages dropped ** [ 1347.602857][ T32] r5:858a838c r4:858a8000 ** 4 printk messages dropped ** [ 1347.603248][ T32] r4:85910300 ** 4 printk messages dropped ** [ 1347.603423][ T32] Exception stack(0xec841fb0 to 0xec841ff8) ** 4 printk messages dropped ** [ 1347.603589][ T32] r4:851a93c0 ** 5 printk messages dropped ** [ 1347.604415][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1347.604462][ T32] r4:00000000 [ 1347.604485][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.604525][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1347.604555][ T32] 5d20: c4398000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1347.604586][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1347.604638][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1347.604671][ T32] r5:800f0013 r4:80239bb0 [ 1347.604719][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.604768][ T32] r4:82ac11e4 [ 1347.604792][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.604836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1347.604860][ T32] r4:e04e5dc0 [ 1347.604894][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.605047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1347.605098][ T32] r4:00000000 [ 1347.605170][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1347.605221][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1347.605244][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.605309][ T32] r5:00001000 r4:dfecf000 [ 1347.605332][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.605371][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.605412][ T32] r5:84ea6f8c r4:84ea6c00 [ 1347.605431][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.605477][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1347.605497][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.605566][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.605603][ T32] r4:84fab400 [ 1347.605644][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.605696][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1347.605718][ T32] r4:00000001 [ 1347.605780][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.605826][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1347.605856][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.605884][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.605933][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.605966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.605988][ T32] r4:84faa640 ** 2 printk messages dropped ** [ 1347.606162][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1347.606437][ T32] r10:82918930 r9:ec9c1d84 r8:00000002 r7:60000113 r6:ec9c1d8c r5:85831800 ** 6 printk messages dropped ** [ 1347.606688][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.606923][ T32] r9:83018205 r8:85831800 r7:00000000 r6:83018200 r5:00001000 r4:7f24f000 ** 1 printk messages dropped ** [ 1347.607066][ T32] r5:00001000 r4:ebcc9000 [ 1347.607090][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1347.607251][ T32] r7:ddde2d80 r6:83018200 r5:858aa38c r4:85910400 ** 7 printk messages dropped ** [ 1347.607577][ T32] Exception stack(0xec9c1fb0 to 0xec9c1ff8) ** 6 printk messages dropped ** [ 1347.608154][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1347.608893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 12 printk messages dropped ** [ 1347.609542][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 3 printk messages dropped ** [ 1347.609742][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1347.610214][ T32] INFO: task kworker/1:338:6081 blocked for more than 474 seconds. ** 7 printk messages dropped ** [ 1347.628518][ T32] r4:85830000 ** 1 printk messages dropped ** [ 1347.628579][ T32] r5:85830000 r4:8291892c [ 1347.628598][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.628696][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.628747][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca01e08 [ 1347.628770][ T32] r4:00000000 [ 1347.628788][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1347.628893][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1347.628947][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.628993][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c6ec0 [ 1347.629015][ T32] r4:00000000 [ 1347.629036][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1347.629113][ T32] r9:83018205 r8:85830000 r7:00000000 r6:83018200 r5:00001000 r4:7f24d000 [ 1347.629191][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.629287][ T32] r5:00001000 r4:ebba3000 [ 1347.629315][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.629360][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.629404][ T32] r5:858a9f8c r4:858a9c00 [ 1347.629424][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.629473][ T32] r7:ddde2d80 r6:83018200 r5:858a9f8c r4:85910500 [ 1347.629495][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.629566][ T32] r10:61c88647 r9:85830000 r8:8591052c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.629594][ T32] r4:85910500 [ 1347.629614][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.629668][ T32] r10:00000000 r9:85910500 r8:8027f5e8 r7:ec9c1e60 r6:85910580 r5:85830000 [ 1347.629714][ T32] r4:00000001 [ 1347.629738][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.629819][ T32] Exception stack(0xeca01fb0 to 0xeca01ff8) [ 1347.629998][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.630156][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.630273][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.643308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.643357][ T32] r4:851a9cc0 [ 1347.643869][ T32] INFO: task kworker/1:338:6081 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1347.643913][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.644078][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.644164][ T32] Call trace: [ 1347.644251][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1347.644331][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1347.644452][ T32] r4:00000000 [ 1347.644483][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.644550][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1347.644586][ T32] 5d20: c4a6b000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1347.644633][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1347.644692][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1347.644726][ T32] r5:800f0013 r4:80239bb0 [ 1347.644749][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.644842][ T32] r4:82ac11e4 [ 1347.644867][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.644940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1347.645061][ T32] r4:e04e5dc0 [ 1347.645134][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.645186][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1347.645209][ T32] r4:00000000 [ 1347.645227][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1347.645275][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1347.645344][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.645432][ T32] r5:00001000 r4:dfecf000 [ 1347.645470][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.645521][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.645569][ T32] r5:84ea6f8c r4:84ea6c00 [ 1347.645589][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.645699][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1347.645741][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.645890][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.645920][ T32] r4:84fab400 [ 1347.645941][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.646035][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1347.646082][ T32] r4:00000001 [ 1347.646107][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.646147][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1347.646201][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.646244][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1347.646518][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1347.646905][ T32] r4:85836c00 ** 4 printk messages dropped ** [ 1347.647153][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8c5e08 ** 9 printk messages dropped ** [ 1347.647712][ T32] r5:00001000 r4:ec53b000 [ 1347.647815][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1347.648051][ T32] r5:858aa78c r4:858aa400 ** 3 printk messages dropped ** [ 1347.648219][ T32] r10:61c88647 r9:85836c00 r8:8591062c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.648358][ T32] r4:85910600 [ 1347.648394][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.648441][ T32] r10:00000000 r9:85910600 r8:8027f5e8 r7:ec9c1e60 r6:85910680 r5:85836c00 [ 1347.648490][ T32] r4:00000001 [ 1347.648512][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.648548][ T32] Exception stack(0xec8c5fb0 to 0xec8c5ff8) [ 1347.648598][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.648634][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.648663][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.648692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.648714][ T32] r4:846ceec0 [ 1347.648984][ T32] INFO: task kworker/1:339:6156 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1347.649086][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.649147][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.649192][ T32] Call trace: [ 1347.649271][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1347.649331][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1347.649408][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1347.649474][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) ** 5 printk messages dropped ** [ 1347.649738][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1347.650155][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1347.671303][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1347.671974][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1347.672475][ T32] task:kworker/1:340 state:D stack:0 pid:6159 tgid:6159 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1347.672975][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1347.673355][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.673421][ T32] r5:00001000 r4:ec5ad000 ** 1 printk messages dropped ** [ 1347.673499][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1347.673929][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.674363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 11 printk messages dropped ** [ 1347.675431][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 10 printk messages dropped ** [ 1347.676072][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1347.676728][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1347.677069][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1347.677096][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.677124][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.677149][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.677176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.677245][ T32] r4:84faa640 [ 1347.677270][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.677299][ T32] INFO: task kworker/1:341:6160 blocked for more than 474 seconds. [ 1347.677376][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.677404][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.677425][ T32] task:kworker/1:341 state:D stack:0 pid:6160 tgid:6160 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.677472][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.677513][ T32] Call trace: [ 1347.677601][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1347.677681][ T32] r10:82918930 r9:ecb95d84 r8:00000002 r7:60000013 r6:ecb95d8c r5:85834800 [ 1347.677707][ T32] r4:85834800 [ 1347.677786][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1347.677836][ T32] r5:85834800 r4:8291892c [ 1347.677856][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.677894][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.677950][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb95e08 [ 1347.677979][ T32] r4:00000000 [ 1347.677999][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1347.678061][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1347.678101][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.678143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c8c40 [ 1347.678165][ T32] r4:00000000 [ 1347.678183][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1347.678314][ T32] r9:83018205 r8:85834800 r7:00000000 r6:83018200 r5:00001000 r4:7f255000 [ 1347.678384][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.678523][ T32] r5:00001000 r4:ec643000 [ 1347.678547][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.678635][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.678737][ T32] r5:858aaf8c r4:858aac00 [ 1347.678783][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.678916][ T32] r7:ddde2d80 r6:83018200 r5:858aaf8c r4:85910800 [ 1347.678972][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.679073][ T32] r10:61c88647 r9:85834800 r8:8591082c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.679170][ T32] r4:85910800 [ 1347.679364][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.679413][ T32] r10:00000000 r9:85910800 r8:8027f5e8 r7:ecb1de60 r6:85910880 r5:85834800 [ 1347.679452][ T32] r4:00000001 [ 1347.679475][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.679510][ T32] Exception stack(0xecb95fb0 to 0xecb95ff8) [ 1347.679538][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.679579][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.679634][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.679666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1347.680126][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.702349][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 9 printk messages dropped ** [ 1347.702780][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.703103][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1347.703609][ T32] r4:84fab400 ** 6 printk messages dropped ** [ 1347.703884][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1347.704368][ T32] task:kworker/1:342 state:D stack:0 pid:6162 tgid:6162 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1347.705274][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbbde08 ** 9 printk messages dropped ** [ 1347.705806][ T32] r5:00001000 r4:ec6c9000 ** 1 printk messages dropped ** [ 1347.705903][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1347.706337][ T32] r10:00000000 r9:85910900 r8:8027f5e8 r7:ecb95e60 r6:85910980 r5:85835400 ** 7 printk messages dropped ** [ 1347.706932][ T32] r4:852d0080 ** 2 printk messages dropped ** [ 1347.707938][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.708670][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 9 printk messages dropped ** [ 1347.709571][ T32] r4:00000000 [ 1347.709617][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1347.709749][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1347.709828][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.709880][ T32] r5:00001000 r4:dfecf000 [ 1347.709913][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.709952][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.710056][ T32] r5:84ea6f8c r4:84ea6c00 [ 1347.710087][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.710134][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1347.710156][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.710203][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.710262][ T32] r4:84fab400 [ 1347.732159][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.732331][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1347.732360][ T32] r4:00000001 [ 1347.732382][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.732420][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1347.732450][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.732530][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.732568][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.732598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.732666][ T32] r4:84faa640 [ 1347.732702][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.732745][ T32] INFO: task kworker/1:343:6164 blocked for more than 474 seconds. [ 1347.732828][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.732912][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.732964][ T32] task:kworker/1:343 state:D stack:0 pid:6164 tgid:6164 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.733109][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.733167][ T32] Call trace: [ 1347.733210][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1347.733287][ T32] r10:82918930 r9:ecbe5d84 r8:00000002 r7:60000013 r6:ecbe5d8c r5:85832400 [ 1347.733314][ T32] r4:85832400 [ 1347.733335][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1347.733376][ T32] r5:85832400 r4:8291892c [ 1347.733395][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.733468][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.733599][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbe5e08 [ 1347.733625][ T32] r4:00000000 [ 1347.733662][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1347.733728][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1347.733821][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.733869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d01c0 [ 1347.733940][ T32] r4:00000000 [ 1347.734014][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1347.734096][ T32] r9:83018205 r8:85832400 r7:00000000 r6:83018200 r5:00001000 r4:7f259000 [ 1347.734170][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.734246][ T32] r5:00001000 r4:ec70d000 [ 1347.734270][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.734312][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.734354][ T32] r5:858ab78c r4:858ab400 [ 1347.734373][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.734417][ T32] r7:ddde2d80 r6:83018200 r5:858ab78c r4:85910a00 [ 1347.734490][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.734615][ T32] r10:61c88647 r9:85832400 r8:85910a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.734646][ T32] r4:85910a00 [ 1347.734686][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.734756][ T32] r10:00000000 r9:85910a00 r8:8027f5e8 r7:ecbbde60 r6:85910a80 r5:85832400 [ 1347.734805][ T32] r4:00000001 [ 1347.734852][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1347.735003][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.735858][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 7 printk messages dropped ** [ 1347.736169][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1347.737013][ T32] r5:00001000 r4:dfecf000 ** 6 printk messages dropped ** [ 1347.737439][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1347.737751][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) ** 7 printk messages dropped ** [ 1347.738279][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1347.738989][ T32] r4:85833c00 ** 3 printk messages dropped ** [ 1347.739333][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1347.740137][ T32] r9:83018205 r8:85833c00 r7:00000000 r6:83018200 r5:00001000 r4:7f261000 [ 1347.740187][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.771207][ T32] r5:00001000 r4:ec821000 [ 1347.771339][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.771412][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.771458][ T32] r5:84d4e38c r4:84d4e000 [ 1347.771484][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.771534][ T32] r7:ddde2d80 r6:83018200 r5:84d4e38c r4:85910b00 [ 1347.771555][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.771603][ T32] r10:61c88647 r9:85833c00 r8:85910b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.771627][ T32] r4:85910b00 [ 1347.771652][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.771699][ T32] r10:00000000 r9:85910b00 r8:8027f5e8 r7:ecbe5e60 r6:85910b80 r5:85833c00 [ 1347.771743][ T32] r4:00000001 [ 1347.771780][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.771851][ T32] Exception stack(0xecbf5fb0 to 0xecbf5ff8) [ 1347.771909][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.771941][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.771969][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.772023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.772049][ T32] r4:852d0280 [ 1347.772485][ T32] INFO: task kworker/1:344:6165 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1347.772519][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.772589][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.772657][ T32] Call trace: [ 1347.772713][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1347.772767][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1347.772818][ T32] r4:00000000 [ 1347.772857][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.772900][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1347.772955][ T32] 5d20: c582f000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1347.772989][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1347.773014][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1347.773037][ T32] r5:800f0013 r4:80239bb0 [ 1347.773080][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.773130][ T32] r4:82ac11e4 [ 1347.773150][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.773207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1347.773270][ T32] r4:e04e5dc0 [ 1347.773293][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.773337][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1347.773359][ T32] r4:00000000 [ 1347.773378][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1347.773453][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1347.773528][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.773595][ T32] r5:00001000 r4:dfecf000 [ 1347.773650][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.773786][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.773893][ T32] r5:84ea6f8c r4:84ea6c00 [ 1347.773943][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.774053][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1347.774128][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1347.774327][ T32] r4:84fab400 ** 6 printk messages dropped ** [ 1347.774926][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.775603][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1347.776358][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca59e08 ** 9 printk messages dropped ** [ 1347.776917][ T32] r5:00001000 r4:ec765000 [ 1347.776941][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1347.777144][ T32] r7:ddde2d80 r6:83018200 r5:858abb8c r4:85910c00 ** 8 printk messages dropped ** [ 1347.777527][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1347.778692][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 10 printk messages dropped ** [ 1347.779584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 10 printk messages dropped ** [ 1347.801401][ T32] r5:84ea6f8c r4:84ea6c00 ** 6 printk messages dropped ** [ 1347.801848][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 7 printk messages dropped ** [ 1347.802203][ T32] r4:84faa640 [ 1347.802234][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.802284][ T32] INFO: task kworker/1:346:6171 blocked for more than 474 seconds. [ 1347.802345][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.802392][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.802432][ T32] task:kworker/1:346 state:D stack:0 pid:6171 tgid:6171 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.802544][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.802717][ T32] Call trace: [ 1347.802809][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1347.802934][ T32] r10:82918930 r9:ecbfdd84 r8:00000002 r7:60000013 r6:ecbfdd8c r5:84f85400 [ 1347.803003][ T32] r4:84f85400 [ 1347.803054][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1347.803154][ T32] r5:84f85400 r4:8291892c [ 1347.803209][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.803313][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.803427][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbfde08 [ 1347.803496][ T32] r4:00000000 [ 1347.803570][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1347.803680][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1347.803776][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.803866][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d0700 [ 1347.803933][ T32] r4:00000000 [ 1347.804014][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1347.804128][ T32] r9:83018205 r8:84f85400 r7:00000000 r6:83018200 r5:00001000 r4:7f25f000 [ 1347.804182][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.804271][ T32] r5:00001000 r4:ec7ff000 [ 1347.804321][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.804423][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.804534][ T32] r5:858abf8c r4:858abc00 [ 1347.804590][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.804700][ T32] r7:ddde2d80 r6:83018200 r5:858abf8c r4:85910d00 [ 1347.804764][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.804863][ T32] r10:61c88647 r9:84f85400 r8:85910d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.804914][ T32] r4:85910d00 [ 1347.804993][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.805092][ T32] r10:00000000 r9:85910d00 r8:8027f5e8 r7:ecbf5e60 r6:85910d80 r5:84f85400 [ 1347.805139][ T32] r4:00000001 [ 1347.805179][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.805247][ T32] Exception stack(0xecbfdfb0 to 0xecbfdff8) [ 1347.805302][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.805364][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.805423][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.805490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.805545][ T32] r4:852d06c0 [ 1347.806351][ T32] INFO: task kworker/1:346:6171 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1347.806458][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.806602][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.806720][ T32] Call trace: [ 1347.806859][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1347.806980][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1347.807037][ T32] r4:00000000 [ 1347.807084][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.807185][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1347.807254][ T32] 5d20: c58a5000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1347.807329][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1347.807392][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1347.807449][ T32] r5:800f0013 r4:80239bb0 [ 1347.807497][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.807599][ T32] r4:82ac11e4 [ 1347.807660][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.807752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 6 printk messages dropped ** [ 1347.808263][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1347.808891][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1347.809816][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.843744][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.844023][ T32] r5:85830c00 r4:8291892c ** 6 printk messages dropped ** [ 1347.844352][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1347.844668][ T32] r5:00001000 r4:ec8ff000 ** 1 printk messages dropped ** [ 1347.844754][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1347.845420][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1347.846233][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.846557][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 15 printk messages dropped ** [ 1347.847126][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1347.847483][ T32] r4:84fab400 [ 1347.847531][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.847687][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1347.847781][ T32] r4:00000001 [ 1347.847838][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.847910][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1347.847968][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.848026][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.848084][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.848158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.848246][ T32] r4:84faa640 [ 1347.848317][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.848392][ T32] INFO: task kworker/1:348:6175 blocked for more than 474 seconds. [ 1347.848433][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.848460][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.848480][ T32] task:kworker/1:348 state:D stack:0 pid:6175 tgid:6175 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.848627][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.848679][ T32] Call trace: [ 1347.848725][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1347.848775][ T32] r10:82918930 r9:ecbf1d84 r8:00000002 r7:60000113 r6:ecbf1d8c r5:85833000 [ 1347.848798][ T32] r4:85833000 [ 1347.848881][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1347.848930][ T32] r5:85833000 r4:8291892c [ 1347.848953][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.848992][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.849070][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbf1e08 [ 1347.849097][ T32] r4:00000000 [ 1347.849157][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1347.849198][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1347.849234][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.849297][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d0bc0 [ 1347.849323][ T32] r4:00000000 [ 1347.849344][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1347.849388][ T32] r9:83018205 r8:85833000 r7:00000000 r6:83018200 r5:00001000 r4:7f265000 [ 1347.849409][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.849450][ T32] r5:00001000 r4:ec915000 [ 1347.849497][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.849541][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.849589][ T32] r5:84d4db8c r4:84d4d800 [ 1347.849611][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.849655][ T32] r7:ddde2d80 r6:83018200 r5:84d4db8c r4:85910f00 [ 1347.849681][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.849753][ T32] r10:61c88647 r9:85833000 r8:85910f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.849817][ T32] r4:85910f00 [ 1347.849841][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.849890][ T32] r10:00000000 r9:85910f00 r8:8027f5e8 r7:ecbf9e60 r6:85910f80 r5:85833000 [ 1347.849913][ T32] r4:00000001 [ 1347.849932][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.849968][ T32] Exception stack(0xecbf1fb0 to 0xecbf1ff8) [ 1347.850020][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.850053][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.850091][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.850182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.850274][ T32] r4:852d0580 [ 1347.861119][ T32] INFO: task kworker/1:348:6175 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1347.861185][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1347.861508][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1347.862120][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1347.862423][ T32] r4:e04e5dc0 ** 6 printk messages dropped ** [ 1347.863086][ T32] r5:00001000 r4:dfecf000 ** 6 printk messages dropped ** [ 1347.863722][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1347.864135][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1347.864786][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.865213][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1347.865888][ T32] r5:00001000 r4:ec929000 [ 1347.865920][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1347.866179][ T32] r7:ddde2d80 r6:83018200 r5:84d4d78c r4:852e1000 ** 7 printk messages dropped ** [ 1347.866564][ T32] Exception stack(0xecc01fb0 to 0xecc01ff8) ** 7 printk messages dropped ** [ 1347.867406][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1347.867907][ T32] 5d20: c5f94000 dfe5f000 00000001 80239b98 7f1e3000 00000001 ** 9 printk messages dropped ** [ 1347.868428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 11 printk messages dropped ** [ 1347.869033][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1347.869346][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.869935][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.869982][ T32] Call trace: [ 1347.870043][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1347.870091][ T32] r10:82918930 r9:ecc05d84 r8:00000002 r7:60000113 r6:ecc05d8c r5:85108c00 [ 1347.870114][ T32] r4:85108c00 [ 1347.870135][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1347.870177][ T32] r5:85108c00 r4:8291892c [ 1347.870197][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.870236][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.898558][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc05e08 [ 1347.898769][ T32] r4:00000000 [ 1347.898801][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1347.898870][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1347.898916][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.899008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d0e00 [ 1347.899038][ T32] r4:00000000 [ 1347.899059][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1347.899232][ T32] r9:83018205 r8:85108c00 r7:00000000 r6:83018200 r5:00001000 r4:7f269000 [ 1347.899260][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.899342][ T32] r5:00001000 r4:ec945000 [ 1347.899367][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.899408][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.899451][ T32] r5:84d4d38c r4:84d4d000 [ 1347.899568][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.899630][ T32] r7:ddde2d80 r6:83018200 r5:84d4d38c r4:852e1100 [ 1347.899653][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.899700][ T32] r10:61c88647 r9:85108c00 r8:852e112c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.899727][ T32] r4:852e1100 [ 1347.899772][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.899896][ T32] r10:00000000 r9:852e1100 r8:8027f5e8 r7:ecc01e60 r6:852e1180 r5:85108c00 [ 1347.899922][ T32] r4:00000001 [ 1347.899943][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.900006][ T32] Exception stack(0xecc05fb0 to 0xecc05ff8) [ 1347.900041][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.900165][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.900194][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.900290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.902993][ T32] r4:852d0c80 [ 1347.903465][ T32] INFO: task kworker/1:350:6180 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1347.903503][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.903602][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.903667][ T32] Call trace: [ 1347.903728][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1347.903785][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1347.903808][ T32] r4:00000000 [ 1347.903827][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.903867][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1347.903901][ T32] 5d20: c6380000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1347.903933][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1347.903957][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1347.903980][ T32] r5:800f0013 r4:80239bb0 [ 1347.903999][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.904041][ T32] r4:82ac11e4 [ 1347.904099][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.904146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1347.904169][ T32] r4:e04e5dc0 [ 1347.904286][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.904332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 2 printk messages dropped ** [ 1347.904498][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 8 printk messages dropped ** [ 1347.905072][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1347.905506][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.905864][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.906294][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1347.906714][ T32] r9:83018205 r8:85109800 r7:00000000 r6:83018200 r5:00001000 r4:7f26b000 ** 3 printk messages dropped ** [ 1347.906842][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1347.907243][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.907514][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.908190][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 6 printk messages dropped ** [ 1347.908406][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1347.908591][ T32] r4:e04e5dc0 ** 6 printk messages dropped ** [ 1347.908863][ T32] r5:00001000 r4:dfecf000 ** 6 printk messages dropped ** [ 1347.909221][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1347.909684][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) ** 7 printk messages dropped ** [ 1347.910073][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1347.929161][ T32] r4:8510a400 ** 4 printk messages dropped ** [ 1347.929514][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc11e08 ** 9 printk messages dropped ** [ 1347.943086][ T32] r5:00001000 r4:ec969000 ** 1 printk messages dropped ** [ 1347.943208][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1347.943350][ T32] r7:ddde2d80 r6:83018200 r5:858b838c r4:852e1300 [ 1347.943375][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.943423][ T32] r10:61c88647 r9:8510a400 r8:852e132c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.943445][ T32] r4:852e1300 [ 1347.943492][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.943566][ T32] r10:00000000 r9:852e1300 r8:8027f5e8 r7:ecc0de60 r6:852e1380 r5:8510a400 [ 1347.943620][ T32] r4:00000001 [ 1347.943646][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.943695][ T32] Exception stack(0xecc11fb0 to 0xecc11ff8) [ 1347.943727][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.943771][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.943898][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.943933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.943982][ T32] r4:85374100 [ 1347.944438][ T32] INFO: task kworker/1:352:6183 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1347.944498][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.944623][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.944685][ T32] Call trace: [ 1347.944789][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1347.944874][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1347.944903][ T32] r4:00000000 [ 1347.944926][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.944980][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1347.945054][ T32] 5d20: c6999000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1347.945086][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1347.945135][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1347.945163][ T32] r5:800f0013 r4:80239bb0 [ 1347.945207][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.945255][ T32] r4:82ac11e4 [ 1347.945275][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.945342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1347.945391][ T32] r4:e04e5dc0 [ 1347.945415][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.945539][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1347.945565][ T32] r4:00000000 [ 1347.945586][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1347.945647][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1347.945668][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.945824][ T32] r5:00001000 r4:dfecf000 [ 1347.945873][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.945943][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.946004][ T32] r5:84ea6f8c r4:84ea6c00 [ 1347.946028][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.946078][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1347.946098][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.946190][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.946252][ T32] r4:84fab400 [ 1347.946299][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.946349][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1347.946396][ T32] r4:00000001 [ 1347.946432][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.946475][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1347.946532][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.946564][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.946608][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.946672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.946724][ T32] r4:84faa640 [ 1347.946750][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.946781][ T32] INFO: task kworker/1:353:6185 blocked for more than 474 seconds. [ 1347.946816][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.946842][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.946863][ T32] task:kworker/1:353 state:D stack:0 pid:6185 tgid:6185 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.946923][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.946991][ T32] Call trace: [ 1347.947074][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1347.947125][ T32] r10:82918930 r9:ecc09d84 r8:00000002 r7:60000113 r6:ecc09d8c r5:8510b000 [ 1347.947148][ T32] r4:8510b000 [ 1347.947168][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1347.947208][ T32] r5:8510b000 r4:8291892c [ 1347.947227][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.947265][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.947310][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc09e08 [ 1347.947331][ T32] r4:00000000 [ 1347.947395][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1347.947438][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1347.947475][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.947515][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85374300 [ 1347.947536][ T32] r4:00000000 [ 1347.947554][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1347.947598][ T32] r9:83018205 r8:8510b000 r7:00000000 r6:83018200 r5:00001000 r4:7f271000 [ 1347.947654][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.947701][ T32] r5:00001000 r4:ec9bd000 [ 1347.947721][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.947777][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.947822][ T32] r5:858b8b8c r4:858b8800 ** 1 printk messages dropped ** [ 1347.947913][ T32] r7:ddde2d80 r6:83018200 r5:858b8b8c r4:852e1400 ** 6 printk messages dropped ** [ 1347.948206][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.948243][ T32] Exception stack(0xecc09fb0 to 0xecc09ff8) [ 1347.948269][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.948297][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.948322][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.948349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.948419][ T32] r4:85374100 [ 1347.948689][ T32] INFO: task kworker/1:353:6185 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1347.948722][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.949107][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.949187][ T32] Call trace: [ 1347.949218][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1347.949314][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1347.949365][ T32] r4:00000000 [ 1347.949443][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.949508][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1347.949541][ T32] 5d20: c6999000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1347.949576][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1347.949603][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1347.949865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 9 printk messages dropped ** [ 1347.974032][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1347.974472][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.974650][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.975068][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.975334][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1347.975790][ T32] r5:00001000 r4:ec9a7000 [ 1347.975814][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.975854][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1347.976071][ T32] r10:61c88647 r9:8510bc00 r8:852e152c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1347.976442][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1347.977230][ T32] Call trace: ** 5 printk messages dropped ** [ 1347.977598][ T32] 5d20: c6d60000 dfe5f000 00000001 80239b98 7f1e3000 00000001 ** 9 printk messages dropped ** [ 1347.978164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 9 printk messages dropped ** [ 1347.978647][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 4 printk messages dropped ** [ 1347.978807][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 9 printk messages dropped ** [ 1347.979242][ T32] INFO: task kworker/1:355:6190 blocked for more than 474 seconds. ** 2 printk messages dropped ** [ 1347.979373][ T32] task:kworker/1:355 state:D stack:0 pid:6190 tgid:6190 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.979424][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.979497][ T32] Call trace: [ 1347.979549][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1347.979618][ T32] r10:82918930 r9:ecc1dd84 r8:00000002 r7:60000013 r6:ecc1dd8c r5:8510c800 [ 1347.979647][ T32] r4:8510c800 [ 1347.979709][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1347.979769][ T32] r5:8510c800 r4:8291892c [ 1347.979893][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.979939][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.980031][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc1de08 [ 1347.980084][ T32] r4:00000000 [ 1347.980120][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1347.980164][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1347.980211][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.980266][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85374500 [ 1347.980292][ T32] r4:00000000 [ 1347.990683][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1347.990852][ T32] r9:83018205 r8:8510c800 r7:00000000 r6:83018200 r5:00001000 r4:7f273000 [ 1347.990885][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.991008][ T32] r5:00001000 r4:ec9cd000 [ 1347.991036][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.991128][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.991228][ T32] r5:858b8f8c r4:858b8c00 [ 1347.991253][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.991356][ T32] r7:ddde2d80 r6:83018200 r5:858b8f8c r4:852e1600 [ 1347.991385][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.991434][ T32] r10:61c88647 r9:8510c800 r8:852e162c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.991461][ T32] r4:852e1600 [ 1347.991482][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.991528][ T32] r10:00000000 r9:852e1600 r8:8027f5e8 r7:ecc09e60 r6:852e1680 r5:8510c800 [ 1347.991579][ T32] r4:00000001 [ 1347.991602][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.991727][ T32] Exception stack(0xecc1dfb0 to 0xecc1dff8) [ 1347.991764][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.991792][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.991818][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.991846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.991869][ T32] r4:85374340 [ 1347.992307][ T32] INFO: task kworker/1:355:6190 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1347.992440][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.992561][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.992731][ T32] Call trace: [ 1347.992791][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1347.992874][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1347.992902][ T32] r4:00000000 [ 1347.992947][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.992990][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1347.993020][ T32] 5d20: c6e6d000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1347.993049][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1347.993074][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1347.993098][ T32] r5:800f0013 r4:80239bb0 [ 1347.993143][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.993189][ T32] r4:82ac11e4 [ 1347.993208][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.993262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1347.993317][ T32] r4:e04e5dc0 [ 1347.993340][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.993429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1347.993466][ T32] r4:00000000 [ 1347.993487][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1347.993532][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1347.993554][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.993594][ T32] r5:00001000 r4:dfecf000 [ 1347.993650][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.993704][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.993752][ T32] r5:84ea6f8c r4:84ea6c00 [ 1347.993838][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.993899][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1347.993920][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.993967][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1347.994245][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) ** 4 printk messages dropped ** [ 1347.994436][ T32] r4:84faa640 ** 4 printk messages dropped ** [ 1347.994709][ T32] task:kworker/1:356 state:D stack:0 pid:6191 tgid:6191 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1347.995305][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.995490][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.995728][ T32] r5:00001000 r4:eca13000 ** 1 printk messages dropped ** [ 1347.995824][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1347.996197][ T32] r4:852e1700 ** 6 printk messages dropped ** [ 1347.996484][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.997203][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1347.997227][ T32] r4:00000000 [ 1347.997246][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.997283][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1347.997336][ T32] 5d20: c6e6d000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1347.997393][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1347.997422][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1347.997448][ T32] r5:800f0013 r4:80239bb0 [ 1347.997468][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.997507][ T32] r4:82ac11e4 [ 1347.997526][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.997568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1347.997589][ T32] r4:e04e5dc0 [ 1347.997608][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.997691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1347.997725][ T32] r4:00000000 [ 1347.997744][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1347.997897][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1347.997923][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.997968][ T32] r5:00001000 r4:dfecf000 [ 1347.997987][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.998064][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.998110][ T32] r5:84ea6f8c r4:84ea6c00 [ 1347.998179][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.998234][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1347.998254][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.998314][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.998441][ T32] r4:84fab400 [ 1347.998464][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.998511][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1347.998568][ T32] r4:00000001 [ 1347.998595][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.998686][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1347.998792][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.998823][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.998849][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.998900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.998951][ T32] r4:84faa640 [ 1347.999004][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.999101][ T32] INFO: task kworker/1:357:6194 blocked for more than 474 seconds. [ 1347.999133][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.999181][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.999281][ T32] task:kworker/1:357 state:D stack:0 pid:6194 tgid:6194 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.999360][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.999404][ T32] Call trace: [ 1347.999433][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1347.999478][ T32] r10:82918930 r9:ecc21d84 r8:00000002 r7:60000013 r6:ecc21d8c r5:8510e000 [ 1347.999525][ T32] r4:8510e000 [ 1347.999550][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1347.999670][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1348.000112][ T32] r5:00001000 r4:ec9fd000 [ 1348.000132][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1348.000229][ T32] r5:858b938c r4:858b9000 ** 4 printk messages dropped ** [ 1348.022715][ T32] r4:852e1800 ** 6 printk messages dropped ** [ 1348.023088][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.024065][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 10 printk messages dropped ** [ 1348.024570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 10 printk messages dropped ** [ 1348.025075][ T32] r5:84ea6f8c r4:84ea6c00 ** 6 printk messages dropped ** [ 1348.025314][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 7 printk messages dropped ** [ 1348.025597][ T32] r4:84faa640 [ 1348.025626][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.025660][ T32] INFO: task kworker/1:358:6196 blocked for more than 474 seconds. [ 1348.025694][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.025719][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.025741][ T32] task:kworker/1:358 state:D stack:0 pid:6196 tgid:6196 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.025847][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.025954][ T32] Call trace: [ 1348.026002][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1348.026051][ T32] r10:82918930 r9:ecc2dd84 r8:00000002 r7:60000113 r6:ecc2dd8c r5:85818c00 [ 1348.026114][ T32] r4:85818c00 [ 1348.026137][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1348.026179][ T32] r5:85818c00 r4:8291892c [ 1348.026224][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.026295][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.026342][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc2de08 [ 1348.026365][ T32] r4:00000000 [ 1348.026385][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1348.026421][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1348.026484][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.026531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85374900 [ 1348.026553][ T32] r4:00000000 [ 1348.026595][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1348.026650][ T32] r9:83018205 r8:85818c00 r7:00000000 r6:83018200 r5:00001000 r4:7f279000 [ 1348.026674][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.026718][ T32] r5:00001000 r4:eca1f000 [ 1348.026737][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.026775][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.026817][ T32] r5:858b9b8c r4:858b9800 [ 1348.026841][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.026896][ T32] r7:ddde2d80 r6:83018200 r5:858b9b8c r4:852e1900 [ 1348.026918][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.026996][ T32] r10:61c88647 r9:85818c00 r8:852e192c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.027034][ T32] r4:852e1900 [ 1348.027078][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.027129][ T32] r10:00000000 r9:852e1900 r8:8027f5e8 r7:ecc19e60 r6:8508e900 r5:85818c00 [ 1348.027179][ T32] r4:00000001 [ 1348.027202][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.027290][ T32] Exception stack(0xecc2dfb0 to 0xecc2dff8) [ 1348.027364][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1348.027439][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1348.028325][ T32] Call trace: ** 6 printk messages dropped ** [ 1348.028752][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 5 printk messages dropped ** [ 1348.029009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 10 printk messages dropped ** [ 1348.029514][ T32] r5:84ea6f8c r4:84ea6c00 ** 3 printk messages dropped ** [ 1348.029862][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1348.030160][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.054308][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.054701][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1348.055257][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1348.055444][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.055843][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1348.055990][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.056913][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 8 printk messages dropped ** [ 1348.057449][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1348.057867][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 3 printk messages dropped ** [ 1348.058029][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.058075][ T32] r5:84ea6f8c r4:84ea6c00 [ 1348.058096][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.058142][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1348.058162][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.058219][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.058245][ T32] r4:84fab400 [ 1348.058265][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.058317][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1348.058343][ T32] r4:00000001 [ 1348.058387][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.058448][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1348.058489][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.058529][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.058583][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.058621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.058645][ T32] r4:84faa640 [ 1348.058689][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.058744][ T32] INFO: task kworker/1:360:6199 blocked for more than 474 seconds. [ 1348.058779][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.058807][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.058853][ T32] task:kworker/1:360 state:D stack:0 pid:6199 tgid:6199 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.058933][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.058999][ T32] Call trace: [ 1348.059034][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1348.059080][ T32] r10:82918930 r9:ecc35d84 r8:00000002 r7:60000013 r6:ecc35d8c r5:8581bc00 [ 1348.059111][ T32] r4:8581bc00 [ 1348.059131][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1348.059170][ T32] r5:8581bc00 r4:8291892c [ 1348.059189][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.059226][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.059270][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc35e08 [ 1348.059291][ T32] r4:00000000 [ 1348.059311][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1348.059350][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1348.059410][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.059456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85374b40 [ 1348.059503][ T32] r4:00000000 [ 1348.059550][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1348.059598][ T32] r9:83018205 r8:8581bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f27b000 [ 1348.059660][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.059706][ T32] r5:00001000 r4:eca31000 [ 1348.059767][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.059812][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.059875][ T32] r5:858b9f8c r4:858b9c00 [ 1348.059930][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.059979][ T32] r7:ddde2d80 r6:83018200 r5:858b9f8c r4:852e1a00 [ 1348.060000][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.060045][ T32] r10:61c88647 r9:8581bc00 r8:852e1a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.060070][ T32] r4:852e1a00 [ 1348.060118][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.060165][ T32] r10:00000000 r9:852e1a00 r8:8027f5e8 r7:ecc31e60 r6:8508ea00 r5:8581bc00 [ 1348.060238][ T32] r4:00000001 [ 1348.060260][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.080847][ T32] Exception stack(0xecc35fb0 to 0xecc35ff8) [ 1348.080940][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.080978][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.081032][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.081069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.081092][ T32] r4:85374b00 [ 1348.081547][ T32] INFO: task kworker/1:360:6199 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1348.081587][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.081694][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.081799][ T32] Call trace: [ 1348.081931][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1348.082051][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1348.082079][ T32] r4:00000000 [ 1348.082161][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.082233][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1348.082290][ T32] 5d20: c7840000 dfe5f000 00000001 80239b98 7f1e3000 00000001 ** 5 printk messages dropped ** [ 1348.082487][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1348.083025][ T32] r5:84ea6f8c r4:84ea6c00 ** 4 printk messages dropped ** [ 1348.083211][ T32] r4:84fab400 ** 6 printk messages dropped ** [ 1348.083490][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.083821][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.084150][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1348.084303][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1348.084730][ T32] r5:00001000 r4:eca47000 [ 1348.084764][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1348.084913][ T32] r7:ddde2d80 r6:83018200 r5:858ba78c r4:852e1a80 ** 8 printk messages dropped ** [ 1348.085299][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1348.086261][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1348.086305][ T32] r4:00000000 [ 1348.086448][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.086493][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1348.086523][ T32] 5d20: c7840000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1348.086601][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1348.086659][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1348.086686][ T32] r5:800f0013 r4:80239bb0 [ 1348.086707][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.086748][ T32] r4:82ac11e4 [ 1348.086769][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.086811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1348.086882][ T32] r4:e04e5dc0 [ 1348.086936][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.086994][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1348.087030][ T32] r4:00000000 [ 1348.087106][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1348.087183][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1348.087231][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.087288][ T32] r5:00001000 r4:dfecf000 [ 1348.087387][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.087502][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.087548][ T32] r5:84ea6f8c r4:84ea6c00 [ 1348.087567][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.087619][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1348.087642][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.087688][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.087711][ T32] r4:84fab400 [ 1348.087731][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.087842][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1348.087895][ T32] r4:00000001 [ 1348.087920][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.087982][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1348.088012][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.088041][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.088067][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.088094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.088138][ T32] r4:84faa640 [ 1348.088203][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.088256][ T32] INFO: task kworker/1:362:6203 blocked for more than 474 seconds. [ 1348.088287][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.088310][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.088378][ T32] task:kworker/1:362 state:D stack:0 pid:6203 tgid:6203 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.088454][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.088499][ T32] Call trace: [ 1348.088528][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1348.088572][ T32] r10:82918930 r9:ecc3dd84 r8:00000002 r7:60000113 r6:ecc3dd8c r5:84760000 [ 1348.088594][ T32] r4:84760000 [ 1348.088652][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1348.088721][ T32] r5:84760000 r4:8291892c [ 1348.088743][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.088806][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.088854][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc3de08 [ 1348.088892][ T32] r4:00000000 [ 1348.088940][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1348.088984][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1348.089034][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.089100][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c3040 [ 1348.089125][ T32] r4:00000000 [ 1348.089145][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1348.089212][ T32] r9:83018205 r8:84760000 r7:00000000 r6:83018200 r5:00001000 r4:7f281000 [ 1348.089237][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.089328][ T32] r5:00001000 r4:eca53000 [ 1348.089355][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.089407][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.089452][ T32] r5:858bab8c r4:858ba800 [ 1348.089499][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.089548][ T32] r7:ddde2d80 r6:83018200 r5:858bab8c r4:852e1b00 [ 1348.089569][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.089622][ T32] r10:61c88647 r9:84760000 r8:852e1b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.089646][ T32] r4:852e1b00 [ 1348.089665][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1348.089758][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.089958][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.117626][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 10 printk messages dropped ** [ 1348.118121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 10 printk messages dropped ** [ 1348.118634][ T32] r5:84ea6f8c r4:84ea6c00 ** 6 printk messages dropped ** [ 1348.118906][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 7 printk messages dropped ** [ 1348.119286][ T32] r4:84faa640 ** 2 printk messages dropped ** [ 1348.119432][ T32] Not tainted 6.15.0-syzkaller #0 ** 3 printk messages dropped ** [ 1348.119616][ T32] Call trace: ** 2 printk messages dropped ** [ 1348.119747][ T32] r4:84760c00 ** 3 printk messages dropped ** [ 1348.119898][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1348.120022][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1348.133431][ T32] r5:00001000 r4:dfb5d000 [ 1348.133497][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.133601][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1348.133709][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.133798][ T32] r7:ddde2d80 r6:83018200 r5:858baf8c r4:852e1b80 [ 1348.133843][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.133899][ T32] r10:61c88647 r9:84760c00 r8:852e1bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.133947][ T32] r4:852e1b80 [ 1348.133972][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.134058][ T32] r10:00000000 r9:852e1b80 r8:8027f5e8 r7:ecc3de60 r6:8508eb80 r5:84760c00 [ 1348.134110][ T32] r4:00000001 [ 1348.134132][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.134180][ T32] Exception stack(0xecc41fb0 to 0xecc41ff8) [ 1348.134215][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.134243][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.134316][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.134390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.134415][ T32] r4:852c3100 [ 1348.134920][ T32] INFO: task kworker/1:363:6205 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1348.134965][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.135036][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.135186][ T32] Call trace: [ 1348.135239][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1348.135295][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1348.135318][ T32] r4:00000000 [ 1348.135338][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.135437][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1348.135569][ T32] 5d20: c8038000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1348.135610][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1348.135652][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1348.135773][ T32] r5:800f0013 r4:80239bb0 [ 1348.135798][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.135853][ T32] r4:82ac11e4 [ 1348.135880][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.135925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1348.135972][ T32] r4:e04e5dc0 [ 1348.136007][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.136052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1348.136074][ T32] r4:00000000 [ 1348.136093][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1348.136138][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1348.136160][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.136237][ T32] r5:00001000 r4:dfecf000 [ 1348.136271][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.136314][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.136381][ T32] r5:84ea6f8c r4:84ea6c00 [ 1348.136418][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.136492][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1348.136531][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.136588][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.136630][ T32] r4:84fab400 [ 1348.136683][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.136732][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1348.136777][ T32] r4:00000001 [ 1348.136827][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.136905][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1348.136961][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.137035][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.137097][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.137154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.137183][ T32] r4:84faa640 [ 1348.137206][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.137285][ T32] INFO: task kworker/1:364:6207 blocked for more than 474 seconds. [ 1348.137322][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.137349][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.137370][ T32] task:kworker/1:364 state:D stack:0 pid:6207 tgid:6207 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.137433][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.137478][ T32] Call trace: [ 1348.137537][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1348.137600][ T32] r10:82918930 r9:ecc49d84 r8:00000002 r7:60000013 r6:ecc49d8c r5:84762400 ** 2 printk messages dropped ** [ 1348.137751][ T32] r5:84762400 r4:8291892c ** 5 printk messages dropped ** [ 1348.137999][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1348.138336][ T32] r5:00001000 r4:eca67000 [ 1348.138380][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1348.138634][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1348.138967][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1348.139532][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1348.139696][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 4 printk messages dropped ** [ 1348.139891][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 3 printk messages dropped ** [ 1348.140087][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1348.140156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 6 printk messages dropped ** [ 1348.161184][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1348.161331][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.161408][ T32] r5:84ea6f8c r4:84ea6c00 [ 1348.161430][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.161495][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1348.161531][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.161585][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.161613][ T32] r4:84fab400 [ 1348.161664][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.161716][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1348.161754][ T32] r4:00000001 [ 1348.161821][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.161866][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1348.161914][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.161971][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.162001][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.162031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.162059][ T32] r4:84faa640 [ 1348.162084][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.162115][ T32] INFO: task kworker/1:365:6209 blocked for more than 474 seconds. [ 1348.162147][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.162172][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.162194][ T32] task:kworker/1:365 state:D stack:0 pid:6209 tgid:6209 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.162254][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.162299][ T32] Call trace: [ 1348.162332][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1348.162385][ T32] r10:82918930 r9:ecc51d84 r8:00000002 r7:60000013 r6:ecc51d8c r5:84761800 [ 1348.162408][ T32] r4:84761800 [ 1348.162457][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1348.162511][ T32] r5:84761800 r4:8291892c [ 1348.162531][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.162582][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.162679][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc51e08 [ 1348.162734][ T32] r4:00000000 [ 1348.162757][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1348.162844][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1348.162939][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.162987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c3480 [ 1348.163113][ T32] r4:00000000 [ 1348.163184][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1348.163233][ T32] r9:83018205 r8:84761800 r7:00000000 r6:83018200 r5:00001000 r4:7f285000 [ 1348.163254][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.163295][ T32] r5:00001000 r4:eca6f000 [ 1348.163386][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.163466][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.163515][ T32] r5:858bb78c r4:858bb400 [ 1348.163612][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.163693][ T32] r7:ddde2d80 r6:83018200 r5:858bb78c r4:852e1c80 [ 1348.163718][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.163769][ T32] r10:61c88647 r9:84761800 r8:852e1cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.163794][ T32] r4:852e1c80 [ 1348.163814][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.163871][ T32] r10:00000000 r9:852e1c80 r8:8027f5e8 r7:ecc49e60 r6:8508ec80 r5:84761800 [ 1348.163896][ T32] r4:00000001 [ 1348.163915][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.163973][ T32] Exception stack(0xecc51fb0 to 0xecc51ff8) [ 1348.164030][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.164061][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.164111][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1348.164825][ T32] Call trace: ** 5 printk messages dropped ** [ 1348.165218][ T32] 5d20: c8443000 dfe5f000 00000001 80239b98 7f1e3000 00000001 ** 13 printk messages dropped ** [ 1348.166022][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1348.166493][ T32] r4:84fab400 ** 4 printk messages dropped ** [ 1348.166700][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) ** 10 printk messages dropped ** [ 1348.167090][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.167612][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1348.167985][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1348.168156][ T32] r5:858bbb8c r4:858bb800 ** 3 printk messages dropped ** [ 1348.168394][ T32] r10:61c88647 r9:84763c00 r8:852e1d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1348.168854][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.169659][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 8 printk messages dropped ** [ 1348.170050][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1348.193112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 10 printk messages dropped ** [ 1348.193534][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1348.193806][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) ** 7 printk messages dropped ** [ 1348.194193][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1348.194553][ T32] r4:84765400 ** 4 printk messages dropped ** [ 1348.194767][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc5de08 ** 9 printk messages dropped ** [ 1348.195278][ T32] r5:00001000 r4:ecb25000 [ 1348.195298][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1348.195676][ T32] r7:ddde2d80 r6:83018200 r5:858bd78c r4:852e1d80 ** 8 printk messages dropped ** [ 1348.196110][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1348.196736][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.196816][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.196894][ T32] Call trace: [ 1348.196975][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1348.197080][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1348.197107][ T32] r4:00000000 [ 1348.197141][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.197192][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1348.197222][ T32] 5d20: c884c000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1348.197272][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1348.197301][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1348.197326][ T32] r5:800f0013 r4:80239bb0 [ 1348.197370][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.197416][ T32] r4:82ac11e4 [ 1348.197509][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.197560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1348.197597][ T32] r4:e04e5dc0 [ 1348.197627][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.197670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1348.197718][ T32] r4:00000000 [ 1348.197792][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1348.197861][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1348.197883][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.197926][ T32] r5:00001000 r4:dfecf000 [ 1348.197945][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.197983][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.198024][ T32] r5:84ea6f8c r4:84ea6c00 [ 1348.198054][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.198128][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1348.198153][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.198225][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.198256][ T32] r4:84fab400 [ 1348.198277][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.198353][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1348.198405][ T32] r4:00000001 [ 1348.198427][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.198463][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1348.198488][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.198526][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.198555][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.198583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.198611][ T32] r4:84faa640 [ 1348.198656][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.198686][ T32] INFO: task kworker/1:368:6214 blocked for more than 474 seconds. [ 1348.198726][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.198766][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.198819][ T32] task:kworker/1:368 state:D stack:0 pid:6214 tgid:6214 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.198893][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.198955][ T32] Call trace: [ 1348.199000][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1348.199046][ T32] r10:82918930 r9:ecc61d84 r8:00000002 r7:60000013 r6:ecc61d8c r5:84766000 [ 1348.199093][ T32] r4:84766000 [ 1348.199117][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1348.199182][ T32] r5:84766000 r4:8291892c [ 1348.199206][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.199270][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.199341][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc61e08 [ 1348.199378][ T32] r4:00000000 [ 1348.199400][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1348.199476][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1348.199545][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.199590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c36c0 [ 1348.199617][ T32] r4:00000000 [ 1348.199665][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1348.199712][ T32] r9:83018205 r8:84766000 r7:00000000 r6:83018200 r5:00001000 r4:7f289000 [ 1348.199733][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.199775][ T32] r5:00001000 r4:ecad1000 [ 1348.199794][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.199832][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.199873][ T32] r5:858bbf8c r4:858bbc00 [ 1348.199916][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.199986][ T32] r7:ddde2d80 r6:83018200 r5:858bbf8c r4:852e1e00 [ 1348.200009][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.200055][ T32] r10:61c88647 r9:84766000 r8:852e1e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.200077][ T32] r4:852e1e00 [ 1348.200120][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.200196][ T32] r10:00000000 r9:852e1e00 r8:8027f5e8 r7:ecc5de60 r6:8508ee00 r5:84766000 [ 1348.200222][ T32] r4:00000001 [ 1348.222468][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.222660][ T32] Exception stack(0xecc61fb0 to 0xecc61ff8) [ 1348.222709][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.222743][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.222794][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.222829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.222922][ T32] r4:852c3540 [ 1348.223391][ T32] INFO: task kworker/1:368:6214 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1348.223455][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.223529][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.223662][ T32] Call trace: [ 1348.223708][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1348.223762][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1348.223785][ T32] r4:00000000 [ 1348.223804][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.223841][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1348.223898][ T32] 5d20: c8bbe000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1348.223931][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1348.223956][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1348.223984][ T32] r5:800f0013 r4:80239bb0 [ 1348.224006][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.224049][ T32] r4:82ac11e4 [ 1348.224079][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.224130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1348.224175][ T32] r4:e04e5dc0 [ 1348.224218][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.224271][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1348.224296][ T32] r4:00000000 [ 1348.224317][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1348.224388][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1348.224414][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.224458][ T32] r5:00001000 r4:dfecf000 [ 1348.224478][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.224540][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.224587][ T32] r5:84ea6f8c r4:84ea6c00 [ 1348.224624][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.224679][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1348.224699][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.224768][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.224825][ T32] r4:84fab400 [ 1348.224872][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.224936][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1348.224978][ T32] r4:00000001 [ 1348.225000][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.225051][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1348.225128][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.225189][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.225220][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.225272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.225321][ T32] r4:84faa640 [ 1348.225344][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.225389][ T32] INFO: task kworker/1:369:6216 blocked for more than 474 seconds. [ 1348.225424][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.225449][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.225469][ T32] task:kworker/1:369 state:D stack:0 pid:6216 tgid:6216 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.225567][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.225640][ T32] Call trace: [ 1348.225697][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1348.225793][ T32] r10:82918930 r9:ecc69d84 r8:00000002 r7:60000113 r6:ecc69d8c r5:84764800 [ 1348.225848][ T32] r4:84764800 [ 1348.225889][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1348.225935][ T32] r5:84764800 r4:8291892c [ 1348.225968][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.226013][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.226077][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc69e08 [ 1348.226103][ T32] r4:00000000 [ 1348.226172][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1348.226251][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1348.226292][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.226334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c3800 [ 1348.226357][ T32] r4:00000000 [ 1348.226375][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1348.226417][ T32] r9:83018205 r8:84764800 r7:00000000 r6:83018200 r5:00001000 r4:7f28b000 [ 1348.226463][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.226535][ T32] r5:00001000 r4:ecadd000 [ 1348.226582][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.226657][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.226721][ T32] r5:858bc38c r4:858bc000 [ 1348.226742][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.226786][ T32] r7:ddde2d80 r6:83018200 r5:858bc38c r4:852e1e80 [ 1348.226807][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.226854][ T32] r10:61c88647 r9:84764800 r8:852e1eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.226876][ T32] r4:852e1e80 [ 1348.226914][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.226981][ T32] r10:00000000 r9:852e1e80 r8:8027f5e8 r7:ecc5de60 r6:8508ee80 r5:84764800 [ 1348.227006][ T32] r4:00000001 [ 1348.227025][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.227059][ T32] Exception stack(0xecc69fb0 to 0xecc69ff8) [ 1348.227085][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.227114][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.227139][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.227192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.227218][ T32] r4:852c3700 [ 1348.227434][ T32] INFO: task kworker/1:369:6216 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1348.227465][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.227560][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.227626][ T32] Call trace: [ 1348.227674][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1348.227748][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1348.227774][ T32] r4:00000000 [ 1348.227792][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.227856][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1348.227887][ T32] 5d20: c8bbe000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1348.227918][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1348.227942][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1348.227990][ T32] r5:800f0013 r4:80239bb0 [ 1348.228012][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.228052][ T32] r4:82ac11e4 [ 1348.228071][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.228137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1348.228172][ T32] r4:e04e5dc0 [ 1348.228200][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.228269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1348.228295][ T32] r4:00000000 [ 1348.228314][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1348.228359][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1348.228380][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.228421][ T32] r5:00001000 r4:dfecf000 [ 1348.228464][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.228509][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.228574][ T32] r5:84ea6f8c r4:84ea6c00 [ 1348.228596][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.228663][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1348.228687][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.228735][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.228767][ T32] r4:84fab400 [ 1348.228813][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.228860][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1348.228883][ T32] r4:00000001 [ 1348.228901][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.228958][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1348.228988][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.229054][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.229109][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.229142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.229188][ T32] r4:84faa640 [ 1348.229234][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.229263][ T32] INFO: task kworker/1:370:6218 blocked for more than 474 seconds. [ 1348.229315][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.229390][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.229413][ T32] task:kworker/1:370 state:D stack:0 pid:6218 tgid:6218 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.229484][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.229524][ T32] Call trace: [ 1348.229553][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1348.229618][ T32] r10:82918930 r9:ecc71d84 r8:00000002 r7:60000113 r6:ecc71d8c r5:84766c00 [ 1348.229670][ T32] r4:84766c00 [ 1348.229693][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1348.229735][ T32] r5:84766c00 r4:8291892c [ 1348.229796][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.229885][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.229947][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc71e08 [ 1348.229969][ T32] r4:00000000 [ 1348.229988][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1348.230049][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1348.230089][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.230133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c3a00 [ 1348.230159][ T32] r4:00000000 [ 1348.230203][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1348.230383][ T32] r5:00001000 r4:ecaeb000 [ 1348.250766][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1348.250987][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1348.251486][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1348.252319][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1348.252673][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1348.252846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 11 printk messages dropped ** [ 1348.253369][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1348.253811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 2 printk messages dropped ** [ 1348.253969][ T32] INFO: task kworker/1:371:6220 blocked for more than 474 seconds. [ 1348.254006][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.254032][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.254053][ T32] task:kworker/1:371 state:D stack:0 pid:6220 tgid:6220 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.254152][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.254214][ T32] Call trace: [ 1348.254277][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1348.254326][ T32] r10:82918930 r9:ecc79d84 r8:00000002 r7:60000013 r6:ecc79d8c r5:851f0c00 [ 1348.254401][ T32] r4:851f0c00 [ 1348.254451][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1348.254499][ T32] r5:851f0c00 r4:8291892c [ 1348.254518][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.254559][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.254603][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc79e08 [ 1348.254634][ T32] r4:00000000 [ 1348.254656][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1348.254695][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1348.254731][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.254772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c3b00 [ 1348.254793][ T32] r4:00000000 [ 1348.254810][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1348.254877][ T32] r9:83018205 r8:851f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f28f000 [ 1348.254903][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.254957][ T32] r5:00001000 r4:ecaf3000 [ 1348.255012][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.255057][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.255098][ T32] r5:858bcb8c r4:858bc800 [ 1348.255122][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.255168][ T32] r7:ddde2d80 r6:83018200 r5:858bcb8c r4:852e1f80 ** 1 printk messages dropped ** [ 1348.255239][ T32] r10:61c88647 r9:851f0c00 r8:852e1fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1348.255559][ T32] r4:852c3940 ** 5 printk messages dropped ** [ 1348.256069][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 10 printk messages dropped ** [ 1348.256544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 9 printk messages dropped ** [ 1348.256930][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.256988][ T32] r5:84ea6f8c r4:84ea6c00 [ 1348.257032][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.257082][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1348.257102][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.257147][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.257240][ T32] r4:84fab400 [ 1348.257265][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.257310][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1348.257390][ T32] r4:00000001 [ 1348.257412][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.257473][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1348.257503][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.257536][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.257564][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.257597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.257626][ T32] r4:84faa640 [ 1348.257663][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.257716][ T32] INFO: task kworker/1:372:6223 blocked for more than 474 seconds. [ 1348.257825][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1348.257982][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.258419][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1348.258923][ T32] r5:00001000 r4:ecafd000 [ 1348.259015][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1348.259127][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1348.259592][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1348.275334][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.275579][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1348.275828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 11 printk messages dropped ** [ 1348.276361][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1348.276687][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.277265][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.277911][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1348.278424][ T32] r5:00001000 r4:ecb09000 [ 1348.278477][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1348.278784][ T32] r10:61c88647 r9:851f3000 r8:859d20ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1348.279165][ T32] r4:852c3c00 ** 5 printk messages dropped ** [ 1348.279897][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 9 printk messages dropped ** [ 1348.280215][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1348.297232][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1348.297435][ T32] r4:84fab400 [ 1348.297454][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.297594][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1348.297627][ T32] r4:00000001 [ 1348.297664][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.297729][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1348.297802][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.297848][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.297903][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.297936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.297959][ T32] r4:84faa640 [ 1348.297983][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.298015][ T32] INFO: task kworker/1:374:6227 blocked for more than 474 seconds. [ 1348.298047][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.298082][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.298107][ T32] task:kworker/1:374 state:D stack:0 pid:6227 tgid:6227 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.298164][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.298239][ T32] Call trace: [ 1348.298273][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1348.298324][ T32] r10:82918930 r9:ecc95d84 r8:00000002 r7:60000113 r6:ecc95d8c r5:851f0000 [ 1348.298348][ T32] r4:851f0000 [ 1348.298455][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1348.298524][ T32] r5:851f0000 r4:8291892c [ 1348.298573][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.298624][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.298672][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc95e08 [ 1348.298694][ T32] r4:00000000 [ 1348.298712][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1348.298772][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1348.298811][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.298853][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850bf3c0 [ 1348.298881][ T32] r4:00000000 [ 1348.298953][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1348.299000][ T32] r9:83018205 r8:851f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f299000 [ 1348.299036][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.299114][ T32] r5:00001000 r4:ecb43000 [ 1348.299160][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.299202][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.299243][ T32] r5:858bdf8c r4:858bdc00 [ 1348.299264][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.299307][ T32] r7:ddde2d80 r6:83018200 r5:858bdf8c r4:859d2100 [ 1348.299327][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.299382][ T32] r10:61c88647 r9:851f0000 r8:859d212c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.299409][ T32] r4:859d2100 [ 1348.299440][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.299490][ T32] r10:00000000 r9:859d2100 r8:8027f5e8 r7:ecc5de60 r6:859cb100 r5:851f0000 [ 1348.299512][ T32] r4:00000001 [ 1348.299545][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.299582][ T32] Exception stack(0xecc95fb0 to 0xecc95ff8) [ 1348.299613][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.299667][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.299721][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.299752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.299798][ T32] r4:852c3fc0 [ 1348.300221][ T32] INFO: task kworker/1:374:6227 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1348.312693][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.312903][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.312971][ T32] Call trace: ** 1 printk messages dropped ** [ 1348.313079][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 13 printk messages dropped ** [ 1348.313620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 9 printk messages dropped ** [ 1348.314160][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 5 printk messages dropped ** [ 1348.314475][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1348.314793][ T32] INFO: task kworker/1:375:6228 blocked for more than 474 seconds. ** 11 printk messages dropped ** [ 1348.315367][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1348.315888][ T32] r5:00001000 r4:ecb31000 [ 1348.315922][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1348.316080][ T32] r7:ddde2d80 r6:83018200 r5:858bdb8c r4:859d2180 ** 9 printk messages dropped ** [ 1348.316511][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1348.317196][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.317317][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.317403][ T32] Call trace: [ 1348.317518][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1348.317649][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1348.317703][ T32] r4:00000000 [ 1348.317725][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.317811][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1348.317851][ T32] 5d20: c95fd000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1348.317887][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1348.317939][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1348.317991][ T32] r5:800f0013 r4:80239bb0 [ 1348.318014][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.318080][ T32] r4:82ac11e4 [ 1348.318103][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.318147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1348.318169][ T32] r4:e04e5dc0 [ 1348.318213][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.318259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1348.318282][ T32] r4:00000000 [ 1348.318300][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1348.318368][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1348.318476][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.318536][ T32] r5:00001000 r4:dfecf000 [ 1348.318589][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.318650][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.318695][ T32] r5:84ea6f8c r4:84ea6c00 [ 1348.318713][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.318759][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1348.318784][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.318833][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.318873][ T32] r4:84fab400 [ 1348.318897][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.318967][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1348.318994][ T32] r4:00000001 [ 1348.319050][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.319089][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1348.319115][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.319142][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.319172][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.319202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.319225][ T32] r4:84faa640 [ 1348.319272][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.319301][ T32] INFO: task kworker/1:376:6231 blocked for more than 474 seconds. [ 1348.319358][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.319407][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1348.319502][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1348.319858][ T32] r5:851f5400 r4:8291892c ** 5 printk messages dropped ** [ 1348.320142][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1348.343983][ T32] r5:00001000 r4:ecb4f000 [ 1348.344017][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1348.344331][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1348.344809][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1348.345674][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1348.346135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 12 printk messages dropped ** [ 1348.346818][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 5 printk messages dropped ** [ 1348.347065][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1348.347321][ T32] r4:84faa640 ** 5 printk messages dropped ** [ 1348.347627][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1348.348258][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecca5e08 [ 1348.348310][ T32] r4:00000000 [ 1348.348359][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1348.348471][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1348.348513][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.348559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859cd300 [ 1348.348582][ T32] r4:00000000 [ 1348.348600][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1348.348649][ T32] r9:83018205 r8:851f6000 r7:00000000 r6:83018200 r5:00001000 r4:7f2a1000 [ 1348.348703][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.348760][ T32] r5:00001000 r4:ecb89000 [ 1348.348782][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.348822][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.348941][ T32] r5:858beb8c r4:858be800 [ 1348.348965][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.349155][ T32] r7:ddde2d80 r6:83018200 r5:858beb8c r4:859d2280 [ 1348.349180][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.349227][ T32] r10:61c88647 r9:851f6000 r8:859d22ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.349248][ T32] r4:859d2280 [ 1348.349281][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.349329][ T32] r10:00000000 r9:859d2280 r8:8027f5e8 r7:ecca1e60 r6:859cb280 r5:851f6000 [ 1348.349352][ T32] r4:00000001 [ 1348.349370][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.349403][ T32] Exception stack(0xecca5fb0 to 0xecca5ff8) [ 1348.349429][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.349467][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.349497][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.349550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.349576][ T32] r4:859cd100 [ 1348.349872][ T32] INFO: task kworker/1:377:6233 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1348.349908][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.350013][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.350117][ T32] Call trace: [ 1348.350174][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1348.350226][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1348.373400][ T32] r4:00000000 [ 1348.373504][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.373578][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1348.373638][ T32] 5d20: c9e3d000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1348.373676][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1348.373702][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1348.373729][ T32] r5:800f0013 r4:80239bb0 [ 1348.373786][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.373876][ T32] r4:82ac11e4 [ 1348.373925][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.373975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1348.373999][ T32] r4:e04e5dc0 [ 1348.374018][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.374061][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1348.374106][ T32] r4:00000000 [ 1348.374135][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1348.374213][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1348.374239][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.374287][ T32] r5:00001000 r4:dfecf000 [ 1348.374307][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.374346][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.374395][ T32] r5:84ea6f8c r4:84ea6c00 [ 1348.374440][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.374491][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1348.374535][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.374585][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.374614][ T32] r4:84fab400 [ 1348.374688][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.374753][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 5 printk messages dropped ** [ 1348.375065][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.375406][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1348.375928][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecca9e08 ** 9 printk messages dropped ** [ 1348.376350][ T32] r5:00001000 r4:ecb61000 ** 1 printk messages dropped ** [ 1348.376417][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.376497][ T32] r5:858be78c r4:858be400 [ 1348.376520][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.376566][ T32] r7:ddde2d80 r6:83018200 r5:858be78c r4:859d2300 [ 1348.376586][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.376655][ T32] r10:61c88647 r9:851f6c00 r8:859d232c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.376681][ T32] r4:859d2300 [ 1348.376724][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.376774][ T32] r10:00000000 r9:859d2300 r8:8027f5e8 r7:ecca5e60 r6:859cb300 r5:851f6c00 [ 1348.376796][ T32] r4:00000001 [ 1348.376815][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.376900][ T32] Exception stack(0xecca9fb0 to 0xecca9ff8) [ 1348.376932][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.376961][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.377013][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.377044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.377089][ T32] r4:859cd100 [ 1348.377571][ T32] INFO: task kworker/1:378:6234 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1348.377633][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.377720][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.377803][ T32] Call trace: [ 1348.377854][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1348.377907][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1348.377955][ T32] r4:00000000 [ 1348.377977][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.378017][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1348.378046][ T32] 5d20: c9e3d000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1348.378092][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1348.378129][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1348.378186][ T32] r5:800f0013 r4:80239bb0 [ 1348.378209][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.378274][ T32] r4:82ac11e4 [ 1348.378297][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1348.378723][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1348.379342][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1348.379368][ T32] r4:00000001 [ 1348.379388][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.379422][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1348.379448][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.379499][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.379529][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.379559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.379612][ T32] r4:84faa640 [ 1348.379642][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.379670][ T32] INFO: task kworker/1:379:6238 blocked for more than 474 seconds. [ 1348.379739][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.379789][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.379813][ T32] task:kworker/1:379 state:D stack:0 pid:6238 tgid:6238 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.379888][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.379981][ T32] Call trace: [ 1348.380012][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1348.380058][ T32] r10:82918930 r9:ecc4dd84 r8:00000002 r7:60000113 r6:ecc4dd8c r5:851f4800 [ 1348.380098][ T32] r4:851f4800 [ 1348.380120][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1348.380161][ T32] r5:851f4800 r4:8291892c [ 1348.380180][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.380242][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.389140][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc4de08 ** 4 printk messages dropped ** [ 1348.389427][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859cd440 ** 4 printk messages dropped ** [ 1348.389651][ T32] r5:00001000 r4:ecb9f000 [ 1348.389698][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1348.389912][ T32] r5:858bef8c r4:858bec00 ** 3 printk messages dropped ** [ 1348.390138][ T32] r10:61c88647 r9:851f4800 r8:859d23ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1348.403960][ T32] r4:859cd340 ** 5 printk messages dropped ** [ 1348.404672][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 8 printk messages dropped ** [ 1348.405054][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1348.405225][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 9 printk messages dropped ** [ 1348.405734][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 1 printk messages dropped ** [ 1348.406006][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.406036][ T32] r4:84fab400 [ 1348.406057][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.406102][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1348.406124][ T32] r4:00000001 [ 1348.406144][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.406178][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1348.406242][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.406277][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.406303][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.406331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.406367][ T32] r4:84faa640 [ 1348.406423][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.406480][ T32] INFO: task kworker/1:380:6240 blocked for more than 474 seconds. [ 1348.406517][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.406542][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.406564][ T32] task:kworker/1:380 state:D stack:0 pid:6240 tgid:6240 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.406656][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.406726][ T32] Call trace: [ 1348.406761][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1348.406808][ T32] r10:82918930 r9:eccadd84 r8:00000002 r7:60000013 r6:eccadd8c r5:851f1800 [ 1348.406832][ T32] r4:851f1800 [ 1348.406879][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1348.406923][ T32] r5:851f1800 r4:8291892c [ 1348.406942][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.406981][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1348.407235][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1348.407619][ T32] r5:00001000 r4:ecbb1000 [ 1348.407644][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1348.407802][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1348.408449][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1348.409087][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.409420][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1348.409684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 9 printk messages dropped ** [ 1348.410159][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 5 printk messages dropped ** [ 1348.425905][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.426110][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.426656][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.427176][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1348.427655][ T32] r5:00001000 r4:ecbc7000 [ 1348.427676][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1348.427993][ T32] r10:61c88647 r9:84763000 r8:859d24ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1348.428430][ T32] r4:859cd4c0 ** 2 printk messages dropped ** [ 1348.429097][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1348.429445][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1348.429503][ T32] 5d20: ca3fd000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1348.429537][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1348.429563][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1348.429625][ T32] r5:800f0013 r4:80239bb0 [ 1348.429664][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.429733][ T32] r4:82ac11e4 [ 1348.429758][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.429889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1348.429916][ T32] r4:e04e5dc0 [ 1348.429957][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.430003][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1348.430041][ T32] r4:00000000 [ 1348.430086][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1348.430135][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1348.430156][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.430199][ T32] r5:00001000 r4:dfecf000 [ 1348.430218][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.443714][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.443892][ T32] r5:84ea6f8c r4:84ea6c00 [ 1348.443933][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.443990][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1348.444012][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.444083][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.444137][ T32] r4:84fab400 [ 1348.444160][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.444208][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1348.444265][ T32] r4:00000001 [ 1348.444289][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.444343][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1348.444406][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.444462][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.444492][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.444559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.444592][ T32] r4:84faa640 [ 1348.444623][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.444660][ T32] INFO: task kworker/1:382:6244 blocked for more than 474 seconds. [ 1348.444693][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.444719][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.444766][ T32] task:kworker/1:382 state:D stack:0 pid:6244 tgid:6244 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.444854][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.444958][ T32] Call trace: [ 1348.445051][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1348.445116][ T32] r10:82918930 r9:ecc91d84 r8:00000002 r7:60000113 r6:ecc91d8c r5:858db000 [ 1348.445142][ T32] r4:858db000 [ 1348.445163][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1348.445204][ T32] r5:858db000 r4:8291892c [ 1348.445251][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1348.445497][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1348.445842][ T32] r5:00001000 r4:ecbd9000 [ 1348.445911][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1348.446097][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1348.446526][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1348.447384][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.447628][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1348.447911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 10 printk messages dropped ** [ 1348.448335][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1348.448743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1348.449222][ T32] r10:82918930 r9:ecc25d84 r8:00000002 r7:60000113 r6:ecc25d8c r5:858dbc00 [ 1348.449280][ T32] r4:858dbc00 [ 1348.449311][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1348.449366][ T32] r5:858dbc00 r4:8291892c [ 1348.449413][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.449456][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.449504][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc25e08 [ 1348.449525][ T32] r4:00000000 [ 1348.449578][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1348.449628][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1348.449689][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.449752][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859cda40 [ 1348.449846][ T32] r4:00000000 [ 1348.449893][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1348.449945][ T32] r9:83018205 r8:858dbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f2ab000 [ 1348.449967][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.450037][ T32] r5:00001000 r4:eccb5000 [ 1348.450060][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.450132][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.450200][ T32] r5:858bff8c r4:858bfc00 [ 1348.450278][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.467680][ T32] r7:ddde2d80 r6:83018200 r5:858bff8c r4:859d2600 [ 1348.467729][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.467813][ T32] r10:61c88647 r9:858dbc00 r8:859d262c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.467867][ T32] r4:859d2600 [ 1348.467894][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.467944][ T32] r10:00000000 r9:859d2600 r8:8027f5e8 r7:ecc91e60 r6:859d2680 r5:858dbc00 [ 1348.467994][ T32] r4:00000001 [ 1348.468041][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.468136][ T32] Exception stack(0xecc25fb0 to 0xecc25ff8) [ 1348.468170][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.468199][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.468251][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.468283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.468305][ T32] r4:859cd880 [ 1348.468752][ T32] INFO: task kworker/1:383:6246 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1348.468812][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.468887][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.468938][ T32] Call trace: [ 1348.468970][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1348.469022][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1348.469046][ T32] r4:00000000 [ 1348.469065][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.469127][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1348.469233][ T32] 5d20: ca9d4000 dfe5f000 00000001 80239b98 7f1e3000 00000001 ** 6 printk messages dropped ** [ 1348.469599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 12 printk messages dropped ** [ 1348.476958][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 5 printk messages dropped ** [ 1348.477264][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1348.477430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1348.477980][ T32] r4:858dc800 ** 5 printk messages dropped ** [ 1348.478230][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.478608][ T32] r9:83018205 r8:858dc800 r7:00000000 r6:83018200 r5:00001000 r4:7f2ad000 ** 1 printk messages dropped ** [ 1348.478710][ T32] r5:00001000 r4:eccc3000 ** 5 printk messages dropped ** [ 1348.478969][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1348.479365][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.480248][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 8 printk messages dropped ** [ 1348.494104][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1348.494241][ T32] r4:e04e5dc0 ** 6 printk messages dropped ** [ 1348.494601][ T32] r5:00001000 r4:dfecf000 ** 6 printk messages dropped ** [ 1348.495011][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1348.495196][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) ** 1 printk messages dropped ** [ 1348.495278][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.495304][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.495334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.495356][ T32] r4:84faa640 [ 1348.495380][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.495411][ T32] INFO: task kworker/1:385:6250 blocked for more than 474 seconds. [ 1348.495442][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.495517][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.495553][ T32] task:kworker/1:385 state:D stack:0 pid:6250 tgid:6250 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.495614][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.495707][ T32] Call trace: [ 1348.495750][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1348.495800][ T32] r10:82918930 r9:eccc1d84 r8:00000002 r7:60000013 r6:eccc1d8c r5:858dd400 [ 1348.495938][ T32] r4:858dd400 [ 1348.496007][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1348.496065][ T32] r5:858dd400 r4:8291892c [ 1348.496088][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.496152][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.496215][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccc1e08 [ 1348.496242][ T32] r4:00000000 [ 1348.496261][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1348.496299][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1348.496334][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.496534][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859cdcc0 [ 1348.496559][ T32] r4:00000000 [ 1348.496661][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1348.496725][ T32] r9:83018205 r8:858dd400 r7:00000000 r6:83018200 r5:00001000 r4:7f2af000 [ 1348.496748][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.496792][ T32] r5:00001000 r4:eccc9000 [ 1348.496812][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.496850][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.496891][ T32] r5:85a3c78c r4:85a3c400 [ 1348.496924][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.496971][ T32] r7:ddde2d80 r6:83018200 r5:85a3c78c r4:859d2800 [ 1348.497006][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.497055][ T32] r10:61c88647 r9:858dd400 r8:859d282c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.497077][ T32] r4:859d2800 [ 1348.497120][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.497202][ T32] r10:00000000 r9:859d2800 r8:8027f5e8 r7:eccb9e60 r6:859d2880 r5:858dd400 [ 1348.497233][ T32] r4:00000001 [ 1348.497252][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.497288][ T32] Exception stack(0xeccc1fb0 to 0xeccc1ff8) [ 1348.497314][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.497341][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.497368][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.497395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.497435][ T32] r4:859cdb40 [ 1348.497902][ T32] INFO: task kworker/1:385:6250 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1348.497938][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.498017][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.498077][ T32] Call trace: [ 1348.498108][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1348.498157][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 6 printk messages dropped ** [ 1348.498446][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1348.498676][ T32] r4:e04e5dc0 ** 8 printk messages dropped ** [ 1348.498993][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1348.499307][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 9 printk messages dropped ** [ 1348.499670][ T32] INFO: task kworker/1:386:6252 blocked for more than 474 seconds. ** 7 printk messages dropped ** [ 1348.500178][ T32] r4:858de000 ** 4 printk messages dropped ** [ 1348.512241][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecccde08 ** 9 printk messages dropped ** [ 1348.512591][ T32] r5:00001000 r4:eccd7000 [ 1348.512611][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1348.512842][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1348.513226][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.513252][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.513279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.513301][ T32] r4:859cdbc0 [ 1348.513740][ T32] INFO: task kworker/1:386:6252 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1348.513834][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.513945][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.514048][ T32] Call trace: [ 1348.514087][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1348.514139][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1348.514162][ T32] r4:00000000 [ 1348.514182][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.514221][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1348.514265][ T32] 5d20: cae52000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1348.514300][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1348.514325][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1348.514374][ T32] r5:800f0013 r4:80239bb0 [ 1348.514406][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.514450][ T32] r4:82ac11e4 [ 1348.514472][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.514540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1348.514592][ T32] r4:e04e5dc0 [ 1348.514615][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.514668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1348.514691][ T32] r4:00000000 [ 1348.514709][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1348.514786][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1348.514813][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.514858][ T32] r5:00001000 r4:dfecf000 [ 1348.514906][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.514950][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.515019][ T32] r5:84ea6f8c r4:84ea6c00 [ 1348.515043][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.515115][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1348.515158][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.515234][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.515261][ T32] r4:84fab400 [ 1348.515303][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.515378][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1348.515405][ T32] r4:00000001 [ 1348.515437][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.515476][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1348.515528][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.515563][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.515591][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.515655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.515685][ T32] r4:84faa640 [ 1348.515707][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.515736][ T32] INFO: task kworker/1:387:6254 blocked for more than 475 seconds. [ 1348.515770][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.515845][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.515873][ T32] task:kworker/1:387 state:D stack:0 pid:6254 tgid:6254 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.515954][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.516002][ T32] Call trace: [ 1348.516162][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1348.516271][ T32] r10:82918930 r9:eccd5d84 r8:00000002 r7:60000013 r6:eccd5d8c r5:858dec00 [ 1348.516303][ T32] r4:858dec00 [ 1348.516327][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1348.516506][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1348.516830][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859cd380 ** 4 printk messages dropped ** [ 1348.517031][ T32] r5:00001000 r4:eccdd000 [ 1348.517079][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.517123][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.517216][ T32] r5:85a3cf8c r4:85a3cc00 ** 1 printk messages dropped ** [ 1348.517328][ T32] r7:ddde2d80 r6:83018200 r5:85a3cf8c r4:859d2a00 ** 5 printk messages dropped ** [ 1348.517703][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1348.517837][ T32] Exception stack(0xeccd5fb0 to 0xeccd5ff8) ** 4 printk messages dropped ** [ 1348.518037][ T32] r4:859cdfc0 ** 2 printk messages dropped ** [ 1348.518466][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1348.518683][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.518884][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1348.519153][ T32] r4:e04e5dc0 ** 6 printk messages dropped ** [ 1348.519561][ T32] r5:00001000 r4:dfecf000 ** 6 printk messages dropped ** [ 1348.519972][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1348.543441][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1348.543666][ T32] Not tainted 6.15.0-syzkaller #0 ** 3 printk messages dropped ** [ 1348.543948][ T32] Call trace: ** 2 printk messages dropped ** [ 1348.544107][ T32] r4:858da400 ** 3 printk messages dropped ** [ 1348.544431][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1348.544881][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.544957][ T32] r5:00001000 r4:ecceb000 [ 1348.545010][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.545095][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.545154][ T32] r5:85a3d38c r4:85a3d000 [ 1348.545225][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.545289][ T32] r7:ddde2d80 r6:83018200 r5:85a3d38c r4:859d2b00 [ 1348.545316][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.545363][ T32] r10:61c88647 r9:858da400 r8:859d2b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.545386][ T32] r4:859d2b00 [ 1348.545405][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.545461][ T32] r10:00000000 r9:859d2b00 r8:8027f5e8 r7:eccd5e60 r6:859d2b80 r5:858da400 [ 1348.545486][ T32] r4:00000001 [ 1348.545505][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.545543][ T32] Exception stack(0xecce1fb0 to 0xecce1ff8) [ 1348.545570][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.545600][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.545655][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.545711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.545736][ T32] r4:859bd080 [ 1348.546257][ T32] INFO: task kworker/1:388:6256 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1348.546304][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.546387][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.546460][ T32] Call trace: [ 1348.546519][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1348.546615][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1348.546672][ T32] r4:00000000 [ 1348.546696][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.546737][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1348.546770][ T32] 5d20: cb309000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1348.546801][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1348.546827][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1348.546875][ T32] r5:800f0013 r4:80239bb0 [ 1348.546898][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.546938][ T32] r4:82ac11e4 [ 1348.546957][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.546999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1348.547022][ T32] r4:e04e5dc0 [ 1348.547041][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.547119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1348.547145][ T32] r4:00000000 [ 1348.547164][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1348.547235][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1348.547305][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.547357][ T32] r5:00001000 r4:dfecf000 [ 1348.547445][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.547488][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.547564][ T32] r5:84ea6f8c r4:84ea6c00 [ 1348.547687][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.547752][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1348.547808][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.547858][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.547886][ T32] r4:84fab400 [ 1348.547907][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.547976][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1348.548002][ T32] r4:00000001 [ 1348.548037][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.548166][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1348.548198][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.548227][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.548275][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.548334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.548360][ T32] r4:84faa640 [ 1348.548383][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.548409][ T32] INFO: task kworker/1:389:6258 blocked for more than 475 seconds. [ 1348.548462][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.548496][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.548520][ T32] task:kworker/1:389 state:D stack:0 pid:6258 tgid:6258 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.548612][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.548699][ T32] Call trace: [ 1348.548732][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1348.548795][ T32] r10:82918930 r9:ecce9d84 r8:00000002 r7:60000113 r6:ecce9d8c r5:858d9800 ** 5 printk messages dropped ** [ 1348.549140][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecce9e08 ** 9 printk messages dropped ** [ 1348.549527][ T32] r5:00001000 r4:eccf1000 [ 1348.549590][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1348.549883][ T32] r7:ddde2d80 r6:83018200 r5:85a3d78c r4:859d2c00 ** 7 printk messages dropped ** [ 1348.550151][ T32] Exception stack(0xecce9fb0 to 0xecce9ff8) ** 6 printk messages dropped ** [ 1348.571981][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1348.572867][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1348.573192][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.573357][ T32] r5:00001000 r4:dfecf000 [ 1348.573454][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.573545][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.573594][ T32] r5:84ea6f8c r4:84ea6c00 [ 1348.573684][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.573790][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1348.573829][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.573883][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.573905][ T32] r4:84fab400 [ 1348.573926][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.573976][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1348.574030][ T32] r4:00000001 [ 1348.574139][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.574184][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1348.574215][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.574244][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.574270][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.574299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.574322][ T32] r4:84faa640 [ 1348.574419][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.574483][ T32] INFO: task kworker/1:390:6260 blocked for more than 475 seconds. [ 1348.574522][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.574548][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.574569][ T32] task:kworker/1:390 state:D stack:0 pid:6260 tgid:6260 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.574716][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.574817][ T32] Call trace: [ 1348.574861][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1348.574915][ T32] r10:82918930 r9:eccf5d84 r8:00000002 r7:60000113 r6:eccf5d8c r5:858d8000 [ 1348.575017][ T32] r4:858d8000 [ 1348.575067][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1348.575113][ T32] r5:858d8000 r4:8291892c [ 1348.575133][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.575172][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.575223][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccf5e08 [ 1348.575296][ T32] r4:00000000 [ 1348.575393][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1348.575437][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1348.575509][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.575561][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859bd380 [ 1348.575584][ T32] r4:00000000 [ 1348.575603][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1348.575659][ T32] r9:83018205 r8:858d8000 r7:00000000 r6:83018200 r5:00001000 r4:7f2b9000 [ 1348.575680][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.575720][ T32] r5:00001000 r4:eccff000 [ 1348.575742][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.575801][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.575880][ T32] r5:85a3db8c r4:85a3d800 [ 1348.575902][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.575949][ T32] r7:ddde2d80 r6:83018200 r5:85a3db8c r4:859d2d00 [ 1348.575969][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.576013][ T32] r10:61c88647 r9:858d8000 r8:859d2d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.576111][ T32] r4:859d2d00 [ 1348.576135][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.576183][ T32] r10:00000000 r9:859d2d00 r8:8027f5e8 r7:ecce9e60 r6:859d2d80 r5:858d8000 [ 1348.576232][ T32] r4:00000001 [ 1348.576277][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.576346][ T32] Exception stack(0xeccf5fb0 to 0xeccf5ff8) [ 1348.576379][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1348.576651][ T32] r4:859bd180 ** 2 printk messages dropped ** [ 1348.577186][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1348.577609][ T32] 5d20: cb61b000 dfe5f000 00000001 80239b98 7f1e3000 00000001 ** 9 printk messages dropped ** [ 1348.577981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 11 printk messages dropped ** [ 1348.578563][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1348.578988][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1348.579607][ T32] Call trace: ** 6 printk messages dropped ** [ 1348.580007][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1348.611185][ T32] r5:00001000 r4:ecd05000 [ 1348.611223][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.611268][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.611337][ T32] r5:85a3df8c r4:85a3dc00 [ 1348.611385][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.611439][ T32] r7:ddde2d80 r6:83018200 r5:85a3df8c r4:859d2e80 [ 1348.611478][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.611665][ T32] r10:61c88647 r9:858d8c00 r8:859d2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.611701][ T32] r4:859d2e80 [ 1348.611722][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.611795][ T32] r10:00000000 r9:859d2e80 r8:8027f5e8 r7:eccf5e60 r6:859d2f00 r5:858d8c00 [ 1348.611827][ T32] r4:00000001 [ 1348.611873][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.611941][ T32] Exception stack(0xeccfdfb0 to 0xeccfdff8) [ 1348.611976][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.612006][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.612033][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.612087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.612132][ T32] r4:859bd340 [ 1348.612583][ T32] INFO: task kworker/1:391:6262 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1348.612630][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.612717][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.612808][ T32] Call trace: [ 1348.612872][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1348.612954][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1348.613005][ T32] r4:00000000 [ 1348.613028][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.613067][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1348.613098][ T32] 5d20: cbc8b000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1348.613132][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1348.613159][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1348.613209][ T32] r5:800f0013 r4:80239bb0 [ 1348.613260][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.613305][ T32] r4:82ac11e4 [ 1348.613325][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.613367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1348.613487][ T32] r4:e04e5dc0 [ 1348.613510][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.613552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1348.613596][ T32] r4:00000000 [ 1348.613622][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1348.613669][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1348.613692][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.613732][ T32] r5:00001000 r4:dfecf000 [ 1348.613751][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.613846][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.613934][ T32] r5:84ea6f8c r4:84ea6c00 [ 1348.613970][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.614019][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1348.614066][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.614116][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.614140][ T32] r4:84fab400 [ 1348.614159][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.614203][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1348.614248][ T32] r4:00000001 [ 1348.614295][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.614354][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1348.614407][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.614439][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.614475][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.614524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.614573][ T32] r4:84faa640 [ 1348.614597][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.614662][ T32] INFO: task kworker/1:392:6264 blocked for more than 475 seconds. [ 1348.614723][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.614928][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.614962][ T32] task:kworker/1:392 state:D stack:0 pid:6264 tgid:6264 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.615044][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.615110][ T32] Call trace: [ 1348.615169][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1348.615217][ T32] r10:82918930 r9:ecd09d84 r8:00000002 r7:60000013 r6:ecd09d8c r5:8510ec00 [ 1348.615239][ T32] r4:8510ec00 [ 1348.615281][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1348.615324][ T32] r5:8510ec00 r4:8291892c [ 1348.615343][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.615432][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.615508][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd09e08 ** 1 printk messages dropped ** [ 1348.615652][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1348.615792][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.616007][ T32] r5:00001000 r4:ecd13000 [ 1348.616031][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.616070][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.616134][ T32] r5:85a3e38c r4:85a3e000 ** 1 printk messages dropped ** [ 1348.616300][ T32] r7:ddde2d80 r6:83018200 r5:85a3e38c r4:859d2e00 ** 1 printk messages dropped ** [ 1348.616375][ T32] r10:61c88647 r9:8510ec00 r8:859d2e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1348.616660][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1348.616907][ T32] r4:859bd400 ** 2 printk messages dropped ** [ 1348.617537][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1348.617929][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 8 printk messages dropped ** [ 1348.618471][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1348.618698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 7 printk messages dropped ** [ 1348.619157][ T32] r5:84ea6f8c r4:84ea6c00 [ 1348.619200][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.619294][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1348.619345][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.619419][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.619451][ T32] r4:84fab400 [ 1348.619471][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.619515][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1348.619537][ T32] r4:00000001 [ 1348.619556][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.619589][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1348.619617][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.619651][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.619676][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.619708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.619807][ T32] r4:84faa640 [ 1348.619836][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.619862][ T32] INFO: task kworker/1:393:6266 blocked for more than 475 seconds. [ 1348.619940][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.619967][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.620012][ T32] task:kworker/1:393 state:D stack:0 pid:6266 tgid:6266 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.620091][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.620193][ T32] Call trace: [ 1348.620307][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1348.640929][ T32] r10:82918930 r9:ecd11d84 r8:00000002 r7:60000013 r6:ecd11d8c r5:858e0000 [ 1348.640979][ T32] r4:858e0000 [ 1348.641003][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1348.641083][ T32] r5:858e0000 r4:8291892c [ 1348.641156][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.641202][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.641248][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd11e08 [ 1348.641271][ T32] r4:00000000 [ 1348.641289][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1348.641327][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1348.641366][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.641406][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859bd980 [ 1348.641452][ T32] r4:00000000 [ 1348.641475][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1348.641524][ T32] r9:83018205 r8:858e0000 r7:00000000 r6:83018200 r5:00001000 r4:7f2c1000 [ 1348.641556][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.641606][ T32] r5:00001000 r4:ecd27000 [ 1348.641633][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.641678][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.641791][ T32] r5:85a3eb8c r4:85a3e800 [ 1348.641831][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.641911][ T32] r7:ddde2d80 r6:83018200 r5:85a3eb8c r4:859ae000 [ 1348.641965][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.642016][ T32] r10:61c88647 r9:858e0000 r8:859ae02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.642039][ T32] r4:859ae000 [ 1348.642081][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.642153][ T32] r10:00000000 r9:859ae000 r8:8027f5e8 r7:ecd09e60 r6:859ae080 r5:858e0000 [ 1348.642207][ T32] r4:00000001 [ 1348.642229][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.642268][ T32] Exception stack(0xecd11fb0 to 0xecd11ff8) [ 1348.642345][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1348.643137][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1348.643604][ T32] 5d20: cbfaa000 dfe5f000 00000001 80239b98 7f1e3000 00000001 ** 10 printk messages dropped ** [ 1348.644195][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1348.644673][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 5 printk messages dropped ** [ 1348.644937][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1348.645230][ T32] r4:84faa640 ** 6 printk messages dropped ** [ 1348.645573][ T32] Call trace: ** 6 printk messages dropped ** [ 1348.645866][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1348.646273][ T32] r5:00001000 r4:ecd19000 [ 1348.646292][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1348.646455][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1348.646965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1348.647705][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1348.648185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 11 printk messages dropped ** [ 1348.648780][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1348.649111][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1348.649492][ T32] Call trace: ** 1 printk messages dropped ** [ 1348.649616][ T32] r10:82918930 r9:ecd25d84 r8:00000002 r7:60000113 r6:ecd25d8c r5:858e1800 [ 1348.649647][ T32] r4:858e1800 [ 1348.649668][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1348.649709][ T32] r5:858e1800 r4:8291892c [ 1348.649751][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.649844][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.649934][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd25e08 [ 1348.649967][ T32] r4:00000000 [ 1348.650012][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1348.650055][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1348.650093][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.650134][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859bdb00 [ 1348.650156][ T32] r4:00000000 [ 1348.650174][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1348.650241][ T32] r9:83018205 r8:858e1800 r7:00000000 r6:83018200 r5:00001000 r4:7f2c3000 [ 1348.650313][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.670796][ T32] r5:00001000 r4:ecd2d000 [ 1348.670845][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.670919][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.670982][ T32] r5:85a3ef8c r4:85a3ec00 [ 1348.671008][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.671114][ T32] r7:ddde2d80 r6:83018200 r5:85a3ef8c r4:859ae200 [ 1348.671139][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.671210][ T32] r10:61c88647 r9:858e1800 r8:859ae22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.671237][ T32] r4:859ae200 [ 1348.671257][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.671304][ T32] r10:00000000 r9:859ae200 r8:8027f5e8 r7:ecd11e60 r6:859ae280 r5:858e1800 [ 1348.671353][ T32] r4:00000001 [ 1348.671376][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.671415][ T32] Exception stack(0xecd25fb0 to 0xecd25ff8) [ 1348.671444][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.671472][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.671501][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.671532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.671555][ T32] r4:859bd8c0 [ 1348.672008][ T32] INFO: task kworker/1:395:6270 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1348.672049][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.672137][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.672216][ T32] Call trace: [ 1348.672304][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1348.672362][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1348.672386][ T32] r4:00000000 [ 1348.672429][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.672473][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1348.672502][ T32] 5d20: cc336000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1348.672533][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1348.672557][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1348.672580][ T32] r5:800f0013 r4:80239bb0 [ 1348.672625][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.672701][ T32] r4:82ac11e4 [ 1348.672747][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.672875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1348.672905][ T32] r4:e04e5dc0 [ 1348.672926][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.672968][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1348.672989][ T32] r4:00000000 [ 1348.673009][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1348.673053][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1348.673074][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.673129][ T32] r5:00001000 r4:dfecf000 [ 1348.673176][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.673263][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.673309][ T32] r5:84ea6f8c r4:84ea6c00 [ 1348.673338][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.673388][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1348.673433][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.673482][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.673504][ T32] r4:84fab400 [ 1348.673543][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.673590][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1348.673625][ T32] r4:00000001 [ 1348.673650][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.673686][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1348.673713][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.673804][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.673842][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.673875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.673920][ T32] r4:84faa640 [ 1348.673945][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.673990][ T32] INFO: task kworker/1:396:6272 blocked for more than 475 seconds. [ 1348.674023][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.674060][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.674095][ T32] task:kworker/1:396 state:D stack:0 pid:6272 tgid:6272 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.674152][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.674213][ T32] Call trace: [ 1348.674246][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1348.674294][ T32] r10:82918930 r9:ecd31d84 r8:00000002 r7:60000013 r6:ecd31d8c r5:858e2400 [ 1348.674317][ T32] r4:858e2400 [ 1348.674360][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1348.674405][ T32] r5:858e2400 r4:8291892c [ 1348.674425][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.674465][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.674520][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd31e08 [ 1348.674556][ T32] r4:00000000 [ 1348.674579][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1348.674624][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1348.674691][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.674752][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859bdcc0 [ 1348.674775][ T32] r4:00000000 [ 1348.674794][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1348.674837][ T32] r9:83018205 r8:858e2400 r7:00000000 r6:83018200 r5:00001000 r4:7f2c5000 [ 1348.674882][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.674929][ T32] r5:00001000 r4:ecd3b000 [ 1348.674950][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.675023][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.675068][ T32] r5:85a3f38c r4:85a3f000 [ 1348.675087][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.675155][ T32] r7:ddde2d80 r6:83018200 r5:85a3f38c r4:859ae300 [ 1348.675179][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.675260][ T32] r10:61c88647 r9:858e2400 r8:859ae32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.675285][ T32] r4:859ae300 [ 1348.675303][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.675347][ T32] r10:00000000 r9:859ae300 r8:8027f5e8 r7:ecd25e60 r6:859ae380 r5:858e2400 [ 1348.675407][ T32] r4:00000001 [ 1348.675434][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.675474][ T32] Exception stack(0xecd31fb0 to 0xecd31ff8) [ 1348.675513][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.675544][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.675571][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.675601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.675654][ T32] r4:859bda40 [ 1348.675898][ T32] INFO: task kworker/1:396:6272 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1348.675940][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.676004][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.676048][ T32] Call trace: [ 1348.676090][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1348.676143][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1348.676166][ T32] r4:00000000 [ 1348.676199][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1348.676538][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1348.676745][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.677081][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1348.677673][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 9 printk messages dropped ** [ 1348.678023][ T32] INFO: task kworker/1:397:6274 blocked for more than 475 seconds. ** 4 printk messages dropped ** [ 1348.678258][ T32] Call trace: ** 7 printk messages dropped ** [ 1348.678714][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd39e08 ** 9 printk messages dropped ** [ 1348.679070][ T32] r5:00001000 r4:ecd4f000 [ 1348.679114][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1348.679267][ T32] r7:ddde2d80 r6:83018200 r5:85a3fb8c r4:859ae400 ** 7 printk messages dropped ** [ 1348.679588][ T32] Exception stack(0xecd39fb0 to 0xecd39ff8) ** 6 printk messages dropped ** [ 1348.680167][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1348.706062][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1348.706412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1348.706445][ T32] r4:e04e5dc0 [ 1348.706468][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.706510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1348.706531][ T32] r4:00000000 [ 1348.706574][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1348.706630][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1348.706726][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.706782][ T32] r5:00001000 r4:dfecf000 [ 1348.706831][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.706887][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.706932][ T32] r5:84ea6f8c r4:84ea6c00 [ 1348.706953][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.706999][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1348.707019][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.707090][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.707117][ T32] r4:84fab400 [ 1348.707137][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.707184][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1348.707206][ T32] r4:00000001 [ 1348.707226][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.707283][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1348.707314][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.707343][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.707369][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.707405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.707427][ T32] r4:84faa640 [ 1348.707476][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.707513][ T32] INFO: task kworker/1:398:6275 blocked for more than 475 seconds. [ 1348.707568][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.707622][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.707649][ T32] task:kworker/1:398 state:D stack:0 pid:6275 tgid:6275 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.707705][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.707768][ T32] Call trace: [ 1348.707800][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1348.707846][ T32] r10:82918930 r9:ecd4dd84 r8:00000002 r7:60000013 r6:ecd4dd8c r5:858e3c00 [ 1348.707868][ T32] r4:858e3c00 [ 1348.707887][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1348.707926][ T32] r5:858e3c00 r4:8291892c [ 1348.707945][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.707989][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.708048][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd4de08 [ 1348.708073][ T32] r4:00000000 [ 1348.708094][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1348.708132][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1348.708167][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.708221][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859bde40 [ 1348.708261][ T32] r4:00000000 [ 1348.708287][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1348.708358][ T32] r9:83018205 r8:858e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f2c7000 [ 1348.708412][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.708487][ T32] r5:00001000 r4:ecd41000 [ 1348.708511][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.708561][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.708605][ T32] r5:85a3f78c r4:85a3f400 [ 1348.708630][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.708675][ T32] r7:ddde2d80 r6:83018200 r5:85a3f78c r4:859ae500 ** 4 printk messages dropped ** [ 1348.708880][ T32] r10:00000000 r9:859ae500 r8:8027f5e8 r7:ecd39e60 r6:859ae580 r5:858e3c00 ** 9 printk messages dropped ** [ 1348.709625][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1348.723693][ T32] r5:800f0013 r4:80239bb0 ** 7 printk messages dropped ** [ 1348.724114][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.724430][ T32] r5:84ea6f8c r4:84ea6c00 ** 3 printk messages dropped ** [ 1348.724595][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1348.724917][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1348.725306][ T32] Call trace: ** 5 printk messages dropped ** [ 1348.725533][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1348.725944][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523f140 ** 4 printk messages dropped ** [ 1348.726096][ T32] r5:00001000 r4:ecd55000 ** 3 printk messages dropped ** [ 1348.726278][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1348.726815][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1348.727466][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1348.727814][ T32] 5d20: cca38000 dfe5f000 00000001 80239b98 7f1e3000 00000001 ** 9 printk messages dropped ** [ 1348.728309][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 11 printk messages dropped ** [ 1348.728800][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.728858][ T32] r4:84fab400 [ 1348.728911][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.728961][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1348.728984][ T32] r4:00000001 [ 1348.729014][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.729053][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1348.729082][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.729147][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.729177][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.729230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.729280][ T32] r4:84faa640 [ 1348.729302][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.729353][ T32] INFO: task kworker/1:400:6280 blocked for more than 475 seconds. [ 1348.729410][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.729437][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.729469][ T32] task:kworker/1:400 state:D stack:0 pid:6280 tgid:6280 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.729549][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.729609][ T32] Call trace: [ 1348.729651][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1348.729722][ T32] r10:82918930 r9:ecd65d84 r8:00000002 r7:60000113 r6:ecd65d8c r5:853db000 [ 1348.729792][ T32] r4:853db000 [ 1348.729830][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1348.729900][ T32] r5:853db000 r4:8291892c [ 1348.729971][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.730015][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.730061][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd65e08 [ 1348.730083][ T32] r4:00000000 [ 1348.730114][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1348.730155][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1348.730192][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.730234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523f300 [ 1348.730257][ T32] r4:00000000 [ 1348.730274][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1348.753641][ T32] r9:83018205 r8:853db000 r7:00000000 r6:83018200 r5:00001000 r4:7f2cd000 [ 1348.753756][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.753957][ T32] r5:00001000 r4:ecd67000 [ 1348.753987][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.754031][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.754107][ T32] r5:85a4c38c r4:85a4c000 [ 1348.754131][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.754180][ T32] r7:ddde2d80 r6:83018200 r5:85a4c38c r4:859ae700 [ 1348.754202][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.754249][ T32] r10:61c88647 r9:853db000 r8:859ae72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.754271][ T32] r4:859ae700 [ 1348.754302][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.754351][ T32] r10:00000000 r9:859ae700 r8:8027f5e8 r7:ecd45e60 r6:859cb500 r5:853db000 [ 1348.754373][ T32] r4:00000001 [ 1348.754403][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.754588][ T32] Exception stack(0xecd65fb0 to 0xecd65ff8) [ 1348.754648][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.754691][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.754722][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.754751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.754817][ T32] r4:8523f100 [ 1348.755252][ T32] INFO: task kworker/1:400:6280 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1348.755301][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.755428][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1348.755652][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.755855][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1348.756082][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 11 printk messages dropped ** [ 1348.756541][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1348.756866][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.757286][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1348.757753][ T32] r4:00000000 [ 1348.757816][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1348.757887][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1348.757949][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.758010][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523f3c0 [ 1348.758038][ T32] r4:00000000 [ 1348.758057][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1348.758100][ T32] r9:83018205 r8:853da400 r7:00000000 r6:83018200 r5:00001000 r4:7f2cf000 [ 1348.758123][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.758163][ T32] r5:00001000 r4:ecd6d000 [ 1348.758195][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.758237][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.758279][ T32] r5:85a4c78c r4:85a4c400 [ 1348.758298][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.758366][ T32] r7:ddde2d80 r6:83018200 r5:85a4c78c r4:859ae780 [ 1348.758401][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.758449][ T32] r10:61c88647 r9:853da400 r8:859ae7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.758477][ T32] r4:859ae780 [ 1348.758524][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.758599][ T32] r10:00000000 r9:859ae780 r8:8027f5e8 r7:ecd65e60 r6:859cb580 r5:853da400 [ 1348.758651][ T32] r4:00000001 [ 1348.758707][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.758771][ T32] Exception stack(0xecd7dfb0 to 0xecd7dff8) [ 1348.758801][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.758843][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.758897][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.758928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.758950][ T32] r4:8523f2c0 [ 1348.759202][ T32] INFO: task kworker/1:401:6283 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1348.759242][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.759323][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.759385][ T32] Call trace: [ 1348.759486][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1348.759547][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1348.759598][ T32] r4:00000000 [ 1348.759624][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.759668][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1348.759698][ T32] 5d20: ccda0000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1348.759727][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1348.759752][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1348.759775][ T32] r5:800f0013 r4:80239bb0 [ 1348.759819][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.759878][ T32] r4:82ac11e4 [ 1348.759917][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.759975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1348.760002][ T32] r4:e04e5dc0 [ 1348.760022][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.760065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1348.760086][ T32] r4:00000000 [ 1348.760127][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1348.760175][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1348.760197][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.760238][ T32] r5:00001000 r4:dfecf000 [ 1348.760258][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.775198][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1348.775482][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1348.775761][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1348.776037][ T32] task:kworker/1:402 state:D stack:0 pid:6284 tgid:6284 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1348.776534][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.776731][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523f600 ** 4 printk messages dropped ** [ 1348.776909][ T32] r5:00001000 r4:ecd87000 ** 3 printk messages dropped ** [ 1348.777046][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1348.777388][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1348.778107][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1348.778389][ T32] 5d20: ccf9a000 dfe5f000 00000001 80239b98 7f1e3000 00000001 ** 1 printk messages dropped ** [ 1348.778467][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1348.778490][ T32] r5:800f0013 r4:80239bb0 [ 1348.778511][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.778552][ T32] r4:82ac11e4 [ 1348.778571][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.778612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1348.778640][ T32] r4:e04e5dc0 [ 1348.778659][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.778701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1348.778722][ T32] r4:00000000 [ 1348.778739][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1348.778783][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1348.778825][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.778895][ T32] r5:00001000 r4:dfecf000 [ 1348.778918][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.778957][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.778998][ T32] r5:84ea6f8c r4:84ea6c00 [ 1348.779017][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.779082][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1348.779126][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.779176][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.779199][ T32] r4:84fab400 [ 1348.779217][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.779281][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1348.779305][ T32] r4:00000001 [ 1348.779326][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.779381][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1348.779410][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.779455][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.779524][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.779555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.779577][ T32] r4:84faa640 [ 1348.779604][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.779639][ T32] INFO: task kworker/1:403:6285 blocked for more than 475 seconds. [ 1348.779676][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.779701][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.779722][ T32] task:kworker/1:403 state:D stack:0 pid:6285 tgid:6285 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.779764][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.779804][ T32] Call trace: [ 1348.779833][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1348.779876][ T32] r10:82918930 r9:ecd85d84 r8:00000002 r7:60000113 r6:ecd85d8c r5:853dc800 [ 1348.779908][ T32] r4:853dc800 [ 1348.779935][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1348.779976][ T32] r5:853dc800 r4:8291892c [ 1348.780015][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.780057][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.780112][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd85e08 [ 1348.780160][ T32] r4:00000000 [ 1348.780184][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1348.780244][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1348.793179][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.793313][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859e06c0 [ 1348.793340][ T32] r4:00000000 [ 1348.793361][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1348.793424][ T32] r9:83018205 r8:853dc800 r7:00000000 r6:83018200 r5:00001000 r4:7f2fb000 [ 1348.793451][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.793498][ T32] r5:00001000 r4:eca49000 [ 1348.793559][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.793603][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.793652][ T32] r5:85a4f78c r4:85a4f400 [ 1348.793672][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.793719][ T32] r7:ddde2d80 r6:83018200 r5:85a4f78c r4:859ae880 [ 1348.793739][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.793819][ T32] r10:61c88647 r9:853dc800 r8:859ae8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.793842][ T32] r4:859ae880 [ 1348.793861][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.793905][ T32] r10:00000000 r9:859ae880 r8:8027f5e8 r7:ecd81e60 r6:859cb680 r5:853dc800 [ 1348.793927][ T32] r4:00000001 [ 1348.793945][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.793981][ T32] Exception stack(0xecd85fb0 to 0xecd85ff8) [ 1348.794010][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.794038][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1348.794774][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1348.795105][ T32] 5d20: cd2cb000 dfe5f000 00000001 80239b98 7f1e3000 00000001 ** 10 printk messages dropped ** [ 1348.795740][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.795998][ T32] r5:84ea6f8c r4:84ea6c00 ** 3 printk messages dropped ** [ 1348.796130][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1348.796522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1348.796948][ T32] Call trace: ** 6 printk messages dropped ** [ 1348.797280][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1348.797540][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523fb00 [ 1348.797565][ T32] r4:00000000 [ 1348.797585][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1348.797635][ T32] r9:83018205 r8:853dd400 r7:00000000 r6:83018200 r5:00001000 r4:7f259000 [ 1348.797668][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.797713][ T32] r5:00001000 r4:ec837000 [ 1348.797755][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.797851][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.797894][ T32] r5:854c238c r4:854c2000 [ 1348.797913][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.797956][ T32] r7:ddde2d80 r6:83018200 r5:854c238c r4:859ae900 [ 1348.797976][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.798026][ T32] r10:61c88647 r9:853dd400 r8:859ae92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.798049][ T32] r4:859ae900 [ 1348.798067][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.798110][ T32] r10:00000000 r9:859ae900 r8:8027f5e8 r7:ecd85e60 r6:859cb700 r5:853dd400 [ 1348.798133][ T32] r4:00000001 [ 1348.798177][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.798236][ T32] Exception stack(0xecd99fb0 to 0xecd99ff8) [ 1348.798285][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.798317][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.798363][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.798410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.798434][ T32] r4:8523f940 [ 1348.798698][ T32] INFO: task kworker/1:404:6295 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1348.798753][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.798813][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.798881][ T32] Call trace: [ 1348.798935][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1348.798984][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1348.799027][ T32] r4:00000000 [ 1348.799049][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.799088][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1348.799125][ T32] 5d20: cd2cb000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1348.799158][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1348.799207][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1348.799234][ T32] r5:800f0013 r4:80239bb0 [ 1348.799254][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.799308][ T32] r4:82ac11e4 [ 1348.799331][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.799374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1348.799395][ T32] r4:e04e5dc0 [ 1348.799413][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.799454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1348.799475][ T32] r4:00000000 [ 1348.799492][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1348.799537][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1348.799557][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.799600][ T32] r5:00001000 r4:dfecf000 [ 1348.799625][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.799665][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.799708][ T32] r5:84ea6f8c r4:84ea6c00 [ 1348.799736][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.799785][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1348.799806][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.799877][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.799903][ T32] r4:84fab400 [ 1348.799922][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.799988][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1348.800019][ T32] r4:00000001 [ 1348.800039][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1348.800245][ T32] r4:84faa640 ** 5 printk messages dropped ** [ 1348.820805][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.821498][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1348.822083][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.822459][ T32] r5:00001000 r4:ec99f000 [ 1348.822539][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1348.822921][ T32] r7:ddde2d80 r6:83018200 r5:85a4df8c r4:859ae980 ** 8 printk messages dropped ** [ 1348.823578][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1348.825230][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 8 printk messages dropped ** [ 1348.825726][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1348.825965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 3 printk messages dropped ** [ 1348.826116][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.826161][ T32] r5:00001000 r4:dfecf000 [ 1348.826180][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.826218][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.826259][ T32] r5:84ea6f8c r4:84ea6c00 [ 1348.826278][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.826324][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1348.826364][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.826413][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.826436][ T32] r4:84fab400 [ 1348.826455][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.826511][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1348.826536][ T32] r4:00000001 [ 1348.826555][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.826589][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1348.826615][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.826658][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.826687][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.826736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.826760][ T32] r4:84faa640 [ 1348.826781][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.826831][ T32] INFO: task kworker/1:406:6377 blocked for more than 475 seconds. [ 1348.826867][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.826893][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.826922][ T32] task:kworker/1:406 state:D stack:0 pid:6377 tgid:6377 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.826992][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.827046][ T32] Call trace: [ 1348.827120][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1348.827178][ T32] r10:82918930 r9:eceb5d84 r8:00000002 r7:60000013 r6:eceb5d8c r5:853dec00 [ 1348.827210][ T32] r4:853dec00 [ 1348.827229][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1348.827269][ T32] r5:853dec00 r4:8291892c [ 1348.827288][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.827325][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.827384][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eceb5e08 [ 1348.827409][ T32] r4:00000000 [ 1348.827456][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1348.827499][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1348.827535][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.827595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859e0000 [ 1348.827652][ T32] r4:00000000 [ 1348.827676][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1348.827765][ T32] r9:83018205 r8:853dec00 r7:00000000 r6:83018200 r5:00001000 r4:7f2ef000 [ 1348.827797][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.827841][ T32] r5:00001000 r4:ec9d3000 [ 1348.827861][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.827901][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.827942][ T32] r5:85a4e38c r4:85a4e000 [ 1348.827961][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.828077][ T32] r7:ddde2d80 r6:83018200 r5:85a4e38c r4:859aea00 [ 1348.828138][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.828227][ T32] r10:61c88647 r9:853dec00 r8:859aea2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.828269][ T32] r4:859aea00 [ 1348.828305][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.828386][ T32] r10:00000000 r9:859aea00 r8:8027f5e8 r7:ecd85e60 r6:859cb800 r5:853dec00 [ 1348.828454][ T32] r4:00000001 [ 1348.828506][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.828578][ T32] Exception stack(0xeceb5fb0 to 0xeceb5ff8) [ 1348.828692][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.828799][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.828886][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.828949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.828985][ T32] r4:8523f9c0 [ 1348.829234][ T32] INFO: task kworker/1:406:6377 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1348.829267][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.829357][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.829406][ T32] Call trace: [ 1348.829445][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1348.829498][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1348.829521][ T32] r4:00000000 [ 1348.829540][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 1 printk messages dropped ** [ 1348.829651][ T32] 5d20: cd7a8000 dfe5f000 00000001 80239b98 7f1e3000 00000001 ** 9 printk messages dropped ** [ 1348.829997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 11 printk messages dropped ** [ 1348.852585][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1348.852885][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.853251][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.853358][ T32] Call trace: [ 1348.853419][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1348.853484][ T32] r10:82918930 r9:ecebdd84 r8:00000002 r7:60000013 r6:ecebdd8c r5:853d8000 [ 1348.853532][ T32] r4:853d8000 [ 1348.853556][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1348.853597][ T32] r5:853d8000 r4:8291892c [ 1348.853628][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.853672][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.853718][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecebde08 [ 1348.853740][ T32] r4:00000000 [ 1348.853759][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1348.853843][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1348.853888][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.853930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859e0140 [ 1348.853962][ T32] r4:00000000 [ 1348.853985][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1348.854033][ T32] r9:83018205 r8:853d8000 r7:00000000 r6:83018200 r5:00001000 r4:7f2f1000 [ 1348.854055][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.854096][ T32] r5:00001000 r4:dfb8d000 [ 1348.854115][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.854174][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.854224][ T32] r5:85a4e78c r4:85a4e400 [ 1348.854243][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.854287][ T32] r7:ddde2d80 r6:83018200 r5:85a4e78c r4:859aea80 [ 1348.854307][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.854371][ T32] r10:61c88647 r9:853d8000 r8:859aeaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.854396][ T32] r4:859aea80 [ 1348.854425][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.854471][ T32] r10:00000000 r9:859aea80 r8:8027f5e8 r7:ecd85e60 r6:859cb880 r5:853d8000 [ 1348.854510][ T32] r4:00000001 [ 1348.854531][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.854587][ T32] Exception stack(0xecebdfb0 to 0xecebdff8) [ 1348.854647][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.854703][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.854732][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.854761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.854782][ T32] r4:859e0280 [ 1348.855222][ T32] INFO: task kworker/1:407:6379 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1348.855280][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.855352][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.855397][ T32] Call trace: [ 1348.855441][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1348.855513][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1348.855543][ T32] r4:00000000 [ 1348.855563][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.855625][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1348.855660][ T32] 5d20: cdb6c000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1348.855690][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1348.855719][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1348.855744][ T32] r5:800f0013 r4:80239bb0 [ 1348.855785][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.855867][ T32] r4:82ac11e4 [ 1348.855892][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1348.855977][ T32] r4:e04e5dc0 ** 4 printk messages dropped ** [ 1348.856143][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 8 printk messages dropped ** [ 1348.856485][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1348.857012][ T32] INFO: task kworker/1:408:6383 blocked for more than 475 seconds. ** 6 printk messages dropped ** [ 1348.857352][ T32] r10:82918930 r9:ecec1d84 r8:00000002 r7:60000113 r6:ecec1d8c r5:853dbc00 ** 8 printk messages dropped ** [ 1348.857725][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1348.858228][ T32] r5:00001000 r4:ec569000 ** 3 printk messages dropped ** [ 1348.858496][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1348.859225][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1348.860297][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.883696][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 6 printk messages dropped ** [ 1348.884196][ T32] r4:e04e5dc0 [ 1348.884255][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.884342][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1348.884389][ T32] r4:00000000 [ 1348.884440][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1348.884492][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1348.884535][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.884584][ T32] r5:00001000 r4:dfecf000 [ 1348.884636][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.884700][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.884768][ T32] r5:84ea6f8c r4:84ea6c00 [ 1348.884793][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.884841][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1348.884877][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.884946][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.884972][ T32] r4:84fab400 [ 1348.884992][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.885037][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1348.885059][ T32] r4:00000001 [ 1348.885077][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.885119][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1348.885165][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.885217][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.885268][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.885299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.885322][ T32] r4:84faa640 [ 1348.885345][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.885377][ T32] INFO: task kworker/1:409:6385 blocked for more than 475 seconds. [ 1348.885411][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.885434][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.885496][ T32] task:kworker/1:409 state:D stack:0 pid:6385 tgid:6385 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.885559][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.885601][ T32] Call trace: [ 1348.885653][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1348.885700][ T32] r10:82918930 r9:ecec5d84 r8:00000002 r7:60000013 r6:ecec5d8c r5:85400000 [ 1348.885723][ T32] r4:85400000 [ 1348.885787][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1348.885861][ T32] r5:85400000 r4:8291892c [ 1348.885895][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.885952][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.886002][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecec5e08 [ 1348.886033][ T32] r4:00000000 [ 1348.886054][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1348.886108][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1348.886147][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.886189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859e0440 [ 1348.886210][ T32] r4:00000000 [ 1348.886228][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1348.886270][ T32] r9:83018205 r8:85400000 r7:00000000 r6:83018200 r5:00001000 r4:7f2f7000 [ 1348.886291][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.886332][ T32] r5:00001000 r4:ec745000 [ 1348.886351][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.886407][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.886452][ T32] r5:85a4ef8c r4:85a4ec00 [ 1348.886480][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.886527][ T32] r7:ddde2d80 r6:83018200 r5:85a4ef8c r4:859aeb80 [ 1348.886562][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.886634][ T32] r10:61c88647 r9:85400000 r8:859aebac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.886660][ T32] r4:859aeb80 [ 1348.886679][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.886722][ T32] r10:00000000 r9:859aeb80 r8:8027f5e8 r7:ecd85e60 r6:859cb980 r5:85400000 [ 1348.886764][ T32] r4:00000001 [ 1348.886787][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.886836][ T32] Exception stack(0xecec5fb0 to 0xecec5ff8) [ 1348.886866][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.886894][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.886920][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.886956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.886980][ T32] r4:859e03c0 [ 1348.887413][ T32] INFO: task kworker/1:409:6385 is blocked on a mutex likely owned by task kworker/0:188:3724. ** 1 printk messages dropped ** [ 1348.887512][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1348.887778][ T32] 5d20: ce0eb000 dfe5f000 00000001 80239b98 7f1e3000 00000001 ** 16 printk messages dropped ** [ 1348.888871][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1348.890077][ T32] r4:84faa640 ** 11 printk messages dropped ** [ 1348.910033][ T32] r5:85400c00 r4:8291892c ** 3 printk messages dropped ** [ 1348.910191][ T32] r4:00000000 [ 1348.910231][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1348.910566][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1348.910641][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.910708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859e0600 [ 1348.910762][ T32] r4:00000000 [ 1348.910786][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1348.910836][ T32] r9:83018205 r8:85400c00 r7:00000000 r6:83018200 r5:00001000 r4:7f2f9000 [ 1348.910858][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.910902][ T32] r5:00001000 r4:eca29000 [ 1348.910922][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.910961][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.911002][ T32] r5:85a4f38c r4:85a4f000 [ 1348.911062][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.911134][ T32] r7:ddde2d80 r6:83018200 r5:85a4f38c r4:859aec00 [ 1348.911159][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.911227][ T32] r10:61c88647 r9:85400c00 r8:859aec2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.911263][ T32] r4:859aec00 [ 1348.911311][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.911424][ T32] r10:00000000 r9:859aec00 r8:8027f5e8 r7:ecd85e60 r6:859cba00 r5:85400c00 [ 1348.911450][ T32] r4:00000001 [ 1348.911472][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.911510][ T32] Exception stack(0xecec9fb0 to 0xecec9ff8) [ 1348.911539][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.911566][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.911591][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.911645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1348.912511][ T32] 5d20: ce544000 dfe5f000 00000001 80239b98 7f1e3000 00000001 ** 14 printk messages dropped ** [ 1348.913163][ T32] r5:00001000 r4:dfecf000 ** 6 printk messages dropped ** [ 1348.913426][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1348.913745][ T32] r4:84faa640 ** 5 printk messages dropped ** [ 1348.914021][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1348.914343][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 3 printk messages dropped ** [ 1348.914470][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1348.914541][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1348.914612][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.914670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859e0940 [ 1348.914693][ T32] r4:00000000 [ 1348.914711][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1348.914753][ T32] r9:83018205 r8:85402400 r7:00000000 r6:83018200 r5:00001000 r4:7f2ff000 [ 1348.914773][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.914814][ T32] r5:00001000 r4:eca79000 [ 1348.914873][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.914931][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.914977][ T32] r5:85a4ff8c r4:85a4fc00 [ 1348.914997][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.915040][ T32] r7:ddde2d80 r6:83018200 r5:85a4ff8c r4:859aec80 [ 1348.915060][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.915121][ T32] r10:61c88647 r9:85402400 r8:859aecac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.915168][ T32] r4:859aec80 [ 1348.915189][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.915233][ T32] r10:00000000 r9:859aec80 r8:8027f5e8 r7:ecd85e60 r6:859cba80 r5:85402400 [ 1348.915271][ T32] r4:00000001 [ 1348.915292][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.915369][ T32] Exception stack(0xeced1fb0 to 0xeced1ff8) [ 1348.915406][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.915433][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.915459][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.915504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.915529][ T32] r4:859e0740 [ 1348.915779][ T32] INFO: task kworker/1:411:6389 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1348.915812][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.915867][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.915919][ T32] Call trace: [ 1348.915952][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1348.916001][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1348.916023][ T32] r4:00000000 [ 1348.916059][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.916131][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1348.916167][ T32] 5d20: ce544000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1348.916222][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1348.916277][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1348.916324][ T32] r5:800f0013 r4:80239bb0 [ 1348.916354][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.916396][ T32] r4:82ac11e4 [ 1348.916415][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.916457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1348.916478][ T32] r4:e04e5dc0 [ 1348.916497][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1348.916766][ T32] r5:00001000 r4:dfecf000 ** 6 printk messages dropped ** [ 1348.917103][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.917129][ T32] r4:84fab400 [ 1348.917149][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.917192][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1348.917213][ T32] r4:00000001 [ 1348.917252][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.917294][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1348.917321][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.917347][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.917373][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.917399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.917430][ T32] r4:84faa640 [ 1348.917452][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.917477][ T32] INFO: task kworker/1:412:6390 blocked for more than 475 seconds. [ 1348.917523][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.917549][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.917570][ T32] task:kworker/1:412 state:D stack:0 pid:6390 tgid:6390 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.917686][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.917789][ T32] Call trace: [ 1348.917870][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1348.917921][ T32] r10:82918930 r9:eced5d84 r8:00000002 r7:60000113 r6:eced5d8c r5:85403000 [ 1348.917944][ T32] r4:85403000 [ 1348.917963][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1348.918002][ T32] r5:85403000 r4:8291892c [ 1348.918021][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1348.918205][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1348.918487][ T32] r5:00001000 r4:eca61000 ** 4 printk messages dropped ** [ 1348.918719][ T32] r7:ddde2d80 r6:83018200 r5:85a4fb8c r4:859aed00 ** 12 printk messages dropped ** [ 1348.919218][ T32] r4:859e0740 ** 9 printk messages dropped ** [ 1348.919872][ T32] 5d20: ce544000 dfe5f000 00000001 80239b98 7f1e3000 00000001 ** 2 printk messages dropped ** [ 1348.919948][ T32] r5:800f0013 r4:80239bb0 [ 1348.919967][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.920017][ T32] r4:82ac11e4 [ 1348.920061][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.920105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1348.920127][ T32] r4:e04e5dc0 [ 1348.920154][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.920227][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1348.954372][ T32] r4:00000000 [ 1348.954518][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1348.954611][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1348.954636][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.954739][ T32] r5:00001000 r4:dfecf000 ** 4 printk messages dropped ** [ 1348.955010][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 2 printk messages dropped ** [ 1348.955098][ T32] r4:84fab400 ** 5 printk messages dropped ** [ 1348.955304][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.955937][ T32] task:kworker/1:413 state:D stack:0 pid:6393 tgid:6393 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1348.956991][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.957305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859e0c80 ** 4 printk messages dropped ** [ 1348.957708][ T32] r5:00001000 r4:ecb11000 [ 1348.957758][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1348.958176][ T32] r7:ddde2d80 r6:83018200 r5:8470538c r4:859aed80 ** 8 printk messages dropped ** [ 1348.958848][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1348.974040][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.974863][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 8 printk messages dropped ** [ 1348.975536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1348.975592][ T32] r4:00000000 [ 1348.975676][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1348.975793][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1348.975853][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.975950][ T32] r5:00001000 r4:dfecf000 [ 1348.976002][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.976088][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.976182][ T32] r5:84ea6f8c r4:84ea6c00 [ 1348.976232][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.976332][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1348.976418][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.976543][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.976600][ T32] r4:84fab400 [ 1348.976665][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.976763][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1348.976814][ T32] r4:00000001 [ 1348.976859][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.976938][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1348.977003][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.977065][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.977127][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.977207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.977265][ T32] r4:84faa640 [ 1348.977333][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.977453][ T32] INFO: task kworker/1:414:6396 blocked for more than 475 seconds. [ 1348.977562][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.977665][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.977728][ T32] task:kworker/1:414 state:D stack:0 pid:6396 tgid:6396 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.977889][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.977982][ T32] Call trace: [ 1348.978097][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1348.978201][ T32] r10:82918930 r9:eced9d84 r8:00000002 r7:60000013 r6:eced9d8c r5:858e6000 [ 1348.978252][ T32] r4:858e6000 [ 1348.978297][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1348.978398][ T32] r5:858e6000 r4:8291892c [ 1348.978448][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.978536][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.978658][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eced9e08 [ 1348.978741][ T32] r4:00000000 [ 1348.978800][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1348.978895][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1348.978974][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.979108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859e0b80 [ 1348.979187][ T32] r4:00000000 [ 1348.979258][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1348.979364][ T32] r9:83018205 r8:858e6000 r7:00000000 r6:83018200 r5:00001000 r4:7f303000 [ 1348.979410][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.979494][ T32] r5:00001000 r4:ecaf7000 [ 1348.979563][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.979687][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1348.979940][ T32] r7:ddde2d80 r6:83018200 r5:8470578c r4:859aee80 [ 1348.979996][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.980091][ T32] r10:61c88647 r9:858e6000 r8:859aeeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.980140][ T32] r4:859aee80 [ 1348.980184][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.980351][ T32] r10:00000000 r9:859aee80 r8:8027f5e8 r7:eceb9e60 r6:859aef00 r5:858e6000 [ 1348.998055][ T32] r4:00000001 [ 1348.998134][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.998207][ T32] Exception stack(0xeced9fb0 to 0xeced9ff8) [ 1348.998240][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.998268][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.998293][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.998323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.998345][ T32] r4:859e0dc0 [ 1348.998823][ T32] INFO: task kworker/1:414:6396 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1348.998862][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.998933][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1348.999154][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.999407][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1348.999842][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 7 printk messages dropped ** [ 1349.000103][ T32] r5:84ea6f8c r4:84ea6c00 ** 3 printk messages dropped ** [ 1349.004892][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1349.005239][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.005801][ T32] task:kworker/1:415 state:D stack:0 pid:6398 tgid:6398 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1349.006318][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1349.006626][ T32] r5:00001000 r4:ecb59000 [ 1349.006659][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1349.006841][ T32] r7:ddde2d80 r6:83018200 r5:84d4ef8c r4:859aef80 ** 4 printk messages dropped ** [ 1349.006996][ T32] r10:00000000 r9:859aef80 r8:8027f5e8 r7:eceb9e60 r6:859d4000 r5:858e6c00 ** 2 printk messages dropped ** [ 1349.007090][ T32] Exception stack(0xecee1fb0 to 0xecee1ff8) [ 1349.007120][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.007148][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.007194][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.007225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.007247][ T32] r4:859e0980 [ 1349.007732][ T32] INFO: task kworker/1:415:6398 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1349.007769][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.007872][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.007944][ T32] Call trace: [ 1349.007976][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1349.008047][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1349.008073][ T32] r4:00000000 [ 1349.008149][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.008213][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1349.008285][ T32] 5d20: cf242000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1349.008339][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1349.008367][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1349.008393][ T32] r5:800f0013 r4:80239bb0 [ 1349.008412][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.008472][ T32] r4:82ac11e4 [ 1349.008522][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.008567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1349.008590][ T32] r4:e04e5dc0 [ 1349.008608][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.008654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1349.008677][ T32] r4:00000000 [ 1349.008717][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.008766][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1349.008789][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.008831][ T32] r5:00001000 r4:dfecf000 [ 1349.008874][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.008916][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.008961][ T32] r5:84ea6f8c r4:84ea6c00 [ 1349.008981][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.009028][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1349.009049][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.009117][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.009142][ T32] r4:84fab400 [ 1349.009178][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.009226][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1349.009248][ T32] r4:00000001 [ 1349.009287][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.009325][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1349.009351][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.009407][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.009436][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.009463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.009484][ T32] r4:84faa640 [ 1349.009524][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.009552][ T32] INFO: task kworker/1:416:6400 blocked for more than 475 seconds. [ 1349.009579][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.009627][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.009652][ T32] task:kworker/1:416 state:D stack:0 pid:6400 tgid:6400 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.009706][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.009793][ T32] Call trace: [ 1349.009834][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1349.009880][ T32] r10:82918930 r9:ecee5d84 r8:00000002 r7:60000013 r6:ecee5d8c r5:851b0c00 [ 1349.009902][ T32] r4:851b0c00 [ 1349.009933][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1349.009976][ T32] r5:851b0c00 r4:8291892c [ 1349.010015][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.010077][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.010148][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecee5e08 ** 1 printk messages dropped ** [ 1349.010194][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1349.027071][ T32] r5:00001000 r4:ecb3b000 [ 1349.027110][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1349.027221][ T32] r5:84d4f38c r4:84d4f000 [ 1349.027241][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.027309][ T32] r7:ddde2d80 r6:83018200 r5:84d4f38c r4:859d4080 [ 1349.027334][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.027400][ T32] r10:61c88647 r9:851b0c00 r8:859d40ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.027426][ T32] r4:859d4080 [ 1349.027446][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.027491][ T32] r10:00000000 r9:859d4080 r8:8027f5e8 r7:ecee1e60 r6:859d4100 r5:851b0c00 [ 1349.027513][ T32] r4:00000001 [ 1349.027552][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.027593][ T32] Exception stack(0xecee5fb0 to 0xecee5ff8) [ 1349.027628][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.027657][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.027683][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.027710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.027752][ T32] r4:859e0f00 [ 1349.028184][ T32] INFO: task kworker/1:416:6400 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1349.028218][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.028391][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.028444][ T32] Call trace: [ 1349.028525][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1349.028577][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1349.028600][ T32] r4:00000000 [ 1349.028624][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.028685][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1349.028717][ T32] 5d20: cf883000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1349.028769][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1349.028797][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1349.028820][ T32] r5:800f0013 r4:80239bb0 [ 1349.028876][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.028944][ T32] r4:82ac11e4 [ 1349.029015][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.029081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1349.029106][ T32] r4:e04e5dc0 ** 1 printk messages dropped ** [ 1349.029183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 9 printk messages dropped ** [ 1349.029592][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 4 printk messages dropped ** [ 1349.029784][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 9 printk messages dropped ** [ 1349.030297][ T32] INFO: task kworker/1:417:6402 blocked for more than 475 seconds. ** 6 printk messages dropped ** [ 1349.041405][ T32] r10:82918930 r9:ecee9d84 r8:00000002 r7:60000113 r6:ecee9d8c r5:851b0000 ** 8 printk messages dropped ** [ 1349.041755][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1349.042129][ T32] r5:00001000 r4:ecba9000 [ 1349.042152][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1349.042273][ T32] r5:84d4eb8c r4:84d4e800 ** 3 printk messages dropped ** [ 1349.042449][ T32] r10:61c88647 r9:851b0000 r8:859d41ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1349.042744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1349.043564][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.043714][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 9 printk messages dropped ** [ 1349.044063][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.044356][ T32] r5:84ea6f8c r4:84ea6c00 ** 4 printk messages dropped ** [ 1349.044554][ T32] r4:84fab400 ** 5 printk messages dropped ** [ 1349.044758][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.045104][ T32] task:kworker/1:418 state:D stack:0 pid:6405 tgid:6405 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1349.045669][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1349.046114][ T32] r5:00001000 r4:ecc45000 ** 2 printk messages dropped ** [ 1349.046257][ T32] r5:85a5038c r4:85a50000 ** 1 printk messages dropped ** [ 1349.046371][ T32] r7:ddde2d80 r6:83018200 r5:85a5038c r4:859d4280 ** 4 printk messages dropped ** [ 1349.046657][ T32] r10:00000000 r9:859d4280 r8:8027f5e8 r7:ecee9e60 r6:859d4300 r5:851b3000 [ 1349.046684][ T32] r4:00000001 [ 1349.046703][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.046738][ T32] Exception stack(0xeceedfb0 to 0xeceedff8) [ 1349.046785][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.046816][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.046864][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.046919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.046943][ T32] r4:859d7340 [ 1349.047195][ T32] INFO: task kworker/1:418:6405 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1349.047227][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.047304][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.047349][ T32] Call trace: [ 1349.047420][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1349.047473][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1349.047495][ T32] r4:00000000 [ 1349.047513][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.047594][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1349.047639][ T32] 5d20: cfbcc000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1349.047693][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1349.047721][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1349.047788][ T32] r5:800f0013 r4:80239bb0 [ 1349.047874][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.047938][ T32] r4:82ac11e4 [ 1349.047960][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.048002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1349.048024][ T32] r4:e04e5dc0 [ 1349.048042][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.048082][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1349.048155][ T32] r4:00000000 [ 1349.048365][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.048414][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1349.048465][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.048509][ T32] r5:00001000 r4:dfecf000 [ 1349.048540][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.048603][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.048717][ T32] r5:84ea6f8c r4:84ea6c00 [ 1349.048740][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.048828][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1349.048852][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.048921][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1349.049111][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 12 printk messages dropped ** [ 1349.049939][ T32] task:kworker/1:419 state:D stack:0 pid:6406 tgid:6406 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1349.073574][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1349.073926][ T32] r5:00001000 r4:ecbd1000 ** 3 printk messages dropped ** [ 1349.074094][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1349.074547][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.075458][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1349.075487][ T32] r4:00000000 [ 1349.075527][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.075573][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1349.075602][ T32] 5d20: d00cb000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1349.075642][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1349.075667][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1349.075712][ T32] r5:800f0013 r4:80239bb0 [ 1349.075758][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.075806][ T32] r4:82ac11e4 [ 1349.075894][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.075946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1349.075981][ T32] r4:e04e5dc0 [ 1349.076004][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.076050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1349.076096][ T32] r4:00000000 [ 1349.076121][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.076166][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1349.076186][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.076249][ T32] r5:00001000 r4:dfecf000 [ 1349.076315][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.076393][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.076447][ T32] r5:84ea6f8c r4:84ea6c00 [ 1349.076477][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.076535][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1349.076560][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.076628][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.076656][ T32] r4:84fab400 [ 1349.076677][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.076722][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1349.076744][ T32] r4:00000001 [ 1349.076762][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.076795][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1349.076823][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.076950][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.077011][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.077086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.077133][ T32] r4:84faa640 [ 1349.077200][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.077254][ T32] INFO: task kworker/1:420:6409 blocked for more than 475 seconds. [ 1349.077293][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.077339][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.077363][ T32] task:kworker/1:420 state:D stack:0 pid:6409 tgid:6409 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.077429][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.077481][ T32] Call trace: [ 1349.077522][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1349.077590][ T32] r10:82918930 r9:ecef5d84 r8:00000002 r7:60000013 r6:ecef5d8c r5:851b4800 [ 1349.077630][ T32] r4:851b4800 [ 1349.077651][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1349.077691][ T32] r5:851b4800 r4:8291892c [ 1349.077710][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.077749][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.077829][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecef5e08 [ 1349.077878][ T32] r4:00000000 [ 1349.077901][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1349.077950][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.077988][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.078044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d7b80 ** 4 printk messages dropped ** [ 1349.078292][ T32] r5:00001000 r4:ecc8b000 [ 1349.078365][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1349.078640][ T32] r10:61c88647 r9:851b4800 r8:859d44ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1349.079150][ T32] r4:859d7740 ** 5 printk messages dropped ** [ 1349.079823][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 11 printk messages dropped ** [ 1349.080236][ T32] r4:e04e5dc0 ** 6 printk messages dropped ** [ 1349.103859][ T32] r5:00001000 r4:dfecf000 ** 6 printk messages dropped ** [ 1349.104225][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.104338][ T32] r4:84fab400 [ 1349.104363][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.104410][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1349.104462][ T32] r4:00000001 [ 1349.104485][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.104523][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1349.104554][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.104582][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.104608][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.104643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.104680][ T32] r4:84faa640 [ 1349.104737][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.104783][ T32] INFO: task kworker/1:421:6411 blocked for more than 475 seconds. [ 1349.104839][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.104872][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.104901][ T32] task:kworker/1:421 state:D stack:0 pid:6411 tgid:6411 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.104961][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.105052][ T32] Call trace: [ 1349.105088][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1349.105139][ T32] r10:82918930 r9:ecefdd84 r8:00000002 r7:60000113 r6:ecefdd8c r5:851b5400 [ 1349.105176][ T32] r4:851b5400 [ 1349.105198][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1349.105261][ T32] r5:851b5400 r4:8291892c [ 1349.105283][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.105344][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.105414][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecefde08 [ 1349.105482][ T32] r4:00000000 [ 1349.105529][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1349.105596][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.105685][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.105736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d7980 [ 1349.105759][ T32] r4:00000000 [ 1349.105838][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.105911][ T32] r9:83018205 r8:851b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f313000 [ 1349.105936][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.105979][ T32] r5:00001000 r4:ecc6d000 [ 1349.106008][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.106051][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.106092][ T32] r5:85a5078c r4:85a50400 [ 1349.106129][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.106176][ T32] r7:ddde2d80 r6:83018200 r5:85a5078c r4:859d4580 [ 1349.106196][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.106240][ T32] r10:61c88647 r9:851b5400 r8:859d45ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.106263][ T32] r4:859d4580 [ 1349.106281][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.106346][ T32] r10:00000000 r9:859d4580 r8:8027f5e8 r7:ecef5e60 r6:859d4600 r5:851b5400 [ 1349.106371][ T32] r4:00000001 [ 1349.106400][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.106437][ T32] Exception stack(0xecefdfb0 to 0xecefdff8) [ 1349.106488][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.106548][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.106578][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.106635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.106673][ T32] r4:859d7940 [ 1349.107109][ T32] INFO: task kworker/1:421:6411 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1349.107142][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.107229][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.107278][ T32] Call trace: [ 1349.107353][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1349.107405][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1349.107428][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1349.107570][ T32] 5d20: d07c2000 dfe5f000 00000001 80239b98 7f1e3000 00000001 ** 9 printk messages dropped ** [ 1349.107990][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 11 printk messages dropped ** [ 1349.108439][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1349.108607][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1349.108966][ T32] task:kworker/1:422 state:D stack:0 pid:6413 tgid:6413 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1349.109590][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1349.109896][ T32] r5:00001000 r4:eccf9000 [ 1349.109915][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1349.110179][ T32] r10:61c88647 r9:851b6000 r8:859d46ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1349.125219][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.125248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.125269][ T32] r4:859d7b40 [ 1349.125717][ T32] INFO: task kworker/1:422:6413 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1349.125782][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.125863][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.125915][ T32] Call trace: [ 1349.125995][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1349.126094][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1349.126122][ T32] r4:00000000 [ 1349.126225][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.126269][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1349.126319][ T32] 5d20: d07c2000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1349.126354][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1349.126402][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1349.126513][ T32] r5:800f0013 r4:80239bb0 [ 1349.126578][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.126698][ T32] r4:82ac11e4 [ 1349.126743][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.126813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1349.126838][ T32] r4:e04e5dc0 [ 1349.126860][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.126964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1349.127055][ T32] r4:00000000 [ 1349.127098][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.127148][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1349.127179][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.127225][ T32] r5:00001000 r4:dfecf000 [ 1349.127266][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.127309][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.127353][ T32] r5:84ea6f8c r4:84ea6c00 [ 1349.127394][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.127444][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1349.127486][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.127538][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.127560][ T32] r4:84fab400 [ 1349.127602][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.127717][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1349.127763][ T32] r4:00000001 [ 1349.127786][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.127821][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1349.127847][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.127920][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.127972][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.128003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 2 printk messages dropped ** [ 1349.128075][ T32] INFO: task kworker/1:423:6415 blocked for more than 475 seconds. ** 4 printk messages dropped ** [ 1349.128359][ T32] Call trace: ** 6 printk messages dropped ** [ 1349.128820][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1349.129157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d7d80 ** 4 printk messages dropped ** [ 1349.129402][ T32] r5:00001000 r4:eccb3000 ** 1 printk messages dropped ** [ 1349.129478][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1349.129683][ T32] r10:61c88647 r9:851b6c00 r8:859d47ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1349.129953][ T32] Exception stack(0xecf05fb0 to 0xecf05ff8) [ 1349.130001][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.130031][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.130057][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.130085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.130108][ T32] r4:859d7d40 [ 1349.130350][ T32] INFO: task kworker/1:423:6415 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1349.130482][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.148048][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.148122][ T32] Call trace: [ 1349.148156][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1349.148213][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1349.148236][ T32] r4:00000000 [ 1349.148255][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.148339][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1349.148383][ T32] 5d20: d0d37000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1349.148440][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1349.148469][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1349.148496][ T32] r5:800f0013 r4:80239bb0 [ 1349.148554][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.148601][ T32] r4:82ac11e4 [ 1349.148627][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.148671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1349.148693][ T32] r4:e04e5dc0 [ 1349.148712][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.148780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1349.148805][ T32] r4:00000000 [ 1349.148852][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.148902][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1349.148923][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.148964][ T32] r5:00001000 r4:dfecf000 [ 1349.148982][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.149054][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.149147][ T32] r5:84ea6f8c r4:84ea6c00 [ 1349.149197][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.149246][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1349.149313][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.149362][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.149384][ T32] r4:84fab400 [ 1349.149429][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.149517][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1349.149543][ T32] r4:00000001 [ 1349.149578][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.149667][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1349.149733][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1349.149930][ T32] INFO: task kworker/1:424:6417 blocked for more than 475 seconds. ** 6 printk messages dropped ** [ 1349.150322][ T32] r10:82918930 r9:ecf09d84 r8:00000002 r7:60000013 r6:ecf09d8c r5:853d9800 ** 9 printk messages dropped ** [ 1349.156827][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1349.157113][ T32] r5:00001000 r4:ecccf000 [ 1349.157134][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1349.157309][ T32] r7:ddde2d80 r6:83018200 r5:85a5138c r4:859d4880 ** 8 printk messages dropped ** [ 1349.157739][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1349.158748][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 10 printk messages dropped ** [ 1349.159141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 10 printk messages dropped ** [ 1349.159499][ T32] r5:84ea6f8c r4:84ea6c00 ** 4 printk messages dropped ** [ 1349.159683][ T32] r4:84fab400 ** 3 printk messages dropped ** [ 1349.159833][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1349.160106][ T32] INFO: task kworker/1:425:6418 blocked for more than 475 seconds. ** 10 printk messages dropped ** [ 1349.172762][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1349.173166][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1349.173366][ T32] r5:85a5178c r4:85a51400 ** 3 printk messages dropped ** [ 1349.173520][ T32] r10:61c88647 r9:851b3c00 r8:859d49ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1349.173798][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1349.174589][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1349.174649][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1349.174688][ T32] r4:00000000 [ 1349.174710][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.174750][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1349.174779][ T32] 5d20: d1174000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1349.174829][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1349.174859][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1349.174883][ T32] r5:800f0013 r4:80239bb0 [ 1349.174925][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.174969][ T32] r4:82ac11e4 [ 1349.174988][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.175031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1349.175098][ T32] r4:e04e5dc0 [ 1349.175122][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.175186][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1349.175211][ T32] r4:00000000 [ 1349.175251][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.175299][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1349.175320][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.175383][ T32] r5:00001000 r4:dfecf000 [ 1349.175406][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.175465][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.175510][ T32] r5:84ea6f8c r4:84ea6c00 [ 1349.175529][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.175596][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1349.175627][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.175712][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.175737][ T32] r4:84fab400 [ 1349.175808][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.175857][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1349.175879][ T32] r4:00000001 [ 1349.175898][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.175952][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1349.175983][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.176010][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.176142][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.176197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.176245][ T32] r4:84faa640 [ 1349.176310][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.176344][ T32] INFO: task kworker/1:426:6421 blocked for more than 475 seconds. [ 1349.176377][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.176485][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.176509][ T32] task:kworker/1:426 state:D stack:0 pid:6421 tgid:6421 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.176556][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.176672][ T32] Call trace: [ 1349.176773][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1349.176837][ T32] r10:82918930 r9:ecf11d84 r8:00000002 r7:60000013 r6:ecf11d8c r5:858e9800 [ 1349.176891][ T32] r4:858e9800 [ 1349.176917][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1349.177065][ T32] r5:858e9800 r4:8291892c [ 1349.177087][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.177147][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.177218][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf11e08 [ 1349.177243][ T32] r4:00000000 [ 1349.177278][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1349.177366][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.177406][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.177447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d84c0 [ 1349.177469][ T32] r4:00000000 [ 1349.177505][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.177553][ T32] r9:83018205 r8:858e9800 r7:00000000 r6:83018200 r5:00001000 r4:7f31f000 [ 1349.177624][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.177670][ T32] r5:00001000 r4:ecd17000 [ 1349.177743][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.177810][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.177853][ T32] r5:85a51f8c r4:85a51c00 [ 1349.177917][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.177966][ T32] r7:ddde2d80 r6:83018200 r5:85a51f8c r4:859d4a80 [ 1349.178000][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.178060][ T32] r10:61c88647 r9:858e9800 r8:859d4aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.178126][ T32] r4:859d4a80 [ 1349.178169][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.178237][ T32] r10:00000000 r9:859d4a80 r8:8027f5e8 r7:ecf01e60 r6:859d4b00 r5:858e9800 [ 1349.178262][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1349.178388][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1349.178998][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1349.179488][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1349.179919][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 9 printk messages dropped ** [ 1349.203830][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 4 printk messages dropped ** [ 1349.204111][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 7 printk messages dropped ** [ 1349.204432][ T32] r4:84faa640 ** 4 printk messages dropped ** [ 1349.204652][ T32] task:kworker/1:427 state:D stack:0 pid:6423 tgid:6423 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1349.205141][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.205326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d85c0 ** 4 printk messages dropped ** [ 1349.205493][ T32] r5:00001000 r4:ecd29000 ** 4 printk messages dropped ** [ 1349.205715][ T32] r7:ddde2d80 r6:83018200 r5:85a5238c r4:859d4b80 [ 1349.205777][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.205833][ T32] r10:61c88647 r9:858ea400 r8:859d4bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.205855][ T32] r4:859d4b80 [ 1349.205915][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.205965][ T32] r10:00000000 r9:859d4b80 r8:8027f5e8 r7:ecf11e60 r6:859d4c00 r5:858ea400 [ 1349.205988][ T32] r4:00000001 [ 1349.206056][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.206094][ T32] Exception stack(0xeceddfb0 to 0xeceddff8) [ 1349.206120][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.206171][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.206200][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.206227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.206249][ T32] r4:859d8480 [ 1349.206691][ T32] INFO: task kworker/1:427:6423 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1349.206748][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.206919][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.206992][ T32] Call trace: [ 1349.207065][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1349.207178][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1349.207205][ T32] r4:00000000 [ 1349.207224][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.207263][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1349.207301][ T32] 5d20: d17e8000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1349.207343][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1349.207368][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1349.207412][ T32] r5:800f0013 r4:80239bb0 [ 1349.207458][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.207523][ T32] r4:82ac11e4 [ 1349.207546][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.207590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1349.207612][ T32] r4:e04e5dc0 [ 1349.207638][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.207700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1349.207759][ T32] r4:00000000 [ 1349.207781][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.207849][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1349.207873][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.207915][ T32] r5:00001000 r4:dfecf000 [ 1349.207934][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.207971][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.208013][ T32] r5:84ea6f8c r4:84ea6c00 [ 1349.208052][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.208144][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1349.208168][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.208215][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.208237][ T32] r4:84fab400 [ 1349.208255][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.208299][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1349.208353][ T32] r4:00000001 [ 1349.208459][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.208520][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1349.208551][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.208580][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.208651][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.208684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.208706][ T32] r4:84faa640 [ 1349.208769][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.208814][ T32] INFO: task kworker/1:428:6425 blocked for more than 475 seconds. [ 1349.208868][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.208899][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.208984][ T32] task:kworker/1:428 state:D stack:0 pid:6425 tgid:6425 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.209032][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.209095][ T32] Call trace: [ 1349.209161][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1349.209208][ T32] r10:82918930 r9:ecf15d84 r8:00000002 r7:60000113 r6:ecf15d8c r5:858eb000 [ 1349.209231][ T32] r4:858eb000 [ 1349.209294][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1349.209337][ T32] r5:858eb000 r4:8291892c [ 1349.209356][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 3 printk messages dropped ** [ 1349.209475][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1349.209845][ T32] r4:00000000 [ 1349.209917][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.210003][ T32] r9:83018205 r8:858eb000 r7:00000000 r6:83018200 r5:00001000 r4:7f327000 [ 1349.210052][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.210134][ T32] r5:00001000 r4:ecd53000 [ 1349.210287][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.222493][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.222593][ T32] r5:85a52b8c r4:85a52800 [ 1349.222617][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.222679][ T32] r7:ddde2d80 r6:83018200 r5:85a52b8c r4:859d4c80 [ 1349.222701][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.222749][ T32] r10:61c88647 r9:858eb000 r8:859d4cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.222774][ T32] r4:859d4c80 [ 1349.222807][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.222874][ T32] r10:00000000 r9:859d4c80 r8:8027f5e8 r7:ecedde60 r6:859d4d00 r5:858eb000 [ 1349.222924][ T32] r4:00000001 [ 1349.222974][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.223017][ T32] Exception stack(0xecf15fb0 to 0xecf15ff8) [ 1349.223048][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.223077][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.223126][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.223159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.223183][ T32] r4:859d8540 [ 1349.223647][ T32] INFO: task kworker/1:428:6425 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1349.223684][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.223754][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.223805][ T32] Call trace: [ 1349.223836][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1349.223891][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1349.223936][ T32] r4:00000000 [ 1349.223959][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.224041][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1349.224095][ T32] 5d20: d17e8000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1349.224139][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1349.224233][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1349.224281][ T32] r5:800f0013 r4:80239bb0 [ 1349.224319][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.224365][ T32] r4:82ac11e4 [ 1349.224385][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.224427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1349.224448][ T32] r4:e04e5dc0 [ 1349.224466][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.224528][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1349.224646][ T32] r4:00000000 [ 1349.224675][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.224737][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1349.224805][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.224851][ T32] r5:00001000 r4:dfecf000 [ 1349.224871][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.224910][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.224994][ T32] r5:84ea6f8c r4:84ea6c00 [ 1349.225017][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.225064][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1349.225085][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.225130][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1349.225366][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1349.225802][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1349.226267][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.226452][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d8940 ** 4 printk messages dropped ** [ 1349.226654][ T32] r5:00001000 r4:ecd47000 [ 1349.226674][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1349.226904][ T32] r10:61c88647 r9:858e8000 r8:859d4dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1349.227362][ T32] r4:859d8900 ** 4 printk messages dropped ** [ 1349.227861][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1349.228123][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 11 printk messages dropped ** [ 1349.228699][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 8 printk messages dropped ** [ 1349.229162][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1349.229354][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1349.229736][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1349.229874][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.229949][ T32] Call trace: [ 1349.230047][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1349.230105][ T32] r10:82918930 r9:ecf0dd84 r8:00000002 r7:60000113 r6:ecf0dd8c r5:858ec800 [ 1349.230131][ T32] r4:858ec800 [ 1349.230151][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1349.230191][ T32] r5:858ec800 r4:8291892c [ 1349.230209][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.230246][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.252827][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf0de08 [ 1349.252938][ T32] r4:00000000 [ 1349.252990][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1349.253062][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.253106][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.253151][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d8bc0 [ 1349.253196][ T32] r4:00000000 [ 1349.253221][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.253271][ T32] r9:83018205 r8:858ec800 r7:00000000 r6:83018200 r5:00001000 r4:7f329000 [ 1349.253314][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.253450][ T32] r5:00001000 r4:ecd73000 [ 1349.253489][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.253533][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.253601][ T32] r5:85a52f8c r4:85a52c00 [ 1349.253635][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.253684][ T32] r7:ddde2d80 r6:83018200 r5:85a52f8c r4:859d4e80 [ 1349.253727][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.253833][ T32] r10:61c88647 r9:858ec800 r8:859d4eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.253859][ T32] r4:859d4e80 [ 1349.253921][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.254010][ T32] r10:00000000 r9:859d4e80 r8:8027f5e8 r7:ecf15e60 r6:859d4f00 r5:858ec800 [ 1349.254094][ T32] r4:00000001 [ 1349.254118][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.254158][ T32] Exception stack(0xecf0dfb0 to 0xecf0dff8) [ 1349.254274][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.254308][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.254334][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.254363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.254384][ T32] r4:859d8a40 [ 1349.254830][ T32] INFO: task kworker/1:430:6431 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1349.254887][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.255006][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.255123][ T32] Call trace: [ 1349.255159][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1349.255251][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1349.255287][ T32] r4:00000000 [ 1349.255318][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.255381][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1349.255413][ T32] 5d20: d1d29000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1349.255442][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1349.255551][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1349.255594][ T32] r5:800f0013 r4:80239bb0 [ 1349.255622][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.255665][ T32] r4:82ac11e4 [ 1349.255706][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1349.255798][ T32] r4:e04e5dc0 ** 6 printk messages dropped ** [ 1349.256123][ T32] r5:00001000 r4:dfecf000 ** 6 printk messages dropped ** [ 1349.256475][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1349.256817][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.256847][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.256880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.256903][ T32] r4:84faa640 [ 1349.256924][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.256992][ T32] INFO: task kworker/1:431:6432 blocked for more than 475 seconds. [ 1349.257159][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.257187][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.257209][ T32] task:kworker/1:431 state:D stack:0 pid:6432 tgid:6432 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.257275][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.257366][ T32] Call trace: [ 1349.257442][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1349.257490][ T32] r10:82918930 r9:ece89d84 r8:00000002 r7:60000013 r6:ece89d8c r5:858ed400 [ 1349.257513][ T32] r4:858ed400 [ 1349.257545][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1349.257588][ T32] r5:858ed400 r4:8291892c [ 1349.257608][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.257653][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.257798][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece89e08 [ 1349.257902][ T32] r4:00000000 [ 1349.257929][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1349.258015][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.258057][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.258115][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d8dc0 [ 1349.258169][ T32] r4:00000000 [ 1349.258217][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.258272][ T32] r9:83018205 r8:858ed400 r7:00000000 r6:83018200 r5:00001000 r4:7f32b000 [ 1349.258293][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.258336][ T32] r5:00001000 r4:ecd8b000 [ 1349.258402][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.258468][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.258551][ T32] r5:85a5338c r4:85a53000 [ 1349.258602][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.258665][ T32] r7:ddde2d80 r6:83018200 r5:85a5338c r4:859d4f80 [ 1349.258686][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.258731][ T32] r10:61c88647 r9:858ed400 r8:859d4fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.258830][ T32] r4:859d4f80 [ 1349.258854][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.258903][ T32] r10:00000000 r9:859d4f80 r8:8027f5e8 r7:ecf0de60 r6:859d5000 r5:858ed400 [ 1349.258946][ T32] r4:00000001 [ 1349.258990][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.259028][ T32] Exception stack(0xece89fb0 to 0xece89ff8) [ 1349.259075][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.259130][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.259181][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.259213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.259246][ T32] r4:859d8b40 [ 1349.259497][ T32] INFO: task kworker/1:431:6432 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1349.259529][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.259659][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1349.259830][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1349.279974][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1349.280291][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 11 printk messages dropped ** [ 1349.281596][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1349.281943][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1349.282286][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1349.282724][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1349.283351][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1349.283679][ T32] r5:85a5c38c r4:85a5c000 ** 2 printk messages dropped ** [ 1349.283865][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1349.284436][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.285590][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 10 printk messages dropped ** [ 1349.286209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 6 printk messages dropped ** [ 1349.286574][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.286703][ T32] r5:00001000 r4:dfecf000 [ 1349.286771][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.286816][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.286901][ T32] r5:84ea6f8c r4:84ea6c00 [ 1349.286941][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.287002][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1349.287029][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.287076][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.287100][ T32] r4:84fab400 [ 1349.287131][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.287209][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1349.287235][ T32] r4:00000001 [ 1349.287265][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.287322][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1349.287375][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.287408][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1349.287656][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 11 printk messages dropped ** [ 1349.288185][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1349.288830][ T32] r5:00001000 r4:ecde9000 ** 1 printk messages dropped ** [ 1349.288957][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1349.289630][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1349.324198][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1349.324567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1349.324625][ T32] r4:00000000 [ 1349.324649][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.324729][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1349.324755][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.324843][ T32] r5:00001000 r4:dfecf000 [ 1349.324866][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.325057][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.325105][ T32] r5:84ea6f8c r4:84ea6c00 [ 1349.325126][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.325173][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1349.325256][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.325305][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.325348][ T32] r4:84fab400 [ 1349.325370][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.325416][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1349.325439][ T32] r4:00000001 [ 1349.325457][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.325492][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1349.325541][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.325572][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1349.325633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1349.326004][ T32] Call trace: ** 6 printk messages dropped ** [ 1349.326361][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1349.326891][ T32] r9:83018205 r8:858e8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f335000 ** 1 printk messages dropped ** [ 1349.326993][ T32] r5:00001000 r4:ece05000 ** 2 printk messages dropped ** [ 1349.327154][ T32] r5:85a53b8c r4:85a53800 ** 3 printk messages dropped ** [ 1349.327335][ T32] r10:61c88647 r9:858e8c00 r8:859d52ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 1 printk messages dropped ** [ 1349.327375][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.327443][ T32] r10:00000000 r9:859d5280 r8:8027f5e8 r7:ecf21e60 r6:859d5300 r5:858e8c00 [ 1349.327468][ T32] r4:00000001 [ 1349.327518][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.327556][ T32] Exception stack(0xecf35fb0 to 0xecf35ff8) [ 1349.327631][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.327665][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.327691][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.327718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.327739][ T32] r4:859d9140 [ 1349.328170][ T32] INFO: task kworker/1:434:6441 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1349.328202][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.328284][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.328377][ T32] Call trace: [ 1349.328483][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1349.328533][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1349.328577][ T32] r4:00000000 [ 1349.328609][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.328661][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1349.328691][ T32] 5d20: d2ac9000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1349.328745][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1349.328774][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1349.328863][ T32] r5:800f0013 r4:80239bb0 [ 1349.328972][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.329016][ T32] r4:82ac11e4 [ 1349.329036][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.329077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1349.329099][ T32] r4:e04e5dc0 [ 1349.329183][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.329229][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1349.329274][ T32] r4:00000000 [ 1349.329340][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.329387][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1349.329409][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.329450][ T32] r5:00001000 r4:dfecf000 [ 1349.329468][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.329570][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.329628][ T32] r5:84ea6f8c r4:84ea6c00 [ 1349.329673][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.329743][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1349.329792][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.329841][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.329863][ T32] r4:84fab400 [ 1349.329881][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1349.330166][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1349.343637][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1349.344405][ T32] r5:00001000 r4:ece11000 ** 2 printk messages dropped ** [ 1349.344660][ T32] r5:85a53f8c r4:85a53c00 ** 9 printk messages dropped ** [ 1349.345083][ T32] Exception stack(0xecf39fb0 to 0xecf39ff8) ** 10 printk messages dropped ** [ 1349.346341][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 19 printk messages dropped ** [ 1349.347465][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1349.347793][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1349.347846][ T32] r4:00000001 [ 1349.347874][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.347913][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1349.347940][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.347967][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.348013][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.348050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.348073][ T32] r4:84faa640 [ 1349.348114][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.348184][ T32] INFO: task kworker/1:436:6445 blocked for more than 475 seconds. [ 1349.348236][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.348283][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.348328][ T32] task:kworker/1:436 state:D stack:0 pid:6445 tgid:6445 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.348377][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.348523][ T32] Call trace: [ 1349.348557][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1349.348604][ T32] r10:82918930 r9:ecf3dd84 r8:00000002 r7:60000013 r6:ecf3dd8c r5:858f1800 [ 1349.348631][ T32] r4:858f1800 [ 1349.348673][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1349.348737][ T32] r5:858f1800 r4:8291892c [ 1349.348760][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.348841][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.348894][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf3de08 ** 7 printk messages dropped ** [ 1349.349202][ T32] r9:83018205 r8:858f1800 r7:00000000 r6:83018200 r5:00001000 r4:7f33b000 ** 3 printk messages dropped ** [ 1349.349447][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.349536][ T32] r5:85a5c78c r4:85a5c400 [ 1349.349557][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.349604][ T32] r7:ddde2d80 r6:83018200 r5:85a5c78c r4:859d5480 [ 1349.349628][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.349674][ T32] r10:61c88647 r9:858f1800 r8:859d54ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.349716][ T32] r4:859d5480 [ 1349.349737][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.349857][ T32] r10:00000000 r9:859d5480 r8:8027f5e8 r7:ecf21e60 r6:859d5500 r5:858f1800 [ 1349.349907][ T32] r4:00000001 [ 1349.349949][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.349987][ T32] Exception stack(0xecf3dfb0 to 0xecf3dff8) [ 1349.350076][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.350107][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.350133][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.350182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.350223][ T32] r4:859d9400 [ 1349.381237][ T32] INFO: task kworker/1:436:6445 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1349.381342][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1349.381853][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) ** 7 printk messages dropped ** [ 1349.382406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 9 printk messages dropped ** [ 1349.383134][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1349.383491][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.383569][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1349.383631][ T32] r4:00000001 [ 1349.383714][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.383754][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1349.383781][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.383817][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.383846][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.383877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.383899][ T32] r4:84faa640 [ 1349.383987][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.384048][ T32] INFO: task kworker/1:437:6447 blocked for more than 475 seconds. [ 1349.384114][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.384166][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.384190][ T32] task:kworker/1:437 state:D stack:0 pid:6447 tgid:6447 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.384242][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.384417][ T32] Call trace: [ 1349.384507][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1349.384580][ T32] r10:82918930 r9:ecf2dd84 r8:00000002 r7:60000013 r6:ecf2dd8c r5:858f2400 [ 1349.384703][ T32] r4:858f2400 [ 1349.384728][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1349.384771][ T32] r5:858f2400 r4:8291892c [ 1349.384809][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.384898][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.384990][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf2de08 [ 1349.385104][ T32] r4:00000000 [ 1349.385139][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1349.385244][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.385313][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.385379][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d9980 [ 1349.385417][ T32] r4:00000000 [ 1349.385444][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.385490][ T32] r9:83018205 r8:858f2400 r7:00000000 r6:83018200 r5:00001000 r4:7f33d000 [ 1349.385515][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.385604][ T32] r5:00001000 r4:ece41000 [ 1349.385663][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1349.385880][ T32] r5:85a5cb8c r4:85a5c800 ** 3 printk messages dropped ** [ 1349.386157][ T32] r10:61c88647 r9:858f2400 r8:859d55ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1349.386749][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.387786][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 8 printk messages dropped ** [ 1349.388361][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1349.388729][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.389201][ T32] r5:84ea6f8c r4:84ea6c00 ** 4 printk messages dropped ** [ 1349.389470][ T32] r4:84fab400 ** 2 printk messages dropped ** [ 1349.389624][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.389903][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.410986][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1349.411461][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf1de08 ** 9 printk messages dropped ** [ 1349.411907][ T32] r5:00001000 r4:ece49000 [ 1349.411929][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1349.412099][ T32] r7:ddde2d80 r6:83018200 r5:85a5cf8c r4:859d5680 [ 1349.412146][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.412216][ T32] r10:61c88647 r9:858f3000 r8:859d56ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.412264][ T32] r4:859d5680 [ 1349.412307][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.412356][ T32] r10:00000000 r9:859d5680 r8:8027f5e8 r7:ecf2de60 r6:859d5700 r5:858f3000 [ 1349.412399][ T32] r4:00000001 [ 1349.412421][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.412459][ T32] Exception stack(0xecf1dfb0 to 0xecf1dff8) [ 1349.412517][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.412560][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.412588][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.412617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.412647][ T32] r4:859d99c0 [ 1349.413147][ T32] INFO: task kworker/1:438:6449 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1349.413248][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.413309][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.413370][ T32] Call trace: [ 1349.413466][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1349.413541][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1349.413567][ T32] r4:00000000 [ 1349.413608][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.413681][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1349.413714][ T32] 5d20: d397f000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1349.413744][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1349.413795][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1349.413823][ T32] r5:800f0013 r4:80239bb0 [ 1349.413843][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.413897][ T32] r4:82ac11e4 [ 1349.413919][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.413981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1349.414007][ T32] r4:e04e5dc0 [ 1349.414046][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.414092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1349.414178][ T32] r4:00000000 [ 1349.414199][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.414244][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1349.414285][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.414365][ T32] r5:00001000 r4:dfecf000 [ 1349.414431][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.414493][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.414560][ T32] r5:84ea6f8c r4:84ea6c00 [ 1349.414582][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.414657][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1349.414683][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1349.414929][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 7 printk messages dropped ** [ 1349.415228][ T32] r4:84faa640 ** 4 printk messages dropped ** [ 1349.415434][ T32] task:kworker/1:439 state:D stack:0 pid:6451 tgid:6451 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1349.415984][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf41e08 ** 8 printk messages dropped ** [ 1349.416310][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.416356][ T32] r5:00001000 r4:ecf47000 [ 1349.416376][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1349.416571][ T32] r7:ddde2d80 r6:83018200 r5:85a5d38c r4:859d5780 ** 7 printk messages dropped ** [ 1349.416842][ T32] Exception stack(0xecf41fb0 to 0xecf41ff8) ** 5 printk messages dropped ** [ 1349.417245][ T32] INFO: task kworker/1:439:6451 is blocked on a mutex likely owned by task kworker/0:188:3724. ** 10 printk messages dropped ** [ 1349.417811][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1349.418109][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.418366][ T32] r5:00001000 r4:dfecf000 ** 6 printk messages dropped ** [ 1349.418730][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1349.419130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1349.419509][ T32] Call trace: ** 6 printk messages dropped ** [ 1349.419790][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1349.420187][ T32] r5:00001000 r4:ecf5d000 ** 1 printk messages dropped ** [ 1349.447163][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1349.448726][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1349.450281][ T32] INFO: task kworker/1:440:6455 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1349.456451][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.456698][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.456926][ T32] Call trace: [ 1349.457008][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1349.457121][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1349.457173][ T32] r4:00000000 [ 1349.457216][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.457297][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1349.457397][ T32] 5d20: d3c73000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1349.457512][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1349.457579][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1349.457636][ T32] r5:800f0013 r4:80239bb0 [ 1349.457779][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.457884][ T32] r4:82ac11e4 [ 1349.458018][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.458111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1349.458161][ T32] r4:e04e5dc0 [ 1349.458205][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.458326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1349.458447][ T32] r4:00000000 [ 1349.458676][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.458925][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1349.459048][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.459152][ T32] r5:00001000 r4:dfecf000 [ 1349.459253][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.459341][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.459429][ T32] r5:84ea6f8c r4:84ea6c00 [ 1349.459488][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.459600][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1349.459724][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.459928][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.459984][ T32] r4:84fab400 [ 1349.460029][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.460141][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1349.460192][ T32] r4:00000001 [ 1349.460822][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.485783][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1349.485902][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.485966][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.486022][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.486121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.486178][ T32] r4:84faa640 [ 1349.486228][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.486290][ T32] INFO: task kworker/1:441:6456 blocked for more than 475 seconds. [ 1349.486356][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.486464][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.486518][ T32] task:kworker/1:441 state:D stack:0 pid:6456 tgid:6456 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.486647][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.486769][ T32] Call trace: [ 1349.486837][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1349.486943][ T32] r10:82918930 r9:ecf25d84 r8:00000002 r7:60000013 r6:ecf25d8c r5:858f6000 [ 1349.486991][ T32] r4:858f6000 [ 1349.487049][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1349.487140][ T32] r5:858f6000 r4:8291892c [ 1349.487237][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.487474][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.487575][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf25e08 [ 1349.487777][ T32] r4:00000000 [ 1349.487827][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1349.488073][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.488237][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1349.489226][ T32] r9:83018205 r8:858f6000 r7:00000000 r6:83018200 r5:00001000 r4:7f345000 ** 1 printk messages dropped ** [ 1349.489459][ T32] r5:00001000 r4:ecf4d000 ** 1 printk messages dropped ** [ 1349.489591][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.489687][ T32] r5:85a5d78c r4:85a5d400 [ 1349.489732][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.489861][ T32] r7:ddde2d80 r6:83018200 r5:85a5d78c r4:859d5980 [ 1349.489911][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.490006][ T32] r10:61c88647 r9:858f6000 r8:859d59ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.490055][ T32] r4:859d5980 [ 1349.490097][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.490371][ T32] r10:00000000 r9:859d5980 r8:8027f5e8 r7:ecf45e60 r6:859d5a00 r5:858f6000 [ 1349.511180][ T32] r4:00000001 [ 1349.511233][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.511313][ T32] Exception stack(0xecf25fb0 to 0xecf25ff8) [ 1349.511405][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.511441][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.511527][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.511595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.511662][ T32] r4:859dd0c0 [ 1349.512128][ T32] INFO: task kworker/1:441:6456 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1349.512168][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.512244][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.512359][ T32] Call trace: [ 1349.512393][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1349.512450][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1349.512476][ T32] r4:00000000 [ 1349.512498][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.512544][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1349.512631][ T32] 5d20: d445d000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1349.512669][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1349.512752][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1349.512870][ T32] r5:800f0013 r4:80239bb0 [ 1349.512919][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1349.513029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 10 printk messages dropped ** [ 1349.514081][ T32] r5:84ea6f8c r4:84ea6c00 ** 3 printk messages dropped ** [ 1349.514214][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1349.514637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1349.515427][ T32] r10:82918930 r9:ecf55d84 r8:00000002 r7:60000013 r6:ecf55d8c r5:858f6c00 ** 6 printk messages dropped ** [ 1349.515780][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.516161][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.516722][ T32] r5:00001000 r4:ecf57000 [ 1349.516852][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.516901][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.516943][ T32] r5:85a5db8c r4:85a5d800 ** 1 printk messages dropped ** [ 1349.517035][ T32] r7:ddde2d80 r6:83018200 r5:85a5db8c r4:859d5a80 ** 1 printk messages dropped ** [ 1349.517100][ T32] r10:61c88647 r9:858f6c00 r8:859d5aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1349.517444][ T32] Exception stack(0xecf55fb0 to 0xecf55ff8) ** 2 printk messages dropped ** [ 1349.517626][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1349.518203][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1349.518817][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) ** 3 printk messages dropped ** [ 1349.518955][ T32] r5:800f0013 r4:80239bb0 ** 2 printk messages dropped ** [ 1349.519127][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1349.519418][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1349.519476][ T32] r4:00000000 [ 1349.519623][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.519731][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1349.519755][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.519803][ T32] r5:00001000 r4:dfecf000 [ 1349.519824][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.519936][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.519982][ T32] r5:84ea6f8c r4:84ea6c00 [ 1349.520027][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.520076][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1349.520097][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.520170][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.520236][ T32] r4:84fab400 [ 1349.520262][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.528999][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1349.529144][ T32] r4:00000001 [ 1349.529186][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.529257][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1349.529289][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.529344][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.529375][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.529406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.529455][ T32] r4:84faa640 [ 1349.529482][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.529514][ T32] INFO: task kworker/1:443:6460 blocked for more than 476 seconds. [ 1349.529546][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.529569][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.529591][ T32] task:kworker/1:443 state:D stack:0 pid:6460 tgid:6460 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.529655][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.529733][ T32] Call trace: [ 1349.529791][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1349.529844][ T32] r10:82918930 r9:ecf69d84 r8:00000002 r7:60000113 r6:ecf69d8c r5:858f5400 [ 1349.529869][ T32] r4:858f5400 [ 1349.529888][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1349.529928][ T32] r5:858f5400 r4:8291892c [ 1349.529975][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.530051][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.530102][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf69e08 [ 1349.530125][ T32] r4:00000000 [ 1349.530144][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1349.530182][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.530222][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.530314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859dd540 [ 1349.541304][ T32] r4:00000000 [ 1349.541352][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.541430][ T32] r9:83018205 r8:858f5400 r7:00000000 r6:83018200 r5:00001000 r4:7f34d000 [ 1349.541454][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.541516][ T32] r5:00001000 r4:ecf71000 [ 1349.541657][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.541730][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.541807][ T32] r5:85a5e78c r4:85a5e400 [ 1349.541829][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.541878][ T32] r7:ddde2d80 r6:83018200 r5:85a5e78c r4:859d5b80 [ 1349.541899][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.541957][ T32] r10:61c88647 r9:858f5400 r8:859d5bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.541984][ T32] r4:859d5b80 [ 1349.542004][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.542051][ T32] r10:00000000 r9:859d5b80 r8:8027f5e8 r7:ecf45e60 r6:859d5c00 r5:858f5400 [ 1349.542073][ T32] r4:00000001 [ 1349.542175][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.542269][ T32] Exception stack(0xecf69fb0 to 0xecf69ff8) [ 1349.542304][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.542344][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.542370][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.542399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.542446][ T32] r4:859dd480 [ 1349.542924][ T32] INFO: task kworker/1:443:6460 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1349.542962][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.543067][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.543132][ T32] Call trace: [ 1349.543167][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1349.543222][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1349.543247][ T32] r4:00000000 [ 1349.543267][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.543307][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1349.543338][ T32] 5d20: d462f000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1349.543370][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1349.543398][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1349.543451][ T32] r5:800f0013 r4:80239bb0 [ 1349.543510][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.543582][ T32] r4:82ac11e4 [ 1349.543623][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.543672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1349.543751][ T32] r4:e04e5dc0 [ 1349.543877][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.543927][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1349.543951][ T32] r4:00000000 [ 1349.543997][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.544072][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1349.544098][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.544197][ T32] r5:00001000 r4:dfecf000 [ 1349.544278][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.544322][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.544366][ T32] r5:84ea6f8c r4:84ea6c00 [ 1349.544386][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.544434][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1349.544455][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.544501][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.544554][ T32] r4:84fab400 [ 1349.544625][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.544685][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1349.544708][ T32] r4:00000001 [ 1349.544729][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.544769][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1349.544797][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.544829][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.544856][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.544885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.544938][ T32] r4:84faa640 [ 1349.544967][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.544999][ T32] INFO: task kworker/1:444:6462 blocked for more than 476 seconds. [ 1349.545167][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.545206][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.545230][ T32] task:kworker/1:444 state:D stack:0 pid:6462 tgid:6462 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.545323][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.545372][ T32] Call trace: [ 1349.545419][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1349.545577][ T32] r10:82918930 r9:ecf61d84 r8:00000002 r7:60000013 r6:ecf61d8c r5:858f0000 [ 1349.545624][ T32] r4:858f0000 [ 1349.545675][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1349.545721][ T32] r5:858f0000 r4:8291892c [ 1349.545742][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.545820][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.545870][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf61e08 [ 1349.545893][ T32] r4:00000000 [ 1349.545915][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1349.545983][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.546052][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.546098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859dd340 [ 1349.546122][ T32] r4:00000000 [ 1349.546141][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.546185][ T32] r9:83018205 r8:858f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f34b000 [ 1349.546265][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.546384][ T32] r5:00001000 r4:ecf6b000 [ 1349.546494][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.546537][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.546580][ T32] r5:85a5e38c r4:85a5e000 [ 1349.546603][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.546700][ T32] r7:ddde2d80 r6:83018200 r5:85a5e38c r4:859d5c80 [ 1349.546725][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.546773][ T32] r10:61c88647 r9:858f0000 r8:859d5cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.546927][ T32] r4:859d5c80 [ 1349.546950][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.547022][ T32] r10:00000000 r9:859d5c80 r8:8027f5e8 r7:ecf69e60 r6:859d5d00 r5:858f0000 [ 1349.547105][ T32] r4:00000001 [ 1349.547212][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.547287][ T32] Exception stack(0xecf61fb0 to 0xecf61ff8) [ 1349.547320][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.547384][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.547427][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.547464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.547514][ T32] r4:859dd300 [ 1349.547804][ T32] INFO: task kworker/1:444:6462 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1349.547839][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.547916][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.547964][ T32] Call trace: [ 1349.548059][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1349.548113][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1349.548149][ T32] r4:00000000 [ 1349.548180][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.548223][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1349.548254][ T32] 5d20: d462f000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1349.548284][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1349.548310][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1349.548351][ T32] r5:800f0013 r4:80239bb0 [ 1349.548403][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.548451][ T32] r4:82ac11e4 [ 1349.548472][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.548526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1349.548553][ T32] r4:e04e5dc0 [ 1349.548574][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.548647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1349.548703][ T32] r4:00000000 [ 1349.548747][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.548825][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1349.548851][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.548906][ T32] r5:00001000 r4:dfecf000 [ 1349.548930][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.548971][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.549025][ T32] r5:84ea6f8c r4:84ea6c00 [ 1349.549050][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.549101][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1349.549123][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.549171][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.549212][ T32] r4:84fab400 [ 1349.549236][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.549290][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1349.549313][ T32] r4:00000001 [ 1349.549406][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.549446][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1349.549474][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.549504][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.549530][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.549628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.549656][ T32] r4:84faa640 [ 1349.549679][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.549735][ T32] INFO: task kworker/1:445:6465 blocked for more than 476 seconds. [ 1349.549796][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.549824][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.549944][ T32] task:kworker/1:445 state:D stack:0 pid:6465 tgid:6465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.550026][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.550250][ T32] Call trace: [ 1349.572751][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1349.572855][ T32] r10:82918930 r9:ecf75d84 r8:00000002 r7:60000013 r6:ecf75d8c r5:851b1800 [ 1349.572902][ T32] r4:851b1800 [ 1349.572929][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1349.572974][ T32] r5:851b1800 r4:8291892c [ 1349.573055][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.573172][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.573224][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf75e08 [ 1349.573274][ T32] r4:00000000 [ 1349.573300][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1349.573384][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.573431][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.573476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859dd600 [ 1349.573500][ T32] r4:00000000 [ 1349.573520][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.573568][ T32] r9:83018205 r8:851b1800 r7:00000000 r6:83018200 r5:00001000 r4:7f34f000 [ 1349.573627][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.573680][ T32] r5:00001000 r4:ecf7f000 [ 1349.573701][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.573790][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.573843][ T32] r5:85a5eb8c r4:85a5e800 [ 1349.573909][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.573961][ T32] r7:ddde2d80 r6:83018200 r5:85a5eb8c r4:859d5d80 [ 1349.573984][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.574032][ T32] r10:61c88647 r9:851b1800 r8:859d5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.574054][ T32] r4:859d5d80 [ 1349.574107][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.574157][ T32] r10:00000000 r9:859d5d80 r8:8027f5e8 r7:ecf69e60 r6:859d5e00 r5:851b1800 [ 1349.574222][ T32] r4:00000001 [ 1349.574334][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.574381][ T32] Exception stack(0xecf75fb0 to 0xecf75ff8) [ 1349.574416][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.574445][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.574544][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1349.575128][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1349.576729][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.576773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1349.576822][ T32] r4:e04e5dc0 [ 1349.576962][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.577007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1349.577030][ T32] r4:00000000 [ 1349.577049][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.577224][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1349.577249][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.577442][ T32] r5:00001000 r4:dfecf000 [ 1349.577466][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.577506][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.577549][ T32] r5:84ea6f8c r4:84ea6c00 [ 1349.577568][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.577612][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1349.577744][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.577840][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.577868][ T32] r4:84fab400 [ 1349.577913][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.577962][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1349.578066][ T32] r4:00000001 [ 1349.578089][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.578125][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1349.578153][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.578180][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.578205][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.578233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.578254][ T32] r4:84faa640 [ 1349.578378][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.578412][ T32] INFO: task kworker/1:446:6466 blocked for more than 476 seconds. [ 1349.578491][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.578521][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.578602][ T32] task:kworker/1:446 state:D stack:0 pid:6466 tgid:6466 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.578743][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.578904][ T32] Call trace: [ 1349.578952][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1349.579000][ T32] r10:82918930 r9:ecf7dd84 r8:00000002 r7:60000113 r6:ecf7dd8c r5:858ebc00 [ 1349.579035][ T32] r4:858ebc00 [ 1349.579058][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1349.579099][ T32] r5:858ebc00 r4:8291892c [ 1349.579118][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.579155][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.579199][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf7de08 [ 1349.579221][ T32] r4:00000000 [ 1349.579356][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1349.579469][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.579534][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.579672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859dda40 [ 1349.579698][ T32] r4:00000000 [ 1349.579718][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.579762][ T32] r9:83018205 r8:858ebc00 r7:00000000 r6:83018200 r5:00001000 r4:7f353000 [ 1349.579807][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.579854][ T32] r5:00001000 r4:ecf8f000 [ 1349.579875][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.579913][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.579965][ T32] r5:85a5f38c r4:85a5f000 [ 1349.580014][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.580061][ T32] r7:ddde2d80 r6:83018200 r5:85a5f38c r4:859d5e80 [ 1349.580083][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1349.580271][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1349.611152][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1349.611860][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1349.612330][ T32] r4:00000000 [ 1349.612352][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.612393][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1349.612425][ T32] 5d20: d4fbe000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1349.612464][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1349.612495][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1349.612611][ T32] r5:800f0013 r4:80239bb0 [ 1349.612642][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.612726][ T32] r4:82ac11e4 [ 1349.612750][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.612829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1349.612856][ T32] r4:e04e5dc0 [ 1349.612876][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.612918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1349.612939][ T32] r4:00000000 [ 1349.612958][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.613077][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1349.613102][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.613146][ T32] r5:00001000 r4:dfecf000 [ 1349.613166][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.613276][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.613329][ T32] r5:84ea6f8c r4:84ea6c00 [ 1349.613377][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.613428][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1349.613490][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.613598][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.613714][ T32] r4:84fab400 [ 1349.613738][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.613825][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1349.613891][ T32] r4:00000001 [ 1349.613914][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.614002][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1349.614032][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.614116][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.614233][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.614275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.614347][ T32] r4:84faa640 [ 1349.614371][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.614401][ T32] INFO: task kworker/1:447:6469 blocked for more than 476 seconds. [ 1349.614460][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.614529][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.614580][ T32] task:kworker/1:447 state:D stack:0 pid:6469 tgid:6469 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.614729][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.614791][ T32] Call trace: [ 1349.614865][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1349.614913][ T32] r10:82918930 r9:ecf89d84 r8:00000002 r7:60000113 r6:ecf89d8c r5:85a88000 [ 1349.614937][ T32] r4:85a88000 [ 1349.614957][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1349.614996][ T32] r5:85a88000 r4:8291892c [ 1349.615174][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.615218][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.615266][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf89e08 [ 1349.615408][ T32] r4:00000000 [ 1349.615515][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1349.615615][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.615734][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.616035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859dde00 [ 1349.616148][ T32] r4:00000000 [ 1349.616174][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.616374][ T32] r9:83018205 r8:85a88000 r7:00000000 r6:83018200 r5:00001000 r4:7f357000 [ 1349.616501][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.616548][ T32] r5:00001000 r4:ecfa7000 [ 1349.616610][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.616663][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.616748][ T32] r5:85a5fb8c r4:85a5f800 [ 1349.616771][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.616818][ T32] r7:ddde2d80 r6:83018200 r5:85a5fb8c r4:859d5f80 [ 1349.616839][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.616983][ T32] r10:61c88647 r9:85a88000 r8:859d5fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.617009][ T32] r4:859d5f80 [ 1349.617111][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.617159][ T32] r10:00000000 r9:859d5f80 r8:8027f5e8 r7:ecf7de60 r6:852ca000 r5:85a88000 [ 1349.617181][ T32] r4:00000001 [ 1349.617274][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.617355][ T32] Exception stack(0xecf89fb0 to 0xecf89ff8) [ 1349.617492][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.617609][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.617644][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.617724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.617749][ T32] r4:859dda00 [ 1349.618068][ T32] INFO: task kworker/1:447:6469 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1349.618128][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.618214][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.618262][ T32] Call trace: [ 1349.618291][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1349.618413][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1349.618529][ T32] r4:00000000 [ 1349.618723][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.618766][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1349.618796][ T32] 5d20: d4fbe000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1349.618826][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1349.618851][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1349.618875][ T32] r5:800f0013 r4:80239bb0 [ 1349.618895][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.618936][ T32] r4:82ac11e4 [ 1349.619011][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.619113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1349.619141][ T32] r4:e04e5dc0 [ 1349.619161][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.619203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1349.619605][ T32] r4:00000000 [ 1349.619656][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.619705][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1349.619728][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.619810][ T32] r5:00001000 r4:dfecf000 [ 1349.620007][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.620049][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.620222][ T32] r5:84ea6f8c r4:84ea6c00 [ 1349.620245][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.620538][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1349.651406][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.651543][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.651575][ T32] r4:84fab400 [ 1349.651632][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.651691][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1349.651743][ T32] r4:00000001 [ 1349.651841][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.651888][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1349.651920][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.651952][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.651992][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.652057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.652084][ T32] r4:84faa640 [ 1349.652110][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.652158][ T32] INFO: task kworker/1:448:6470 blocked for more than 476 seconds. [ 1349.652193][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.652218][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.652269][ T32] task:kworker/1:448 state:D stack:0 pid:6470 tgid:6470 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.652335][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.652493][ T32] Call trace: [ 1349.652646][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1349.652729][ T32] r10:82918930 r9:ecfa1d84 r8:00000002 r7:60000013 r6:ecfa1d8c r5:85a88c00 [ 1349.652758][ T32] r4:85a88c00 [ 1349.652779][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1349.652833][ T32] r5:85a88c00 r4:8291892c [ 1349.652893][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.652944][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.652990][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfa1e08 [ 1349.653014][ T32] r4:00000000 [ 1349.653034][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1349.653191][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.653309][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.653355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859ddb00 [ 1349.653421][ T32] r4:00000000 [ 1349.653535][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.653648][ T32] r9:83018205 r8:85a88c00 r7:00000000 r6:83018200 r5:00001000 r4:7f355000 [ 1349.653679][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.653725][ T32] r5:00001000 r4:ecf95000 [ 1349.653745][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.653836][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.653990][ T32] r5:85a5f78c r4:85a5f400 [ 1349.654100][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.654149][ T32] r7:ddde2d80 r6:83018200 r5:85a5f78c r4:852ca080 [ 1349.654168][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.654213][ T32] r10:61c88647 r9:85a88c00 r8:852ca0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.654307][ T32] r4:852ca080 [ 1349.654330][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.654429][ T32] r10:00000000 r9:852ca080 r8:8027f5e8 r7:ecf89e60 r6:852ca100 r5:85a88c00 [ 1349.654457][ T32] r4:00000001 [ 1349.654476][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.654536][ T32] Exception stack(0xecfa1fb0 to 0xecfa1ff8) [ 1349.654628][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.654764][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.654795][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.654824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.654846][ T32] r4:859ddcc0 [ 1349.655308][ T32] INFO: task kworker/1:448:6470 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1349.655374][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.655699][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.655843][ T32] Call trace: [ 1349.656009][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1349.656062][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1349.656091][ T32] r4:00000000 [ 1349.656214][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.656265][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1349.656295][ T32] 5d20: d535b000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1349.656438][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1349.656557][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1349.656612][ T32] r5:800f0013 r4:80239bb0 [ 1349.656651][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.656693][ T32] r4:82ac11e4 [ 1349.656797][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.656842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1349.656864][ T32] r4:e04e5dc0 [ 1349.656926][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.656970][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1349.657020][ T32] r4:00000000 [ 1349.657041][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.657088][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1349.657110][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.657243][ T32] r5:00001000 r4:dfecf000 [ 1349.657266][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.657343][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.657391][ T32] r5:84ea6f8c r4:84ea6c00 [ 1349.657412][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.657459][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1349.657479][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.657524][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.657623][ T32] r4:84fab400 [ 1349.657649][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.657696][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1349.657719][ T32] r4:00000001 [ 1349.657804][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.657876][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1349.657934][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.657972][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.658017][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.658048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.658070][ T32] r4:84faa640 [ 1349.658093][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.658148][ T32] INFO: task kworker/1:449:6473 blocked for more than 476 seconds. [ 1349.658182][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.658208][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.658318][ T32] task:kworker/1:449 state:D stack:0 pid:6473 tgid:6473 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.658380][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.658454][ T32] Call trace: [ 1349.658514][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1349.658562][ T32] r10:82918930 r9:ecf99d84 r8:00000002 r7:60000113 r6:ecf99d8c r5:85a89800 [ 1349.658585][ T32] r4:85a89800 [ 1349.658605][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1349.658651][ T32] r5:85a89800 r4:8291892c [ 1349.658671][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.658762][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.658882][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf99e08 [ 1349.658995][ T32] r4:00000000 [ 1349.659036][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1349.659107][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.659188][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.659234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859ddf80 [ 1349.659315][ T32] r4:00000000 [ 1349.659423][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.659470][ T32] r9:83018205 r8:85a89800 r7:00000000 r6:83018200 r5:00001000 r4:7f359000 [ 1349.659533][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.659579][ T32] r5:00001000 r4:ecfad000 [ 1349.659599][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.659653][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.659694][ T32] r5:85a5ff8c r4:85a5fc00 [ 1349.659727][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.659867][ T32] r7:ddde2d80 r6:83018200 r5:85a5ff8c r4:852ca180 [ 1349.659983][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.660033][ T32] r10:61c88647 r9:85a89800 r8:852ca1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.660055][ T32] r4:852ca180 [ 1349.660115][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.660162][ T32] r10:00000000 r9:852ca180 r8:8027f5e8 r7:ecf89e60 r6:852ca200 r5:85a89800 [ 1349.660184][ T32] r4:00000001 [ 1349.660212][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.660245][ T32] Exception stack(0xecf99fb0 to 0xecf99ff8) [ 1349.679571][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.679757][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.679794][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.679976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.680004][ T32] r4:859dddc0 [ 1349.680978][ T32] INFO: task kworker/1:449:6473 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1349.681075][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.681153][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.681239][ T32] Call trace: [ 1349.681272][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1349.681329][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1349.681365][ T32] r4:00000000 [ 1349.681389][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.681432][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1349.681535][ T32] 5d20: d535b000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1349.681569][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1349.681656][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1349.681686][ T32] r5:800f0013 r4:80239bb0 [ 1349.681758][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.682002][ T32] r4:82ac11e4 [ 1349.682028][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.682073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1349.682225][ T32] r4:e04e5dc0 [ 1349.682333][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.682506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1349.682534][ T32] r4:00000000 [ 1349.682554][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.682617][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1349.682647][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.682731][ T32] r5:00001000 r4:dfecf000 [ 1349.682756][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.682800][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.682845][ T32] r5:84ea6f8c r4:84ea6c00 [ 1349.682865][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.682951][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1349.682977][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.683081][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.683108][ T32] r4:84fab400 [ 1349.683129][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.683175][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1349.683301][ T32] r4:00000001 [ 1349.683324][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.683360][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1349.683489][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.683520][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.683706][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.683741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.683822][ T32] r4:84faa640 [ 1349.683930][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.684041][ T32] INFO: task kworker/1:450:6475 blocked for more than 476 seconds. [ 1349.684078][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.684105][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.684155][ T32] task:kworker/1:450 state:D stack:0 pid:6475 tgid:6475 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.684213][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.684255][ T32] Call trace: [ 1349.684598][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1349.684657][ T32] r10:82918930 r9:ecfb1d84 r8:00000002 r7:60000113 r6:ecfb1d8c r5:85a8a400 [ 1349.684710][ T32] r4:85a8a400 [ 1349.684734][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1349.684866][ T32] r5:85a8a400 r4:8291892c [ 1349.684925][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.685135][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.685185][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfb1e08 [ 1349.685239][ T32] r4:00000000 [ 1349.685265][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1349.685315][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.685455][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.685501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859dd880 [ 1349.685566][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1349.685701][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.685746][ T32] r5:00001000 r4:ec571000 [ 1349.685887][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.685987][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1349.686122][ T32] r7:ddde2d80 r6:83018200 r5:85a6c38c r4:852ca280 ** 1 printk messages dropped ** [ 1349.686281][ T32] r10:61c88647 r9:85a8a400 r8:852ca2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1349.686817][ T32] Exception stack(0xecfb1fb0 to 0xecfb1ff8) ** 2 printk messages dropped ** [ 1349.686964][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1349.687592][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1349.688041][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1349.688125][ T32] 5d20: d535b000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1349.688159][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1349.688185][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1349.688208][ T32] r5:800f0013 r4:80239bb0 [ 1349.688345][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.688391][ T32] r4:82ac11e4 [ 1349.688436][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.688555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1349.688582][ T32] r4:e04e5dc0 [ 1349.688601][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.688684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1349.688711][ T32] r4:00000000 [ 1349.688806][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.688858][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1349.688879][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.688923][ T32] r5:00001000 r4:dfecf000 [ 1349.689237][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.689289][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.689348][ T32] r5:84ea6f8c r4:84ea6c00 [ 1349.689441][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.689498][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1349.689524][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.689650][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.689678][ T32] r4:84fab400 [ 1349.689699][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.689746][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1349.689848][ T32] r4:00000001 [ 1349.689970][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.690077][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1349.690115][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.690172][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.690303][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.722948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.723052][ T32] r4:84faa640 [ 1349.723113][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.723177][ T32] INFO: task kworker/1:451:6477 blocked for more than 476 seconds. [ 1349.723216][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.723241][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.723294][ T32] task:kworker/1:451 state:D stack:0 pid:6477 tgid:6477 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.723491][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.723587][ T32] Call trace: [ 1349.723694][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1349.723815][ T32] r10:82918930 r9:ecea9d84 r8:00000002 r7:60000013 r6:ecea9d8c r5:85a8b000 [ 1349.724016][ T32] r4:85a8b000 [ 1349.724040][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1349.724127][ T32] r5:85a8b000 r4:8291892c [ 1349.724183][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.724227][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.724314][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecea9e08 [ 1349.724416][ T32] r4:00000000 [ 1349.724524][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1349.724566][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.724606][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.724658][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d142c0 [ 1349.724725][ T32] r4:00000000 [ 1349.724899][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.724951][ T32] r9:83018205 r8:85a8b000 r7:00000000 r6:83018200 r5:00001000 r4:7f2cf000 [ 1349.725072][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.725170][ T32] r5:00001000 r4:ec823000 [ 1349.725232][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.725278][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.725350][ T32] r5:85a6c78c r4:85a6c400 [ 1349.725399][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.725452][ T32] r7:ddde2d80 r6:83018200 r5:85a6c78c r4:852ca380 [ 1349.725501][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.725551][ T32] r10:61c88647 r9:85a8b000 r8:852ca3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.725574][ T32] r4:852ca380 [ 1349.725593][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.725648][ T32] r10:00000000 r9:852ca380 r8:8027f5e8 r7:ecfb1e60 r6:852ca400 r5:85a8b000 [ 1349.725680][ T32] r4:00000001 [ 1349.725703][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.725741][ T32] Exception stack(0xecea9fb0 to 0xecea9ff8) [ 1349.725816][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.725883][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.725916][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.725945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.725970][ T32] r4:859dd800 [ 1349.726456][ T32] INFO: task kworker/1:451:6477 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1349.726497][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.726556][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.726603][ T32] Call trace: [ 1349.726641][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1349.726864][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1349.727013][ T32] r4:00000000 [ 1349.727035][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.727076][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1349.727106][ T32] 5d20: d5761000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1349.727135][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1349.727162][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1349.727304][ T32] r5:800f0013 r4:80239bb0 [ 1349.727328][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.727471][ T32] r4:82ac11e4 [ 1349.727624][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.727697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1349.727732][ T32] r4:e04e5dc0 [ 1349.727765][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.727865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1349.727891][ T32] r4:00000000 [ 1349.727911][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.727956][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1349.728044][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.728107][ T32] r5:00001000 r4:dfecf000 [ 1349.728129][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.728195][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.728242][ T32] r5:84ea6f8c r4:84ea6c00 [ 1349.728343][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.728393][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1349.728413][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.728460][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.728510][ T32] r4:84fab400 [ 1349.728721][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.728771][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1349.728801][ T32] r4:00000001 [ 1349.728820][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.728868][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1349.728899][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.728927][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.728952][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.728979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.729000][ T32] r4:84faa640 [ 1349.729073][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.729103][ T32] INFO: task kworker/1:452:6479 blocked for more than 476 seconds. [ 1349.729160][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.729187][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.729208][ T32] task:kworker/1:452 state:D stack:0 pid:6479 tgid:6479 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.729312][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.729356][ T32] Call trace: [ 1349.729446][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1349.729493][ T32] r10:82918930 r9:ecfb9d84 r8:00000002 r7:60000013 r6:ecfb9d8c r5:85a8bc00 [ 1349.729525][ T32] r4:85a8bc00 [ 1349.729574][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1349.729662][ T32] r5:85a8bc00 r4:8291892c [ 1349.729685][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.729724][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.729813][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfb9e08 [ 1349.729872][ T32] r4:00000000 [ 1349.729906][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1349.729948][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.730014][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.730109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85387040 [ 1349.730134][ T32] r4:00000000 [ 1349.730153][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.730306][ T32] r9:83018205 r8:85a8bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f2d1000 [ 1349.749555][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.749663][ T32] r5:00001000 r4:ec96b000 [ 1349.749688][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.749730][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.749807][ T32] r5:85a6cb8c r4:85a6c800 [ 1349.749852][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.749933][ T32] r7:ddde2d80 r6:83018200 r5:85a6cb8c r4:852ca480 [ 1349.750048][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.750324][ T32] r10:61c88647 r9:85a8bc00 r8:852ca4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.761167][ T32] r4:852ca480 [ 1349.761240][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.761322][ T32] r10:00000000 r9:852ca480 r8:8027f5e8 r7:ecea9e60 r6:852ca500 r5:85a8bc00 [ 1349.761365][ T32] r4:00000001 [ 1349.761494][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.761538][ T32] Exception stack(0xecfb9fb0 to 0xecfb9ff8) [ 1349.761573][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.761614][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.761721][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.761758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.761817][ T32] r4:84d14300 [ 1349.762263][ T32] INFO: task kworker/1:452:6479 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1349.762406][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.762566][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.762624][ T32] Call trace: [ 1349.762709][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1349.762788][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1349.762841][ T32] r4:00000000 [ 1349.762865][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.762963][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1349.762997][ T32] 5d20: d5da4000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1349.763073][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1349.763190][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1349.763311][ T32] r5:800f0013 r4:80239bb0 [ 1349.763335][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.763423][ T32] r4:82ac11e4 [ 1349.763534][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.763608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1349.763663][ T32] r4:e04e5dc0 [ 1349.763762][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.763896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1349.763926][ T32] r4:00000000 [ 1349.763948][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.764022][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1349.764140][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.764187][ T32] r5:00001000 r4:dfecf000 [ 1349.764252][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.764321][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.764368][ T32] r5:84ea6f8c r4:84ea6c00 [ 1349.764461][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.764511][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1349.764574][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.764629][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.764656][ T32] r4:84fab400 [ 1349.764677][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.764763][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1349.764789][ T32] r4:00000001 [ 1349.764902][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.765014][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1349.765102][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.765216][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.765247][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.765319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.765346][ T32] r4:84faa640 [ 1349.765368][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.765447][ T32] INFO: task kworker/1:453:6481 blocked for more than 476 seconds. [ 1349.765485][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.765510][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.765530][ T32] task:kworker/1:453 state:D stack:0 pid:6481 tgid:6481 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.765592][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.765669][ T32] Call trace: [ 1349.765703][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1349.765784][ T32] r10:82918930 r9:ecfbdd84 r8:00000002 r7:60000013 r6:ecfbdd8c r5:85a8c800 [ 1349.765849][ T32] r4:85a8c800 [ 1349.765874][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1349.765915][ T32] r5:85a8c800 r4:8291892c [ 1349.765934][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.765973][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.766017][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfbde08 [ 1349.766039][ T32] r4:00000000 [ 1349.766115][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1349.766156][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.766195][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.766236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85387100 [ 1349.766311][ T32] r4:00000000 [ 1349.766333][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.766437][ T32] r9:83018205 r8:85a8c800 r7:00000000 r6:83018200 r5:00001000 r4:7f2e9000 [ 1349.766461][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.766626][ T32] r5:00001000 r4:ec9c5000 [ 1349.766705][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.766748][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.766791][ T32] r5:85a6cf8c r4:85a6cc00 [ 1349.766824][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.766871][ T32] r7:ddde2d80 r6:83018200 r5:85a6cf8c r4:852ca580 [ 1349.766894][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.766972][ T32] r10:61c88647 r9:85a8c800 r8:852ca5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.767050][ T32] r4:852ca580 [ 1349.767164][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.767284][ T32] r10:00000000 r9:852ca580 r8:8027f5e8 r7:ecfb9e60 r6:852ca600 r5:85a8c800 [ 1349.767329][ T32] r4:00000001 [ 1349.767350][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.767412][ T32] Exception stack(0xecfbdfb0 to 0xecfbdff8) [ 1349.767532][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.767563][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.767589][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.767624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.767647][ T32] r4:85387000 [ 1349.767897][ T32] INFO: task kworker/1:453:6481 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1349.767930][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.768068][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.768132][ T32] Call trace: [ 1349.768197][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1349.768287][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1349.768314][ T32] r4:00000000 [ 1349.768333][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.768378][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1349.768408][ T32] 5d20: d5da4000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1349.768494][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1349.768523][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1349.768604][ T32] r5:800f0013 r4:80239bb0 [ 1349.768667][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.768819][ T32] r4:82ac11e4 [ 1349.768870][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.768921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1349.768946][ T32] r4:e04e5dc0 [ 1349.768966][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.769138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1349.769253][ T32] r4:00000000 [ 1349.769275][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.769320][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1349.769343][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.769473][ T32] r5:00001000 r4:dfecf000 [ 1349.769496][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.769673][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.769719][ T32] r5:84ea6f8c r4:84ea6c00 [ 1349.769738][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.769853][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1349.769969][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.770022][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.770046][ T32] r4:84fab400 [ 1349.770092][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.770204][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1349.770323][ T32] r4:00000001 [ 1349.786291][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.786420][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1349.786466][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.786558][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.786626][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.786769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.786799][ T32] r4:84faa640 [ 1349.786994][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.787033][ T32] INFO: task kworker/1:454:6483 blocked for more than 476 seconds. [ 1349.787068][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.787093][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.787115][ T32] task:kworker/1:454 state:D stack:0 pid:6483 tgid:6483 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.787325][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.787477][ T32] Call trace: [ 1349.787776][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1349.788012][ T32] r10:82918930 r9:ecfc9d84 r8:00000002 r7:60000013 r6:ecfc9d8c r5:85406c00 [ 1349.788082][ T32] r4:85406c00 [ 1349.788196][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1349.788241][ T32] r5:85406c00 r4:8291892c [ 1349.788500][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.788634][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.788685][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfc9e08 [ 1349.788708][ T32] r4:00000000 [ 1349.788727][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1349.788853][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.788900][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.788967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85387400 [ 1349.788994][ T32] r4:00000000 [ 1349.789013][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.789087][ T32] r9:83018205 r8:85406c00 r7:00000000 r6:83018200 r5:00001000 r4:7f2ed000 [ 1349.789201][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.789263][ T32] r5:00001000 r4:ecead000 [ 1349.789286][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.789327][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.789369][ T32] r5:85a6d78c r4:85a6d400 [ 1349.789388][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.789435][ T32] r7:ddde2d80 r6:83018200 r5:85a6d78c r4:852ca680 [ 1349.789497][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.789550][ T32] r10:61c88647 r9:85406c00 r8:852ca6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.789589][ T32] r4:852ca680 [ 1349.789613][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.789714][ T32] r10:00000000 r9:852ca680 r8:8027f5e8 r7:ecfbde60 r6:859cbb80 r5:85406c00 [ 1349.789740][ T32] r4:00000001 [ 1349.789784][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.790007][ T32] Exception stack(0xecfc9fb0 to 0xecfc9ff8) [ 1349.790091][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.790211][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.790326][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.803416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.803500][ T32] r4:85387140 [ 1349.804052][ T32] INFO: task kworker/1:454:6483 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1349.804135][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.804291][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.804485][ T32] Call trace: [ 1349.804660][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1349.804755][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1349.804800][ T32] r4:00000000 [ 1349.804871][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.804945][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1349.804979][ T32] 5d20: d6141000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1349.805010][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1349.805108][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1349.805137][ T32] r5:800f0013 r4:80239bb0 [ 1349.805158][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.805202][ T32] r4:82ac11e4 [ 1349.805221][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.805263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1349.805311][ T32] r4:e04e5dc0 [ 1349.805421][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.805538][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1349.805797][ T32] r4:00000000 [ 1349.805847][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.806005][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1349.806040][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.806084][ T32] r5:00001000 r4:dfecf000 [ 1349.806104][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.806424][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.806547][ T32] r5:84ea6f8c r4:84ea6c00 [ 1349.806574][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.806633][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1349.806655][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.806903][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.806940][ T32] r4:84fab400 [ 1349.807012][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.807066][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1349.807089][ T32] r4:00000001 [ 1349.807109][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.807224][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1349.807342][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.807455][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.807574][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.807606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.807696][ T32] r4:84faa640 [ 1349.807722][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.807756][ T32] INFO: task kworker/1:455:6485 blocked for more than 476 seconds. [ 1349.807792][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.807817][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.807839][ T32] task:kworker/1:455 state:D stack:0 pid:6485 tgid:6485 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.808120][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.808469][ T32] Call trace: [ 1349.808504][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1349.808553][ T32] r10:82918930 r9:ecfd5d84 r8:00000002 r7:60000113 r6:ecfd5d8c r5:85401800 [ 1349.808581][ T32] r4:85401800 [ 1349.808602][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1349.808685][ T32] r5:85401800 r4:8291892c [ 1349.808708][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.808807][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.809051][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfd5e08 [ 1349.809079][ T32] r4:00000000 [ 1349.809099][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1349.809139][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.809313][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.809435][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85387300 [ 1349.809461][ T32] r4:00000000 [ 1349.809486][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.809534][ T32] r9:83018205 r8:85401800 r7:00000000 r6:83018200 r5:00001000 r4:7f2eb000 [ 1349.809554][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.809597][ T32] r5:00001000 r4:ecd9f000 [ 1349.809622][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.809661][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.809756][ T32] r5:85a6d38c r4:85a6d000 [ 1349.809842][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.809890][ T32] r7:ddde2d80 r6:83018200 r5:85a6d38c r4:852ca700 [ 1349.810194][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.810288][ T32] r10:61c88647 r9:85401800 r8:852ca72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.841281][ T32] r4:852ca700 [ 1349.841331][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.841410][ T32] r10:00000000 r9:852ca700 r8:8027f5e8 r7:ecfc9e60 r6:859cbc00 r5:85401800 [ 1349.841433][ T32] r4:00000001 [ 1349.841454][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.841512][ T32] Exception stack(0xecfd5fb0 to 0xecfd5ff8) [ 1349.841671][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.841711][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.841829][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.841961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.842007][ T32] r4:85387240 [ 1349.842535][ T32] INFO: task kworker/1:455:6485 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1349.842906][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.843153][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.843267][ T32] Call trace: [ 1349.843345][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1349.843666][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1349.843697][ T32] r4:00000000 [ 1349.843718][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.843761][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1349.844026][ T32] 5d20: d66ab000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1349.844062][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1349.844091][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1349.844759][ T32] r5:800f0013 r4:80239bb0 [ 1349.844866][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.844915][ T32] r4:82ac11e4 [ 1349.845544][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.845601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1349.845811][ T32] r4:e04e5dc0 [ 1349.846028][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.846105][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1349.846128][ T32] r4:00000000 [ 1349.846148][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.846360][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1349.846394][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.846441][ T32] r5:00001000 r4:dfecf000 [ 1349.846461][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.846807][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.846865][ T32] r5:84ea6f8c r4:84ea6c00 [ 1349.847008][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.847058][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1349.847079][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.847125][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.847147][ T32] r4:84fab400 [ 1349.847245][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.847495][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1349.847815][ T32] r4:00000001 [ 1349.847839][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.847929][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1349.847959][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.848041][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.848072][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.848244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.848271][ T32] r4:84faa640 [ 1349.848294][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.848327][ T32] INFO: task kworker/1:456:6486 blocked for more than 476 seconds. [ 1349.848478][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.848507][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.848529][ T32] task:kworker/1:456 state:D stack:0 pid:6486 tgid:6486 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.848578][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.848627][ T32] Call trace: [ 1349.848708][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1349.848758][ T32] r10:82918930 r9:ecfd9d84 r8:00000002 r7:60000013 r6:ecfd9d8c r5:85406000 [ 1349.848780][ T32] r4:85406000 [ 1349.848799][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1349.848838][ T32] r5:85406000 r4:8291892c [ 1349.848900][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.849015][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.849070][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfd9e08 [ 1349.849095][ T32] r4:00000000 [ 1349.849139][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1349.849209][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.849251][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.849366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85387980 [ 1349.849393][ T32] r4:00000000 [ 1349.849485][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.849533][ T32] r9:83018205 r8:85406000 r7:00000000 r6:83018200 r5:00001000 r4:7f361000 [ 1349.849600][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.849723][ T32] r5:00001000 r4:ed001000 [ 1349.849746][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.849852][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.849898][ T32] r5:85a6e78c r4:85a6e400 [ 1349.849917][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.849960][ T32] r7:ddde2d80 r6:83018200 r5:85a6e78c r4:852ca780 [ 1349.850015][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.850123][ T32] r10:61c88647 r9:85406000 r8:852ca7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.850232][ T32] r4:852ca780 [ 1349.850334][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.882459][ T32] r10:00000000 r9:852ca780 r8:8027f5e8 r7:ecfc9e60 r6:859cbc80 r5:85406000 [ 1349.882511][ T32] r4:00000001 [ 1349.882535][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.882597][ T32] Exception stack(0xecfd9fb0 to 0xecfd9ff8) [ 1349.882640][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.882669][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.882695][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.882723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.882746][ T32] r4:85387240 [ 1349.883184][ T32] INFO: task kworker/1:456:6486 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1349.883239][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.883406][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.883596][ T32] Call trace: [ 1349.883892][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1349.884103][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1349.884548][ T32] r4:00000000 [ 1349.884572][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.884623][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1349.884742][ T32] 5d20: d6a31000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1349.884776][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1349.884802][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1349.884828][ T32] r5:800f0013 r4:80239bb0 [ 1349.884847][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.884937][ T32] r4:82ac11e4 [ 1349.884961][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.885004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1349.885027][ T32] r4:e04e5dc0 [ 1349.885045][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.885513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1349.885540][ T32] r4:00000000 [ 1349.885561][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.885608][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1349.885641][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.885783][ T32] r5:00001000 r4:dfecf000 [ 1349.885823][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.886538][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.886600][ T32] r5:84ea6f8c r4:84ea6c00 [ 1349.886780][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.886865][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1349.886890][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.886998][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.887053][ T32] r4:84fab400 [ 1349.887086][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.887134][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1349.887157][ T32] r4:00000001 [ 1349.887208][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.887781][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1349.887812][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.887982][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.888088][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.888432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.888459][ T32] r4:84faa640 [ 1349.888484][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.888870][ T32] INFO: task kworker/1:457:6488 blocked for more than 476 seconds. [ 1349.888992][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.889785][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.889955][ T32] task:kworker/1:457 state:D stack:0 pid:6488 tgid:6488 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.890015][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.890326][ T32] Call trace: [ 1349.924739][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1349.924852][ T32] r10:82918930 r9:ecfe9d84 r8:00000002 r7:60000113 r6:ecfe9d8c r5:85405400 [ 1349.924889][ T32] r4:85405400 [ 1349.924910][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1349.924970][ T32] r5:85405400 r4:8291892c [ 1349.925080][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.925440][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.925491][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfe9e08 [ 1349.925516][ T32] r4:00000000 [ 1349.925556][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1349.925634][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.925720][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.925813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853875c0 [ 1349.925850][ T32] r4:00000000 [ 1349.925972][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.926027][ T32] r9:83018205 r8:85405400 r7:00000000 r6:83018200 r5:00001000 r4:7f35b000 [ 1349.926049][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.926094][ T32] r5:00001000 r4:ecfdf000 [ 1349.926114][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.926166][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.926279][ T32] r5:85a6db8c r4:85a6d800 [ 1349.926328][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.926381][ T32] r7:ddde2d80 r6:83018200 r5:85a6db8c r4:852ca800 [ 1349.926402][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.926645][ T32] r10:61c88647 r9:85405400 r8:852ca82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.926672][ T32] r4:852ca800 [ 1349.926747][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.926796][ T32] r10:00000000 r9:852ca800 r8:8027f5e8 r7:ecfd9e60 r6:859cbd00 r5:85405400 [ 1349.926820][ T32] r4:00000001 [ 1349.926840][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.927009][ T32] Exception stack(0xecfe9fb0 to 0xecfe9ff8) [ 1349.927049][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.927134][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.927164][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.927193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.927247][ T32] r4:85387700 [ 1349.927707][ T32] INFO: task kworker/1:457:6488 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1349.927749][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.928218][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.928569][ T32] Call trace: [ 1349.928762][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1349.928849][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1349.928878][ T32] r4:00000000 [ 1349.928899][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.928972][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1349.929083][ T32] 5d20: d6f8c000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1349.929117][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1349.929143][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1349.929201][ T32] r5:800f0013 r4:80239bb0 [ 1349.929316][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.929426][ T32] r4:82ac11e4 [ 1349.929450][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.929532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1349.929558][ T32] r4:e04e5dc0 [ 1349.929577][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.929629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1349.929652][ T32] r4:00000000 [ 1349.929670][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.929738][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1349.929812][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.929870][ T32] r5:00001000 r4:dfecf000 [ 1349.929928][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.930134][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.930180][ T32] r5:84ea6f8c r4:84ea6c00 [ 1349.930199][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.930246][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1349.930267][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.943665][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.943777][ T32] r4:84fab400 [ 1349.943804][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.943884][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1349.943908][ T32] r4:00000001 [ 1349.943950][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.943996][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1349.944083][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.944204][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.944238][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.944295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.944323][ T32] r4:84faa640 [ 1349.944350][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.944410][ T32] INFO: task kworker/1:458:6490 blocked for more than 476 seconds. [ 1349.944518][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.944545][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.944569][ T32] task:kworker/1:458 state:D stack:0 pid:6490 tgid:6490 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.944739][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.944958][ T32] Call trace: [ 1349.945120][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1349.945247][ T32] r10:82918930 r9:ecff5d84 r8:00000002 r7:60000113 r6:ecff5d8c r5:85403c00 [ 1349.945275][ T32] r4:85403c00 [ 1349.945321][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1349.945369][ T32] r5:85403c00 r4:8291892c [ 1349.945390][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.945431][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.945529][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecff5e08 [ 1349.945555][ T32] r4:00000000 [ 1349.945574][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1349.945613][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.945660][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.945758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85387680 [ 1349.945847][ T32] r4:00000000 [ 1349.945926][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.945981][ T32] r9:83018205 r8:85403c00 r7:00000000 r6:83018200 r5:00001000 r4:7f35d000 [ 1349.946004][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.946052][ T32] r5:00001000 r4:ecfe5000 [ 1349.946087][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.946131][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.946230][ T32] r5:85a6df8c r4:85a6dc00 [ 1349.946346][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.946449][ T32] r7:ddde2d80 r6:83018200 r5:85a6df8c r4:852ca900 [ 1349.946474][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.946548][ T32] r10:61c88647 r9:85403c00 r8:852ca92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.946574][ T32] r4:852ca900 [ 1349.946594][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.946754][ T32] r10:00000000 r9:852ca900 r8:8027f5e8 r7:ecfd9e60 r6:859cbd80 r5:85403c00 [ 1349.946781][ T32] r4:00000001 [ 1349.946802][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.946848][ T32] Exception stack(0xecff5fb0 to 0xecff5ff8) [ 1349.947002][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.947038][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.947090][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.947125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.947169][ T32] r4:85387500 [ 1349.947626][ T32] INFO: task kworker/1:458:6490 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1349.947693][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.948021][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.948172][ T32] Call trace: [ 1349.948206][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1349.948257][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1349.948280][ T32] r4:00000000 [ 1349.948298][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.948337][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1349.948515][ T32] 5d20: d7462000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1349.948550][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1349.948575][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1349.948600][ T32] r5:800f0013 r4:80239bb0 [ 1349.948626][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.948670][ T32] r4:82ac11e4 [ 1349.948717][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.948838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1349.948865][ T32] r4:e04e5dc0 [ 1349.949127][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.949241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1349.949289][ T32] r4:00000000 [ 1349.949317][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.949366][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1349.949388][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.949493][ T32] r5:00001000 r4:dfecf000 [ 1349.949517][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.949558][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.949619][ T32] r5:84ea6f8c r4:84ea6c00 [ 1349.949708][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.949854][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1349.949908][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.950005][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.950032][ T32] r4:84fab400 [ 1349.950198][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.950246][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1349.950269][ T32] r4:00000001 [ 1349.950288][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.950404][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1349.966337][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.966531][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.966660][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.966708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.966734][ T32] r4:84faa640 [ 1349.966759][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.966944][ T32] INFO: task kworker/1:459:6492 blocked for more than 476 seconds. [ 1349.966982][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.967049][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.967075][ T32] task:kworker/1:459 state:D stack:0 pid:6492 tgid:6492 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.967175][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.967244][ T32] Call trace: [ 1349.967349][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1349.967408][ T32] r10:82918930 r9:ed005d84 r8:00000002 r7:60000113 r6:ed005d8c r5:85518c00 [ 1349.967431][ T32] r4:85518c00 [ 1349.967450][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1349.967574][ T32] r5:85518c00 r4:8291892c [ 1349.967600][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.967649][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.967695][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed005e08 [ 1349.967718][ T32] r4:00000000 [ 1349.967763][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1349.967863][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.967964][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.968010][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85387780 [ 1349.968154][ T32] r4:00000000 [ 1349.968177][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.968227][ T32] r9:83018205 r8:85518c00 r7:00000000 r6:83018200 r5:00001000 r4:7f35f000 [ 1349.968248][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.968361][ T32] r5:00001000 r4:ecffb000 [ 1349.968470][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.968515][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.968564][ T32] r5:85a6e38c r4:85a6e000 [ 1349.968675][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.968729][ T32] r7:ddde2d80 r6:83018200 r5:85a6e38c r4:852ca880 [ 1349.968751][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.968798][ T32] r10:61c88647 r9:85518c00 r8:852ca8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.968879][ T32] r4:852ca880 [ 1349.968992][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.969043][ T32] r10:00000000 r9:852ca880 r8:8027f5e8 r7:ecfd9e60 r6:859cbe00 r5:85518c00 [ 1349.969065][ T32] r4:00000001 [ 1349.969110][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.969158][ T32] Exception stack(0xed005fb0 to 0xed005ff8) [ 1349.969188][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.969307][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.969434][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.969516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.969544][ T32] r4:85387940 [ 1349.970058][ T32] INFO: task kworker/1:459:6492 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1349.970191][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.970373][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.983646][ T32] Call trace: [ 1349.983723][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1349.983939][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1349.983999][ T32] r4:00000000 [ 1349.984023][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.984068][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1349.984233][ T32] 5d20: d77b1000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1349.984283][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1349.984310][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1349.984361][ T32] r5:800f0013 r4:80239bb0 [ 1349.984385][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.984460][ T32] r4:82ac11e4 [ 1349.984517][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.984565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1349.984588][ T32] r4:e04e5dc0 [ 1349.984609][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.984717][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1349.984749][ T32] r4:00000000 [ 1349.984771][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.984820][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1349.984871][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.984922][ T32] r5:00001000 r4:dfecf000 [ 1349.984944][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.984985][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.985084][ T32] r5:84ea6f8c r4:84ea6c00 [ 1349.985136][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.985188][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1349.985209][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.985256][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.985279][ T32] r4:84fab400 [ 1349.985394][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.985444][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1349.985521][ T32] r4:00000001 [ 1349.985544][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.985712][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1349.985747][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.985925][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.985991][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.986035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.986070][ T32] r4:84faa640 [ 1349.986133][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.986183][ T32] INFO: task kworker/1:460:6494 blocked for more than 476 seconds. [ 1349.986221][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.986273][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.986318][ T32] task:kworker/1:460 state:D stack:0 pid:6494 tgid:6494 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.986456][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.986593][ T32] Call trace: [ 1349.986735][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1349.986864][ T32] r10:82918930 r9:ed00dd84 r8:00000002 r7:60000113 r6:ed00dd8c r5:85518000 [ 1349.986893][ T32] r4:85518000 [ 1349.986985][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1349.987036][ T32] r5:85518000 r4:8291892c [ 1349.987098][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.987279][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.987329][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed00de08 [ 1349.987352][ T32] r4:00000000 [ 1349.987412][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1349.987457][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.987524][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.987568][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85387a40 [ 1349.987630][ T32] r4:00000000 [ 1349.987654][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1349.987699][ T32] r9:83018205 r8:85518000 r7:00000000 r6:83018200 r5:00001000 r4:7f363000 [ 1349.987721][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.987819][ T32] r5:00001000 r4:ed017000 [ 1349.987927][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.987971][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.988041][ T32] r5:85a6eb8c r4:85a6e800 [ 1349.988063][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.988109][ T32] r7:ddde2d80 r6:83018200 r5:85a6eb8c r4:852ca980 [ 1349.988156][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.988277][ T32] r10:61c88647 r9:85518000 r8:852ca9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.988303][ T32] r4:852ca980 [ 1349.988322][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.988366][ T32] r10:00000000 r9:852ca980 r8:8027f5e8 r7:ecfd9e60 r6:859cbe80 r5:85518000 [ 1349.988388][ T32] r4:00000001 [ 1349.988409][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.988491][ T32] Exception stack(0xed00dfb0 to 0xed00dff8) [ 1349.988522][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.988551][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.988577][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.988604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.988631][ T32] r4:85387840 [ 1349.989159][ T32] INFO: task kworker/1:460:6494 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1349.989196][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.989582][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.989642][ T32] Call trace: [ 1349.989911][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1349.989975][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1349.990000][ T32] r4:00000000 [ 1349.990104][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.990219][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1349.990252][ T32] 5d20: d77b1000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1349.990348][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1350.015453][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1350.015526][ T32] r5:800f0013 r4:80239bb0 [ 1350.015552][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.015684][ T32] r4:82ac11e4 [ 1350.015711][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.015807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1350.015920][ T32] r4:e04e5dc0 [ 1350.015949][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.016009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1350.016036][ T32] r4:00000000 [ 1350.016092][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1350.016149][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1350.016173][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.016221][ T32] r5:00001000 r4:dfecf000 [ 1350.016274][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.016343][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.016387][ T32] r5:84ea6f8c r4:84ea6c00 [ 1350.016410][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.016481][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1350.016506][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.016562][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.016658][ T32] r4:84fab400 [ 1350.016683][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.016729][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1350.016753][ T32] r4:00000001 [ 1350.016772][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.016828][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1350.016964][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.017075][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.017165][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.017284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.017311][ T32] r4:84faa640 [ 1350.017336][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.017381][ T32] INFO: task kworker/1:461:6497 blocked for more than 476 seconds. [ 1350.017415][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.017439][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.017589][ T32] task:kworker/1:461 state:D stack:0 pid:6497 tgid:6497 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.017752][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.017920][ T32] Call trace: [ 1350.017954][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1350.018006][ T32] r10:82918930 r9:ed025d84 r8:00000002 r7:60000113 r6:ed025d8c r5:85519800 [ 1350.018030][ T32] r4:85519800 [ 1350.018104][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1350.018153][ T32] r5:85519800 r4:8291892c [ 1350.018192][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.018267][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.018329][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed025e08 [ 1350.018355][ T32] r4:00000000 [ 1350.018399][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1350.018442][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1350.018505][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.018566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ce3c0 [ 1350.018625][ T32] r4:00000000 [ 1350.018647][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1350.018692][ T32] r9:83018205 r8:85519800 r7:00000000 r6:83018200 r5:00001000 r4:7f36b000 [ 1350.018714][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.018754][ T32] r5:00001000 r4:ed04b000 [ 1350.018800][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.018876][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.018929][ T32] r5:85a6fb8c r4:85a6f800 [ 1350.018966][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.019042][ T32] r7:ddde2d80 r6:83018200 r5:85a6fb8c r4:852caa00 [ 1350.019110][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.019181][ T32] r10:61c88647 r9:85519800 r8:852caa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.019233][ T32] r4:852caa00 [ 1350.019262][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.019307][ T32] r10:00000000 r9:852caa00 r8:8027f5e8 r7:ed00de60 r6:859cbf00 r5:85519800 [ 1350.019333][ T32] r4:00000001 [ 1350.019357][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.019434][ T32] Exception stack(0xed025fb0 to 0xed025ff8) [ 1350.019507][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.019545][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.019599][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.019642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.019722][ T32] r4:853878c0 [ 1350.020186][ T32] INFO: task kworker/1:461:6497 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1350.020224][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.030065][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.030202][ T32] Call trace: [ 1350.030351][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1350.030799][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1350.030835][ T32] r4:00000000 [ 1350.030857][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.030963][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1350.031000][ T32] 5d20: d7b5d000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1350.031030][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1350.031056][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1350.031108][ T32] r5:800f0013 r4:80239bb0 [ 1350.031132][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.031177][ T32] r4:82ac11e4 [ 1350.031197][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.031259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1350.031309][ T32] r4:e04e5dc0 [ 1350.031348][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.031406][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1350.031431][ T32] r4:00000000 [ 1350.031451][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1350.031509][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1350.031541][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.031587][ T32] r5:00001000 r4:dfecf000 [ 1350.031638][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.031682][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.031742][ T32] r5:84ea6f8c r4:84ea6c00 [ 1350.031764][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.031812][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1350.031832][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.031877][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.031898][ T32] r4:84fab400 [ 1350.031942][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.031991][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1350.032044][ T32] r4:00000001 [ 1350.032079][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.032153][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1350.032202][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.032253][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.032302][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.032427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.032478][ T32] r4:84faa640 [ 1350.032527][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.032733][ T32] INFO: task kworker/1:462:6498 blocked for more than 476 seconds. [ 1350.032781][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.032808][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.032832][ T32] task:kworker/1:462 state:D stack:0 pid:6498 tgid:6498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.032922][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.032971][ T32] Call trace: [ 1350.033002][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1350.033181][ T32] r10:82918930 r9:ed02dd84 r8:00000002 r7:60000013 r6:ed02dd8c r5:8551bc00 [ 1350.033235][ T32] r4:8551bc00 [ 1350.033295][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1350.033340][ T32] r5:8551bc00 r4:8291892c [ 1350.033374][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.033417][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.033463][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed02de08 [ 1350.033485][ T32] r4:00000000 [ 1350.033516][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1350.033561][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1350.033598][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.033679][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85387bc0 [ 1350.033707][ T32] r4:00000000 [ 1350.033752][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1350.033878][ T32] r9:83018205 r8:8551bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f365000 [ 1350.033913][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.033968][ T32] r5:00001000 r4:ed01d000 [ 1350.034019][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.034062][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.034108][ T32] r5:85a6ef8c r4:85a6ec00 [ 1350.034128][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.034172][ T32] r7:ddde2d80 r6:83018200 r5:85a6ef8c r4:852caa80 [ 1350.034215][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.034265][ T32] r10:61c88647 r9:8551bc00 r8:852caaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.034287][ T32] r4:852caa80 [ 1350.034305][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.034377][ T32] r10:00000000 r9:852caa80 r8:8027f5e8 r7:ed025e60 r6:859cbf80 r5:8551bc00 [ 1350.034427][ T32] r4:00000001 [ 1350.034480][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.034565][ T32] Exception stack(0xed02dfb0 to 0xed02dff8) [ 1350.034608][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.034649][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.034738][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.034771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.034819][ T32] r4:85387d00 [ 1350.035310][ T32] INFO: task kworker/1:462:6498 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1350.035374][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.035438][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.035550][ T32] Call trace: [ 1350.035590][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1350.035648][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1350.035744][ T32] r4:00000000 [ 1350.035768][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.035809][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1350.035873][ T32] 5d20: d7b5d000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1350.035909][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1350.035987][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1350.036019][ T32] r5:800f0013 r4:80239bb0 [ 1350.036067][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.036112][ T32] r4:82ac11e4 [ 1350.036133][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.036174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1350.036304][ T32] r4:e04e5dc0 [ 1350.036381][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.036441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 2 printk messages dropped ** [ 1350.036528][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 8 printk messages dropped ** [ 1350.036921][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1350.037462][ T32] r4:00000001 [ 1350.037486][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.037522][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1350.037548][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.037575][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.037601][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.037671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.037696][ T32] r4:84faa640 [ 1350.037717][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.037742][ T32] INFO: task kworker/1:463:6500 blocked for more than 476 seconds. [ 1350.037821][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.037850][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.037876][ T32] task:kworker/1:463 state:D stack:0 pid:6500 tgid:6500 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.037937][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.037987][ T32] Call trace: [ 1350.038031][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1350.038080][ T32] r10:82918930 r9:ed03dd84 r8:00000002 r7:60000013 r6:ed03dd8c r5:8551a400 [ 1350.038130][ T32] r4:8551a400 [ 1350.038153][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1350.038195][ T32] r5:8551a400 r4:8291892c [ 1350.038239][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.038281][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.038326][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed03de08 [ 1350.038347][ T32] r4:00000000 [ 1350.038398][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1350.038439][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1350.038474][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.038514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85387d80 [ 1350.038558][ T32] r4:00000000 [ 1350.038581][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1350.038632][ T32] r9:83018205 r8:8551a400 r7:00000000 r6:83018200 r5:00001000 r4:7f367000 [ 1350.038655][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.038727][ T32] r5:00001000 r4:ed033000 [ 1350.038750][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.038789][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.038830][ T32] r5:85a6f38c r4:85a6f000 [ 1350.038848][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.038891][ T32] r7:ddde2d80 r6:83018200 r5:85a6f38c r4:852cab00 [ 1350.038910][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.038954][ T32] r10:61c88647 r9:8551a400 r8:852cab2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.038975][ T32] r4:852cab00 [ 1350.039022][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.039070][ T32] r10:00000000 r9:852cab00 r8:8027f5e8 r7:ed025e60 r6:859b4000 r5:8551a400 [ 1350.039094][ T32] r4:00000001 [ 1350.039208][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.039275][ T32] Exception stack(0xed03dfb0 to 0xed03dff8) [ 1350.039304][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.039331][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.039374][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.039404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.039427][ T32] r4:85387b40 [ 1350.039703][ T32] INFO: task kworker/1:463:6500 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1350.039748][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.039821][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.039956][ T32] Call trace: [ 1350.040017][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1350.040069][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1350.040091][ T32] r4:00000000 [ 1350.040124][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.040190][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1350.040407][ T32] 5d20: d7b5d000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1350.071217][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1350.071332][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1350.071397][ T32] r5:800f0013 r4:80239bb0 [ 1350.071447][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.071603][ T32] r4:82ac11e4 [ 1350.071664][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.071753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 3 printk messages dropped ** [ 1350.072026][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.072323][ T32] r5:00001000 r4:dfecf000 ** 2 printk messages dropped ** [ 1350.072612][ T32] r5:84ea6f8c r4:84ea6c00 ** 3 printk messages dropped ** [ 1350.072950][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1350.073533][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1350.074114][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1350.074928][ T32] r10:82918930 r9:ecfc1d84 r8:00000002 r7:60000113 r6:ecfc1d8c r5:85a8d400 [ 1350.074977][ T32] r4:85a8d400 [ 1350.075052][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1350.075144][ T32] r5:85a8d400 r4:8291892c [ 1350.075190][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.075272][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.075364][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfc1e08 [ 1350.075411][ T32] r4:00000000 [ 1350.075453][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1350.075530][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1350.075606][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.075703][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85387e80 [ 1350.075750][ T32] r4:00000000 [ 1350.075827][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1350.075925][ T32] r9:83018205 r8:85a8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f369000 [ 1350.075974][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.076062][ T32] r5:00001000 r4:ed039000 [ 1350.076172][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.076281][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.076393][ T32] r5:85a6f78c r4:85a6f400 [ 1350.076439][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.076530][ T32] r7:ddde2d80 r6:83018200 r5:85a6f78c r4:852cab80 [ 1350.076578][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.076687][ T32] r10:61c88647 r9:85a8d400 r8:852cabac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.076733][ T32] r4:852cab80 [ 1350.076777][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.077130][ T32] r10:00000000 r9:852cab80 r8:8027f5e8 r7:ed025e60 r6:852cac00 r5:85a8d400 [ 1350.077185][ T32] r4:00000001 [ 1350.077228][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.077454][ T32] Exception stack(0xecfc1fb0 to 0xecfc1ff8) [ 1350.077569][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.077814][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.077932][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.077975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.077999][ T32] r4:85387c80 [ 1350.078442][ T32] INFO: task kworker/1:464:6502 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1350.078483][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.078832][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.079097][ T32] Call trace: [ 1350.079164][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1350.079242][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1350.079268][ T32] r4:00000000 [ 1350.079287][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.079501][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1350.079535][ T32] 5d20: d824e000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1350.079567][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1350.079592][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1350.079622][ T32] r5:800f0013 r4:80239bb0 [ 1350.079643][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.079689][ T32] r4:82ac11e4 [ 1350.079773][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.079892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1350.080005][ T32] r4:e04e5dc0 [ 1350.080028][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.080100][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1350.080125][ T32] r4:00000000 [ 1350.080215][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1350.080265][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1350.080371][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.103448][ T32] r5:00001000 r4:dfecf000 [ 1350.103528][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.103631][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.103680][ T32] r5:84ea6f8c r4:84ea6c00 [ 1350.103700][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.103852][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1350.103955][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.104055][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.104174][ T32] r4:84fab400 [ 1350.104298][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.104348][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1350.104374][ T32] r4:00000001 [ 1350.104417][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.104474][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1350.104506][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.104634][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.104680][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.104711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.104734][ T32] r4:84faa640 [ 1350.104830][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.104870][ T32] INFO: task kworker/1:465:6505 blocked for more than 476 seconds. [ 1350.104906][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.104929][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1350.105011][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.105550][ T32] r5:85a8e000 r4:8291892c ** 5 printk messages dropped ** [ 1350.106008][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1350.106353][ T32] r5:00001000 r4:ed051000 [ 1350.106376][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.106459][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.106575][ T32] r5:85a6ff8c r4:85a6fc00 [ 1350.106627][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1350.107026][ T32] r10:61c88647 r9:85a8e000 r8:852cacac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1350.107194][ T32] Exception stack(0xed041fb0 to 0xed041ff8) ** 2 printk messages dropped ** [ 1350.107271][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1350.107934][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1350.108390][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1350.108518][ T32] 5d20: d84dd000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1350.108624][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1350.108725][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1350.108753][ T32] r5:800f0013 r4:80239bb0 [ 1350.108773][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.108814][ T32] r4:82ac11e4 [ 1350.108833][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.108899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1350.108926][ T32] r4:e04e5dc0 [ 1350.108946][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.108990][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1350.109011][ T32] r4:00000000 [ 1350.109053][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1350.109102][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1350.109123][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.109165][ T32] r5:00001000 r4:dfecf000 [ 1350.109185][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.109265][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.109311][ T32] r5:84ea6f8c r4:84ea6c00 [ 1350.109331][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.109377][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1350.109397][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.109470][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.109495][ T32] r4:84fab400 [ 1350.109514][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.109559][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1350.109580][ T32] r4:00000001 [ 1350.109599][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.109642][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1350.109668][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.109812][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.109848][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.109879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.109900][ T32] r4:84faa640 [ 1350.109920][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.109946][ T32] INFO: task kworker/1:466:6507 blocked for more than 476 seconds. [ 1350.110017][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.110082][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.110105][ T32] task:kworker/1:466 state:D stack:0 pid:6507 tgid:6507 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.110148][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.110248][ T32] Call trace: [ 1350.137140][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1350.137267][ T32] r10:82918930 r9:ecfa5d84 r8:00000002 r7:60000013 r6:ecfa5d8c r5:85a8ec00 [ 1350.137298][ T32] r4:85a8ec00 [ 1350.137319][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1350.137361][ T32] r5:85a8ec00 r4:8291892c [ 1350.137407][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.137477][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.137528][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfa5e08 [ 1350.137551][ T32] r4:00000000 [ 1350.137570][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1350.137608][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1350.137655][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.137782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b0240 [ 1350.137913][ T32] r4:00000000 [ 1350.137938][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1350.137987][ T32] r9:83018205 r8:85a8ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f36f000 [ 1350.138112][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.138161][ T32] r5:00001000 r4:ed05f000 [ 1350.138192][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.138235][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.138277][ T32] r5:85a7038c r4:85a70000 [ 1350.138297][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.138510][ T32] r7:ddde2d80 r6:83018200 r5:85a7038c r4:852cad80 [ 1350.138535][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.138623][ T32] r10:61c88647 r9:85a8ec00 r8:852cadac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.138650][ T32] r4:852cad80 [ 1350.138671][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.138716][ T32] r10:00000000 r9:852cad80 r8:8027f5e8 r7:ed041e60 r6:852cae00 r5:85a8ec00 [ 1350.138756][ T32] r4:00000001 [ 1350.138778][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.138857][ T32] Exception stack(0xecfa5fb0 to 0xecfa5ff8) [ 1350.139005][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.139109][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.139225][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.139257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.139279][ T32] r4:859b0000 [ 1350.139763][ T32] INFO: task kworker/1:466:6507 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1350.139803][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.139950][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.140121][ T32] Call trace: [ 1350.143924][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1350.144006][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1350.144057][ T32] r4:00000000 [ 1350.144134][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.144206][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1350.144242][ T32] 5d20: d88b6000 dfe5f000 00000001 80239b98 7f1e3000 00000001 ** 2 printk messages dropped ** [ 1350.144322][ T32] r5:800f0013 r4:80239bb0 ** 1 printk messages dropped ** [ 1350.144593][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1350.144728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 7 printk messages dropped ** [ 1350.145352][ T32] r5:00001000 r4:dfecf000 ** 6 printk messages dropped ** [ 1350.145924][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1350.146272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1350.147275][ T32] r4:85a80000 ** 4 printk messages dropped ** [ 1350.147549][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed055e08 ** 3 printk messages dropped ** [ 1350.147700][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1350.147927][ T32] r4:00000000 [ 1350.147949][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1350.147993][ T32] r9:83018205 r8:85a80000 r7:00000000 r6:83018200 r5:00001000 r4:7f373000 [ 1350.148015][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.148149][ T32] r5:00001000 r4:ed073000 [ 1350.148172][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.148213][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.148255][ T32] r5:85a70b8c r4:85a70800 [ 1350.148275][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.148322][ T32] r7:ddde2d80 r6:83018200 r5:85a70b8c r4:852cae80 [ 1350.148343][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.148394][ T32] r10:61c88647 r9:85a80000 r8:852caeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.148417][ T32] r4:852cae80 [ 1350.148476][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.148592][ T32] r10:00000000 r9:852cae80 r8:8027f5e8 r7:ecfa5e60 r6:852caf00 r5:85a80000 [ 1350.148621][ T32] r4:00000001 [ 1350.148643][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.148677][ T32] Exception stack(0xed055fb0 to 0xed055ff8) [ 1350.148758][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.148909][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.149013][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.149073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.149121][ T32] r4:859b0200 [ 1350.149540][ T32] INFO: task kworker/1:467:6509 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1350.149629][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.149827][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.149923][ T32] Call trace: [ 1350.149953][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1350.150002][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1350.150026][ T32] r4:00000000 [ 1350.150044][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.150083][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1350.150111][ T32] 5d20: d88b6000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1350.150139][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1350.150164][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1350.150188][ T32] r5:800f0013 r4:80239bb0 [ 1350.150206][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.150331][ T32] r4:82ac11e4 [ 1350.173601][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.173703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1350.173749][ T32] r4:e04e5dc0 [ 1350.173852][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.173909][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1350.173934][ T32] r4:00000000 [ 1350.173954][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1350.174000][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1350.174022][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.174079][ T32] r5:00001000 r4:dfecf000 [ 1350.174102][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.174142][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.174244][ T32] r5:84ea6f8c r4:84ea6c00 [ 1350.174295][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.174369][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1350.174417][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.174478][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.174502][ T32] r4:84fab400 [ 1350.174521][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.174694][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1350.174749][ T32] r4:00000001 [ 1350.174772][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.174813][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1350.174844][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.174877][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.174946][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.174979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.175002][ T32] r4:84faa640 [ 1350.175216][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.175294][ T32] INFO: task kworker/1:468:6511 blocked for more than 476 seconds. [ 1350.175333][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.175358][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.175405][ T32] task:kworker/1:468 state:D stack:0 pid:6511 tgid:6511 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.175510][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.175809][ T32] Call trace: [ 1350.175848][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1350.175933][ T32] r10:82918930 r9:ed069d84 r8:00000002 r7:60000013 r6:ed069d8c r5:85a80c00 [ 1350.175985][ T32] r4:85a80c00 [ 1350.176008][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1350.176050][ T32] r5:85a80c00 r4:8291892c [ 1350.176141][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.176260][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.176310][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed069e08 ** 9 printk messages dropped ** [ 1350.177414][ T32] r5:00001000 r4:ed065000 [ 1350.177441][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.177482][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.177624][ T32] r5:85a7078c r4:85a70400 [ 1350.177648][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.177707][ T32] r7:ddde2d80 r6:83018200 r5:85a7078c r4:852caf80 [ 1350.177757][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.177876][ T32] r10:61c88647 r9:85a80c00 r8:852cafac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.178014][ T32] r4:852caf80 [ 1350.178200][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.178276][ T32] r10:00000000 r9:852caf80 r8:8027f5e8 r7:ed055e60 r6:859b8000 r5:85a80c00 [ 1350.178398][ T32] r4:00000001 [ 1350.178517][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.178591][ T32] Exception stack(0xed069fb0 to 0xed069ff8) [ 1350.178669][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.178703][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.178730][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.178813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.178839][ T32] r4:859b03c0 [ 1350.179269][ T32] INFO: task kworker/1:468:6511 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1350.179391][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.179705][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.179756][ T32] Call trace: [ 1350.179887][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1350.179941][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1350.180014][ T32] r4:00000000 [ 1350.180037][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.180125][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1350.180228][ T32] 5d20: d8e58000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1350.180339][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1350.200846][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1350.200903][ T32] r5:800f0013 r4:80239bb0 [ 1350.200929][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.200997][ T32] r4:82ac11e4 [ 1350.201019][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.201121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1350.201150][ T32] r4:e04e5dc0 [ 1350.201171][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.201219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1350.201244][ T32] r4:00000000 [ 1350.201323][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1350.201571][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1350.201602][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.201656][ T32] r5:00001000 r4:dfecf000 [ 1350.201678][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.201720][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.201788][ T32] r5:84ea6f8c r4:84ea6c00 [ 1350.201880][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.201934][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1350.201956][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1350.202055][ T32] r4:84fab400 ** 1 printk messages dropped ** [ 1350.202127][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 4 printk messages dropped ** [ 1350.202302][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1350.202455][ T32] r4:84faa640 ** 4 printk messages dropped ** [ 1350.202793][ T32] task:kworker/1:469 state:D stack:0 pid:6514 tgid:6514 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1350.203248][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1350.203492][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1350.203803][ T32] r9:83018205 r8:85a81800 r7:00000000 r6:83018200 r5:00001000 r4:7f375000 ** 1 printk messages dropped ** [ 1350.203953][ T32] r5:00001000 r4:ed079000 [ 1350.203975][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.204015][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.204056][ T32] r5:85a70f8c r4:85a70c00 [ 1350.204075][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1350.204489][ T32] Exception stack(0xed07dfb0 to 0xed07dff8) ** 6 printk messages dropped ** [ 1350.205149][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1350.205710][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 12 printk messages dropped ** [ 1350.206441][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1350.206710][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1350.206935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.206960][ T32] r4:84faa640 [ 1350.207004][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.207061][ T32] INFO: task kworker/1:470:6515 blocked for more than 476 seconds. [ 1350.207092][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.207117][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.207137][ T32] task:kworker/1:470 state:D stack:0 pid:6515 tgid:6515 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.207180][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.207231][ T32] Call trace: [ 1350.207264][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1350.207322][ T32] r10:82918930 r9:ed05dd84 r8:00000002 r7:60000113 r6:ed05dd8c r5:85a82400 [ 1350.207385][ T32] r4:85a82400 [ 1350.207434][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1350.207480][ T32] r5:85a82400 r4:8291892c [ 1350.207499][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.207540][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.207612][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed05de08 [ 1350.207645][ T32] r4:00000000 [ 1350.207668][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1350.207738][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1350.207822][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.207872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b0880 [ 1350.207896][ T32] r4:00000000 [ 1350.207943][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1350.207992][ T32] r9:83018205 r8:85a82400 r7:00000000 r6:83018200 r5:00001000 r4:7f377000 [ 1350.208013][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.208081][ T32] r5:00001000 r4:ed087000 [ 1350.208103][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.208145][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.208188][ T32] r5:85a7138c r4:85a71000 [ 1350.208208][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.208306][ T32] r7:ddde2d80 r6:83018200 r5:85a7138c r4:859b8180 [ 1350.208408][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.208458][ T32] r10:61c88647 r9:85a82400 r8:859b81ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.208506][ T32] r4:859b8180 [ 1350.208528][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.208573][ T32] r10:00000000 r9:859b8180 r8:8027f5e8 r7:ed07de60 r6:859b8200 r5:85a82400 [ 1350.208594][ T32] r4:00000001 [ 1350.208613][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.208652][ T32] Exception stack(0xed05dfb0 to 0xed05dff8) [ 1350.208680][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.208707][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.208737][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.208766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.208818][ T32] r4:859b05c0 [ 1350.209067][ T32] INFO: task kworker/1:470:6515 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1350.209106][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.209192][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.209284][ T32] Call trace: [ 1350.209381][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1350.209433][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1350.209474][ T32] r4:00000000 [ 1350.209496][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.209564][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1350.209618][ T32] 5d20: d91ec000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1350.209652][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1350.209690][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1350.209739][ T32] r5:800f0013 r4:80239bb0 [ 1350.209805][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.209864][ T32] r4:82ac11e4 [ 1350.209897][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.209943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1350.209965][ T32] r4:e04e5dc0 [ 1350.209984][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.210081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1350.210107][ T32] r4:00000000 [ 1350.210151][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1350.210225][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1350.230876][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.231130][ T32] r5:00001000 r4:dfecf000 [ 1350.231165][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.231225][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.231352][ T32] r5:84ea6f8c r4:84ea6c00 [ 1350.231382][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.231482][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1350.231548][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.231637][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.231668][ T32] r4:84fab400 [ 1350.231690][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.231742][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1350.231768][ T32] r4:00000001 [ 1350.231938][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.231983][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1350.232016][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.232118][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.232216][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.232256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.232380][ T32] r4:84faa640 [ 1350.232409][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.232447][ T32] INFO: task kworker/1:471:6518 blocked for more than 476 seconds. [ 1350.232725][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.232772][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.232997][ T32] task:kworker/1:471 state:D stack:0 pid:6518 tgid:6518 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.233061][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.233106][ T32] Call trace: [ 1350.233137][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1350.233207][ T32] r10:82918930 r9:ed085d84 r8:00000002 r7:60000113 r6:ed085d8c r5:85a83000 [ 1350.233244][ T32] r4:85a83000 [ 1350.233267][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1350.233320][ T32] r5:85a83000 r4:8291892c [ 1350.233397][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.233498][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.233573][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed085e08 [ 1350.233598][ T32] r4:00000000 [ 1350.233622][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1350.233662][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1350.233781][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.233871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b0980 [ 1350.233936][ T32] r4:00000000 [ 1350.233993][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1350.234077][ T32] r9:83018205 r8:85a83000 r7:00000000 r6:83018200 r5:00001000 r4:7f379000 [ 1350.234132][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.234219][ T32] r5:00001000 r4:ed08d000 [ 1350.234241][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.234282][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.234324][ T32] r5:85a7178c r4:85a71400 [ 1350.234344][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.234425][ T32] r7:ddde2d80 r6:83018200 r5:85a7178c r4:859b8280 [ 1350.234450][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.234498][ T32] r10:61c88647 r9:85a83000 r8:859b82ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.234555][ T32] r4:859b8280 [ 1350.234598][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.234650][ T32] r10:00000000 r9:859b8280 r8:8027f5e8 r7:ed05de60 r6:859b8300 r5:85a83000 [ 1350.234677][ T32] r4:00000001 [ 1350.234722][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.234760][ T32] Exception stack(0xed085fb0 to 0xed085ff8) [ 1350.234837][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.234880][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.234909][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.234939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.234989][ T32] r4:859b0840 [ 1350.235439][ T32] INFO: task kworker/1:471:6518 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1350.235528][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.235650][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.235728][ T32] Call trace: [ 1350.235759][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1350.235809][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1350.235832][ T32] r4:00000000 [ 1350.235872][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.235914][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1350.235944][ T32] 5d20: d92cc000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1350.235973][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1350.235998][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1350.236034][ T32] r5:800f0013 r4:80239bb0 [ 1350.236059][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.236127][ T32] r4:82ac11e4 [ 1350.236151][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.236304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1350.236330][ T32] r4:e04e5dc0 [ 1350.236349][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.236417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1350.236496][ T32] r4:00000000 [ 1350.236518][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1350.236565][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1350.236587][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.236694][ T32] r5:00001000 r4:dfecf000 [ 1350.236719][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.236774][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.236819][ T32] r5:84ea6f8c r4:84ea6c00 [ 1350.236838][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.236883][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1350.236903][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.236948][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.236970][ T32] r4:84fab400 [ 1350.237015][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.237089][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1350.237116][ T32] r4:00000001 [ 1350.237135][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.237171][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1350.237196][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.237237][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.237267][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.237295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.237319][ T32] r4:84faa640 [ 1350.237365][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.237418][ T32] INFO: task kworker/1:472:6520 blocked for more than 476 seconds. [ 1350.237447][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.237510][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.237534][ T32] task:kworker/1:472 state:D stack:0 pid:6520 tgid:6520 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.237650][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.237811][ T32] Call trace: [ 1350.237945][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1350.238035][ T32] r10:82918930 r9:ed099d84 r8:00000002 r7:60000013 r6:ed099d8c r5:85a83c00 [ 1350.238060][ T32] r4:85a83c00 [ 1350.238095][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1350.238140][ T32] r5:85a83c00 r4:8291892c [ 1350.238160][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.238295][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.238345][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed099e08 [ 1350.238395][ T32] r4:00000000 [ 1350.238472][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1350.238518][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1350.238556][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.238609][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b0b00 [ 1350.238641][ T32] r4:00000000 [ 1350.238660][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1350.238705][ T32] r9:83018205 r8:85a83c00 r7:00000000 r6:83018200 r5:00001000 r4:7f37b000 [ 1350.238727][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.238808][ T32] r5:00001000 r4:ed09b000 [ 1350.238869][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.239001][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.239080][ T32] r5:85a71b8c r4:85a71800 [ 1350.239183][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.239233][ T32] r7:ddde2d80 r6:83018200 r5:85a71b8c r4:859b8380 [ 1350.239253][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.239332][ T32] r10:61c88647 r9:85a83c00 r8:859b83ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.239359][ T32] r4:859b8380 [ 1350.239449][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.239500][ T32] r10:00000000 r9:859b8380 r8:8027f5e8 r7:ed085e60 r6:859b8400 r5:85a83c00 [ 1350.239522][ T32] r4:00000001 [ 1350.239555][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.239603][ T32] Exception stack(0xed099fb0 to 0xed099ff8) [ 1350.239640][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.239697][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.239727][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.239757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.239806][ T32] r4:859b0900 [ 1350.240068][ T32] INFO: task kworker/1:472:6520 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1350.240102][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.240158][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.240320][ T32] Call trace: [ 1350.274542][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1350.274704][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1350.274735][ T32] r4:00000000 [ 1350.274780][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.274826][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1350.274861][ T32] 5d20: d9941000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1350.274893][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1350.274919][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1350.274944][ T32] r5:800f0013 r4:80239bb0 [ 1350.274964][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.275042][ T32] r4:82ac11e4 [ 1350.275066][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.275110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1350.275221][ T32] r4:e04e5dc0 [ 1350.275245][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.275330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1350.275424][ T32] r4:00000000 [ 1350.275447][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1350.275521][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1350.275687][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.275750][ T32] r5:00001000 r4:dfecf000 [ 1350.275864][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.275953][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.276036][ T32] r5:84ea6f8c r4:84ea6c00 [ 1350.276060][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.276111][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1350.276144][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.276374][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.276557][ T32] r4:84fab400 [ 1350.276597][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.276658][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1350.276682][ T32] r4:00000001 [ 1350.276704][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.276975][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1350.277009][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.277040][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.277156][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.277190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.277214][ T32] r4:84faa640 [ 1350.277389][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.277445][ T32] INFO: task kworker/1:473:6521 blocked for more than 476 seconds. [ 1350.277506][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.277534][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.277557][ T32] task:kworker/1:473 state:D stack:0 pid:6521 tgid:6521 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.277621][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.277726][ T32] Call trace: [ 1350.277825][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1350.277878][ T32] r10:82918930 r9:ed091d84 r8:00000002 r7:60000013 r6:ed091d8c r5:85a84800 [ 1350.278058][ T32] r4:85a84800 [ 1350.278233][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1350.278278][ T32] r5:85a84800 r4:8291892c [ 1350.278300][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.278341][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.278387][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed091e08 [ 1350.278409][ T32] r4:00000000 [ 1350.278500][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1350.278542][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1350.278589][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.278761][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b0cc0 [ 1350.278858][ T32] r4:00000000 [ 1350.278953][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1350.279042][ T32] r9:83018205 r8:85a84800 r7:00000000 r6:83018200 r5:00001000 r4:7f37d000 [ 1350.279093][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.279139][ T32] r5:00001000 r4:ed0a1000 [ 1350.279159][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.279203][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.279248][ T32] r5:85a71f8c r4:85a71c00 [ 1350.279269][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.279459][ T32] r7:ddde2d80 r6:83018200 r5:85a71f8c r4:859b8480 [ 1350.279548][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.279655][ T32] r10:61c88647 r9:85a84800 r8:859b84ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.279682][ T32] r4:859b8480 [ 1350.279753][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.279856][ T32] r10:00000000 r9:859b8480 r8:8027f5e8 r7:ed099e60 r6:859b8500 r5:85a84800 [ 1350.280001][ T32] r4:00000001 [ 1350.280024][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.280103][ T32] Exception stack(0xed091fb0 to 0xed091ff8) [ 1350.280321][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.288067][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.288118][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.288179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.288351][ T32] r4:859b0a40 [ 1350.288843][ T32] INFO: task kworker/1:473:6521 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1350.288891][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.288987][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.289096][ T32] Call trace: [ 1350.289190][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1350.289290][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1350.289343][ T32] r4:00000000 [ 1350.289395][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.289441][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1350.289470][ T32] 5d20: d9941000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1350.289505][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1350.289557][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1350.289586][ T32] r5:800f0013 r4:80239bb0 [ 1350.289627][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.289711][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1350.289852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 9 printk messages dropped ** [ 1350.301164][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.301345][ T32] r5:84ea6f8c r4:84ea6c00 ** 1 printk messages dropped ** [ 1350.301450][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 5 printk messages dropped ** [ 1350.301862][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1350.302572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1350.303067][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.303595][ T32] r5:85a85400 r4:8291892c ** 1 printk messages dropped ** [ 1350.303742][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1350.303936][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1350.304203][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1350.304446][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1350.304582][ T32] r4:859b8580 ** 2 printk messages dropped ** [ 1350.304782][ T32] r4:00000001 [ 1350.304808][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.304855][ T32] Exception stack(0xed0a5fb0 to 0xed0a5ff8) [ 1350.304886][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.304958][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.305008][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.305039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.305318][ T32] r4:859b0c80 [ 1350.305755][ T32] INFO: task kworker/1:474:6523 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1350.305821][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.306055][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.306133][ T32] Call trace: [ 1350.306225][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1350.306329][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1350.306357][ T32] r4:00000000 [ 1350.306487][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.306531][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1350.306560][ T32] 5d20: d9a9a000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1350.306588][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1350.306622][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1350.306646][ T32] r5:800f0013 r4:80239bb0 [ 1350.306666][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.306707][ T32] r4:82ac11e4 [ 1350.306726][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.306824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1350.306850][ T32] r4:e04e5dc0 [ 1350.306916][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.306961][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1350.306984][ T32] r4:00000000 [ 1350.307002][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1350.307103][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1350.307129][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.307199][ T32] r5:00001000 r4:dfecf000 [ 1350.307221][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.307298][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.307543][ T32] r5:84ea6f8c r4:84ea6c00 [ 1350.307911][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.307981][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1350.308005][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.308052][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.308119][ T32] r4:84fab400 [ 1350.308142][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.308245][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1350.308272][ T32] r4:00000001 [ 1350.308299][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.308336][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1350.308513][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.308571][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.308602][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.308640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.308663][ T32] r4:84faa640 [ 1350.308696][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.308754][ T32] INFO: task kworker/1:475:6525 blocked for more than 476 seconds. [ 1350.309055][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.309098][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.309148][ T32] task:kworker/1:475 state:D stack:0 pid:6525 tgid:6525 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.309275][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.309398][ T32] Call trace: [ 1350.309433][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1350.309480][ T32] r10:82918930 r9:ed0b9d84 r8:00000002 r7:60000013 r6:ed0b9d8c r5:85a86000 [ 1350.309556][ T32] r4:85a86000 [ 1350.309617][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1350.309675][ T32] r5:85a86000 r4:8291892c [ 1350.309699][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.309739][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.309838][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0b9e08 [ 1350.309868][ T32] r4:00000000 [ 1350.309973][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1350.310016][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1350.310052][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.310091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b0d80 [ 1350.310167][ T32] r4:00000000 [ 1350.310190][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1350.310303][ T32] r9:83018205 r8:85a86000 r7:00000000 r6:83018200 r5:00001000 r4:7f37f000 [ 1350.334045][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.334229][ T32] r5:00001000 r4:ed0af000 [ 1350.334257][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.334302][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.334481][ T32] r5:85a7238c r4:85a72000 [ 1350.334666][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.334729][ T32] r7:ddde2d80 r6:83018200 r5:85a7238c r4:859b8680 [ 1350.334830][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.334883][ T32] r10:61c88647 r9:85a86000 r8:859b86ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.334907][ T32] r4:859b8680 [ 1350.334926][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.335012][ T32] r10:00000000 r9:859b8680 r8:8027f5e8 r7:ed0a5e60 r6:859b8700 r5:85a86000 [ 1350.335039][ T32] r4:00000001 [ 1350.335104][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.335145][ T32] Exception stack(0xed0b9fb0 to 0xed0b9ff8) [ 1350.335176][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.335204][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.335377][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.335437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.335462][ T32] r4:847b98c0 ** 1 printk messages dropped ** [ 1350.335935][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1350.336463][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) ** 4 printk messages dropped ** [ 1350.336836][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1350.337469][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 3 printk messages dropped ** [ 1350.338100][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.338201][ T32] r5:84ea6f8c r4:84ea6c00 [ 1350.338224][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.338271][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1350.338294][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.338340][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.338591][ T32] r4:84fab400 [ 1350.338692][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.338742][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1350.338863][ T32] r4:00000001 [ 1350.338893][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.338932][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1350.339016][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.339101][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.339137][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.339194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.339221][ T32] r4:84faa640 [ 1350.339243][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.339273][ T32] INFO: task kworker/1:476:6527 blocked for more than 476 seconds. [ 1350.339378][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.339407][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.339456][ T32] task:kworker/1:476 state:D stack:0 pid:6527 tgid:6527 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.339505][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.339546][ T32] Call trace: [ 1350.339710][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1350.339815][ T32] r10:82918930 r9:ed0add84 r8:00000002 r7:60000113 r6:ed0add8c r5:85a86c00 [ 1350.339884][ T32] r4:85a86c00 [ 1350.339907][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1350.340019][ T32] r5:85a86c00 r4:8291892c [ 1350.340068][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.340243][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.361068][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0ade08 [ 1350.361170][ T32] r4:00000000 [ 1350.361242][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1350.361309][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1350.361356][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.361444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b9a40 [ 1350.361503][ T32] r4:00000000 [ 1350.361532][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1350.361586][ T32] r9:83018205 r8:85a86c00 r7:00000000 r6:83018200 r5:00001000 r4:7f381000 [ 1350.361608][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.361659][ T32] r5:00001000 r4:ed0b5000 [ 1350.361706][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.361803][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.361862][ T32] r5:85a7278c r4:85a72400 [ 1350.361925][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.362029][ T32] r7:ddde2d80 r6:83018200 r5:85a7278c r4:859b8800 [ 1350.362054][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.362103][ T32] r10:61c88647 r9:85a86c00 r8:859b882c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.362125][ T32] r4:859b8800 [ 1350.362164][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.362269][ T32] r10:00000000 r9:859b8800 r8:8027f5e8 r7:ed0a5e60 r6:859b8880 r5:85a86c00 [ 1350.362295][ T32] r4:00000001 [ 1350.362315][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.362355][ T32] Exception stack(0xed0adfb0 to 0xed0adff8) [ 1350.362423][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.362471][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.362509][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.362567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.362620][ T32] r4:8597f040 [ 1350.363090][ T32] INFO: task kworker/1:476:6527 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1350.363183][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.363314][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.363390][ T32] Call trace: [ 1350.363464][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1350.363522][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1350.363569][ T32] r4:00000000 [ 1350.363589][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.363635][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1350.363664][ T32] 5d20: d9f52000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1350.363781][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 1 printk messages dropped ** [ 1350.363875][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1350.364158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 6 printk messages dropped ** [ 1350.364469][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1350.364618][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 3 printk messages dropped ** [ 1350.364742][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1350.365284][ T32] INFO: task kworker/1:477:6529 blocked for more than 476 seconds. ** 7 printk messages dropped ** [ 1350.365708][ T32] r4:85a98000 ** 3 printk messages dropped ** [ 1350.365950][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1350.366502][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1350.367012][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1350.367265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1350.367783][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.367873][ T32] Call trace: [ 1350.367908][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1350.367974][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1350.368027][ T32] r4:00000000 [ 1350.368049][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.368089][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1350.368174][ T32] 5d20: d9f52000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1350.368207][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1350.368233][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1350.368373][ T32] r5:800f0013 r4:80239bb0 [ 1350.368513][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.368564][ T32] r4:82ac11e4 [ 1350.368585][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.368662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1350.368688][ T32] r4:e04e5dc0 [ 1350.368707][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.368749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1350.368773][ T32] r4:00000000 [ 1350.368819][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1350.368893][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1350.368944][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.369001][ T32] r5:00001000 r4:dfecf000 [ 1350.369024][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.369090][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.369135][ T32] r5:84ea6f8c r4:84ea6c00 [ 1350.369154][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.369285][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1350.369382][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.369439][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.369462][ T32] r4:84fab400 [ 1350.369482][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.369528][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1350.369796][ T32] r4:00000001 [ 1350.369870][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.369920][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1350.369994][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.370081][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.370381][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.392862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.393163][ T32] r4:84faa640 [ 1350.393195][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.393241][ T32] INFO: task kworker/1:478:6531 blocked for more than 476 seconds. [ 1350.393275][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.393592][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.393788][ T32] task:kworker/1:478 state:D stack:0 pid:6531 tgid:6531 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.393973][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.394116][ T32] Call trace: [ 1350.394155][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1350.394211][ T32] r10:82918930 r9:ed0cdd84 r8:00000002 r7:60000013 r6:ed0cdd8c r5:85a98c00 [ 1350.394235][ T32] r4:85a98c00 [ 1350.394254][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1350.394294][ T32] r5:85a98c00 r4:8291892c [ 1350.394480][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.394592][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.394650][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0cde08 [ 1350.394681][ T32] r4:00000000 [ 1350.394700][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1350.394738][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1350.394777][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.394820][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8597f700 [ 1350.395022][ T32] r4:00000000 [ 1350.395047][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1350.395361][ T32] r9:83018205 r8:85a98c00 r7:00000000 r6:83018200 r5:00001000 r4:7f38b000 [ 1350.395389][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.395433][ T32] r5:00001000 r4:ed0eb000 [ 1350.395453][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.395604][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.395660][ T32] r5:85a73b8c r4:85a73800 [ 1350.395683][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.395917][ T32] r7:ddde2d80 r6:83018200 r5:85a73b8c r4:859b8980 [ 1350.396242][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.396597][ T32] r10:61c88647 r9:85a98c00 r8:859b89ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.396630][ T32] r4:859b8980 [ 1350.396652][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.396698][ T32] r10:00000000 r9:859b8980 r8:8027f5e8 r7:ed0c1e60 r6:859b8a00 r5:85a98c00 [ 1350.396733][ T32] r4:00000001 [ 1350.396757][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.396795][ T32] Exception stack(0xed0cdfb0 to 0xed0cdff8) [ 1350.396863][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.396930][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.396960][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.396989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 2 printk messages dropped ** [ 1350.397519][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1350.398304][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.398584][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 9 printk messages dropped ** [ 1350.399429][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.399672][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1350.400019][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1350.423701][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1350.423968][ T32] r4:84faa640 [ 1350.424028][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.424188][ T32] INFO: task kworker/1:479:6533 blocked for more than 476 seconds. [ 1350.424263][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.424317][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.424380][ T32] task:kworker/1:479 state:D stack:0 pid:6533 tgid:6533 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.424506][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.424629][ T32] Call trace: [ 1350.424708][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1350.424816][ T32] r10:82918930 r9:ed0d5d84 r8:00000002 r7:60000013 r6:ed0d5d8c r5:85a99800 [ 1350.424866][ T32] r4:85a99800 [ 1350.424929][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1350.425018][ T32] r5:85a99800 r4:8291892c [ 1350.425187][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.425538][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.425667][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0d5e08 [ 1350.425794][ T32] r4:00000000 [ 1350.425851][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1350.425947][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1350.426032][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.426120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8597f400 [ 1350.426172][ T32] r4:00000000 [ 1350.426217][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1350.426346][ T32] r9:83018205 r8:85a99800 r7:00000000 r6:83018200 r5:00001000 r4:7f387000 [ 1350.426453][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.426622][ T32] r5:00001000 r4:ed0d7000 [ 1350.426689][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.426839][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.426943][ T32] r5:85a7338c r4:85a73000 [ 1350.426989][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.427087][ T32] r7:ddde2d80 r6:83018200 r5:85a7338c r4:859b8b00 [ 1350.427163][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.427283][ T32] r10:61c88647 r9:85a99800 r8:859b8b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.427342][ T32] r4:859b8b00 [ 1350.427387][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.427553][ T32] r10:00000000 r9:859b8b00 r8:8027f5e8 r7:ed0cde60 r6:859b8b80 r5:85a99800 [ 1350.427637][ T32] r4:00000001 [ 1350.427687][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.427804][ T32] Exception stack(0xed0d5fb0 to 0xed0d5ff8) [ 1350.427892][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.428034][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.428102][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.428167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.428264][ T32] r4:8597f240 [ 1350.429082][ T32] INFO: task kworker/1:479:6533 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1350.429157][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.429346][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.429547][ T32] Call trace: [ 1350.429723][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1350.429866][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1350.429918][ T32] r4:00000000 [ 1350.430062][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.430196][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1350.458052][ T32] 5d20: da8b4000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1350.458852][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 ** 2 printk messages dropped ** [ 1350.459071][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1350.471472][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1350.471655][ T32] r5:84ea6f8c r4:84ea6c00 [ 1350.471677][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1350.471983][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 9 printk messages dropped ** [ 1350.472344][ T32] INFO: task kworker/1:480:6534 blocked for more than 476 seconds. ** 3 printk messages dropped ** [ 1350.472503][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1350.472634][ T32] r10:82918930 r9:ed0e1d84 r8:00000002 r7:60000013 r6:ed0e1d8c r5:85a9a400 ** 4 printk messages dropped ** [ 1350.473084][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1350.473490][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1350.473922][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1350.474167][ T32] r7:ddde2d80 r6:83018200 r5:85a7378c r4:859b8a80 ** 2 printk messages dropped ** [ 1350.474277][ T32] r4:859b8a80 [ 1350.474636][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1350.474913][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1350.475895][ T32] r4:8597f240 ** 2 printk messages dropped ** [ 1350.476776][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1350.477056][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 2 printk messages dropped ** [ 1350.477153][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1350.477185][ T32] 5d20: dade1000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1350.477242][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1350.477309][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1350.477348][ T32] r5:800f0013 r4:80239bb0 [ 1350.477370][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.477413][ T32] r4:82ac11e4 [ 1350.477432][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.477473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1350.477495][ T32] r4:e04e5dc0 [ 1350.477512][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.477631][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1350.477788][ T32] r4:00000000 [ 1350.477984][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1350.478038][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1350.478059][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.478373][ T32] r5:00001000 r4:dfecf000 [ 1350.478396][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.478437][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.478478][ T32] r5:84ea6f8c r4:84ea6c00 [ 1350.478496][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.478541][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1350.478731][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.478800][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.478848][ T32] r4:84fab400 [ 1350.478876][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.478946][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1350.478971][ T32] r4:00000001 [ 1350.479007][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.479043][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1350.479069][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.479096][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.479121][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.479153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.479422][ T32] r4:84faa640 [ 1350.479445][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.479472][ T32] INFO: task kworker/1:481:6538 blocked for more than 476 seconds. [ 1350.479500][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.479607][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.479995][ T32] task:kworker/1:481 state:D stack:0 pid:6538 tgid:6538 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.480080][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.480162][ T32] Call trace: [ 1350.480194][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1350.480241][ T32] r10:82918930 r9:ed0e9d84 r8:00000002 r7:60000113 r6:ed0e9d8c r5:85a9b000 [ 1350.480262][ T32] r4:85a9b000 [ 1350.505978][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1350.506300][ T32] r5:85a9b000 r4:8291892c [ 1350.506688][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.506738][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.506785][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0e9e08 [ 1350.506807][ T32] r4:00000000 [ 1350.506826][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1350.506867][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1350.506989][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.507475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8597f7c0 ** 1 printk messages dropped ** [ 1350.507523][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1350.508166][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1350.509399][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1350.517649][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1350.518194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 10 printk messages dropped ** [ 1350.519052][ T32] r5:84ea6f8c r4:84ea6c00 [ 1350.519074][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.519203][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 1 printk messages dropped ** [ 1350.519306][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1350.519518][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) ** 2 printk messages dropped ** [ 1350.519818][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1350.519984][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1350.520110][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1350.533398][ T32] r4:85a9bc00 ** 3 printk messages dropped ** [ 1350.533605][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1350.533935][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1350.534236][ T32] r5:85ab878c r4:85ab8400 ** 2 printk messages dropped ** [ 1350.534369][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1350.534571][ T32] r10:00000000 r9:859b8d80 r8:8027f5e8 r7:ed0e9e60 r6:859b8e00 r5:85a9bc00 [ 1350.534597][ T32] r4:00000001 [ 1350.534619][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.534663][ T32] Exception stack(0xed0fdfb0 to 0xed0fdff8) [ 1350.534699][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.534728][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.534754][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.534782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.534804][ T32] r4:8597f800 [ 1350.535254][ T32] INFO: task kworker/1:482:6540 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1350.535290][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.535409][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.535463][ T32] Call trace: [ 1350.535519][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1350.535571][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1350.535594][ T32] r4:00000000 [ 1350.535613][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.535652][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1350.535680][ T32] 5d20: db357000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1350.535747][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1350.535776][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1350.535800][ T32] r5:800f0013 r4:80239bb0 [ 1350.535819][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.535867][ T32] r4:82ac11e4 [ 1350.535974][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.536065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1350.536108][ T32] r4:e04e5dc0 [ 1350.536203][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.536287][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1350.536381][ T32] r4:00000000 [ 1350.536407][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1350.536528][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1350.536577][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.536674][ T32] r5:00001000 r4:dfecf000 [ 1350.536749][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.536795][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.536851][ T32] r5:84ea6f8c r4:84ea6c00 [ 1350.536877][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.536926][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1350.536951][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.536998][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.537019][ T32] r4:84fab400 [ 1350.537040][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.537111][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1350.537165][ T32] r4:00000001 [ 1350.537187][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.537232][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1350.537262][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.537308][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.537361][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.537391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.537412][ T32] r4:84faa640 [ 1350.537433][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.537497][ T32] INFO: task kworker/1:483:6542 blocked for more than 477 seconds. [ 1350.537535][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.537562][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.537582][ T32] task:kworker/1:483 state:D stack:0 pid:6542 tgid:6542 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.537657][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.537728][ T32] Call trace: [ 1350.537819][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1350.537923][ T32] r10:82918930 r9:ed109d84 r8:00000002 r7:60000113 r6:ed109d8c r5:85a9c800 [ 1350.537950][ T32] r4:85a9c800 [ 1350.537971][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1350.538024][ T32] r5:85a9c800 r4:8291892c [ 1350.538046][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.538116][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.538165][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed109e08 [ 1350.538276][ T32] r4:00000000 [ 1350.538352][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1350.538421][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1350.538462][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.538523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8597f9c0 [ 1350.538577][ T32] r4:00000000 [ 1350.538630][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1350.539001][ T32] r7:ddde2d80 r6:83018200 r5:85ab838c r4:859b8e80 [ 1350.539021][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.539065][ T32] r10:61c88647 r9:85a9c800 r8:859b8eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.539088][ T32] r4:859b8e80 [ 1350.539108][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.539151][ T32] r10:00000000 r9:859b8e80 r8:8027f5e8 r7:ed0fde60 r6:859b8f00 r5:85a9c800 [ 1350.539227][ T32] r4:00000001 [ 1350.539259][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.539306][ T32] Exception stack(0xed109fb0 to 0xed109ff8) [ 1350.539338][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.539366][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.539392][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.539480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.539639][ T32] r4:8597f980 [ 1350.539927][ T32] INFO: task kworker/1:483:6542 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1350.539961][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.540018][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.540297][ T32] Call trace: [ 1350.559819][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1350.559915][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1350.559942][ T32] r4:00000000 [ 1350.560255][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.560370][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1350.560754][ T32] 5d20: db5db000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1350.560794][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1350.560820][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1350.560847][ T32] r5:800f0013 r4:80239bb0 [ 1350.560903][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.560987][ T32] r4:82ac11e4 [ 1350.561162][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.561210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1350.561261][ T32] r4:e04e5dc0 [ 1350.561284][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.561326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1350.561374][ T32] r4:00000000 [ 1350.561397][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1350.561470][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1350.561495][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.561542][ T32] r5:00001000 r4:dfecf000 [ 1350.561562][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.561635][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.561682][ T32] r5:84ea6f8c r4:84ea6c00 [ 1350.561701][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.561749][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1350.561804][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.561853][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.561934][ T32] r4:84fab400 [ 1350.561958][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.562004][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1350.562027][ T32] r4:00000001 [ 1350.562045][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1350.562173][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1350.562438][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.562759][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1350.562961][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8597fc80 ** 9 printk messages dropped ** [ 1350.563285][ T32] r7:ddde2d80 r6:83018200 r5:85ab8b8c r4:859b8f80 ** 5 printk messages dropped ** [ 1350.563474][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1350.563769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1350.564742][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) ** 7 printk messages dropped ** [ 1350.565071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 9 printk messages dropped ** [ 1350.565549][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1350.565745][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1350.566010][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 4 printk messages dropped ** [ 1350.566188][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1350.566496][ T32] INFO: task kworker/1:485:6546 blocked for more than 477 seconds. [ 1350.566549][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.566576][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.566599][ T32] task:kworker/1:485 state:D stack:0 pid:6546 tgid:6546 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.566644][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.566685][ T32] Call trace: [ 1350.566838][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1350.566893][ T32] r10:82918930 r9:ed111d84 r8:00000002 r7:60000013 r6:ed111d8c r5:85a9e000 [ 1350.566915][ T32] r4:85a9e000 [ 1350.566935][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1350.566974][ T32] r5:85a9e000 r4:8291892c [ 1350.566992][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.567029][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.567073][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed111e08 [ 1350.567094][ T32] r4:00000000 [ 1350.567113][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1350.567149][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1350.567211][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.567299][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d53c0 [ 1350.567408][ T32] r4:00000000 [ 1350.567429][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1350.567506][ T32] r9:83018205 r8:85a9e000 r7:00000000 r6:83018200 r5:00001000 r4:7f397000 [ 1350.567603][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.567871][ T32] r5:00001000 r4:ed127000 [ 1350.567899][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.567942][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.567985][ T32] r5:85ab938c r4:85ab9000 [ 1350.568004][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.568094][ T32] r7:ddde2d80 r6:83018200 r5:85ab938c r4:85254080 [ 1350.568125][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.568191][ T32] r10:61c88647 r9:85a9e000 r8:852540ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.568219][ T32] r4:85254080 [ 1350.568291][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.568342][ T32] r10:00000000 r9:85254080 r8:8027f5e8 r7:ed0f5e60 r6:85254100 r5:85a9e000 [ 1350.568375][ T32] r4:00000001 [ 1350.568401][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.568471][ T32] Exception stack(0xed111fb0 to 0xed111ff8) [ 1350.568561][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.568658][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.568688][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.568759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.568784][ T32] r4:8597fbc0 [ 1350.569079][ T32] INFO: task kworker/1:485:6546 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1350.569118][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.569196][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.569406][ T32] Call trace: [ 1350.569442][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1350.569493][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1350.569521][ T32] r4:00000000 [ 1350.569541][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.569734][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1350.569801][ T32] 5d20: db5db000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1350.569971][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1350.570001][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1350.570027][ T32] r5:800f0013 r4:80239bb0 [ 1350.570048][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.570088][ T32] r4:82ac11e4 [ 1350.570108][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.570148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1350.570174][ T32] r4:e04e5dc0 [ 1350.570299][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.605015][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1350.605070][ T32] r4:00000000 [ 1350.605120][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1350.605198][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 3 printk messages dropped ** [ 1350.605437][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.605527][ T32] r5:84ea6f8c r4:84ea6c00 ** 1 printk messages dropped ** [ 1350.605688][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 2 printk messages dropped ** [ 1350.605811][ T32] r4:84fab400 ** 1 printk messages dropped ** [ 1350.605881][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 5 printk messages dropped ** [ 1350.606196][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1350.606388][ T32] INFO: task kworker/1:486:6548 blocked for more than 477 seconds. ** 3 printk messages dropped ** [ 1350.606558][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1350.606767][ T32] r4:85a9ec00 ** 2 printk messages dropped ** [ 1350.606988][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1350.607353][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1350.607767][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1350.608033][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1350.608456][ T32] r5:85ab8f8c r4:85ab8c00 ** 3 printk messages dropped ** [ 1350.609037][ T32] r10:61c88647 r9:85a9ec00 r8:852541ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1350.609187][ T32] r10:00000000 r9:85254180 r8:8027f5e8 r7:ed111e60 r6:85254200 r5:85a9ec00 [ 1350.609320][ T32] r4:00000001 [ 1350.609415][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.609453][ T32] Exception stack(0xed125fb0 to 0xed125ff8) [ 1350.609481][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.609587][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.609619][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.609648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.609670][ T32] r4:852d5d00 [ 1350.610159][ T32] INFO: task kworker/1:486:6548 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1350.610196][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.620946][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.621043][ T32] Call trace: [ 1350.621105][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1350.621166][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1350.621192][ T32] r4:00000000 [ 1350.621213][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.621252][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1350.621282][ T32] 5d20: dbaf8000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1350.621412][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1350.621443][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1350.621467][ T32] r5:800f0013 r4:80239bb0 [ 1350.621487][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.621557][ T32] r4:82ac11e4 [ 1350.621653][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.621755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1350.621820][ T32] r4:e04e5dc0 [ 1350.621856][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.621938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1350.621968][ T32] r4:00000000 [ 1350.622216][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1350.622268][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1350.622302][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.622350][ T32] r5:00001000 r4:dfecf000 [ 1350.622370][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.622409][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.622453][ T32] r5:84ea6f8c r4:84ea6c00 [ 1350.622472][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.622649][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1350.622746][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.622796][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.622844][ T32] r4:84fab400 [ 1350.622872][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.622919][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1350.622941][ T32] r4:00000001 [ 1350.622961][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.623000][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1350.623133][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.623222][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.623338][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.623369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.623540][ T32] r4:84faa640 [ 1350.623733][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.623789][ T32] INFO: task kworker/1:487:6549 blocked for more than 477 seconds. [ 1350.623826][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.623851][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.623967][ T32] task:kworker/1:487 state:D stack:0 pid:6549 tgid:6549 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.624092][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.624167][ T32] Call trace: [ 1350.624226][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1350.624278][ T32] r10:82918930 r9:ed11dd84 r8:00000002 r7:60000013 r6:ed11dd8c r5:85a90000 [ 1350.624430][ T32] r4:85a90000 [ 1350.624453][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1350.624518][ T32] r5:85a90000 r4:8291892c [ 1350.624540][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.624581][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.624629][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed11de08 [ 1350.624686][ T32] r4:00000000 [ 1350.624709][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1350.624746][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1350.624786][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.624827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85265040 [ 1350.624849][ T32] r4:00000000 [ 1350.624877][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1350.624951][ T32] r9:83018205 r8:85a90000 r7:00000000 r6:83018200 r5:00001000 r4:7f399000 [ 1350.625006][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.625079][ T32] r5:00001000 r4:ed12d000 [ 1350.625130][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.625174][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.625228][ T32] r5:85ab978c r4:85ab9400 [ 1350.625249][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.625295][ T32] r7:ddde2d80 r6:83018200 r5:85ab978c r4:85254280 [ 1350.625319][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.625366][ T32] r10:61c88647 r9:85a90000 r8:852542ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.625741][ T32] r4:85254280 [ 1350.625820][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.625954][ T32] r10:00000000 r9:85254280 r8:8027f5e8 r7:ed111e60 r6:85254300 r5:85a90000 [ 1350.626010][ T32] r4:00000001 [ 1350.626061][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.626101][ T32] Exception stack(0xed11dfb0 to 0xed11dff8) [ 1350.626128][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.626158][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.626196][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.626254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.626305][ T32] r4:85265080 [ 1350.627000][ T32] INFO: task kworker/1:487:6549 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1350.627126][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.627333][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.627454][ T32] Call trace: [ 1350.627665][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1350.627777][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1350.627840][ T32] r4:00000000 [ 1350.627903][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.628005][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1350.628065][ T32] 5d20: dbaf8000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1350.628123][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1350.628188][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1350.628264][ T32] r5:800f0013 r4:80239bb0 [ 1350.628314][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.628395][ T32] r4:82ac11e4 [ 1350.628497][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.628587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1350.628664][ T32] r4:e04e5dc0 [ 1350.628728][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.628821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1350.628876][ T32] r4:00000000 [ 1350.628937][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1350.629043][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1350.629123][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.629253][ T32] r5:00001000 r4:dfecf000 [ 1350.629325][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.629414][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.629508][ T32] r5:84ea6f8c r4:84ea6c00 [ 1350.629555][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.629663][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1350.629712][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.629909][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.629968][ T32] r4:84fab400 [ 1350.630013][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.630103][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1350.630147][ T32] r4:00000001 [ 1350.630186][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.630362][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1350.655093][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.655213][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.655277][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.655364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.655423][ T32] r4:84faa640 [ 1350.655476][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.655540][ T32] INFO: task kworker/1:488:6551 blocked for more than 477 seconds. [ 1350.655604][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.655662][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.655712][ T32] task:kworker/1:488 state:D stack:0 pid:6551 tgid:6551 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.655852][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.656097][ T32] Call trace: [ 1350.656316][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1350.656442][ T32] r10:82918930 r9:ed139d84 r8:00000002 r7:60000013 r6:ed139d8c r5:85a91800 [ 1350.656519][ T32] r4:85a91800 [ 1350.656565][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1350.656780][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1350.657856][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1350.658774][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1350.691903][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 ** 10 printk messages dropped ** [ 1350.692779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 ** 7 printk messages dropped ** [ 1350.693365][ T32] r5:00001000 r4:dfecf000 ** 2 printk messages dropped ** [ 1350.693613][ T32] r5:84ea6f8c r4:84ea6c00 ** 1 printk messages dropped ** [ 1350.693833][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 4 printk messages dropped ** [ 1350.694262][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 5 printk messages dropped ** [ 1350.694725][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.694794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.695044][ T32] r4:84faa640 [ 1350.695130][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.695223][ T32] INFO: task kworker/1:489:6552 blocked for more than 477 seconds. [ 1350.695306][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.695378][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.695452][ T32] task:kworker/1:489 state:D stack:0 pid:6552 tgid:6552 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.695572][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.695690][ T32] Call trace: [ 1350.695776][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1350.696010][ T32] r10:82918930 r9:ed131d84 r8:00000002 r7:60000013 r6:ed131d8c r5:85a92400 [ 1350.696095][ T32] r4:85a92400 [ 1350.696145][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1350.696221][ T32] r5:85a92400 r4:8291892c [ 1350.696260][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.696338][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.696414][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed131e08 [ 1350.696478][ T32] r4:00000000 [ 1350.696539][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1350.696627][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1350.696713][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.696809][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85265380 [ 1350.696867][ T32] r4:00000000 [ 1350.696945][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1350.697062][ T32] r9:83018205 r8:85a92400 r7:00000000 r6:83018200 r5:00001000 r4:7f39b000 [ 1350.697112][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.697195][ T32] r5:00001000 r4:ed13b000 [ 1350.697256][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.697341][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.697426][ T32] r5:85ab9b8c r4:85ab9800 [ 1350.697473][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.697575][ T32] r7:ddde2d80 r6:83018200 r5:85ab9b8c r4:85254480 [ 1350.697631][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.697735][ T32] r10:61c88647 r9:85a92400 r8:852544ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.697830][ T32] r4:85254480 [ 1350.697886][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.697977][ T32] r10:00000000 r9:85254480 r8:8027f5e8 r7:ed139e60 r6:85254500 r5:85a92400 [ 1350.698027][ T32] r4:00000001 [ 1350.698073][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.698171][ T32] Exception stack(0xed131fb0 to 0xed131ff8) [ 1350.698237][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.698296][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.698349][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.698420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.698477][ T32] r4:85265340 [ 1350.699213][ T32] INFO: task kworker/1:489:6552 is blocked on a mutex likely owned by task kworker/0:188:3724. ** 5 printk messages dropped ** [ 1350.699794][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.700217][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1350.721998][ T32] r4:e04e5dc0 ** 3 printk messages dropped ** [ 1350.722221][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1350.722671][ T32] r5:84ea6f8c r4:84ea6c00 [ 1350.722691][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1350.722849][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1350.723403][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.723919][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.724572][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1350.725708][ T32] r5:00001000 r4:ed179000 ** 6 printk messages dropped ** [ 1350.726388][ T32] r10:61c88647 r9:85a90c00 r8:852545ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1350.727180][ T32] r4:85265440 ** 3 printk messages dropped ** [ 1350.728062][ T32] Call trace: ** 7 printk messages dropped ** [ 1350.728649][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1350.729021][ T32] r4:e04e5dc0 ** 5 printk messages dropped ** [ 1350.729478][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1350.729814][ T32] r5:84ea6f8c r4:84ea6c00 ** 1 printk messages dropped ** [ 1350.729905][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1350.729927][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.730152][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.730182][ T32] r4:84fab400 [ 1350.730349][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.752834][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1350.752948][ T32] r4:00000001 [ 1350.753006][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.753131][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1350.753201][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.753266][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.753329][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.753400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.753484][ T32] r4:84faa640 [ 1350.753638][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.753805][ T32] INFO: task kworker/1:491:6559 blocked for more than 477 seconds. [ 1350.753995][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.754087][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.754143][ T32] task:kworker/1:491 state:D stack:0 pid:6559 tgid:6559 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.754249][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.754366][ T32] Call trace: [ 1350.754468][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1350.754582][ T32] r10:82918930 r9:ed14dd84 r8:00000002 r7:60000013 r6:ed14dd8c r5:85a93c00 [ 1350.754664][ T32] r4:85a93c00 [ 1350.754718][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1350.754808][ T32] r5:85a93c00 r4:8291892c [ 1350.754929][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.755027][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.755152][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed14de08 [ 1350.755213][ T32] r4:00000000 [ 1350.755260][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1350.755344][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1350.755452][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.755574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85265780 [ 1350.755659][ T32] r4:00000000 [ 1350.755728][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1350.755838][ T32] r9:83018205 r8:85a93c00 r7:00000000 r6:83018200 r5:00001000 r4:7f3a1000 [ 1350.756076][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.756191][ T32] r5:00001000 r4:ed155000 [ 1350.756268][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.756362][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.756446][ T32] r5:85aba78c r4:85aba400 [ 1350.756502][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.756600][ T32] r7:ddde2d80 r6:83018200 r5:85aba78c r4:85254680 [ 1350.756650][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.756737][ T32] r10:61c88647 r9:85a93c00 r8:852546ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.756807][ T32] r4:85254680 [ 1350.756872][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.756975][ T32] r10:00000000 r9:85254680 r8:8027f5e8 r7:ed145e60 r6:85254700 r5:85a93c00 [ 1350.757039][ T32] r4:00000001 [ 1350.757095][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.757197][ T32] Exception stack(0xed14dfb0 to 0xed14dff8) [ 1350.757256][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.757312][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.757387][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.757460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.757506][ T32] r4:852656c0 [ 1350.758291][ T32] INFO: task kworker/1:491:6559 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1350.758396][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.758570][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.758672][ T32] Call trace: [ 1350.758735][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1350.758836][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1350.758895][ T32] r4:00000000 [ 1350.758958][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.759055][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1350.759116][ T32] 5d20: dc167000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1350.759179][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1350.759235][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1350.759287][ T32] r5:800f0013 r4:80239bb0 [ 1350.759330][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.759416][ T32] r4:82ac11e4 [ 1350.759547][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1350.760046][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 4 printk messages dropped ** [ 1350.792141][ T32] r5:84ea6f8c r4:84ea6c00 ** 1 printk messages dropped ** [ 1350.792305][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 ** 4 printk messages dropped ** [ 1350.792736][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 ** 7 printk messages dropped ** [ 1350.793329][ T32] r4:84faa640 ** 2 printk messages dropped ** [ 1350.793559][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.793624][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.793795][ T32] task:kworker/1:492 state:D stack:0 pid:6561 tgid:6561 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.793954][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.794054][ T32] Call trace: [ 1350.794130][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1350.794237][ T32] r10:82918930 r9:ed171d84 r8:00000002 r7:60000013 r6:ed171d8c r5:85a94800 [ 1350.794290][ T32] r4:85a94800 [ 1350.794338][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1350.794426][ T32] r5:85a94800 r4:8291892c [ 1350.794493][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.794583][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.794690][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed171e08 [ 1350.794746][ T32] r4:00000000 [ 1350.794791][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1350.794882][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1350.794972][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.795066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85265840 [ 1350.795141][ T32] r4:00000000 [ 1350.795194][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1350.795302][ T32] r9:83018205 r8:85a94800 r7:00000000 r6:83018200 r5:00001000 r4:7f3a3000 [ 1350.795356][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.795448][ T32] r5:00001000 r4:ed15f000 [ 1350.795496][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.795581][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.795728][ T32] r5:85abab8c r4:85aba800 [ 1350.795784][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.795887][ T32] r7:ddde2d80 r6:83018200 r5:85abab8c r4:85254780 ** 1 printk messages dropped ** [ 1350.796096][ T32] r10:61c88647 r9:85a94800 r8:852547ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1350.796507][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1350.797797][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1350.798592][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff ** 9 printk messages dropped ** [ 1350.799724][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1350.800279][ T32] r5:84ea6f8c r4:84ea6c00 [ 1350.815377][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1350.815764][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1350.816500][ T32] r4:84faa640 ** 5 printk messages dropped ** [ 1350.817046][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.817881][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1350.818859][ T32] r5:00001000 r4:ed165000 ** 5 printk messages dropped ** [ 1350.819328][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1350.820059][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.845331][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1350.846045][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1350.846594][ T32] r4:00000000 [ 1350.846653][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1350.846742][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1350.846783][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.846891][ T32] r5:00001000 r4:dfecf000 [ 1350.846937][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.847030][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.847137][ T32] r5:84ea6f8c r4:84ea6c00 [ 1350.847206][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.847301][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1350.847348][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.847463][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.847509][ T32] r4:84fab400 [ 1350.847551][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.847643][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1350.847696][ T32] r4:00000001 [ 1350.847746][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.847846][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1350.847927][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.848008][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.848085][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.848157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.848210][ T32] r4:84faa640 [ 1350.848255][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.848315][ T32] INFO: task kworker/1:494:6564 blocked for more than 477 seconds. [ 1350.848404][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.848468][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.848517][ T32] task:kworker/1:494 state:D stack:0 pid:6564 tgid:6564 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.848644][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.848762][ T32] Call trace: [ 1350.848870][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1350.848989][ T32] r10:82918930 r9:ed17dd84 r8:00000002 r7:60000013 r6:ed17dd8c r5:85a96c00 [ 1350.849047][ T32] r4:85a96c00 [ 1350.849098][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1350.849187][ T32] r5:85a96c00 r4:8291892c [ 1350.849262][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.849362][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.849471][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed17de08 [ 1350.849528][ T32] r4:00000000 [ 1350.849577][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1350.849666][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1350.849749][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.849909][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85265ac0 [ 1350.849964][ T32] r4:00000000 [ 1350.850010][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1350.850113][ T32] r9:83018205 r8:85a96c00 r7:00000000 r6:83018200 r5:00001000 r4:7f3a7000 [ 1350.850163][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.850247][ T32] r5:00001000 r4:ed173000 [ 1350.866215][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.866478][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.866607][ T32] r5:85abb38c r4:85abb000 [ 1350.866661][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.866848][ T32] r7:ddde2d80 r6:83018200 r5:85abb38c r4:85254980 [ 1350.866939][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.867048][ T32] r10:61c88647 r9:85a96c00 r8:852549ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.867102][ T32] r4:85254980 [ 1350.867153][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.867291][ T32] r10:00000000 r9:85254980 r8:8027f5e8 r7:ed145e60 r6:85254a00 r5:85a96c00 [ 1350.867385][ T32] r4:00000001 [ 1350.867472][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.867565][ T32] Exception stack(0xed17dfb0 to 0xed17dff8) [ 1350.867653][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.867743][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.867872][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.868034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.868088][ T32] r4:852659c0 [ 1350.868838][ T32] INFO: task kworker/1:494:6564 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1350.868914][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.869041][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.869183][ T32] Call trace: [ 1350.869295][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1350.869583][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1350.869689][ T32] 5d20: dc842000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1350.869797][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1350.869867][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1350.869926][ T32] r5:800f0013 r4:80239bb0 [ 1350.870040][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.870141][ T32] r4:82ac11e4 [ 1350.870188][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.870543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1350.881590][ T32] r4:e04e5dc0 [ 1350.881683][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.881854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1350.881920][ T32] r4:00000000 [ 1350.881968][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1350.882074][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1350.882127][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.882227][ T32] r5:00001000 r4:dfecf000 [ 1350.882279][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.882387][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.882518][ T32] r5:84ea6f8c r4:84ea6c00 [ 1350.882573][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.882682][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1350.882735][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.882836][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.882945][ T32] r4:84fab400 [ 1350.883001][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.883101][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1350.883173][ T32] r4:00000001 [ 1350.883229][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.883351][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1350.883434][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.883504][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.883594][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.883665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.883736][ T32] r4:84faa640 [ 1350.883806][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.883914][ T32] INFO: task kworker/1:495:6566 blocked for more than 477 seconds. [ 1350.884023][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.884086][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.884142][ T32] task:kworker/1:495 state:D stack:0 pid:6566 tgid:6566 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.884266][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.884367][ T32] Call trace: [ 1350.884496][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1350.884623][ T32] r10:82918930 r9:ed185d84 r8:00000002 r7:60000013 r6:ed185d8c r5:85aa0000 [ 1350.884685][ T32] r4:85aa0000 [ 1350.884735][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1350.884825][ T32] r5:85aa0000 r4:8291892c [ 1350.884882][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.884973][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1350.885713][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1350.886273][ T32] r7:ddde2d80 r6:83018200 r5:85abbb8c r4:85254a80 ** 2 printk messages dropped ** [ 1350.886468][ T32] r4:85254a80 [ 1350.886505][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.886618][ T32] r10:00000000 r9:85254a80 r8:8027f5e8 r7:ed145e60 r6:85254b00 r5:85aa0000 [ 1350.886680][ T32] r4:00000001 [ 1350.886720][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.886786][ T32] Exception stack(0xed185fb0 to 0xed185ff8) [ 1350.886837][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.886897][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.886948][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.887001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.887047][ T32] r4:852659c0 [ 1350.887724][ T32] INFO: task kworker/1:495:6566 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1350.887832][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.888032][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.888138][ T32] Call trace: [ 1350.888295][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1350.888425][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1350.888495][ T32] r4:00000000 [ 1350.888543][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.888664][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1350.888742][ T32] 5d20: dc842000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1350.888840][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1350.888929][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1350.889007][ T32] r5:800f0013 r4:80239bb0 [ 1350.889077][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.889174][ T32] r4:82ac11e4 [ 1350.889291][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 2 printk messages dropped ** [ 1350.889526][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1350.890415][ T32] r5:84ea6f8c r4:84ea6c00 [ 1350.931275][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1350.931662][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1350.932293][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.932991][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.933913][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1350.934778][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1350.935556][ T32] r4:85254b80 ** 5 printk messages dropped ** [ 1350.936556][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1350.937852][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1350.938757][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1350.939365][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 ** 7 printk messages dropped ** [ 1350.939956][ T32] r5:84ea6f8c r4:84ea6c00 [ 1350.940006][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1350.940346][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.966016][ T32] r4:84fab400 [ 1350.966108][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.966260][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1350.966343][ T32] r4:00000001 [ 1350.966402][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.966494][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1350.966566][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.966653][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.966721][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.966802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.966878][ T32] r4:84faa640 [ 1350.966949][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.967017][ T32] INFO: task kworker/1:497:6572 blocked for more than 477 seconds. [ 1350.967087][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.967141][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.967189][ T32] task:kworker/1:497 state:D stack:0 pid:6572 tgid:6572 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.967354][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.967497][ T32] Call trace: [ 1350.967606][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1350.967716][ T32] r10:82918930 r9:ed1b9d84 r8:00000002 r7:60000113 r6:ed1b9d8c r5:85aa1800 [ 1350.967767][ T32] r4:85aa1800 [ 1350.967813][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1350.967909][ T32] r5:85aa1800 r4:8291892c [ 1350.967956][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.968042][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.968141][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1b9e08 [ 1350.968216][ T32] r4:00000000 [ 1350.968267][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1350.968351][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1350.968437][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.968528][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8524a640 [ 1350.968580][ T32] r4:00000000 [ 1350.968624][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1350.968727][ T32] r9:83018205 r8:85aa1800 r7:00000000 r6:83018200 r5:00001000 r4:7f3b5000 [ 1350.968775][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.968886][ T32] r5:00001000 r4:ed1b5000 [ 1350.969042][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.969137][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.969239][ T32] r5:85abbf8c r4:85abbc00 [ 1350.969287][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.969400][ T32] r7:ddde2d80 r6:83018200 r5:85abbf8c r4:85254c80 [ 1350.969455][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.969575][ T32] r10:61c88647 r9:85aa1800 r8:85254cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.969682][ T32] r4:85254c80 [ 1350.969733][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.969886][ T32] r10:00000000 r9:85254c80 r8:8027f5e8 r7:ed199e60 r6:85254d00 r5:85aa1800 [ 1350.969958][ T32] r4:00000001 [ 1350.970074][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.970185][ T32] Exception stack(0xed1b9fb0 to 0xed1b9ff8) [ 1350.970265][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.981012][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.981185][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.981296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.981365][ T32] r4:8524a4c0 [ 1350.982149][ T32] INFO: task kworker/1:497:6572 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1350.982235][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1350.982909][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) ** 9 printk messages dropped ** [ 1350.983735][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1350.984534][ T32] r5:84ea6f8c r4:84ea6c00 [ 1350.984593][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1350.984930][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1350.985504][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.986179][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.986820][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1350.987784][ T32] r5:00001000 r4:dfba1000 ** 6 printk messages dropped ** [ 1350.988518][ T32] r10:61c88647 r9:85aa3000 r8:85254dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1350.989088][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.989153][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.989235][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.989345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.989425][ T32] r4:8524a600 [ 1350.989928][ T32] INFO: task kworker/1:498:6575 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1350.990006][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.990155][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.990275][ T32] Call trace: [ 1351.012480][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1351.012808][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1351.012885][ T32] r4:00000000 [ 1351.012980][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.013166][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1351.013254][ T32] 5d20: dcfa4000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1351.013329][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1351.013393][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1351.013474][ T32] r5:800f0013 r4:80239bb0 [ 1351.013528][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.013628][ T32] r4:82ac11e4 [ 1351.013706][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.013847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1351.013910][ T32] r4:e04e5dc0 [ 1351.013978][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.014101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1351.014158][ T32] r4:00000000 [ 1351.014232][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.014344][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1351.014409][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.014515][ T32] r5:00001000 r4:dfecf000 [ 1351.014566][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.014674][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.014777][ T32] r5:84ea6f8c r4:84ea6c00 [ 1351.014860][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.014985][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1351.015039][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.015144][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.015200][ T32] r4:84fab400 [ 1351.015262][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.015373][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1351.015440][ T32] r4:00000001 [ 1351.015515][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.015609][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1351.015672][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.015735][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.015796][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.015886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.015951][ T32] r4:84faa640 [ 1351.016005][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.016094][ T32] INFO: task kworker/1:499:6583 blocked for more than 477 seconds. [ 1351.016167][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.016223][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.016292][ T32] task:kworker/1:499 state:D stack:0 pid:6583 tgid:6583 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1351.016554][ T32] Call trace: ** 6 printk messages dropped ** [ 1351.017218][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1351.017816][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.018337][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1351.018917][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1351.019568][ T32] r4:8524a880 ** 4 printk messages dropped ** [ 1351.044418][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1351.045252][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1351.046136][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1351.046466][ T32] r5:84ea6f8c r4:84ea6c00 ** 3 printk messages dropped ** [ 1351.046860][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1351.047373][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.048169][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.048913][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1351.049662][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1351.068450][ T32] r4:85254f80 [ 1351.068545][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.068689][ T32] r10:00000000 r9:85254f80 r8:8027f5e8 r7:ed15de60 r6:8525a000 r5:85aa4800 [ 1351.068766][ T32] r4:00000001 [ 1351.068825][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.068919][ T32] Exception stack(0xed195fb0 to 0xed195ff8) [ 1351.068984][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.069048][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.069107][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.069173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.069238][ T32] r4:8524a880 [ 1351.070037][ T32] INFO: task kworker/1:500:6584 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1351.070114][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.080926][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.081176][ T32] Call trace: [ 1351.081278][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1351.081409][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1351.081483][ T32] r4:00000000 [ 1351.081536][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.081631][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1351.081721][ T32] 5d20: dd7b5000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1351.081838][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1351.081914][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1351.081976][ T32] r5:800f0013 r4:80239bb0 [ 1351.082024][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.082126][ T32] r4:82ac11e4 [ 1351.082191][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.082298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1351.082355][ T32] r4:e04e5dc0 [ 1351.082415][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.082513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1351.082563][ T32] r4:00000000 [ 1351.082629][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.082744][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1351.082831][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.082943][ T32] r5:00001000 r4:dfecf000 [ 1351.082993][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.083080][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.083171][ T32] r5:84ea6f8c r4:84ea6c00 [ 1351.083233][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.083346][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1351.083401][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.083512][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.083593][ T32] r4:84fab400 [ 1351.083642][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.083755][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1351.083811][ T32] r4:00000001 [ 1351.083856][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.083940][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1351.084024][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.084116][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.084198][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.084267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.084358][ T32] r4:84faa640 [ 1351.084425][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.084504][ T32] INFO: task kworker/1:501:6586 blocked for more than 477 seconds. [ 1351.084576][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.084629][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.084703][ T32] task:kworker/1:501 state:D stack:0 pid:6586 tgid:6586 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.084810][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1351.085301][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1351.086152][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1351.086550][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.086646][ T32] r5:00001000 r4:ecf6f000 [ 1351.086713][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.086802][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.086911][ T32] r5:85ac0b8c r4:85ac0800 [ 1351.086961][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.087057][ T32] r7:ddde2d80 r6:83018200 r5:85ac0b8c r4:8525a080 [ 1351.087120][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.087233][ T32] r10:61c88647 r9:85aa5400 r8:8525a0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.087285][ T32] r4:8525a080 [ 1351.087354][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.087471][ T32] r10:00000000 r9:8525a080 r8:8027f5e8 r7:ed15de60 r6:8525a100 r5:85aa5400 [ 1351.087523][ T32] r4:00000001 [ 1351.087582][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.087706][ T32] Exception stack(0xed1c5fb0 to 0xed1c5ff8) [ 1351.087785][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.087864][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.087961][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.088037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.088101][ T32] r4:8524a880 [ 1351.088869][ T32] INFO: task kworker/1:501:6586 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1351.088947][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.089091][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.089268][ T32] Call trace: [ 1351.089393][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1351.089506][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1351.089560][ T32] r4:00000000 [ 1351.089615][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.089701][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1351.089793][ T32] 5d20: dd7b5000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1351.089863][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1351.089948][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1351.090026][ T32] r5:800f0013 r4:80239bb0 [ 1351.090102][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.090196][ T32] r4:82ac11e4 [ 1351.090242][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.120867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1351.121013][ T32] r4:e04e5dc0 [ 1351.121062][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.121193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1351.121269][ T32] r4:00000000 [ 1351.121321][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.121436][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1351.121512][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.121626][ T32] r5:00001000 r4:dfecf000 [ 1351.121685][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.121819][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.121912][ T32] r5:84ea6f8c r4:84ea6c00 [ 1351.121983][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.122091][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1351.122140][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.122236][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.122351][ T32] r4:84fab400 [ 1351.122428][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.122559][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1351.122643][ T32] r4:00000001 [ 1351.122750][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.122848][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1351.122933][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.123003][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.123071][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.123175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.123250][ T32] r4:84faa640 [ 1351.123336][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.123443][ T32] INFO: task kworker/1:502:6608 blocked for more than 477 seconds. [ 1351.123569][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.123627][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.123693][ T32] task:kworker/1:502 state:D stack:0 pid:6608 tgid:6608 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.123896][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.123997][ T32] Call trace: [ 1351.124072][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1351.124179][ T32] r10:82918930 r9:ed1d5d84 r8:00000002 r7:60000113 r6:ed1d5d8c r5:85aa6c00 [ 1351.124235][ T32] r4:85aa6c00 [ 1351.124280][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1351.124370][ T32] r5:85aa6c00 r4:8291892c [ 1351.124418][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.124525][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.124679][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1d5e08 [ 1351.124743][ T32] r4:00000000 [ 1351.124786][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1351.124892][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.124981][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.125114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f92c0 [ 1351.125179][ T32] r4:00000000 [ 1351.125226][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.125329][ T32] r9:83018205 r8:85aa6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f339000 [ 1351.125415][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.125520][ T32] r5:00001000 r4:ecf63000 [ 1351.125567][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.125654][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.125745][ T32] r5:85a2df8c r4:85a2dc00 [ 1351.125825][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.125929][ T32] r7:ddde2d80 r6:83018200 r5:85a2df8c r4:8525a180 [ 1351.125988][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.126086][ T32] r10:61c88647 r9:85aa6c00 r8:8525a1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.126152][ T32] r4:8525a180 [ 1351.126202][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.126309][ T32] r10:00000000 r9:8525a180 r8:8027f5e8 r7:ed1c5e60 r6:8525a200 r5:85aa6c00 [ 1351.126364][ T32] r4:00000001 [ 1351.126409][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.126509][ T32] Exception stack(0xed1d5fb0 to 0xed1d5ff8) [ 1351.126576][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.126640][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.126720][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.126790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.126840][ T32] r4:8524af40 [ 1351.127635][ T32] INFO: task kworker/1:502:6608 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1351.127737][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.127874][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.128004][ T32] Call trace: [ 1351.128105][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1351.128228][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1351.128292][ T32] r4:00000000 [ 1351.128339][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.128465][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1351.128552][ T32] 5d20: ddb42000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1351.128652][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1351.128732][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1351.128805][ T32] r5:800f0013 r4:80239bb0 [ 1351.128889][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.128987][ T32] r4:82ac11e4 [ 1351.129050][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.129170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1351.129235][ T32] r4:e04e5dc0 [ 1351.129281][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.129386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1351.129441][ T32] r4:00000000 [ 1351.129485][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.129581][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1351.129657][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.129758][ T32] r5:00001000 r4:dfecf000 [ 1351.129834][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.129926][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.130020][ T32] r5:84ea6f8c r4:84ea6c00 [ 1351.130076][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.130172][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1351.130264][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.155668][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.155779][ T32] r4:84fab400 [ 1351.155835][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.156005][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1351.156096][ T32] r4:00000001 [ 1351.156150][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.156247][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1351.156357][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.156433][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.156496][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.156561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.156616][ T32] r4:84faa640 [ 1351.156699][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.156790][ T32] INFO: task kworker/1:503:6613 blocked for more than 477 seconds. [ 1351.156861][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.156934][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.157029][ T32] task:kworker/1:503 state:D stack:0 pid:6613 tgid:6613 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.157153][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.157300][ T32] Call trace: [ 1351.157389][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1351.157506][ T32] r10:82918930 r9:ed1c1d84 r8:00000002 r7:60000113 r6:ed1c1d8c r5:85aa6000 [ 1351.157577][ T32] r4:85aa6000 [ 1351.157648][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1351.157781][ T32] r5:85aa6000 r4:8291892c [ 1351.157839][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.157941][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.158066][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1c1e08 [ 1351.158126][ T32] r4:00000000 [ 1351.158178][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1351.158287][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.158406][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.158508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8524a340 [ 1351.158560][ T32] r4:00000000 [ 1351.158605][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.158711][ T32] r9:83018205 r8:85aa6000 r7:00000000 r6:83018200 r5:00001000 r4:7f33f000 [ 1351.158764][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.158860][ T32] r5:00001000 r4:ecf8d000 [ 1351.158935][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.159029][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.159125][ T32] r5:85ac0f8c r4:85ac0c00 [ 1351.159175][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.159275][ T32] r7:ddde2d80 r6:83018200 r5:85ac0f8c r4:8525a280 [ 1351.159321][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.159421][ T32] r10:61c88647 r9:85aa6000 r8:8525a2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.159476][ T32] r4:8525a280 [ 1351.159524][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.159622][ T32] r10:00000000 r9:8525a280 r8:8027f5e8 r7:ed1c5e60 r6:8525a300 r5:85aa6000 [ 1351.159691][ T32] r4:00000001 [ 1351.159738][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.159817][ T32] Exception stack(0xed1c1fb0 to 0xed1c1ff8) [ 1351.159879][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.159949][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.160010][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.160094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.160151][ T32] r4:8524af00 [ 1351.174020][ T32] INFO: task kworker/1:503:6613 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1351.174239][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.174417][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.174576][ T32] Call trace: [ 1351.174663][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1351.174780][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1351.174834][ T32] r4:00000000 [ 1351.174878][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.174993][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1351.175078][ T32] 5d20: de005000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1351.175175][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1351.175243][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1351.175319][ T32] r5:800f0013 r4:80239bb0 [ 1351.175383][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.175529][ T32] r4:82ac11e4 [ 1351.175585][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.175683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1351.175736][ T32] r4:e04e5dc0 [ 1351.175782][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.175875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1351.175935][ T32] r4:00000000 [ 1351.175992][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.176087][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1351.176151][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.176240][ T32] r5:00001000 r4:dfecf000 [ 1351.176309][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.176406][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.176498][ T32] r5:84ea6f8c r4:84ea6c00 [ 1351.176544][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.176682][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1351.176739][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.176852][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.176922][ T32] r4:84fab400 [ 1351.176996][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.177087][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1351.177131][ T32] r4:00000001 [ 1351.177204][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.177285][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1351.177347][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.177409][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.177537][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.177659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.177728][ T32] r4:84faa640 [ 1351.177902][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.178065][ T32] INFO: task kworker/1:504:6617 blocked for more than 477 seconds. [ 1351.178184][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.178228][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.178256][ T32] task:kworker/1:504 state:D stack:0 pid:6617 tgid:6617 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.178376][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.178581][ T32] Call trace: [ 1351.178777][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1351.178869][ T32] r10:82918930 r9:ed1ddd84 r8:00000002 r7:60000113 r6:ed1ddd8c r5:85aa0c00 [ 1351.178910][ T32] r4:85aa0c00 [ 1351.178964][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1351.179075][ T32] r5:85aa0c00 r4:8291892c [ 1351.179118][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.179267][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.179348][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1dde08 [ 1351.179395][ T32] r4:00000000 [ 1351.179422][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1351.179573][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.179625][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.179670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c8280 [ 1351.179695][ T32] r4:00000000 [ 1351.179716][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.179783][ T32] r9:83018205 r8:85aa0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f3a1000 [ 1351.179858][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.179911][ T32] r5:00001000 r4:ec7ef000 [ 1351.179979][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.180055][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.180101][ T32] r5:85ac1f8c r4:85ac1c00 [ 1351.180126][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.180173][ T32] r7:ddde2d80 r6:83018200 r5:85ac1f8c r4:8525a380 [ 1351.180194][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.180291][ T32] r10:61c88647 r9:85aa0c00 r8:8525a3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.193985][ T32] r4:8525a380 [ 1351.194083][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.194164][ T32] r10:00000000 r9:8525a380 r8:8027f5e8 r7:ed1c1e60 r6:8525a400 r5:85aa0c00 [ 1351.194189][ T32] r4:00000001 [ 1351.194208][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.194250][ T32] Exception stack(0xed1ddfb0 to 0xed1ddff8) [ 1351.194285][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.194315][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.194391][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.194474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.194583][ T32] r4:8523fec0 [ 1351.195041][ T32] INFO: task kworker/1:504:6617 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1351.195105][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.195181][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.195233][ T32] Call trace: [ 1351.195338][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1351.195419][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1351.195447][ T32] r4:00000000 [ 1351.195467][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.195553][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1351.195586][ T32] 5d20: de273000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1351.195673][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1351.195702][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1351.195727][ T32] r5:800f0013 r4:80239bb0 [ 1351.195747][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.195812][ T32] r4:82ac11e4 [ 1351.195836][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.195879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1351.195900][ T32] r4:e04e5dc0 [ 1351.195920][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.195960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1351.195981][ T32] r4:00000000 [ 1351.195999][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.196069][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1351.196095][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.196162][ T32] r5:00001000 r4:dfecf000 [ 1351.196286][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.196337][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.196430][ T32] r5:84ea6f8c r4:84ea6c00 [ 1351.196489][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.196586][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1351.196650][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.196783][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.196849][ T32] r4:84fab400 [ 1351.196897][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.197034][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1351.197109][ T32] r4:00000001 [ 1351.197176][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.197257][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1351.197323][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.197386][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.197441][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.197503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.197552][ T32] r4:84faa640 [ 1351.197625][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.197736][ T32] INFO: task kworker/1:505:6619 blocked for more than 477 seconds. [ 1351.197849][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.197931][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.197983][ T32] task:kworker/1:505 state:D stack:0 pid:6619 tgid:6619 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.198083][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.198262][ T32] Call trace: [ 1351.198408][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1351.198522][ T32] r10:82918930 r9:ed1c9d84 r8:00000002 r7:60000113 r6:ed1c9d8c r5:85a93000 [ 1351.198579][ T32] r4:85a93000 [ 1351.198661][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1351.198768][ T32] r5:85a93000 r4:8291892c [ 1351.198831][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.198924][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.199106][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1c9e08 [ 1351.199170][ T32] r4:00000000 [ 1351.199215][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1351.199300][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.199387][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.199500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8591acc0 [ 1351.199589][ T32] r4:00000000 [ 1351.199649][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.199751][ T32] r9:83018205 r8:85a93000 r7:00000000 r6:83018200 r5:00001000 r4:7f37d000 [ 1351.199801][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.199899][ T32] r5:00001000 r4:ed0c5000 [ 1351.199982][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.200085][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.200181][ T32] r5:85a36b8c r4:85a36800 [ 1351.200230][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.200363][ T32] r7:ddde2d80 r6:83018200 r5:85a36b8c r4:8525a480 [ 1351.220746][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.220964][ T32] r10:61c88647 r9:85a93000 r8:8525a4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.221058][ T32] r4:8525a480 [ 1351.221114][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.221219][ T32] r10:00000000 r9:8525a480 r8:8027f5e8 r7:ed1dde60 r6:8525a500 r5:85a93000 [ 1351.221274][ T32] r4:00000001 [ 1351.221314][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.221397][ T32] Exception stack(0xed1c9fb0 to 0xed1c9ff8) [ 1351.221461][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.221543][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.221651][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.221751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.221836][ T32] r4:8524a300 [ 1351.222569][ T32] INFO: task kworker/1:505:6619 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1351.222694][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.222839][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.222954][ T32] Call trace: [ 1351.223110][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1351.223227][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1351.223316][ T32] r4:00000000 [ 1351.223369][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.223463][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1351.223530][ T32] 5d20: de39f000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1351.223632][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1351.223699][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1351.223779][ T32] r5:800f0013 r4:80239bb0 [ 1351.223848][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.223965][ T32] r4:82ac11e4 [ 1351.224017][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.224126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1351.224181][ T32] r4:e04e5dc0 [ 1351.224252][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.224353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1351.224402][ T32] r4:00000000 [ 1351.224465][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.224590][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1351.224667][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.224764][ T32] r5:00001000 r4:dfecf000 [ 1351.224813][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.224903][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.224998][ T32] r5:84ea6f8c r4:84ea6c00 [ 1351.225077][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.225258][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1351.225351][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.225481][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.225543][ T32] r4:84fab400 [ 1351.225596][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.225710][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1351.225800][ T32] r4:00000001 [ 1351.225869][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.225974][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1351.226059][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.226146][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.226211][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.226302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.226364][ T32] r4:84faa640 [ 1351.226415][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.226492][ T32] INFO: task kworker/1:506:6664 blocked for more than 477 seconds. [ 1351.226582][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.226684][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.226751][ T32] task:kworker/1:506 state:D stack:0 pid:6664 tgid:6664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.226896][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.227000][ T32] Call trace: [ 1351.227097][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1351.227202][ T32] r10:82918930 r9:ed23dd84 r8:00000002 r7:60000113 r6:ed23dd8c r5:855b3000 [ 1351.227276][ T32] r4:855b3000 [ 1351.227345][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1351.227441][ T32] r5:855b3000 r4:8291892c [ 1351.227506][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.227598][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.227700][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed23de08 [ 1351.227754][ T32] r4:00000000 [ 1351.227803][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1351.227890][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.227967][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.228054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c8240 [ 1351.228105][ T32] r4:00000000 [ 1351.228154][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.228254][ T32] r9:83018205 r8:855b3000 r7:00000000 r6:83018200 r5:00001000 r4:7f33f000 [ 1351.228326][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.228427][ T32] r5:00001000 r4:ec7e5000 [ 1351.228493][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.228590][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.228696][ T32] r5:85ac1b8c r4:85ac1800 [ 1351.228743][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.228858][ T32] r7:ddde2d80 r6:83018200 r5:85ac1b8c r4:8525a580 [ 1351.228926][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.229080][ T32] r10:61c88647 r9:855b3000 r8:8525a5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.229156][ T32] r4:8525a580 [ 1351.229205][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.229301][ T32] r10:00000000 r9:8525a580 r8:8027f5e8 r7:ed1dde60 r6:8525a600 r5:855b3000 [ 1351.229370][ T32] r4:00000001 [ 1351.229419][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.229527][ T32] Exception stack(0xed23dfb0 to 0xed23dff8) [ 1351.229594][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.229696][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.229793][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.229887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.229940][ T32] r4:859a7640 [ 1351.259950][ T32] INFO: task kworker/1:506:6664 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1351.260060][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.260244][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.261008][ T32] Call trace: [ 1351.261082][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1351.261239][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1351.261313][ T32] r4:00000000 [ 1351.261360][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.261445][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1351.261515][ T32] 5d20: de6fc000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1351.261582][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1351.261668][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1351.261728][ T32] r5:800f0013 r4:80239bb0 [ 1351.261835][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.261943][ T32] r4:82ac11e4 [ 1351.262007][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.262108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1351.262162][ T32] r4:e04e5dc0 [ 1351.262206][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.262311][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1351.262369][ T32] r4:00000000 [ 1351.262414][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.262560][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1351.262624][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.262757][ T32] r5:00001000 r4:dfecf000 [ 1351.262823][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.262968][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.263069][ T32] r5:84ea6f8c r4:84ea6c00 [ 1351.263118][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.263216][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1351.263269][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.263373][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.263428][ T32] r4:84fab400 [ 1351.263476][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.263605][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1351.263637][ T32] r4:00000001 [ 1351.263671][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.263760][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1351.263816][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.263847][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.263909][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.263948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.263971][ T32] r4:84faa640 [ 1351.263994][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.264080][ T32] INFO: task kworker/1:507:6678 blocked for more than 477 seconds. [ 1351.264118][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.264144][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.264190][ T32] task:kworker/1:507 state:D stack:0 pid:6678 tgid:6678 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.264287][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.264585][ T32] Call trace: [ 1351.264665][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1351.264755][ T32] r10:82918930 r9:ed21dd84 r8:00000002 r7:60000113 r6:ed21dd8c r5:855b0000 [ 1351.264813][ T32] r4:855b0000 [ 1351.264893][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1351.264943][ T32] r5:855b0000 r4:8291892c [ 1351.264969][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.265012][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.265057][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed21de08 [ 1351.265091][ T32] r4:00000000 [ 1351.265163][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1351.265279][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.265396][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.265441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c8840 [ 1351.265492][ T32] r4:00000000 [ 1351.265603][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.265663][ T32] r9:83018205 r8:855b0000 r7:00000000 r6:83018200 r5:00001000 r4:7f3b9000 [ 1351.265686][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.265727][ T32] r5:00001000 r4:ec87d000 [ 1351.265797][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.265844][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.265886][ T32] r5:85ac278c r4:85ac2400 [ 1351.265904][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.265972][ T32] r7:ddde2d80 r6:83018200 r5:85ac278c r4:8525a680 [ 1351.265996][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.266042][ T32] r10:61c88647 r9:855b0000 r8:8525a6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.266066][ T32] r4:8525a680 [ 1351.266084][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.266177][ T32] r10:00000000 r9:8525a680 r8:8027f5e8 r7:ed1dde60 r6:8525a700 r5:855b0000 [ 1351.266274][ T32] r4:00000001 [ 1351.266296][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.266331][ T32] Exception stack(0xed21dfb0 to 0xed21dff8) [ 1351.266358][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.266460][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.266567][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.266599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.266679][ T32] r4:852c83c0 [ 1351.267110][ T32] INFO: task kworker/1:507:6678 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1351.267167][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.267279][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.267354][ T32] Call trace: [ 1351.267534][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1351.267587][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1351.267616][ T32] r4:00000000 [ 1351.267652][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.267694][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1351.267724][ T32] 5d20: de6fc000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1351.267753][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1351.267778][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1351.267801][ T32] r5:800f0013 r4:80239bb0 [ 1351.267896][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.267941][ T32] r4:82ac11e4 [ 1351.267961][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.268080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1351.268113][ T32] r4:e04e5dc0 [ 1351.268157][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.268226][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1351.268251][ T32] r4:00000000 [ 1351.268269][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.268314][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1351.268337][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.268378][ T32] r5:00001000 r4:dfecf000 [ 1351.268402][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.268458][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.268503][ T32] r5:84ea6f8c r4:84ea6c00 [ 1351.268608][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.268662][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1351.268683][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.268762][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.268820][ T32] r4:84fab400 [ 1351.268885][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.268935][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1351.269032][ T32] r4:00000001 [ 1351.269062][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.269098][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1351.269197][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.269283][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.269313][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.269342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.269413][ T32] r4:84faa640 [ 1351.269436][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.269462][ T32] INFO: task kworker/1:508:6680 blocked for more than 477 seconds. [ 1351.269788][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.269831][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.269878][ T32] task:kworker/1:508 state:D stack:0 pid:6680 tgid:6680 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.269960][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.270078][ T32] Call trace: [ 1351.270113][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1351.270160][ T32] r10:82918930 r9:ed1fdd84 r8:00000002 r7:60000113 r6:ed1fdd8c r5:855b3c00 [ 1351.270182][ T32] r4:855b3c00 [ 1351.270225][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1351.270361][ T32] r5:855b3c00 r4:8291892c [ 1351.292594][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.292692][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.292743][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1fde08 [ 1351.292785][ T32] r4:00000000 [ 1351.292810][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1351.292849][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.292972][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.293046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c86c0 [ 1351.293074][ T32] r4:00000000 [ 1351.293119][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.293178][ T32] r9:83018205 r8:855b3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f3b7000 [ 1351.293285][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.293335][ T32] r5:00001000 r4:ec877000 [ 1351.293356][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.293395][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.293514][ T32] r5:85ac238c r4:85ac2000 [ 1351.293625][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.293679][ T32] r7:ddde2d80 r6:83018200 r5:85ac238c r4:8525a780 [ 1351.293725][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.293802][ T32] r10:61c88647 r9:855b3c00 r8:8525a7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.293827][ T32] r4:8525a780 [ 1351.293847][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.293987][ T32] r10:00000000 r9:8525a780 r8:8027f5e8 r7:ed21de60 r6:8525a800 r5:855b3c00 [ 1351.294037][ T32] r4:00000001 [ 1351.294060][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.294099][ T32] Exception stack(0xed1fdfb0 to 0xed1fdff8) [ 1351.294133][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.294165][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.294216][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.294268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.294373][ T32] r4:852c83c0 [ 1351.295090][ T32] INFO: task kworker/1:508:6680 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1351.295181][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.295350][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.295492][ T32] Call trace: [ 1351.295583][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1351.295698][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1351.295751][ T32] r4:00000000 [ 1351.295795][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.295881][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1351.295940][ T32] 5d20: de97b000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1351.296080][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1351.296163][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1351.296245][ T32] r5:800f0013 r4:80239bb0 [ 1351.296299][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.296392][ T32] r4:82ac11e4 [ 1351.296456][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.296559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1351.296653][ T32] r4:e04e5dc0 [ 1351.296718][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.296807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1351.296857][ T32] r4:00000000 [ 1351.296902][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.296997][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1351.297061][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.297171][ T32] r5:00001000 r4:dfecf000 [ 1351.297221][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.297307][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.297416][ T32] r5:84ea6f8c r4:84ea6c00 [ 1351.297470][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.297567][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1351.297648][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.297818][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.297884][ T32] r4:84fab400 [ 1351.297969][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.298077][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1351.298131][ T32] r4:00000001 [ 1351.298179][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.298294][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1351.298367][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.298442][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.298502][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.298568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.298628][ T32] r4:84faa640 [ 1351.298684][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.298768][ T32] INFO: task kworker/1:509:6691 blocked for more than 477 seconds. [ 1351.298871][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.298936][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.299063][ T32] task:kworker/1:509 state:D stack:0 pid:6691 tgid:6691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.299123][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.299169][ T32] Call trace: [ 1351.299366][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1351.299418][ T32] r10:82918930 r9:ec855d84 r8:00000002 r7:60000113 r6:ec855d8c r5:855b4800 [ 1351.299446][ T32] r4:855b4800 [ 1351.299467][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1351.299507][ T32] r5:855b4800 r4:8291892c [ 1351.299527][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.299565][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.299615][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec855e08 [ 1351.299722][ T32] r4:00000000 [ 1351.299752][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1351.299870][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.299911][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.299960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c8a80 [ 1351.299989][ T32] r4:00000000 [ 1351.300008][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.300100][ T32] r9:83018205 r8:855b4800 r7:00000000 r6:83018200 r5:00001000 r4:7f3c1000 [ 1351.300178][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.300230][ T32] r5:00001000 r4:ec8a5000 [ 1351.300251][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.318103][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.318230][ T32] r5:85ac2b8c r4:85ac2800 [ 1351.318278][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.318332][ T32] r7:ddde2d80 r6:83018200 r5:85ac2b8c r4:8525a880 [ 1351.318411][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.318481][ T32] r10:61c88647 r9:855b4800 r8:8525a8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.318511][ T32] r4:8525a880 [ 1351.318532][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.318762][ T32] r10:00000000 r9:8525a880 r8:8027f5e8 r7:ed21de60 r6:8525a900 r5:855b4800 [ 1351.318793][ T32] r4:00000001 [ 1351.318818][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.318881][ T32] Exception stack(0xec855fb0 to 0xec855ff8) [ 1351.318920][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.318955][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.319012][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.319045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.319072][ T32] r4:852c8780 [ 1351.319601][ T32] INFO: task kworker/1:509:6691 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1351.319715][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.319874][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.319998][ T32] Call trace: [ 1351.320090][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1351.320197][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1351.320251][ T32] r4:00000000 [ 1351.331179][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.331424][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1351.331497][ T32] 5d20: ded98000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1351.331563][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1351.331657][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1351.331734][ T32] r5:800f0013 r4:80239bb0 [ 1351.331807][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.331905][ T32] r4:82ac11e4 [ 1351.331953][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.332097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1351.332192][ T32] r4:e04e5dc0 [ 1351.332246][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.332352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1351.332408][ T32] r4:00000000 [ 1351.332454][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.332558][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1351.332606][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.332713][ T32] r5:00001000 r4:dfecf000 [ 1351.332763][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.332847][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.332976][ T32] r5:84ea6f8c r4:84ea6c00 [ 1351.333049][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.333157][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1351.333213][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.333333][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.333413][ T32] r4:84fab400 [ 1351.333468][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.333589][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1351.333685][ T32] r4:00000001 [ 1351.333756][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.333875][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1351.333946][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.334009][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.334038][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.334066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.334141][ T32] r4:84faa640 [ 1351.334230][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.334337][ T32] INFO: task kworker/1:510:6695 blocked for more than 477 seconds. [ 1351.334421][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.334481][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.334551][ T32] task:kworker/1:510 state:D stack:0 pid:6695 tgid:6695 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.334709][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.334863][ T32] Call trace: [ 1351.334975][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1351.335096][ T32] r10:82918930 r9:ec891d84 r8:00000002 r7:60000113 r6:ec891d8c r5:855b5400 [ 1351.335164][ T32] r4:855b5400 [ 1351.335207][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1351.335296][ T32] r5:855b5400 r4:8291892c [ 1351.335342][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.335435][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.335536][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec891e08 [ 1351.335620][ T32] r4:00000000 [ 1351.335694][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1351.335790][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.335876][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.335980][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859ca6c0 [ 1351.336062][ T32] r4:00000000 [ 1351.336117][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.336215][ T32] r9:83018205 r8:855b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f37d000 [ 1351.336266][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.336377][ T32] r5:00001000 r4:eb7e7000 [ 1351.336422][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.336484][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.336581][ T32] r5:85ac338c r4:85ac3000 [ 1351.336620][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.336671][ T32] r7:ddde2d80 r6:83018200 r5:85ac338c r4:8525a980 [ 1351.336696][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.336768][ T32] r10:61c88647 r9:855b5400 r8:8525a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.336818][ T32] r4:8525a980 [ 1351.336841][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.336917][ T32] r10:00000000 r9:8525a980 r8:8027f5e8 r7:ec855e60 r6:8525aa00 r5:855b5400 [ 1351.336946][ T32] r4:00000001 [ 1351.336965][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.337001][ T32] Exception stack(0xec891fb0 to 0xec891ff8) [ 1351.337076][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.337126][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.337157][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.337186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.337256][ T32] r4:852c8880 [ 1351.338075][ T32] INFO: task kworker/1:510:6695 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1351.338177][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.338328][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.338451][ T32] Call trace: [ 1351.338565][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1351.338681][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1351.338735][ T32] r4:00000000 [ 1351.338782][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.338884][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1351.338964][ T32] 5d20: ded98000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1351.339035][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1351.339119][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1351.339180][ T32] r5:800f0013 r4:80239bb0 [ 1351.339245][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.339370][ T32] r4:82ac11e4 [ 1351.339418][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.339513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1351.339567][ T32] r4:e04e5dc0 [ 1351.339621][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.339714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1351.339768][ T32] r4:00000000 [ 1351.339827][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.339934][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1351.339986][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.340095][ T32] r5:00001000 r4:dfecf000 [ 1351.340157][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.340243][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.371007][ T32] r5:84ea6f8c r4:84ea6c00 [ 1351.371052][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.371153][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1351.371223][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.371301][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.371327][ T32] r4:84fab400 [ 1351.371372][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.371423][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1351.371446][ T32] r4:00000001 [ 1351.371464][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.371514][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1351.371583][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.371625][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.371654][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.371683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.371704][ T32] r4:84faa640 [ 1351.371756][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.371806][ T32] INFO: task kworker/1:511:6697 blocked for more than 477 seconds. [ 1351.371970][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.372002][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.372024][ T32] task:kworker/1:511 state:D stack:0 pid:6697 tgid:6697 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.372133][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.372204][ T32] Call trace: [ 1351.372265][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1351.372348][ T32] r10:82918930 r9:ec881d84 r8:00000002 r7:60000113 r6:ec881d8c r5:855b6000 [ 1351.372420][ T32] r4:855b6000 [ 1351.372469][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1351.372567][ T32] r5:855b6000 r4:8291892c [ 1351.372624][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.372720][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.372826][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec881e08 [ 1351.372918][ T32] r4:00000000 [ 1351.373005][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1351.373109][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.373221][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.373331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859ca700 [ 1351.373383][ T32] r4:00000000 [ 1351.373429][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.373534][ T32] r9:83018205 r8:855b6000 r7:00000000 r6:83018200 r5:00001000 r4:7f3e3000 [ 1351.373585][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.373706][ T32] r5:00001000 r4:ec947000 [ 1351.373791][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.373900][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.373995][ T32] r5:85ac378c r4:85ac3400 [ 1351.374065][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.374171][ T32] r7:ddde2d80 r6:83018200 r5:85ac378c r4:8525aa80 [ 1351.374239][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.374348][ T32] r10:61c88647 r9:855b6000 r8:8525aaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.374433][ T32] r4:8525aa80 [ 1351.374495][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.374592][ T32] r10:00000000 r9:8525aa80 r8:8027f5e8 r7:ec891e60 r6:8525ab00 r5:855b6000 [ 1351.374645][ T32] r4:00000001 [ 1351.374671][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.374709][ T32] Exception stack(0xec881fb0 to 0xec881ff8) [ 1351.374741][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.374793][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.374896][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.374929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.374953][ T32] r4:852c8880 [ 1351.375383][ T32] INFO: task kworker/1:511:6697 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1351.375441][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.375525][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.375600][ T32] Call trace: [ 1351.375715][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1351.375788][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1351.375842][ T32] r4:00000000 [ 1351.375870][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.375935][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1351.375991][ T32] 5d20: df1a4000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1351.376036][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1351.376112][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1351.376174][ T32] r5:800f0013 r4:80239bb0 [ 1351.376242][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.376355][ T32] r4:82ac11e4 [ 1351.376423][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.376528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1351.376601][ T32] r4:e04e5dc0 [ 1351.376670][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.376782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1351.376853][ T32] r4:00000000 [ 1351.376899][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.377035][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1351.377089][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.377199][ T32] r5:00001000 r4:dfecf000 [ 1351.377252][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.377337][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.377425][ T32] r5:84ea6f8c r4:84ea6c00 [ 1351.377506][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.377620][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1351.377674][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.377808][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.377887][ T32] r4:84fab400 [ 1351.377960][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.378069][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1351.378124][ T32] r4:00000001 [ 1351.378176][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.378274][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1351.378352][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.378428][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.378492][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.378550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.378576][ T32] r4:84faa640 [ 1351.378616][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.378648][ T32] INFO: task kworker/1:512:6716 blocked for more than 477 seconds. [ 1351.378677][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.378735][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.378759][ T32] task:kworker/1:512 state:D stack:0 pid:6716 tgid:6716 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.378804][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.378845][ T32] Call trace: [ 1351.378876][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1351.378922][ T32] r10:82918930 r9:ec989d84 r8:00000002 r7:60000113 r6:ec989d8c r5:855b0c00 [ 1351.378943][ T32] r4:855b0c00 [ 1351.378963][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1351.379002][ T32] r5:855b0c00 r4:8291892c [ 1351.379020][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.379057][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.379101][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec989e08 [ 1351.379123][ T32] r4:00000000 [ 1351.379166][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1351.379213][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.379252][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.379317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859ca800 [ 1351.379344][ T32] r4:00000000 [ 1351.379364][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.379432][ T32] r9:83018205 r8:855b0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f3e5000 [ 1351.379456][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.379497][ T32] r5:00001000 r4:ec991000 [ 1351.379516][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.379577][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.379629][ T32] r5:85ac3b8c r4:85ac3800 [ 1351.379673][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.379721][ T32] r7:ddde2d80 r6:83018200 r5:85ac3b8c r4:8525ab80 [ 1351.379742][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.379787][ T32] r10:61c88647 r9:855b0c00 r8:8525abac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.379828][ T32] r4:8525ab80 [ 1351.379881][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.379983][ T32] r10:00000000 r9:8525ab80 r8:8027f5e8 r7:ec881e60 r6:8525ac00 r5:855b0c00 [ 1351.380039][ T32] r4:00000001 [ 1351.380088][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.380176][ T32] Exception stack(0xec989fb0 to 0xec989ff8) [ 1351.380267][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.404268][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.404404][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.404503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.404580][ T32] r4:859ca780 [ 1351.405100][ T32] INFO: task kworker/1:512:6716 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1351.405167][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.405301][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.405428][ T32] Call trace: [ 1351.405489][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1351.405548][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1351.405571][ T32] r4:00000000 [ 1351.405619][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.405713][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1351.405793][ T32] 5d20: df467000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1351.405831][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1351.405868][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1351.405895][ T32] r5:800f0013 r4:80239bb0 [ 1351.405942][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.406009][ T32] r4:82ac11e4 [ 1351.406031][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.406074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1351.406098][ T32] r4:e04e5dc0 [ 1351.406121][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.406176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1351.406201][ T32] r4:00000000 [ 1351.406221][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.406267][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1351.406288][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.406352][ T32] r5:00001000 r4:dfecf000 [ 1351.406376][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.406416][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.406458][ T32] r5:84ea6f8c r4:84ea6c00 [ 1351.406489][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.406561][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1351.406599][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.406661][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.406684][ T32] r4:84fab400 [ 1351.406727][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.406776][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1351.406846][ T32] r4:00000001 [ 1351.406917][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.406969][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1351.406998][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.407027][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.407052][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.407079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.407100][ T32] r4:84faa640 [ 1351.407121][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.407152][ T32] INFO: task kworker/1:513:6717 blocked for more than 477 seconds. [ 1351.407238][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.407304][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.407349][ T32] task:kworker/1:513 state:D stack:0 pid:6717 tgid:6717 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.407476][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.407579][ T32] Call trace: [ 1351.407666][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1351.407848][ T32] r10:82918930 r9:ec959d84 r8:00000002 r7:60000113 r6:ec959d8c r5:855b2400 [ 1351.407912][ T32] r4:855b2400 [ 1351.407978][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1351.408079][ T32] r5:855b2400 r4:8291892c [ 1351.408127][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.408223][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.408323][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec959e08 [ 1351.408376][ T32] r4:00000000 [ 1351.408465][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1351.408580][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.408679][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.408776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859e2380 [ 1351.408834][ T32] r4:00000000 [ 1351.408881][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.408981][ T32] r9:83018205 r8:855b2400 r7:00000000 r6:83018200 r5:00001000 r4:7f3c1000 [ 1351.409052][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.409152][ T32] r5:00001000 r4:ec7f3000 [ 1351.409218][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.409313][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.409408][ T32] r5:85b3538c r4:85b35000 [ 1351.409438][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.409484][ T32] r7:ddde2d80 r6:83018200 r5:85b3538c r4:8525ac80 [ 1351.409528][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.409578][ T32] r10:61c88647 r9:855b2400 r8:8525acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.409600][ T32] r4:8525ac80 [ 1351.409624][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.409669][ T32] r10:00000000 r9:8525ac80 r8:8027f5e8 r7:ec989e60 r6:8525ad00 r5:855b2400 [ 1351.409693][ T32] r4:00000001 [ 1351.409735][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.409798][ T32] Exception stack(0xec959fb0 to 0xec959ff8) [ 1351.409827][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.409854][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.409880][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.409908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.409930][ T32] r4:859ca780 [ 1351.410194][ T32] INFO: task kworker/1:513:6717 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1351.410230][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.421011][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.421110][ T32] Call trace: [ 1351.421145][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1351.421226][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1351.421352][ T32] r4:00000000 [ 1351.421376][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.421419][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1351.421499][ T32] 5d20: df467000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1351.421557][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1351.421587][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1351.421642][ T32] r5:800f0013 r4:80239bb0 [ 1351.421673][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.421748][ T32] r4:82ac11e4 [ 1351.421813][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.421863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1351.421889][ T32] r4:e04e5dc0 [ 1351.421957][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.422002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1351.422026][ T32] r4:00000000 [ 1351.422050][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.422099][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1351.422142][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.422189][ T32] r5:00001000 r4:dfecf000 [ 1351.422209][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.422247][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.422290][ T32] r5:84ea6f8c r4:84ea6c00 [ 1351.422310][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.422355][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1351.422375][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.422419][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.422441][ T32] r4:84fab400 [ 1351.422460][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.422565][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1351.422652][ T32] r4:00000001 [ 1351.422717][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.422804][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1351.422871][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.422945][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.423011][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.423080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.423134][ T32] r4:84faa640 [ 1351.423230][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.423306][ T32] INFO: task kworker/1:514:6742 blocked for more than 477 seconds. [ 1351.423383][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.423462][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.423518][ T32] task:kworker/1:514 state:D stack:0 pid:6742 tgid:6742 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.423672][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.423765][ T32] Call trace: [ 1351.423866][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1351.424002][ T32] r10:82918930 r9:ecb21d84 r8:00000002 r7:60000113 r6:ecb21d8c r5:85a95400 [ 1351.424063][ T32] r4:85a95400 [ 1351.424116][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1351.424228][ T32] r5:85a95400 r4:8291892c [ 1351.424302][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.424399][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.424501][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb21e08 [ 1351.424590][ T32] r4:00000000 [ 1351.424655][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1351.424760][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.424849][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.424941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e35900 [ 1351.424969][ T32] r4:00000000 [ 1351.424990][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.425037][ T32] r9:83018205 r8:85a95400 r7:00000000 r6:83018200 r5:00001000 r4:7f6ef000 [ 1351.425125][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.425181][ T32] r5:00001000 r4:ed071000 [ 1351.425201][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.425365][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.425435][ T32] r5:84d60b8c r4:84d60800 [ 1351.425469][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.425589][ T32] r7:ddde2d80 r6:83018200 r5:84d60b8c r4:8525ad80 [ 1351.425678][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.425842][ T32] r10:61c88647 r9:85a95400 r8:8525adac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.425907][ T32] r4:8525ad80 [ 1351.425975][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.426079][ T32] r10:00000000 r9:8525ad80 r8:8027f5e8 r7:ec959e60 r6:8525ae00 r5:85a95400 [ 1351.426139][ T32] r4:00000001 [ 1351.426199][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.426279][ T32] Exception stack(0xecb21fb0 to 0xecb21ff8) [ 1351.426338][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.426432][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.426509][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.426661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.426725][ T32] r4:859cac80 [ 1351.427506][ T32] INFO: task kworker/1:514:6742 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1351.427607][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.427727][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.427853][ T32] Call trace: [ 1351.427890][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1351.427966][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1351.427994][ T32] r4:00000000 [ 1351.428014][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.428053][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1351.428083][ T32] 5d20: df467000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1351.428112][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1351.428137][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1351.428173][ T32] r5:800f0013 r4:80239bb0 [ 1351.428212][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.428256][ T32] r4:82ac11e4 [ 1351.428280][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.428324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1351.428345][ T32] r4:e04e5dc0 [ 1351.428363][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.428403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1351.428424][ T32] r4:00000000 [ 1351.428454][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.428557][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1351.428582][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.428662][ T32] r5:00001000 r4:dfecf000 [ 1351.428684][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.428723][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.428766][ T32] r5:84ea6f8c r4:84ea6c00 [ 1351.428785][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.428831][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1351.428874][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.428948][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.428974][ T32] r4:84fab400 [ 1351.428999][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.429045][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1351.429078][ T32] r4:00000001 [ 1351.429122][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.429160][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1351.429187][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.429215][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.429241][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.429292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.429319][ T32] r4:84faa640 [ 1351.429339][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.429365][ T32] INFO: task kworker/1:515:6768 blocked for more than 477 seconds. [ 1351.429395][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.429501][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.429591][ T32] task:kworker/1:515 state:D stack:0 pid:6768 tgid:6768 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.429669][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.429711][ T32] Call trace: [ 1351.429756][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1351.429857][ T32] r10:82918930 r9:ecdb1d84 r8:00000002 r7:60000113 r6:ecdb1d8c r5:855c3000 [ 1351.429932][ T32] r4:855c3000 [ 1351.430003][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1351.430047][ T32] r5:855c3000 r4:8291892c [ 1351.430079][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.430120][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.430189][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdb1e08 [ 1351.430216][ T32] r4:00000000 [ 1351.430236][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1351.430316][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.463707][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.463800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e35840 [ 1351.463825][ T32] r4:00000000 [ 1351.463866][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.463989][ T32] r9:83018205 r8:855c3000 r7:00000000 r6:83018200 r5:00001000 r4:7f6ed000 [ 1351.464020][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.464091][ T32] r5:00001000 r4:ed035000 [ 1351.464156][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.464207][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.464271][ T32] r5:84d60f8c r4:84d60c00 [ 1351.464322][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.464373][ T32] r7:ddde2d80 r6:83018200 r5:84d60f8c r4:8525ae80 [ 1351.464466][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.464542][ T32] r10:61c88647 r9:855c3000 r8:8525aeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.464568][ T32] r4:8525ae80 [ 1351.464630][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.464712][ T32] r10:00000000 r9:8525ae80 r8:8027f5e8 r7:ecb21e60 r6:8525af00 r5:855c3000 [ 1351.464737][ T32] r4:00000001 [ 1351.464815][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.464860][ T32] Exception stack(0xecdb1fb0 to 0xecdb1ff8) [ 1351.464958][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.464990][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.465082][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.465164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.465218][ T32] r4:859d6540 [ 1351.466046][ T32] INFO: task kworker/1:515:6768 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1351.466180][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.466403][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.466527][ T32] Call trace: [ 1351.466595][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1351.466697][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1351.466767][ T32] r4:00000000 [ 1351.466811][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.466909][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1351.466971][ T32] 5d20: dfa67000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1351.467077][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1351.467146][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1351.467220][ T32] r5:800f0013 r4:80239bb0 [ 1351.467270][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.467363][ T32] r4:82ac11e4 [ 1351.467430][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.467534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1351.467585][ T32] r4:e04e5dc0 [ 1351.467631][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.467726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1351.467776][ T32] r4:00000000 [ 1351.467836][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.467970][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1351.468036][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.468157][ T32] r5:00001000 r4:dfecf000 [ 1351.468233][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.468324][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.468415][ T32] r5:84ea6f8c r4:84ea6c00 [ 1351.468462][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.468584][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1351.468647][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.468755][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.468812][ T32] r4:84fab400 [ 1351.468882][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.468999][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1351.469078][ T32] r4:00000001 [ 1351.469161][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.469256][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1351.469325][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.469394][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.469459][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.469522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.469601][ T32] r4:84faa640 [ 1351.469708][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.469810][ T32] INFO: task kworker/1:516:7127 blocked for more than 477 seconds. [ 1351.469923][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.469993][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.470052][ T32] task:kworker/1:516 state:D stack:0 pid:7127 tgid:7127 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.470186][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.495046][ T32] Call trace: [ 1351.495128][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1351.495224][ T32] r10:82918930 r9:ed50dd84 r8:00000002 r7:60000113 r6:ed50dd8c r5:855c2400 [ 1351.495254][ T32] r4:855c2400 [ 1351.495301][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1351.495421][ T32] r5:855c2400 r4:8291892c [ 1351.495447][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.495490][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.495582][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed50de08 [ 1351.495652][ T32] r4:00000000 [ 1351.495696][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1351.495737][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.495778][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.495820][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e35c80 [ 1351.495843][ T32] r4:00000000 [ 1351.495862][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.495916][ T32] r9:83018205 r8:855c2400 r7:00000000 r6:83018200 r5:00001000 r4:7f6f3000 [ 1351.495987][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.496088][ T32] r5:00001000 r4:ed0d9000 [ 1351.496111][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.496153][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.496223][ T32] r5:84d6038c r4:84d60000 [ 1351.496271][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.496372][ T32] r7:ddde2d80 r6:83018200 r5:84d6038c r4:8525af80 [ 1351.496421][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.496522][ T32] r10:61c88647 r9:855c2400 r8:8525afac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.496575][ T32] r4:8525af80 [ 1351.496617][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.496741][ T32] r10:00000000 r9:8525af80 r8:8027f5e8 r7:ecb21e60 r6:8476a000 r5:855c2400 [ 1351.496800][ T32] r4:00000001 [ 1351.496863][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.496964][ T32] Exception stack(0xed50dfb0 to 0xed50dff8) [ 1351.497030][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.497095][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.497156][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.497250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.497309][ T32] r4:84e35740 [ 1351.498095][ T32] INFO: task kworker/1:516:7127 is blocked on a mutex likely owned by task kworker/0:188:3724. [ 1351.498195][ T32] task:kworker/0:188 state:R running task stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.498340][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.498479][ T32] Call trace: [ 1351.498572][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1351.498689][ T32] r10:82ac11c4 r9:84f71800 r8:80200be4 r7:e04e5d5c r6:ffffffff r5:84f71800 [ 1351.498764][ T32] r4:00000000 [ 1351.498865][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.498970][ T32] Exception stack(0xe04e5d28 to 0xe04e5d70) [ 1351.499038][ T32] 5d20: dfd3d000 dfe5f000 00000001 80239b98 7f1e3000 00000001 [ 1351.499103][ T32] 5d40: 82ac05a0 7f1e3000 dfe5f000 8280c930 82ac11c4 e04e5da4 e04e5da8 e04e5d78 [ 1351.499158][ T32] 5d60: 80230ad4 80239bb0 800f0013 ffffffff [ 1351.499213][ T32] r5:800f0013 r4:80239bb0 [ 1351.499290][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.499384][ T32] r4:82ac11e4 [ 1351.499429][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.499519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04e5dc0 r5:e04e5e08 [ 1351.499589][ T32] r4:e04e5dc0 [ 1351.499661][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.499761][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa6c0 [ 1351.499816][ T32] r4:00000000 [ 1351.499861][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.499968][ T32] r9:83018005 r8:84f71800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1351.500033][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.500138][ T32] r5:00001000 r4:dfecf000 [ 1351.500186][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.500308][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.509174][ T32] r5:84ea6f8c r4:84ea6c00 [ 1351.509292][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.509374][ T32] r7:dddced80 r6:83018000 r5:84ea6f8c r4:84fab400 [ 1351.509397][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.509450][ T32] r10:61c88647 r9:84f71800 r8:84fab42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.509474][ T32] r4:84fab400 [ 1351.509572][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.509640][ T32] r10:00000000 r9:84fab400 r8:8027f5e8 r7:e00f9e60 r6:84fab480 r5:84f71800 [ 1351.509666][ T32] r4:00000001 [ 1351.509709][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.509753][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1351.509824][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.509866][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.509929][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.510004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.510077][ T32] r4:84faa640 [ 1351.510154][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.510244][ T32] INFO: task kworker/1:517:7130 blocked for more than 477 seconds. [ 1351.510310][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.510399][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.514655][ T32] task:kworker/1:517 state:D stack:0 pid:7130 tgid:7130 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.514848][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.514996][ T32] Call trace: [ 1351.515088][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1351.515202][ T32] r10:82918930 r9:ed629d84 r8:00000002 r7:60000113 r6:ed629d8c r5:855c3c00 [ 1351.515270][ T32] r4:855c3c00 [ 1351.515366][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1351.515479][ T32] r5:855c3c00 r4:8291892c [ 1351.515533][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.515623][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.515741][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed629e08 [ 1351.515816][ T32] r4:00000000 [ 1351.515886][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1351.515974][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.516077][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.516212][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e35a40 [ 1351.516274][ T32] r4:00000000 [ 1351.516324][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.516465][ T32] r9:83018205 r8:855c3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f6f1000 [ 1351.516522][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.516611][ T32] r5:00001000 r4:ed09f000 [ 1351.516657][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.516762][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.516858][ T32] r5:84d6078c r4:84d60400 [ 1351.516932][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.517040][ T32] r7:ddde2d80 r6:83018200 r5:84d6078c r4:8476a080 [ 1351.517121][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.517224][ T32] r10:61c88647 r9:855c3c00 r8:8476a0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.517273][ T32] r4:8476a080 [ 1351.517320][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.517445][ T32] r10:00000000 r9:8476a080 r8:8027f5e8 r7:ed50de60 r6:8476a100 r5:855c3c00 [ 1351.517505][ T32] r4:00000001 [ 1351.517555][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.517642][ T32] Exception stack(0xed629fb0 to 0xed629ff8) [ 1351.517708][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.517811][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.517882][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.517950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.518075][ T32] r4:84e35a80 [ 1351.518231][ T32] INFO: task kworker/1:517:7130 is blocked on a mutex, but the owner is not found. [ 1351.518308][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.518367][ T32] INFO: task kworker/1:518:7132 blocked for more than 478 seconds. [ 1351.518421][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.518450][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.518527][ T32] task:kworker/1:518 state:D stack:0 pid:7132 tgid:7132 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.518672][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.518742][ T32] Call trace: [ 1351.518777][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1351.518873][ T32] r10:82918930 r9:ed62dd84 r8:00000002 r7:60000113 r6:ed62dd8c r5:855c0c00 [ 1351.518903][ T32] r4:855c0c00 [ 1351.519069][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1351.519208][ T32] r5:855c0c00 r4:8291892c [ 1351.519238][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.519282][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.519355][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed62de08 [ 1351.519386][ T32] r4:00000000 [ 1351.519406][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1351.519452][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.519488][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.519555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e23600 [ 1351.519606][ T32] r4:00000000 [ 1351.519677][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.519775][ T32] r9:83018205 r8:855c0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f6f7000 [ 1351.519799][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.519845][ T32] r5:00001000 r4:ed149000 [ 1351.519865][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.519960][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.520068][ T32] r5:84d4fb8c r4:84d4f800 [ 1351.520091][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.520157][ T32] r7:ddde2d80 r6:83018200 r5:84d4fb8c r4:8476a180 [ 1351.520254][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.539111][ T32] r10:61c88647 r9:855c0c00 r8:8476a1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.539161][ T32] r4:8476a180 [ 1351.539184][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.539255][ T32] r10:00000000 r9:8476a180 r8:8027f5e8 r7:ed50de60 r6:8476a200 r5:855c0c00 [ 1351.539278][ T32] r4:00000001 [ 1351.539346][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.539388][ T32] Exception stack(0xed62dfb0 to 0xed62dff8) [ 1351.539419][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.539447][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.539474][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.539526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.539580][ T32] r4:84e35c40 [ 1351.550922][ T32] INFO: task kworker/1:518:7132 is blocked on a mutex likely owned by task kworker/0:189:3725. [ 1351.551049][ T32] task:kworker/0:189 state:R running task stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.551216][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.551376][ T32] Call trace: [ 1351.551493][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1351.551620][ T32] r10:82ac11c4 r9:84f72400 r8:80200be4 r7:e04f1d5c r6:ffffffff r5:84f72400 [ 1351.551678][ T32] r4:00000000 [ 1351.551744][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.551855][ T32] Exception stack(0xe04f1d28 to 0xe04f1d70) [ 1351.551950][ T32] 1d20: 7f68d000 dfe9d000 00000001 80239b98 7f1e5000 00000001 [ 1351.552022][ T32] 1d40: 82ac05a0 7f1e5000 dfe9d000 8280c930 82ac11c4 e04f1da4 e04f1da8 e04f1d78 [ 1351.552085][ T32] 1d60: 80230ad4 80239bb0 900e0013 ffffffff [ 1351.552163][ T32] r5:900e0013 r4:80239bb0 [ 1351.552230][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.552327][ T32] r4:82ac11e4 [ 1351.552377][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.552471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04f1dc0 r5:e04f1e08 [ 1351.552520][ T32] r4:e04f1dc0 [ 1351.552563][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.552705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa780 [ 1351.552778][ T32] r4:00000000 [ 1351.552843][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.552959][ T32] r9:83018005 r8:84f72400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1351.553016][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.553148][ T32] r5:00001000 r4:dfee5000 [ 1351.553205][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.553308][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.553404][ T32] r5:84ea738c r4:84ea7000 [ 1351.553455][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.553559][ T32] r7:dddced80 r6:83018000 r5:84ea738c r4:84fab500 [ 1351.553609][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.553692][ T32] r10:61c88647 r9:84f72400 r8:84fab52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.553730][ T32] r4:84fab500 [ 1351.553755][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.553839][ T32] r10:00000000 r9:84fab500 r8:8027f5e8 r7:e00f9e60 r6:84fab580 r5:84f72400 [ 1351.553862][ T32] r4:00000001 [ 1351.553887][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.553972][ T32] Exception stack(0xe04f1fb0 to 0xe04f1ff8) [ 1351.554077][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.554109][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.554137][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.554188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.554214][ T32] r4:84faa7c0 [ 1351.554287][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.554322][ T32] INFO: task kworker/1:519:7133 blocked for more than 478 seconds. [ 1351.554357][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.554416][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.554489][ T32] task:kworker/1:519 state:D stack:0 pid:7133 tgid:7133 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.554540][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.554653][ T32] Call trace: [ 1351.554687][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1351.554736][ T32] r10:82918930 r9:ed3f5d84 r8:00000002 r7:60000013 r6:ed3f5d8c r5:855c0000 [ 1351.554758][ T32] r4:855c0000 [ 1351.554826][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1351.554870][ T32] r5:855c0000 r4:8291892c [ 1351.554918][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.555010][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.555086][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3f5e08 [ 1351.555115][ T32] r4:00000000 [ 1351.555160][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1351.555226][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.555273][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.555315][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e35e40 [ 1351.555362][ T32] r4:00000000 [ 1351.555384][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.555453][ T32] r9:83018205 r8:855c0000 r7:00000000 r6:83018200 r5:00001000 r4:7f6f5000 [ 1351.555490][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.555535][ T32] r5:00001000 r4:ed115000 [ 1351.555555][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.555645][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.555690][ T32] r5:84d4ff8c r4:84d4fc00 [ 1351.555735][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.555782][ T32] r7:ddde2d80 r6:83018200 r5:84d4ff8c r4:8476a280 [ 1351.555828][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.555926][ T32] r10:61c88647 r9:855c0000 r8:8476a2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.555977][ T32] r4:8476a280 [ 1351.556000][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.556072][ T32] r10:00000000 r9:8476a280 r8:8027f5e8 r7:ed62de60 r6:8476a300 r5:855c0000 [ 1351.556109][ T32] r4:00000001 [ 1351.556131][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.556213][ T32] Exception stack(0xed3f5fb0 to 0xed3f5ff8) [ 1351.556243][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.556273][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.556298][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.556325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.556392][ T32] r4:84e35c40 [ 1351.556844][ T32] INFO: task kworker/1:519:7133 is blocked on a mutex likely owned by task kworker/0:189:3725. [ 1351.556887][ T32] task:kworker/0:189 state:R running task stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.556953][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.557031][ T32] Call trace: [ 1351.557087][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1351.557139][ T32] r10:82ac11c4 r9:84f72400 r8:80200be4 r7:e04f1d5c r6:ffffffff r5:84f72400 [ 1351.557161][ T32] r4:00000000 [ 1351.557204][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.557295][ T32] Exception stack(0xe04f1d28 to 0xe04f1d70) [ 1351.557329][ T32] 1d20: 7f68d000 dfe9d000 00000001 80239b98 7f1e5000 00000001 [ 1351.557412][ T32] 1d40: 82ac05a0 7f1e5000 dfe9d000 8280c930 82ac11c4 e04f1da4 e04f1da8 e04f1d78 [ 1351.557441][ T32] 1d60: 80230ad4 80239bb0 900e0013 ffffffff [ 1351.557466][ T32] r5:900e0013 r4:80239bb0 [ 1351.557485][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.557525][ T32] r4:82ac11e4 [ 1351.557557][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.557602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04f1dc0 r5:e04f1e08 [ 1351.557624][ T32] r4:e04f1dc0 [ 1351.557691][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.557737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa780 [ 1351.557808][ T32] r4:00000000 [ 1351.557833][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.557981][ T32] r9:83018005 r8:84f72400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1351.558007][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.558077][ T32] r5:00001000 r4:dfee5000 [ 1351.558151][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.558256][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.558368][ T32] r5:84ea738c r4:84ea7000 [ 1351.558436][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.558548][ T32] r7:dddced80 r6:83018000 r5:84ea738c r4:84fab500 [ 1351.558596][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.558729][ T32] r10:61c88647 r9:84f72400 r8:84fab52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.558790][ T32] r4:84fab500 [ 1351.558839][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.558945][ T32] r10:00000000 r9:84fab500 r8:8027f5e8 r7:e00f9e60 r6:84fab580 r5:84f72400 [ 1351.559003][ T32] r4:00000001 [ 1351.559054][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.559136][ T32] Exception stack(0xe04f1fb0 to 0xe04f1ff8) [ 1351.559199][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.559264][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.559324][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.559388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.559464][ T32] r4:84faa7c0 [ 1351.559529][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.559605][ T32] INFO: task kworker/1:520:7136 blocked for more than 478 seconds. [ 1351.559690][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.559752][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.559819][ T32] task:kworker/1:520 state:D stack:0 pid:7136 tgid:7136 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.559934][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.560080][ T32] Call trace: [ 1351.560177][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1351.560313][ T32] r10:82918930 r9:ed639d84 r8:00000002 r7:60000013 r6:ed639d8c r5:855c1800 [ 1351.581151][ T32] r4:855c1800 [ 1351.581197][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1351.581265][ T32] r5:855c1800 r4:8291892c [ 1351.581286][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.581325][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.581372][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed639e08 [ 1351.581409][ T32] r4:00000000 [ 1351.581432][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1351.581470][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.581511][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.581551][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85705040 [ 1351.581572][ T32] r4:00000000 [ 1351.581591][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.581637][ T32] r9:83018205 r8:855c1800 r7:00000000 r6:83018200 r5:00001000 r4:7f6f9000 [ 1351.581670][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.581803][ T32] r5:00001000 r4:ed17f000 [ 1351.581856][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.581956][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.582054][ T32] r5:84d4f78c r4:84d4f400 [ 1351.582104][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.582209][ T32] r7:ddde2d80 r6:83018200 r5:84d4f78c r4:8476a380 [ 1351.582262][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.582362][ T32] r10:61c88647 r9:855c1800 r8:8476a3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.582434][ T32] r4:8476a380 [ 1351.582503][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.582610][ T32] r10:00000000 r9:8476a380 r8:8027f5e8 r7:ed62de60 r6:8476a400 r5:855c1800 [ 1351.582662][ T32] r4:00000001 [ 1351.582707][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.582793][ T32] Exception stack(0xed639fb0 to 0xed639ff8) [ 1351.582883][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.582956][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.583131][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.583207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.583259][ T32] r4:85705100 [ 1351.584038][ T32] INFO: task kworker/1:520:7136 is blocked on a mutex likely owned by task kworker/0:189:3725. [ 1351.584085][ T32] task:kworker/0:189 state:R running task stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.584180][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.584289][ T32] Call trace: ** 1 printk messages dropped ** [ 1351.584493][ T32] r10:82ac11c4 r9:84f72400 r8:80200be4 r7:e04f1d5c r6:ffffffff r5:84f72400 ** 4 printk messages dropped ** [ 1351.584893][ T32] 1d40: 82ac05a0 7f1e5000 dfe9d000 8280c930 82ac11c4 e04f1da4 e04f1da8 e04f1d78 ** 3 printk messages dropped ** [ 1351.585013][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1351.585080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04f1dc0 r5:e04f1e08 [ 1351.585128][ T32] r4:e04f1dc0 [ 1351.585152][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.585198][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa780 [ 1351.585221][ T32] r4:00000000 [ 1351.585239][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.585319][ T32] r9:83018005 r8:84f72400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1351.585422][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.585531][ T32] r5:00001000 r4:dfee5000 [ 1351.585587][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.585695][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.585847][ T32] r5:84ea738c r4:84ea7000 [ 1351.585907][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.586017][ T32] r7:dddced80 r6:83018000 r5:84ea738c r4:84fab500 [ 1351.586072][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.586181][ T32] r10:61c88647 r9:84f72400 r8:84fab52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.586233][ T32] r4:84fab500 [ 1351.586281][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.586383][ T32] r10:00000000 r9:84fab500 r8:8027f5e8 r7:e00f9e60 r6:84fab580 r5:84f72400 [ 1351.586495][ T32] r4:00000001 [ 1351.586577][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.586661][ T32] Exception stack(0xe04f1fb0 to 0xe04f1ff8) [ 1351.586725][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.586818][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.586894][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.586983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.587039][ T32] r4:84faa7c0 [ 1351.587090][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.587156][ T32] INFO: task kworker/1:521:7138 blocked for more than 478 seconds. [ 1351.587245][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.587305][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.587359][ T32] task:kworker/1:521 state:D stack:0 pid:7138 tgid:7138 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.587492][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.587614][ T32] Call trace: [ 1351.587688][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1351.587785][ T32] r10:82918930 r9:ed641d84 r8:00000002 r7:60000013 r6:ed641d8c r5:8551ec00 [ 1351.587867][ T32] r4:8551ec00 [ 1351.587928][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1351.588022][ T32] r5:8551ec00 r4:8291892c [ 1351.588068][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.588153][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.588250][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed641e08 [ 1351.588302][ T32] r4:00000000 [ 1351.588350][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1351.588439][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.588527][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.588646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85705280 [ 1351.588708][ T32] r4:00000000 [ 1351.588756][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.588859][ T32] r9:83018205 r8:8551ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f6fb000 [ 1351.588913][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.588998][ T32] r5:00001000 r4:ed19d000 [ 1351.589045][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.589129][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.589190][ T32] r5:85ad438c r4:85ad4000 [ 1351.589210][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.589328][ T32] r7:ddde2d80 r6:83018200 r5:85ad438c r4:8476a480 [ 1351.589353][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.589451][ T32] r10:61c88647 r9:8551ec00 r8:8476a4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1351.589710][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1351.589970][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1351.613188][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.613393][ T32] 1d40: 82ac05a0 7f1e5000 dfe9d000 8280c930 82ac11c4 e04f1da4 e04f1da8 e04f1d78 ** 6 printk messages dropped ** [ 1351.613655][ T32] r4:e04f1dc0 ** 6 printk messages dropped ** [ 1351.614121][ T32] r5:00001000 r4:dfee5000 ** 7 printk messages dropped ** [ 1351.614407][ T32] r4:84fab500 ** 4 printk messages dropped ** [ 1351.614590][ T32] Exception stack(0xe04f1fb0 to 0xe04f1ff8) ** 4 printk messages dropped ** [ 1351.614871][ T32] r4:84faa7c0 ** 5 printk messages dropped ** [ 1351.615369][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.615746][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1351.615948][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.616021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85705380 [ 1351.616047][ T32] r4:00000000 [ 1351.616066][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.616135][ T32] r9:83018205 r8:855c6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f6fd000 [ 1351.616161][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.616203][ T32] r5:00001000 r4:ed1bd000 [ 1351.616247][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.616341][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.616387][ T32] r5:85ad478c r4:85ad4400 [ 1351.616430][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.616479][ T32] r7:ddde2d80 r6:83018200 r5:85ad478c r4:8476a500 [ 1351.616516][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.616588][ T32] r10:61c88647 r9:855c6c00 r8:8476a52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.616616][ T32] r4:8476a500 [ 1351.616635][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.616680][ T32] r10:00000000 r9:8476a500 r8:8027f5e8 r7:ed641e60 r6:8476a580 r5:855c6c00 [ 1351.616754][ T32] r4:00000001 [ 1351.616777][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.616813][ T32] Exception stack(0xed635fb0 to 0xed635ff8) [ 1351.616844][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.616881][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.616910][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.616940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.616962][ T32] r4:85705100 [ 1351.617328][ T32] INFO: task kworker/1:522:7140 is blocked on a mutex likely owned by task kworker/0:189:3725. [ 1351.617409][ T32] task:kworker/0:189 state:R running task stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.617557][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.617638][ T32] Call trace: [ 1351.617712][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1351.617809][ T32] r10:82ac11c4 r9:84f72400 r8:80200be4 r7:e04f1d5c r6:ffffffff r5:84f72400 [ 1351.617844][ T32] r4:00000000 [ 1351.617881][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.617927][ T32] Exception stack(0xe04f1d28 to 0xe04f1d70) [ 1351.618005][ T32] 1d20: 7f8f8000 dfe9d000 00000001 80239b98 7f1e5000 00000001 [ 1351.618040][ T32] 1d40: 82ac05a0 7f1e5000 dfe9d000 8280c930 82ac11c4 e04f1da4 e04f1da8 e04f1d78 [ 1351.618066][ T32] 1d60: 80230ad4 80239bb0 900e0013 ffffffff [ 1351.618114][ T32] r5:900e0013 r4:80239bb0 [ 1351.618137][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.618205][ T32] r4:82ac11e4 [ 1351.618251][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.618319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04f1dc0 r5:e04f1e08 [ 1351.618345][ T32] r4:e04f1dc0 [ 1351.618375][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.618420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa780 [ 1351.618444][ T32] r4:00000000 [ 1351.618554][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.618603][ T32] r9:83018005 r8:84f72400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1351.618624][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.618738][ T32] r5:00001000 r4:dfee5000 [ 1351.618761][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.618802][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.618867][ T32] r5:84ea738c r4:84ea7000 [ 1351.618894][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.618941][ T32] r7:dddced80 r6:83018000 r5:84ea738c r4:84fab500 [ 1351.619008][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.619072][ T32] r10:61c88647 r9:84f72400 r8:84fab52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.619122][ T32] r4:84fab500 [ 1351.619170][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.619217][ T32] r10:00000000 r9:84fab500 r8:8027f5e8 r7:e00f9e60 r6:84fab580 r5:84f72400 [ 1351.619240][ T32] r4:00000001 [ 1351.619259][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.619293][ T32] Exception stack(0xe04f1fb0 to 0xe04f1ff8) [ 1351.619318][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.619350][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.619402][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.619433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.619454][ T32] r4:84faa7c0 [ 1351.619473][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.619499][ T32] INFO: task kworker/1:523:7143 blocked for more than 478 seconds. [ 1351.619551][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.619603][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.619640][ T32] task:kworker/1:523 state:D stack:0 pid:7143 tgid:7143 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.619688][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.619740][ T32] Call trace: [ 1351.619799][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1351.619845][ T32] r10:82918930 r9:ed649d84 r8:00000002 r7:60000013 r6:ed649d8c r5:855c5400 [ 1351.619867][ T32] r4:855c5400 [ 1351.619891][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1351.619932][ T32] r5:855c5400 r4:8291892c [ 1351.619955][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.619996][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.620074][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed649e08 [ 1351.620099][ T32] r4:00000000 [ 1351.620137][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1351.620207][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.620303][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.651251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85705500 [ 1351.651347][ T32] r4:00000000 [ 1351.651422][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.651639][ T32] r9:83018205 r8:855c5400 r7:00000000 r6:83018200 r5:00001000 r4:7f6ff000 [ 1351.651705][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1351.651858][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1351.652249][ T32] r7:ddde2d80 r6:83018200 r5:85ad4b8c r4:8476a600 ** 4 printk messages dropped ** [ 1351.652632][ T32] r10:00000000 r9:8476a600 r8:8027f5e8 r7:ed635e60 r6:8476a680 r5:855c5400 ** 8 printk messages dropped ** [ 1351.653961][ T32] INFO: task kworker/1:523:7143 is blocked on a mutex likely owned by task kworker/0:189:3725. ** 9 printk messages dropped ** [ 1351.654754][ T32] 1d40: 82ac05a0 7f1e5000 dfe9d000 8280c930 82ac11c4 e04f1da4 e04f1da8 e04f1d78 ** 8 printk messages dropped ** [ 1351.655147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa780 ** 3 printk messages dropped ** [ 1351.655312][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.655359][ T32] r5:00001000 r4:dfee5000 [ 1351.655398][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.655440][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.655483][ T32] r5:84ea738c r4:84ea7000 [ 1351.655504][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.655550][ T32] r7:dddced80 r6:83018000 r5:84ea738c r4:84fab500 [ 1351.655570][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.655616][ T32] r10:61c88647 r9:84f72400 r8:84fab52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.655661][ T32] r4:84fab500 [ 1351.655684][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.655728][ T32] r10:00000000 r9:84fab500 r8:8027f5e8 r7:e00f9e60 r6:84fab580 r5:84f72400 [ 1351.655768][ T32] r4:00000001 [ 1351.655797][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.655954][ T32] Exception stack(0xe04f1fb0 to 0xe04f1ff8) [ 1351.656006][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.656089][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.656165][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.656229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.656303][ T32] r4:84faa7c0 [ 1351.656368][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.656433][ T32] INFO: task kworker/1:524:7144 blocked for more than 478 seconds. [ 1351.656508][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.656566][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.656613][ T32] task:kworker/1:524 state:D stack:0 pid:7144 tgid:7144 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.656730][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.656861][ T32] Call trace: [ 1351.656981][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1351.657089][ T32] r10:82918930 r9:ed64dd84 r8:00000002 r7:60000113 r6:ed64dd8c r5:855c6000 [ 1351.657147][ T32] r4:855c6000 [ 1351.657220][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1351.657326][ T32] r5:855c6000 r4:8291892c [ 1351.657394][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.657493][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.657597][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed64de08 [ 1351.657654][ T32] r4:00000000 [ 1351.657706][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1351.657837][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.657930][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.658028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857055c0 [ 1351.658083][ T32] r4:00000000 [ 1351.658155][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.658281][ T32] r9:83018205 r8:855c6000 r7:00000000 r6:83018200 r5:00001000 r4:7f701000 [ 1351.658338][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.658436][ T32] r5:00001000 r4:ed423000 [ 1351.658499][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.658579][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.658628][ T32] r5:85ad4f8c r4:85ad4c00 [ 1351.658648][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.658722][ T32] r7:ddde2d80 r6:83018200 r5:85ad4f8c r4:8476a700 [ 1351.658745][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.658791][ T32] r10:61c88647 r9:855c6000 r8:8476a72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.658814][ T32] r4:8476a700 [ 1351.658832][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.658885][ T32] r10:00000000 r9:8476a700 r8:8027f5e8 r7:ed649e60 r6:8476a780 r5:855c6000 [ 1351.658984][ T32] r4:00000001 [ 1351.659041][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.659079][ T32] Exception stack(0xed64dfb0 to 0xed64dff8) [ 1351.659106][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.659157][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.659196][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.659251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.659278][ T32] r4:85705780 [ 1351.659580][ T32] INFO: task kworker/1:524:7144 is blocked on a mutex likely owned by task kworker/0:189:3725. [ 1351.659616][ T32] task:kworker/0:189 state:R running task stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.659681][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.659745][ T32] Call trace: [ 1351.659778][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1351.659828][ T32] r10:82ac11c4 r9:84f72400 r8:80200be4 r7:e04f1d5c r6:ffffffff r5:84f72400 [ 1351.659877][ T32] r4:00000000 [ 1351.659901][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.659940][ T32] Exception stack(0xe04f1d28 to 0xe04f1d70) ** 2 printk messages dropped ** [ 1351.660065][ T32] 1d60: 80230ad4 80239bb0 900e0013 ffffffff ** 5 printk messages dropped ** [ 1351.681130][ T32] r4:e04f1dc0 ** 6 printk messages dropped ** [ 1351.681493][ T32] r5:00001000 r4:dfee5000 ** 5 printk messages dropped ** [ 1351.681718][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1351.682138][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1351.682570][ T32] task:kworker/1:525 state:D stack:0 pid:7147 tgid:7147 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1351.683048][ T32] r5:855c4800 r4:8291892c [ 1351.683072][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.683157][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.683207][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed651e08 [ 1351.683229][ T32] r4:00000000 [ 1351.683275][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1351.683333][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.683399][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.683449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857059c0 [ 1351.683522][ T32] r4:00000000 [ 1351.683584][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.683633][ T32] r9:83018205 r8:855c4800 r7:00000000 r6:83018200 r5:00001000 r4:7f705000 [ 1351.683655][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.683701][ T32] r5:00001000 r4:ed435000 [ 1351.683828][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.683883][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.683956][ T32] r5:85ad578c r4:85ad5400 [ 1351.684004][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.684054][ T32] r7:ddde2d80 r6:83018200 r5:85ad578c r4:8476a800 [ 1351.684077][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.684153][ T32] r10:61c88647 r9:855c4800 r8:8476a82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.684230][ T32] r4:8476a800 [ 1351.684253][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.684322][ T32] r10:00000000 r9:8476a800 r8:8027f5e8 r7:ed64de60 r6:8476a880 r5:855c4800 [ 1351.684423][ T32] r4:00000001 [ 1351.684446][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.684483][ T32] Exception stack(0xed651fb0 to 0xed651ff8) [ 1351.684618][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.684706][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.684738][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.684767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.684812][ T32] r4:85705600 [ 1351.685275][ T32] INFO: task kworker/1:525:7147 is blocked on a mutex likely owned by task kworker/0:189:3725. [ 1351.685313][ T32] task:kworker/0:189 state:R running task stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.685472][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.685576][ T32] Call trace: [ 1351.685644][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1351.685698][ T32] r10:82ac11c4 r9:84f72400 r8:80200be4 r7:e04f1d5c r6:ffffffff r5:84f72400 [ 1351.685722][ T32] r4:00000000 [ 1351.685742][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.685812][ T32] Exception stack(0xe04f1d28 to 0xe04f1d70) [ 1351.685854][ T32] 1d20: 80188000 dfe9d000 00000001 80239b98 7f1e5000 00000001 [ 1351.685892][ T32] 1d40: 82ac05a0 7f1e5000 dfe9d000 8280c930 82ac11c4 e04f1da4 e04f1da8 e04f1d78 [ 1351.686015][ T32] 1d60: 80230ad4 80239bb0 800e0013 ffffffff [ 1351.686097][ T32] r5:800e0013 r4:80239bb0 [ 1351.686121][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.686163][ T32] r4:82ac11e4 [ 1351.686186][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.686237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04f1dc0 r5:e04f1e08 [ 1351.686287][ T32] r4:e04f1dc0 [ 1351.686343][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.686447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa780 [ 1351.686530][ T32] r4:00000000 [ 1351.686599][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.686697][ T32] r9:83018005 r8:84f72400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1351.686743][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.686849][ T32] r5:00001000 r4:dfee5000 [ 1351.686922][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.687022][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.687122][ T32] r5:84ea738c r4:84ea7000 [ 1351.687170][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.687286][ T32] r7:dddced80 r6:83018000 r5:84ea738c r4:84fab500 [ 1351.687340][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.687442][ T32] r10:61c88647 r9:84f72400 r8:84fab52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.687505][ T32] r4:84fab500 [ 1351.687578][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.687687][ T32] r10:00000000 r9:84fab500 r8:8027f5e8 r7:e00f9e60 r6:84fab580 r5:84f72400 [ 1351.687740][ T32] r4:00000001 [ 1351.687790][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.687870][ T32] Exception stack(0xe04f1fb0 to 0xe04f1ff8) [ 1351.687944][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.688009][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.688094][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.688177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.688234][ T32] r4:84faa7c0 [ 1351.688298][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.688386][ T32] INFO: task kworker/1:526:7148 blocked for more than 478 seconds. [ 1351.688456][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.688510][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.688575][ T32] task:kworker/1:526 state:D stack:0 pid:7148 tgid:7148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.688680][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.688808][ T32] Call trace: [ 1351.688892][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1351.688993][ T32] r10:82918930 r9:ed63dd84 r8:00000002 r7:60000113 r6:ed63dd8c r5:855b6c00 [ 1351.689044][ T32] r4:855b6c00 [ 1351.689109][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1351.689215][ T32] r5:855b6c00 r4:8291892c [ 1351.689262][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.689347][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.689440][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed63de08 [ 1351.689508][ T32] r4:00000000 [ 1351.689557][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1351.689639][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.689731][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.689865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85705800 ** 1 printk messages dropped ** [ 1351.690008][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1351.710863][ T32] r5:00001000 r4:ed42b000 ** 1 printk messages dropped ** [ 1351.711052][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1351.711407][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1351.711582][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.712494][ T32] r10:82ac11c4 r9:84f72400 r8:80200be4 r7:e04f1d5c r6:ffffffff r5:84f72400 ** 4 printk messages dropped ** [ 1351.712825][ T32] 1d40: 82ac05a0 7f1e5000 dfe9d000 8280c930 82ac11c4 e04f1da4 e04f1da8 e04f1d78 ** 5 printk messages dropped ** [ 1351.713094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04f1dc0 r5:e04f1e08 ** 9 printk messages dropped ** [ 1351.713486][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1351.713965][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1351.714154][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1351.714272][ T32] r4:84faa7c0 ** 2 printk messages dropped ** [ 1351.714417][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1351.714541][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1351.714808][ T32] r4:855b1800 ** 2 printk messages dropped ** [ 1351.714898][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1351.714990][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed655e08 [ 1351.715011][ T32] r4:00000000 [ 1351.715029][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1351.715065][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.715101][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.715164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85705e00 [ 1351.715214][ T32] r4:00000000 [ 1351.715270][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.715319][ T32] r9:83018205 r8:855b1800 r7:00000000 r6:83018200 r5:00001000 r4:7f70b000 [ 1351.715339][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.715381][ T32] r5:00001000 r4:ed44f000 [ 1351.715423][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.715466][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.715533][ T32] r5:85ad638c r4:85ad6000 [ 1351.715555][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.715627][ T32] r7:ddde2d80 r6:83018200 r5:85ad638c r4:8476aa00 [ 1351.715651][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.715709][ T32] r10:61c88647 r9:855b1800 r8:8476aa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.715734][ T32] r4:8476aa00 [ 1351.715755][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.715799][ T32] r10:00000000 r9:8476aa00 r8:8027f5e8 r7:ed651e60 r6:8476aa80 r5:855b1800 [ 1351.715836][ T32] r4:00000001 [ 1351.715858][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.715897][ T32] Exception stack(0xed655fb0 to 0xed655ff8) [ 1351.715923][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.716033][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.716062][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.716133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.716160][ T32] r4:85705980 [ 1351.716558][ T32] INFO: task kworker/1:527:7151 is blocked on a mutex likely owned by task kworker/0:189:3725. [ 1351.716648][ T32] task:kworker/0:189 state:R running task stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.716761][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.716853][ T32] Call trace: [ 1351.716930][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1351.717055][ T32] r10:82ac11c4 r9:84f72400 r8:80200be4 r7:e04f1d5c r6:ffffffff r5:84f72400 [ 1351.717129][ T32] r4:00000000 [ 1351.717178][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.717262][ T32] Exception stack(0xe04f1d28 to 0xe04f1d70) [ 1351.717323][ T32] 1d20: 804f2000 dfe9d000 00000001 80239b98 7f1e5000 00000001 [ 1351.717390][ T32] 1d40: 82ac05a0 7f1e5000 dfe9d000 8280c930 82ac11c4 e04f1da4 e04f1da8 e04f1d78 [ 1351.717445][ T32] 1d60: 80230ad4 80239bb0 800e0013 ffffffff [ 1351.717500][ T32] r5:800e0013 r4:80239bb0 [ 1351.717549][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.717645][ T32] r4:82ac11e4 [ 1351.717724][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.717866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04f1dc0 r5:e04f1e08 [ 1351.717928][ T32] r4:e04f1dc0 [ 1351.717974][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.718071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa780 [ 1351.718124][ T32] r4:00000000 [ 1351.718169][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.718268][ T32] r9:83018005 r8:84f72400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1351.718320][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.718429][ T32] r5:00001000 r4:dfee5000 [ 1351.718481][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.718563][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.718670][ T32] r5:84ea738c r4:84ea7000 [ 1351.718737][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.718797][ T32] r7:dddced80 r6:83018000 r5:84ea738c r4:84fab500 [ 1351.718820][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.718885][ T32] r10:61c88647 r9:84f72400 r8:84fab52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.718917][ T32] r4:84fab500 [ 1351.719010][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.719060][ T32] r10:00000000 r9:84fab500 r8:8027f5e8 r7:e00f9e60 r6:84fab580 r5:84f72400 [ 1351.719106][ T32] r4:00000001 [ 1351.719128][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.719188][ T32] Exception stack(0xe04f1fb0 to 0xe04f1ff8) [ 1351.719218][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.719248][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.719314][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.719443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.719533][ T32] r4:84faa7c0 [ 1351.719600][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.719704][ T32] INFO: task kworker/1:528:7152 blocked for more than 478 seconds. [ 1351.719784][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.719854][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.719920][ T32] task:kworker/1:528 state:D stack:0 pid:7152 tgid:7152 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.720025][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.720117][ T32] Call trace: [ 1351.720214][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1351.743764][ T32] r10:82918930 r9:ed659d84 r8:00000002 r7:60000013 r6:ed659d8c r5:85aa8000 [ 1351.743882][ T32] r4:85aa8000 [ 1351.743937][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1351.744170][ T32] r5:85aa8000 r4:8291892c [ 1351.744257][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.744377][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.744483][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed659e08 [ 1351.744551][ T32] r4:00000000 [ 1351.744703][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1351.744798][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.744930][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.745028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85705a80 [ 1351.745079][ T32] r4:00000000 [ 1351.745127][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.745249][ T32] r9:83018205 r8:85aa8000 r7:00000000 r6:83018200 r5:00001000 r4:7f707000 [ 1351.745346][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.745461][ T32] r5:00001000 r4:ed43d000 [ 1351.745513][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.745617][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.745717][ T32] r5:85ad5b8c r4:85ad5800 [ 1351.745857][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.746042][ T32] r7:ddde2d80 r6:83018200 r5:85ad5b8c r4:8476ab00 [ 1351.746125][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.746266][ T32] r10:61c88647 r9:85aa8000 r8:8476ab2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.746295][ T32] r4:8476ab00 [ 1351.746336][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.746498][ T32] r10:00000000 r9:8476ab00 r8:8027f5e8 r7:ed655e60 r6:8476ab80 r5:85aa8000 [ 1351.746572][ T32] r4:00000001 [ 1351.746595][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.746634][ T32] Exception stack(0xed659fb0 to 0xed659ff8) [ 1351.746665][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.746694][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.746720][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.746749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.746794][ T32] r4:85705ac0 [ 1351.747463][ T32] INFO: task kworker/1:528:7152 is blocked on a mutex likely owned by task kworker/0:189:3725. [ 1351.747520][ T32] task:kworker/0:189 state:R running task stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.747772][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.747854][ T32] Call trace: [ 1351.747892][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1351.747944][ T32] r10:82ac11c4 r9:84f72400 r8:80200be4 r7:e04f1d5c r6:ffffffff r5:84f72400 [ 1351.748147][ T32] r4:00000000 [ 1351.748171][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.748244][ T32] Exception stack(0xe04f1d28 to 0xe04f1d70) [ 1351.748304][ T32] 1d20: 807e0000 dfe9d000 00000001 80239b98 7f1e5000 00000001 [ 1351.748339][ T32] 1d40: 82ac05a0 7f1e5000 dfe9d000 8280c930 82ac11c4 e04f1da4 e04f1da8 e04f1d78 [ 1351.748535][ T32] 1d60: 80230ad4 80239bb0 800e0013 ffffffff [ 1351.748563][ T32] r5:800e0013 r4:80239bb0 [ 1351.748638][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.748684][ T32] r4:82ac11e4 [ 1351.748704][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.748794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04f1dc0 r5:e04f1e08 [ 1351.748821][ T32] r4:e04f1dc0 [ 1351.748840][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.748910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa780 [ 1351.748944][ T32] r4:00000000 [ 1351.748983][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.749033][ T32] r9:83018005 r8:84f72400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1351.749055][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.749142][ T32] r5:00001000 r4:dfee5000 [ 1351.749241][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.749309][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.749404][ T32] r5:84ea738c r4:84ea7000 [ 1351.749427][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.749499][ T32] r7:dddced80 r6:83018000 r5:84ea738c r4:84fab500 [ 1351.749523][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.749568][ T32] r10:61c88647 r9:84f72400 r8:84fab52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.749590][ T32] r4:84fab500 [ 1351.749656][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.749734][ T32] r10:00000000 r9:84fab500 r8:8027f5e8 r7:e00f9e60 r6:84fab580 r5:84f72400 [ 1351.749757][ T32] r4:00000001 [ 1351.749845][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.749893][ T32] Exception stack(0xe04f1fb0 to 0xe04f1ff8) [ 1351.749988][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.750028][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.750055][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.750084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.750114][ T32] r4:84faa7c0 [ 1351.750140][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.750203][ T32] INFO: task kworker/1:529:7154 blocked for more than 478 seconds. [ 1351.750269][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.771087][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.771138][ T32] task:kworker/1:529 state:D stack:0 pid:7154 tgid:7154 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.771206][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.771269][ T32] Call trace: [ 1351.771324][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1351.771384][ T32] r10:82918930 r9:ed65dd84 r8:00000002 r7:60000013 r6:ed65dd8c r5:85aa8c00 [ 1351.771409][ T32] r4:85aa8c00 [ 1351.771441][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1351.771490][ T32] r5:85aa8c00 r4:8291892c [ 1351.771512][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.771552][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.771598][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed65de08 [ 1351.771639][ T32] r4:00000000 [ 1351.771686][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1351.771751][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.771794][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.771860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85705d00 [ 1351.771892][ T32] r4:00000000 [ 1351.771964][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.772016][ T32] r9:83018205 r8:85aa8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f709000 [ 1351.772043][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.772087][ T32] r5:00001000 r4:ed447000 [ 1351.772131][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.772174][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.772218][ T32] r5:85ad5f8c r4:85ad5c00 [ 1351.772238][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.772284][ T32] r7:ddde2d80 r6:83018200 r5:85ad5f8c r4:8476ac00 [ 1351.772304][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.772378][ T32] r10:61c88647 r9:85aa8c00 r8:8476ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.772415][ T32] r4:8476ac00 [ 1351.772464][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.772513][ T32] r10:00000000 r9:8476ac00 r8:8027f5e8 r7:ed655e60 r6:8476ac80 r5:85aa8c00 [ 1351.772535][ T32] r4:00000001 [ 1351.772578][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.772619][ T32] Exception stack(0xed65dfb0 to 0xed65dff8) [ 1351.772647][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.772674][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.772700][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.772751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.772801][ T32] r4:85705cc0 [ 1351.773357][ T32] INFO: task kworker/1:529:7154 is blocked on a mutex likely owned by task kworker/0:189:3725. [ 1351.773408][ T32] task:kworker/0:189 state:R running task stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.773522][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.773666][ T32] Call trace: [ 1351.773715][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1351.773797][ T32] r10:82ac11c4 r9:84f72400 r8:80200be4 r7:e04f1d5c r6:ffffffff r5:84f72400 [ 1351.773835][ T32] r4:00000000 [ 1351.773932][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.773977][ T32] Exception stack(0xe04f1d28 to 0xe04f1d70) [ 1351.774007][ T32] 1d20: 80b5d000 dfe9d000 00000001 80239b98 7f1e5000 00000001 [ 1351.774060][ T32] 1d40: 82ac05a0 7f1e5000 dfe9d000 8280c930 82ac11c4 e04f1da4 e04f1da8 e04f1d78 [ 1351.774165][ T32] 1d60: 80230ad4 80239bb0 800e0013 ffffffff [ 1351.774194][ T32] r5:800e0013 r4:80239bb0 [ 1351.774226][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.774320][ T32] r4:82ac11e4 [ 1351.774369][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.774416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04f1dc0 r5:e04f1e08 [ 1351.774466][ T32] r4:e04f1dc0 [ 1351.774488][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.774530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa780 [ 1351.774576][ T32] r4:00000000 [ 1351.774676][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.774725][ T32] r9:83018005 r8:84f72400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1351.774764][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.774811][ T32] r5:00001000 r4:dfee5000 [ 1351.774830][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.774893][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.774939][ T32] r5:84ea738c r4:84ea7000 [ 1351.775011][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.775092][ T32] r7:dddced80 r6:83018000 r5:84ea738c r4:84fab500 [ 1351.775116][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.775163][ T32] r10:61c88647 r9:84f72400 r8:84fab52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.775344][ T32] r4:84fab500 [ 1351.775523][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.775726][ T32] r10:00000000 r9:84fab500 r8:8027f5e8 r7:e00f9e60 r6:84fab580 r5:84f72400 [ 1351.775754][ T32] r4:00000001 [ 1351.775788][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.775852][ T32] Exception stack(0xe04f1fb0 to 0xe04f1ff8) [ 1351.775890][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.775919][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.775975][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.776007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.776030][ T32] r4:84faa7c0 [ 1351.776184][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.776365][ T32] INFO: task kworker/1:530:7156 blocked for more than 478 seconds. [ 1351.776403][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.776458][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.776561][ T32] task:kworker/1:530 state:D stack:0 pid:7156 tgid:7156 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.776618][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.776684][ T32] Call trace: [ 1351.776824][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1351.776871][ T32] r10:82918930 r9:ed661d84 r8:00000002 r7:60000113 r6:ed661d8c r5:85aa9800 [ 1351.776979][ T32] r4:85aa9800 [ 1351.777033][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1351.777078][ T32] r5:85aa9800 r4:8291892c [ 1351.777099][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.777196][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.777246][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed661e08 [ 1351.777268][ T32] r4:00000000 [ 1351.777288][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1351.777334][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.777370][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.777531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85705f80 [ 1351.777556][ T32] r4:00000000 [ 1351.777598][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.777755][ T32] r9:83018205 r8:85aa9800 r7:00000000 r6:83018200 r5:00001000 r4:7f70d000 [ 1351.777863][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.777914][ T32] r5:00001000 r4:ed459000 [ 1351.777935][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.777973][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.778041][ T32] r5:85ad678c r4:85ad6400 [ 1351.778139][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.778210][ T32] r7:ddde2d80 r6:83018200 r5:85ad678c r4:8476ad00 [ 1351.778234][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.778282][ T32] r10:61c88647 r9:85aa9800 r8:8476ad2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.778305][ T32] r4:8476ad00 [ 1351.778399][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.778446][ T32] r10:00000000 r9:8476ad00 r8:8027f5e8 r7:ed655e60 r6:8476ad80 r5:85aa9800 [ 1351.778504][ T32] r4:00000001 [ 1351.778527][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.778585][ T32] Exception stack(0xed661fb0 to 0xed661ff8) [ 1351.778615][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.778643][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.778754][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.778786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.778811][ T32] r4:85705d80 [ 1351.779086][ T32] INFO: task kworker/1:530:7156 is blocked on a mutex likely owned by task kworker/0:189:3725. [ 1351.779118][ T32] task:kworker/0:189 state:R running task stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.779172][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.779267][ T32] Call trace: [ 1351.779339][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1351.779452][ T32] r10:82ac11c4 r9:84f72400 r8:80200be4 r7:e04f1d5c r6:ffffffff r5:84f72400 [ 1351.779513][ T32] r4:00000000 [ 1351.779617][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.779721][ T32] Exception stack(0xe04f1d28 to 0xe04f1d70) [ 1351.779794][ T32] 1d20: 80b5d000 dfe9d000 00000001 80239b98 7f1e5000 00000001 [ 1351.779870][ T32] 1d40: 82ac05a0 7f1e5000 dfe9d000 8280c930 82ac11c4 e04f1da4 e04f1da8 e04f1d78 [ 1351.779943][ T32] 1d60: 80230ad4 80239bb0 800e0013 ffffffff [ 1351.780006][ T32] r5:800e0013 r4:80239bb0 [ 1351.780083][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.780183][ T32] r4:82ac11e4 [ 1351.780230][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.801155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04f1dc0 r5:e04f1e08 [ 1351.801205][ T32] r4:e04f1dc0 [ 1351.801231][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.801298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa780 [ 1351.801333][ T32] r4:00000000 [ 1351.801353][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.801401][ T32] r9:83018005 r8:84f72400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1351.801423][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1351.801512][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1351.801997][ T32] r10:00000000 r9:84fab500 r8:8027f5e8 r7:e00f9e60 r6:84fab580 r5:84f72400 ** 7 printk messages dropped ** [ 1351.802563][ T32] r4:84faa7c0 ** 2 printk messages dropped ** [ 1351.802771][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1351.803084][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1351.803533][ T32] r4:85aaa400 ** 2 printk messages dropped ** [ 1351.803648][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.803840][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.804019][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed665e08 [ 1351.804119][ T32] r4:00000000 [ 1351.804142][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1351.804183][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.804218][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.804282][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bcf000 [ 1351.804313][ T32] r4:00000000 [ 1351.804334][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.804402][ T32] r9:83018205 r8:85aaa400 r7:00000000 r6:83018200 r5:00001000 r4:7f70f000 [ 1351.804428][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.804471][ T32] r5:00001000 r4:ed465000 [ 1351.804495][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.804535][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.804577][ T32] r5:85ad6b8c r4:85ad6800 [ 1351.804596][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.804698][ T32] r7:ddde2d80 r6:83018200 r5:85ad6b8c r4:8476ae00 [ 1351.804723][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.804797][ T32] r10:61c88647 r9:85aaa400 r8:8476ae2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.804837][ T32] r4:8476ae00 [ 1351.804858][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.804910][ T32] r10:00000000 r9:8476ae00 r8:8027f5e8 r7:ed661e60 r6:8476ae80 r5:85aaa400 [ 1351.804933][ T32] r4:00000001 [ 1351.804951][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.805010][ T32] Exception stack(0xed665fb0 to 0xed665ff8) [ 1351.805040][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1351.805348][ T32] r4:83afefc0 ** 2 printk messages dropped ** [ 1351.805944][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.806610][ T32] Exception stack(0xe04f1d28 to 0xe04f1d70) ** 5 printk messages dropped ** [ 1351.807086][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1351.807518][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.807934][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1351.808637][ T32] r4:84fab500 ** 6 printk messages dropped ** [ 1351.809265][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1351.809804][ T32] task:kworker/1:532 state:D stack:0 pid:7161 tgid:7161 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.809950][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.810061][ T32] Call trace: [ 1351.810141][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1351.810241][ T32] r10:82918930 r9:ed669d84 r8:00000002 r7:60000113 r6:ed669d8c r5:85aab000 [ 1351.832303][ T32] r4:85aab000 [ 1351.832489][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1351.832627][ T32] r5:85aab000 r4:8291892c [ 1351.832701][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.832792][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.832903][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed669e08 [ 1351.832956][ T32] r4:00000000 [ 1351.833000][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1351.833102][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.833202][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.833298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bcf600 [ 1351.833351][ T32] r4:00000000 [ 1351.833396][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.833513][ T32] r9:83018205 r8:85aab000 r7:00000000 r6:83018200 r5:00001000 r4:7f717000 [ 1351.833561][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.833659][ T32] r5:00001000 r4:ed4a1000 [ 1351.833730][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.833856][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.833975][ T32] r5:85ad7b8c r4:85ad7800 [ 1351.834027][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.834171][ T32] r7:ddde2d80 r6:83018200 r5:85ad7b8c r4:8476af00 [ 1351.834228][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.834330][ T32] r10:61c88647 r9:85aab000 r8:8476af2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.834381][ T32] r4:8476af00 [ 1351.834428][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.834546][ T32] r10:00000000 r9:8476af00 r8:8027f5e8 r7:ed665e60 r6:8476af80 r5:85aab000 [ 1351.834601][ T32] r4:00000001 [ 1351.834650][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.834735][ T32] Exception stack(0xed669fb0 to 0xed669ff8) [ 1351.834803][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.834868][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.834935][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.835000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.835054][ T32] r4:85bcf280 [ 1351.835841][ T32] INFO: task kworker/1:532:7161 is blocked on a mutex likely owned by task kworker/0:189:3725. [ 1351.835935][ T32] task:kworker/0:189 state:R running task stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.836078][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.836200][ T32] Call trace: [ 1351.836274][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1351.836375][ T32] r10:82ac11c4 r9:84f72400 r8:80200be4 r7:e04f1d5c r6:ffffffff r5:84f72400 [ 1351.836428][ T32] r4:00000000 [ 1351.836531][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.836617][ T32] Exception stack(0xe04f1d28 to 0xe04f1d70) [ 1351.836682][ T32] 1d20: 80ec8000 dfe9d000 00000001 80239b98 7f1e5000 00000001 [ 1351.836747][ T32] 1d40: 82ac05a0 7f1e5000 dfe9d000 8280c930 82ac11c4 e04f1da4 e04f1da8 e04f1d78 [ 1351.836807][ T32] 1d60: 80230ad4 80239bb0 800e0013 ffffffff [ 1351.836890][ T32] r5:800e0013 r4:80239bb0 [ 1351.836967][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.837060][ T32] r4:82ac11e4 [ 1351.837107][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.837195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04f1dc0 r5:e04f1e08 [ 1351.837249][ T32] r4:e04f1dc0 [ 1351.837311][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.837443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa780 [ 1351.837503][ T32] r4:00000000 [ 1351.837565][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.837672][ T32] r9:83018005 r8:84f72400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1351.837722][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.837848][ T32] r5:00001000 r4:dfee5000 [ 1351.837902][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.837986][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.838076][ T32] r5:84ea738c r4:84ea7000 [ 1351.838121][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.838217][ T32] r7:dddced80 r6:83018000 r5:84ea738c r4:84fab500 [ 1351.838265][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.838365][ T32] r10:61c88647 r9:84f72400 r8:84fab52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.838436][ T32] r4:84fab500 [ 1351.838488][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.838590][ T32] r10:00000000 r9:84fab500 r8:8027f5e8 r7:e00f9e60 r6:84fab580 r5:84f72400 [ 1351.838666][ T32] r4:00000001 [ 1351.838716][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.838792][ T32] Exception stack(0xe04f1fb0 to 0xe04f1ff8) [ 1351.838853][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.838926][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.838988][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.839052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.839102][ T32] r4:84faa7c0 [ 1351.839151][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.839216][ T32] INFO: task kworker/1:533:7163 blocked for more than 478 seconds. [ 1351.839286][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.839342][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.839424][ T32] task:kworker/1:533 state:D stack:0 pid:7163 tgid:7163 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.839580][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.839757][ T32] Call trace: [ 1351.839882][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1351.839987][ T32] r10:82918930 r9:ed679d84 r8:00000002 r7:60000113 r6:ed679d8c r5:8551c800 ** 2 printk messages dropped ** [ 1351.840187][ T32] r5:8551c800 r4:8291892c ** 5 printk messages dropped ** [ 1351.862445][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1351.863169][ T32] r5:00001000 r4:ed477000 ** 1 printk messages dropped ** [ 1351.863236][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1351.863721][ T32] r10:00000000 r9:85bc9000 r8:8027f5e8 r7:ed669e60 r6:859b4100 r5:8551c800 ** 9 printk messages dropped ** [ 1351.864690][ T32] task:kworker/0:189 state:R running task stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1351.865208][ T32] Exception stack(0xe04f1d28 to 0xe04f1d70) [ 1351.865238][ T32] 1d20: 81102000 dfe9d000 00000001 80239b98 7f1e5000 00000001 [ 1351.865267][ T32] 1d40: 82ac05a0 7f1e5000 dfe9d000 8280c930 82ac11c4 e04f1da4 e04f1da8 e04f1d78 [ 1351.865292][ T32] 1d60: 80230ad4 80239bb0 800e0013 ffffffff [ 1351.865317][ T32] r5:800e0013 r4:80239bb0 [ 1351.865361][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.865466][ T32] r4:82ac11e4 [ 1351.865489][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.865558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04f1dc0 r5:e04f1e08 [ 1351.865585][ T32] r4:e04f1dc0 [ 1351.865715][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.865794][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa780 [ 1351.865934][ T32] r4:00000000 [ 1351.865959][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.866008][ T32] r9:83018005 r8:84f72400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1351.866055][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.866125][ T32] r5:00001000 r4:dfee5000 [ 1351.866148][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.866187][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.866271][ T32] r5:84ea738c r4:84ea7000 [ 1351.866304][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.866351][ T32] r7:dddced80 r6:83018000 r5:84ea738c r4:84fab500 [ 1351.866399][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.866455][ T32] r10:61c88647 r9:84f72400 r8:84fab52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.866478][ T32] r4:84fab500 [ 1351.866497][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.866540][ T32] r10:00000000 r9:84fab500 r8:8027f5e8 r7:e00f9e60 r6:84fab580 r5:84f72400 [ 1351.866621][ T32] r4:00000001 [ 1351.866644][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.866680][ T32] Exception stack(0xe04f1fb0 to 0xe04f1ff8) [ 1351.866705][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.866732][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.866757][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.866785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.866808][ T32] r4:84faa7c0 [ 1351.866829][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.866907][ T32] INFO: task kworker/1:534:7164 blocked for more than 478 seconds. [ 1351.866946][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.866971][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.867013][ T32] task:kworker/1:534 state:D stack:0 pid:7164 tgid:7164 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.867164][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.867266][ T32] Call trace: [ 1351.867328][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1351.867376][ T32] r10:82918930 r9:ed67dd84 r8:00000002 r7:60000113 r6:ed67dd8c r5:8551e000 [ 1351.867454][ T32] r4:8551e000 [ 1351.867482][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1351.867526][ T32] r5:8551e000 r4:8291892c [ 1351.867599][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.867692][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.867741][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed67de08 [ 1351.867763][ T32] r4:00000000 [ 1351.867798][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1351.867866][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.868036][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.868086][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bcf300 [ 1351.868109][ T32] r4:00000000 [ 1351.868153][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.868284][ T32] r9:83018205 r8:8551e000 r7:00000000 r6:83018200 r5:00001000 r4:7f713000 [ 1351.868310][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.868353][ T32] r5:00001000 r4:ed483000 [ 1351.868373][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.868510][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.868570][ T32] r5:85ad738c r4:85ad7000 [ 1351.868590][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.868681][ T32] r7:ddde2d80 r6:83018200 r5:85ad738c r4:85bc9080 [ 1351.868735][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.868813][ T32] r10:61c88647 r9:8551e000 r8:85bc90ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.868915][ T32] r4:85bc9080 [ 1351.868940][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.868999][ T32] r10:00000000 r9:85bc9080 r8:8027f5e8 r7:ed669e60 r6:859b4180 r5:8551e000 [ 1351.869024][ T32] r4:00000001 [ 1351.869054][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.869167][ T32] Exception stack(0xed67dfb0 to 0xed67dff8) [ 1351.869203][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.869231][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.869272][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.869331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.869356][ T32] r4:85bcf2c0 [ 1351.869666][ T32] INFO: task kworker/1:534:7164 is blocked on a mutex likely owned by task kworker/0:189:3725. [ 1351.869730][ T32] task:kworker/0:189 state:R running task stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.869846][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.869898][ T32] Call trace: [ 1351.869927][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1351.870271][ T32] 1d40: 82ac05a0 7f1e5000 dfe9d000 8280c930 82ac11c4 e04f1da4 e04f1da8 e04f1d78 ** 11 printk messages dropped ** [ 1351.891499][ T32] r9:83018005 r8:84f72400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 ** 7 printk messages dropped ** [ 1351.891891][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1351.892034][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1351.892270][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1351.892425][ T32] r4:84faa7c0 ** 2 printk messages dropped ** [ 1351.892543][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1351.892588][ T32] task:kworker/1:535 state:D stack:0 pid:7166 tgid:7166 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.892739][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.892834][ T32] Call trace: [ 1351.892935][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1351.892990][ T32] r10:82918930 r9:ed681d84 r8:00000002 r7:60000013 r6:ed681d8c r5:8551b000 [ 1351.893013][ T32] r4:8551b000 [ 1351.893043][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1351.893088][ T32] r5:8551b000 r4:8291892c [ 1351.893107][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.893196][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.893246][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed681e08 [ 1351.893269][ T32] r4:00000000 [ 1351.893380][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1351.893431][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.893470][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.893526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bcf480 [ 1351.893603][ T32] r4:00000000 [ 1351.893633][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.893732][ T32] r9:83018205 r8:8551b000 r7:00000000 r6:83018200 r5:00001000 r4:7f715000 [ 1351.893756][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.893851][ T32] r5:00001000 r4:ed495000 [ 1351.893895][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.894014][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.894065][ T32] r5:85ad778c r4:85ad7400 [ 1351.894099][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.894208][ T32] r7:ddde2d80 r6:83018200 r5:85ad778c r4:85bc9100 [ 1351.894259][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.894356][ T32] r10:61c88647 r9:8551b000 r8:85bc912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.894430][ T32] r4:85bc9100 [ 1351.894567][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.894674][ T32] r10:00000000 r9:85bc9100 r8:8027f5e8 r7:ed669e60 r6:859b4200 r5:8551b000 [ 1351.894742][ T32] r4:00000001 [ 1351.894764][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.894803][ T32] Exception stack(0xed681fb0 to 0xed681ff8) [ 1351.894906][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.895000][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.895061][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.895092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.895144][ T32] r4:85bcf3c0 [ 1351.895617][ T32] INFO: task kworker/1:535:7166 is blocked on a mutex likely owned by task kworker/0:189:3725. [ 1351.895668][ T32] task:kworker/0:189 state:R running task stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.895756][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.895804][ T32] Call trace: [ 1351.895907][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1351.895963][ T32] r10:82ac11c4 r9:84f72400 r8:80200be4 r7:e04f1d5c r6:ffffffff r5:84f72400 [ 1351.895986][ T32] r4:00000000 [ 1351.896005][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.896096][ T32] Exception stack(0xe04f1d28 to 0xe04f1d70) [ 1351.896155][ T32] 1d20: 813e1000 dfe9d000 00000001 80239b98 7f1e5000 00000001 [ 1351.896198][ T32] 1d40: 82ac05a0 7f1e5000 dfe9d000 8280c930 82ac11c4 e04f1da4 e04f1da8 e04f1d78 [ 1351.896257][ T32] 1d60: 80230ad4 80239bb0 800e0013 ffffffff [ 1351.896285][ T32] r5:800e0013 r4:80239bb0 [ 1351.896333][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.896390][ T32] r4:82ac11e4 [ 1351.896432][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.896477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04f1dc0 r5:e04f1e08 [ 1351.896527][ T32] r4:e04f1dc0 [ 1351.896549][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.896631][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa780 [ 1351.896661][ T32] r4:00000000 [ 1351.896704][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.896754][ T32] r9:83018005 r8:84f72400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1351.896860][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.896913][ T32] r5:00001000 r4:dfee5000 [ 1351.896976][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.897019][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.897085][ T32] r5:84ea738c r4:84ea7000 [ 1351.897109][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.897157][ T32] r7:dddced80 r6:83018000 r5:84ea738c r4:84fab500 [ 1351.897178][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.897235][ T32] r10:61c88647 r9:84f72400 r8:84fab52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.897263][ T32] r4:84fab500 [ 1351.897282][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.897360][ T32] r10:00000000 r9:84fab500 r8:8027f5e8 r7:e00f9e60 r6:84fab580 r5:84f72400 [ 1351.897385][ T32] r4:00000001 [ 1351.897405][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.897439][ T32] Exception stack(0xe04f1fb0 to 0xe04f1ff8) [ 1351.897465][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.897542][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.897640][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.897674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.897697][ T32] r4:84faa7c0 [ 1351.897716][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.897743][ T32] INFO: task kworker/1:536:7168 blocked for more than 478 seconds. [ 1351.897850][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.897890][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.897925][ T32] task:kworker/1:536 state:D stack:0 pid:7168 tgid:7168 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.897979][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.898072][ T32] Call trace: [ 1351.898106][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1351.898152][ T32] r10:82918930 r9:ed689d84 r8:00000002 r7:60000113 r6:ed689d8c r5:83243c00 [ 1351.898270][ T32] r4:83243c00 [ 1351.898293][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1351.898334][ T32] r5:83243c00 r4:8291892c [ 1351.898384][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.898477][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.898533][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed689e08 [ 1351.898587][ T32] r4:00000000 [ 1351.898610][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1351.898655][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.898741][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.898785][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bcf800 [ 1351.898808][ T32] r4:00000000 [ 1351.898827][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.898869][ T32] r9:83018205 r8:83243c00 r7:00000000 r6:83018200 r5:00001000 r4:7f71b000 [ 1351.898890][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.898932][ T32] r5:00001000 r4:ed697000 [ 1351.898950][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.898987][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.899030][ T32] r5:85adc38c r4:85adc000 [ 1351.899080][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.899131][ T32] r7:ddde2d80 r6:83018200 r5:85adc38c r4:85bc9180 [ 1351.899262][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.899358][ T32] r10:61c88647 r9:83243c00 r8:85bc91ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.899428][ T32] r4:85bc9180 [ 1351.899467][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.899532][ T32] r10:00000000 r9:85bc9180 r8:8027f5e8 r7:ed669e60 r6:859b4280 r5:83243c00 [ 1351.899568][ T32] r4:00000001 [ 1351.899591][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.899633][ T32] Exception stack(0xed689fb0 to 0xed689ff8) [ 1351.899660][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.899782][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.899887][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.899918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.899942][ T32] r4:85bcf540 [ 1351.900193][ T32] INFO: task kworker/1:536:7168 is blocked on a mutex likely owned by task kworker/0:189:3725. [ 1351.900342][ T32] task:kworker/0:189 state:R running task stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.933982][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.934115][ T32] Call trace: [ 1351.934193][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1351.934255][ T32] r10:82ac11c4 r9:84f72400 r8:80200be4 r7:e04f1d5c r6:ffffffff r5:84f72400 [ 1351.934282][ T32] r4:00000000 [ 1351.934393][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.934438][ T32] Exception stack(0xe04f1d28 to 0xe04f1d70) [ 1351.934468][ T32] 1d20: 81a5a000 dfe9d000 00000001 80239b98 7f1e5000 00000001 [ 1351.934542][ T32] 1d40: 82ac05a0 7f1e5000 dfe9d000 8280c930 82ac11c4 e04f1da4 e04f1da8 e04f1d78 [ 1351.934578][ T32] 1d60: 80230ad4 80239bb0 800e0013 ffffffff [ 1351.934675][ T32] r5:800e0013 r4:80239bb0 [ 1351.934736][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.934787][ T32] r4:82ac11e4 [ 1351.934833][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.934883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04f1dc0 r5:e04f1e08 [ 1351.934906][ T32] r4:e04f1dc0 [ 1351.935013][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.935066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa780 [ 1351.935089][ T32] r4:00000000 [ 1351.935109][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.935155][ T32] r9:83018005 r8:84f72400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1351.935176][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.935222][ T32] r5:00001000 r4:dfee5000 [ 1351.935306][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.935430][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.935477][ T32] r5:84ea738c r4:84ea7000 [ 1351.935498][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.935568][ T32] r7:dddced80 r6:83018000 r5:84ea738c r4:84fab500 [ 1351.935600][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.935658][ T32] r10:61c88647 r9:84f72400 r8:84fab52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.935732][ T32] r4:84fab500 [ 1351.935808][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.935863][ T32] r10:00000000 r9:84fab500 r8:8027f5e8 r7:e00f9e60 r6:84fab580 r5:84f72400 [ 1351.935889][ T32] r4:00000001 [ 1351.935933][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.936033][ T32] Exception stack(0xe04f1fb0 to 0xe04f1ff8) [ 1351.936063][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.936127][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.936156][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.936239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.936273][ T32] r4:84faa7c0 [ 1351.936298][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.936334][ T32] INFO: task kworker/1:537:7169 blocked for more than 478 seconds. [ 1351.936371][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.936470][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.936569][ T32] task:kworker/1:537 state:D stack:0 pid:7169 tgid:7169 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.936661][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.936752][ T32] Call trace: [ 1351.936801][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1351.936928][ T32] r10:82918930 r9:ed68dd84 r8:00000002 r7:60000113 r6:ed68dd8c r5:85404800 [ 1351.936981][ T32] r4:85404800 [ 1351.937036][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1351.937087][ T32] r5:85404800 r4:8291892c [ 1351.937107][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.937147][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.937192][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed68de08 [ 1351.937263][ T32] r4:00000000 [ 1351.937367][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1351.937468][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.937566][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.937642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bcf6c0 [ 1351.937669][ T32] r4:00000000 [ 1351.937689][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.937733][ T32] r9:83018205 r8:85404800 r7:00000000 r6:83018200 r5:00001000 r4:7f719000 [ 1351.937754][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.937849][ T32] r5:00001000 r4:ed4ab000 [ 1351.937877][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.937930][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.938002][ T32] r5:85ad7f8c r4:85ad7c00 [ 1351.938025][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.938071][ T32] r7:ddde2d80 r6:83018200 r5:85ad7f8c r4:85bc9200 [ 1351.938091][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.938161][ T32] r10:61c88647 r9:85404800 r8:85bc922c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.938187][ T32] r4:85bc9200 [ 1351.938206][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.938248][ T32] r10:00000000 r9:85bc9200 r8:8027f5e8 r7:ed689e60 r6:859b4300 r5:85404800 [ 1351.938269][ T32] r4:00000001 [ 1351.938335][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.938422][ T32] Exception stack(0xed68dfb0 to 0xed68dff8) [ 1351.938504][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.938535][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.938561][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.938605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.938715][ T32] r4:85bcf540 [ 1351.939152][ T32] INFO: task kworker/1:537:7169 is blocked on a mutex likely owned by task kworker/0:189:3725. [ 1351.939186][ T32] task:kworker/0:189 state:R running task stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.939291][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.939345][ T32] Call trace: [ 1351.939493][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1351.939546][ T32] r10:82ac11c4 r9:84f72400 r8:80200be4 r7:e04f1d5c r6:ffffffff r5:84f72400 [ 1351.939593][ T32] r4:00000000 [ 1351.939616][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.939665][ T32] Exception stack(0xe04f1d28 to 0xe04f1d70) [ 1351.939767][ T32] 1d20: 81a5a000 dfe9d000 00000001 80239b98 7f1e5000 00000001 [ 1351.939866][ T32] 1d40: 82ac05a0 7f1e5000 dfe9d000 8280c930 82ac11c4 e04f1da4 e04f1da8 e04f1d78 [ 1351.939971][ T32] 1d60: 80230ad4 80239bb0 800e0013 ffffffff [ 1351.940076][ T32] r5:800e0013 r4:80239bb0 [ 1351.940125][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.940176][ T32] r4:82ac11e4 [ 1351.940209][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.940314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04f1dc0 r5:e04f1e08 [ 1351.950723][ T32] r4:e04f1dc0 [ 1351.950787][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.950869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa780 [ 1351.950940][ T32] r4:00000000 [ 1351.950971][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.951020][ T32] r9:83018005 r8:84f72400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1351.951067][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.951118][ T32] r5:00001000 r4:dfee5000 [ 1351.951178][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.951298][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.951350][ T32] r5:84ea738c r4:84ea7000 [ 1351.951421][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.951547][ T32] r7:dddced80 r6:83018000 r5:84ea738c r4:84fab500 [ 1351.951578][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.951631][ T32] r10:61c88647 r9:84f72400 r8:84fab52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.951808][ T32] r4:84fab500 [ 1351.951864][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.951914][ T32] r10:00000000 r9:84fab500 r8:8027f5e8 r7:e00f9e60 r6:84fab580 r5:84f72400 [ 1351.951962][ T32] r4:00000001 [ 1351.952010][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.952051][ T32] Exception stack(0xe04f1fb0 to 0xe04f1ff8) [ 1351.952083][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.952112][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.952188][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.952226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.952249][ T32] r4:84faa7c0 [ 1351.952273][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.952328][ T32] INFO: task kworker/1:538:7171 blocked for more than 478 seconds. [ 1351.952465][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.952525][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.952602][ T32] task:kworker/1:538 state:D stack:0 pid:7171 tgid:7171 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.952672][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.952768][ T32] Call trace: [ 1351.952838][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1351.952895][ T32] r10:82918930 r9:ed695d84 r8:00000002 r7:60000013 r6:ed695d8c r5:84d78c00 [ 1351.952967][ T32] r4:84d78c00 [ 1351.953091][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1351.953137][ T32] r5:84d78c00 r4:8291892c [ 1351.953182][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.953251][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.953309][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed695e08 [ 1351.953336][ T32] r4:00000000 [ 1351.953380][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1351.953495][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.953613][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.953664][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bcfa00 [ 1351.953688][ T32] r4:00000000 [ 1351.953706][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.953752][ T32] r9:83018205 r8:84d78c00 r7:00000000 r6:83018200 r5:00001000 r4:7f603000 [ 1351.953826][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.953898][ T32] r5:00001000 r4:dfca1000 [ 1351.954008][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.954056][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.954103][ T32] r5:85adc78c r4:85adc400 [ 1351.954125][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.954171][ T32] r7:ddde2d80 r6:83018200 r5:85adc78c r4:85bc9280 [ 1351.954320][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.954385][ T32] r10:61c88647 r9:84d78c00 r8:85bc92ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.954407][ T32] r4:85bc9280 [ 1351.954450][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.954514][ T32] r10:00000000 r9:85bc9280 r8:8027f5e8 r7:ed689e60 r6:859b4380 r5:84d78c00 [ 1351.954587][ T32] r4:00000001 [ 1351.954615][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.954676][ T32] Exception stack(0xed695fb0 to 0xed695ff8) [ 1351.954734][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.954776][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.954836][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.954937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.954988][ T32] r4:85bcf700 [ 1351.955523][ T32] INFO: task kworker/1:538:7171 is blocked on a mutex likely owned by task kworker/0:189:3725. [ 1351.955571][ T32] task:kworker/0:189 state:R running task stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.955776][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.955918][ T32] Call trace: [ 1351.955953][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1351.956004][ T32] r10:82ac11c4 r9:84f72400 r8:80200be4 r7:e04f1d5c r6:ffffffff r5:84f72400 [ 1351.956027][ T32] r4:00000000 [ 1351.956046][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.956083][ T32] Exception stack(0xe04f1d28 to 0xe04f1d70) [ 1351.956111][ T32] 1d20: 81b10000 dfe9d000 00000001 80239b98 7f1e5000 00000001 [ 1351.956141][ T32] 1d40: 82ac05a0 7f1e5000 dfe9d000 8280c930 82ac11c4 e04f1da4 e04f1da8 e04f1d78 [ 1351.956166][ T32] 1d60: 80230ad4 80239bb0 800e0013 ffffffff [ 1351.956212][ T32] r5:800e0013 r4:80239bb0 [ 1351.956328][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.956425][ T32] r4:82ac11e4 [ 1351.956449][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.956493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04f1dc0 r5:e04f1e08 [ 1351.956539][ T32] r4:e04f1dc0 [ 1351.956562][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.956639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa780 [ 1351.956664][ T32] r4:00000000 [ 1351.956684][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.956731][ T32] r9:83018005 r8:84f72400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1351.956784][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.956830][ T32] r5:00001000 r4:dfee5000 [ 1351.956851][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.956929][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.956974][ T32] r5:84ea738c r4:84ea7000 [ 1351.957023][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.957078][ T32] r7:dddced80 r6:83018000 r5:84ea738c r4:84fab500 [ 1351.957123][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.957224][ T32] r10:61c88647 r9:84f72400 r8:84fab52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.957291][ T32] r4:84fab500 [ 1351.957352][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.957400][ T32] r10:00000000 r9:84fab500 r8:8027f5e8 r7:e00f9e60 r6:84fab580 r5:84f72400 [ 1351.957466][ T32] r4:00000001 [ 1351.957488][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.957524][ T32] Exception stack(0xe04f1fb0 to 0xe04f1ff8) [ 1351.957575][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.957659][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.957744][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.957822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.957852][ T32] r4:84faa7c0 [ 1351.957874][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.957900][ T32] INFO: task kworker/1:539:7174 blocked for more than 478 seconds. [ 1351.957940][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.957966][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.957987][ T32] task:kworker/1:539 state:D stack:0 pid:7174 tgid:7174 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.958050][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.958177][ T32] Call trace: [ 1351.958344][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1351.958412][ T32] r10:82918930 r9:ed5d9d84 r8:00000002 r7:60000113 r6:ed5d9d8c r5:84d79800 [ 1351.958452][ T32] r4:84d79800 [ 1351.958550][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1351.958595][ T32] r5:84d79800 r4:8291892c [ 1351.958615][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.958663][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.958707][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5d9e08 [ 1351.958755][ T32] r4:00000000 [ 1351.958778][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1351.958958][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.959003][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.959044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bcfac0 [ 1351.959066][ T32] r4:00000000 [ 1351.959102][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.959262][ T32] r9:83018205 r8:84d79800 r7:00000000 r6:83018200 r5:00001000 r4:7f6c1000 [ 1351.959311][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.959379][ T32] r5:00001000 r4:ec5a9000 [ 1351.959404][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.959497][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.959545][ T32] r5:85adcb8c r4:85adc800 [ 1351.959616][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.959738][ T32] r7:ddde2d80 r6:83018200 r5:85adcb8c r4:85bc9300 [ 1351.959846][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.959944][ T32] r10:61c88647 r9:84d79800 r8:85bc932c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.959973][ T32] r4:85bc9300 [ 1351.960146][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.960266][ T32] r10:00000000 r9:85bc9300 r8:8027f5e8 r7:ed695e60 r6:859b4400 r5:84d79800 [ 1351.960354][ T32] r4:00000001 [ 1351.986151][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.986275][ T32] Exception stack(0xed5d9fb0 to 0xed5d9ff8) [ 1351.986314][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.986385][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.986419][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.986452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.986478][ T32] r4:85bcf9c0 [ 1351.986940][ T32] INFO: task kworker/1:539:7174 is blocked on a mutex likely owned by task kworker/0:189:3725. [ 1351.987007][ T32] task:kworker/0:189 state:R running task stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.987084][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.987174][ T32] Call trace: [ 1351.987282][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1351.987373][ T32] r10:82ac11c4 r9:84f72400 r8:80200be4 r7:e04f1d5c r6:ffffffff r5:84f72400 [ 1351.987400][ T32] r4:00000000 [ 1351.987421][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.987488][ T32] Exception stack(0xe04f1d28 to 0xe04f1d70) [ 1351.987524][ T32] 1d20: 81f24000 dfe9d000 00000001 80239b98 7f1e5000 00000001 [ 1351.987555][ T32] 1d40: 82ac05a0 7f1e5000 dfe9d000 8280c930 82ac11c4 e04f1da4 e04f1da8 e04f1d78 [ 1351.987580][ T32] 1d60: 80230ad4 80239bb0 800e0013 ffffffff [ 1351.987604][ T32] r5:800e0013 r4:80239bb0 [ 1351.987633][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.987705][ T32] r4:82ac11e4 [ 1351.987754][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.987802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04f1dc0 r5:e04f1e08 [ 1351.987831][ T32] r4:e04f1dc0 [ 1351.987853][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.987899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa780 [ 1351.987922][ T32] r4:00000000 [ 1351.987941][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.987987][ T32] r9:83018005 r8:84f72400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1351.988008][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.988063][ T32] r5:00001000 r4:dfee5000 [ 1351.988088][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.988130][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.988197][ T32] r5:84ea738c r4:84ea7000 [ 1351.988221][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.988287][ T32] r7:dddced80 r6:83018000 r5:84ea738c r4:84fab500 [ 1351.988331][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.988382][ T32] r10:61c88647 r9:84f72400 r8:84fab52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.988477][ T32] r4:84fab500 [ 1351.988529][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.988615][ T32] r10:00000000 r9:84fab500 r8:8027f5e8 r7:e00f9e60 r6:84fab580 r5:84f72400 [ 1351.988646][ T32] r4:00000001 [ 1351.988668][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.988708][ T32] Exception stack(0xe04f1fb0 to 0xe04f1ff8) [ 1351.988737][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.988768][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.988795][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.988823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.988861][ T32] r4:84faa7c0 [ 1351.988892][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.988949][ T32] INFO: task kworker/1:540:7176 blocked for more than 478 seconds. [ 1351.989024][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.989174][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.989199][ T32] task:kworker/1:540 state:D stack:0 pid:7176 tgid:7176 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.989305][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.989376][ T32] Call trace: [ 1351.989409][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1351.989482][ T32] r10:82918930 r9:ed5ddd84 r8:00000002 r7:60000013 r6:ed5ddd8c r5:84d7a400 [ 1351.989558][ T32] r4:84d7a400 [ 1351.989614][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1351.989697][ T32] r5:84d7a400 r4:8291892c [ 1351.989743][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.989848][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.989900][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5dde08 [ 1351.989937][ T32] r4:00000000 [ 1351.989963][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1351.990041][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.990082][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.990124][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bcfc00 [ 1351.990148][ T32] r4:00000000 [ 1351.990168][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1351.990213][ T32] r9:83018205 r8:84d7a400 r7:00000000 r6:83018200 r5:00001000 r4:7f6cd000 [ 1351.990235][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.005942][ T32] r5:00001000 r4:ed4af000 [ 1352.005987][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.006082][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.006133][ T32] r5:85adcf8c r4:85adcc00 [ 1352.006187][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.006278][ T32] r7:ddde2d80 r6:83018200 r5:85adcf8c r4:85bc9380 [ 1352.006303][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.006353][ T32] r10:61c88647 r9:84d7a400 r8:85bc93ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.006378][ T32] r4:85bc9380 [ 1352.006422][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.006479][ T32] r10:00000000 r9:85bc9380 r8:8027f5e8 r7:ed5d9e60 r6:859b4480 r5:84d7a400 [ 1352.006525][ T32] r4:00000001 [ 1352.006563][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.006605][ T32] Exception stack(0xed5ddfb0 to 0xed5ddff8) [ 1352.006644][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.006747][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.006858][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.006898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.006941][ T32] r4:85bcfb00 [ 1352.007404][ T32] INFO: task kworker/1:540:7176 is blocked on a mutex likely owned by task kworker/0:189:3725. [ 1352.007461][ T32] task:kworker/0:189 state:R running task stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.007570][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.007649][ T32] Call trace: [ 1352.007702][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1352.007757][ T32] r10:82ac11c4 r9:84f72400 r8:80200be4 r7:e04f1d5c r6:ffffffff r5:84f72400 [ 1352.007805][ T32] r4:00000000 [ 1352.007854][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.007926][ T32] Exception stack(0xe04f1d28 to 0xe04f1d70) [ 1352.007963][ T32] 1d20: 82155000 dfe9d000 00000001 80239b98 7f1e5000 00000001 [ 1352.008006][ T32] 1d40: 82ac05a0 7f1e5000 dfe9d000 8280c930 82ac11c4 e04f1da4 e04f1da8 e04f1d78 [ 1352.008061][ T32] 1d60: 80230ad4 80239bb0 800e0013 ffffffff [ 1352.008090][ T32] r5:800e0013 r4:80239bb0 [ 1352.008136][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.008185][ T32] r4:82ac11e4 [ 1352.008223][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.008296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04f1dc0 r5:e04f1e08 [ 1352.008410][ T32] r4:e04f1dc0 [ 1352.008491][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.008542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa780 [ 1352.008568][ T32] r4:00000000 [ 1352.008618][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1352.008690][ T32] r9:83018005 r8:84f72400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1352.008749][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.008876][ T32] r5:00001000 r4:dfee5000 [ 1352.008902][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.008944][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.008988][ T32] r5:84ea738c r4:84ea7000 [ 1352.009034][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.009086][ T32] r7:dddced80 r6:83018000 r5:84ea738c r4:84fab500 [ 1352.009114][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.009163][ T32] r10:61c88647 r9:84f72400 r8:84fab52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.009210][ T32] r4:84fab500 [ 1352.009235][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.009286][ T32] r10:00000000 r9:84fab500 r8:8027f5e8 r7:e00f9e60 r6:84fab580 r5:84f72400 [ 1352.009311][ T32] r4:00000001 [ 1352.009331][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.009393][ T32] Exception stack(0xe04f1fb0 to 0xe04f1ff8) [ 1352.009466][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.009501][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.009688][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.009741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.009819][ T32] r4:84faa7c0 [ 1352.009896][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.010011][ T32] INFO: task kworker/1:541:7178 blocked for more than 478 seconds. [ 1352.010082][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.010114][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.010143][ T32] task:kworker/1:541 state:D stack:0 pid:7178 tgid:7178 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.010252][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.023169][ T32] Call trace: [ 1352.023234][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1352.023362][ T32] r10:82918930 r9:ed6a1d84 r8:00000002 r7:60000013 r6:ed6a1d8c r5:84d7b000 [ 1352.023399][ T32] r4:84d7b000 [ 1352.023424][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1352.023495][ T32] r5:84d7b000 r4:8291892c [ 1352.023520][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.023613][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.023672][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6a1e08 [ 1352.023696][ T32] r4:00000000 [ 1352.023717][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1352.023778][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1352.023840][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.023989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bcfd40 [ 1352.024017][ T32] r4:00000000 [ 1352.024088][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1352.024141][ T32] r9:83018205 r8:84d7b000 r7:00000000 r6:83018200 r5:00001000 r4:7f6cf000 [ 1352.024178][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.024231][ T32] r5:00001000 r4:ed4b7000 [ 1352.024271][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.024349][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.024396][ T32] r5:85add38c r4:85add000 [ 1352.024416][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.024512][ T32] r7:ddde2d80 r6:83018200 r5:85add38c r4:85bc9400 [ 1352.024538][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.024604][ T32] r10:61c88647 r9:84d7b000 r8:85bc942c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.024773][ T32] r4:85bc9400 [ 1352.024801][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.024852][ T32] r10:00000000 r9:85bc9400 r8:8027f5e8 r7:ed5dde60 r6:859b4500 r5:84d7b000 [ 1352.024879][ T32] r4:00000001 [ 1352.024928][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.024990][ T32] Exception stack(0xed6a1fb0 to 0xed6a1ff8) [ 1352.025022][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.025055][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.025083][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.025124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.025149][ T32] r4:85bcfb40 [ 1352.025571][ T32] INFO: task kworker/1:541:7178 is blocked on a mutex likely owned by task kworker/0:189:3725. [ 1352.025636][ T32] task:kworker/0:189 state:R running task stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.025884][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.025956][ T32] Call trace: [ 1352.026042][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1352.026098][ T32] r10:82ac11c4 r9:84f72400 r8:80200be4 r7:e04f1d5c r6:ffffffff r5:84f72400 [ 1352.026123][ T32] r4:00000000 [ 1352.026167][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.026266][ T32] Exception stack(0xe04f1d28 to 0xe04f1d70) [ 1352.026304][ T32] 1d20: 8242a000 dfe9d000 00000001 80239b98 7f1e5000 00000001 [ 1352.026335][ T32] 1d40: 82ac05a0 7f1e5000 dfe9d000 8280c930 82ac11c4 e04f1da4 e04f1da8 e04f1d78 [ 1352.026361][ T32] 1d60: 80230ad4 80239bb0 800e0013 ffffffff [ 1352.026385][ T32] r5:800e0013 r4:80239bb0 [ 1352.026428][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.026476][ T32] r4:82ac11e4 [ 1352.026514][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.026585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04f1dc0 r5:e04f1e08 [ 1352.026613][ T32] r4:e04f1dc0 [ 1352.026684][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.026765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa780 [ 1352.026792][ T32] r4:00000000 [ 1352.026812][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1352.026885][ T32] r9:83018005 r8:84f72400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1352.026912][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.026957][ T32] r5:00001000 r4:dfee5000 [ 1352.026977][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.027026][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.027068][ T32] r5:84ea738c r4:84ea7000 [ 1352.027090][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.027137][ T32] r7:dddced80 r6:83018000 r5:84ea738c r4:84fab500 [ 1352.027159][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.027207][ T32] r10:61c88647 r9:84f72400 r8:84fab52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.027245][ T32] r4:84fab500 [ 1352.027270][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.027364][ T32] r10:00000000 r9:84fab500 r8:8027f5e8 r7:e00f9e60 r6:84fab580 r5:84f72400 [ 1352.027403][ T32] r4:00000001 [ 1352.027432][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.027491][ T32] Exception stack(0xe04f1fb0 to 0xe04f1ff8) [ 1352.027526][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.027586][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.027626][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.027659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.027682][ T32] r4:84faa7c0 [ 1352.027703][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.027733][ T32] INFO: task kworker/1:542:7180 blocked for more than 478 seconds. [ 1352.027768][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.027817][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.027868][ T32] task:kworker/1:542 state:D stack:0 pid:7180 tgid:7180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.027973][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.028040][ T32] Call trace: [ 1352.028072][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1352.028120][ T32] r10:82918930 r9:ed6a5d84 r8:00000002 r7:60000113 r6:ed6a5d8c r5:84d7bc00 [ 1352.028142][ T32] r4:84d7bc00 [ 1352.028183][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1352.028260][ T32] r5:84d7bc00 r4:8291892c [ 1352.028285][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.028336][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1352.028428][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1352.028672][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1352.028866][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.028912][ T32] r5:00001000 r4:ed4eb000 [ 1352.028956][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.029000][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1352.029091][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.029142][ T32] r7:ddde2d80 r6:83018200 r5:85addf8c r4:85bc9480 [ 1352.029177][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.029227][ T32] r10:61c88647 r9:84d7bc00 r8:85bc94ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.029251][ T32] r4:85bc9480 [ 1352.029271][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.029326][ T32] r10:00000000 r9:85bc9480 r8:8027f5e8 r7:ed6a1e60 r6:859b4580 r5:84d7bc00 [ 1352.029351][ T32] r4:00000001 [ 1352.029371][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.029407][ T32] Exception stack(0xed6a5fb0 to 0xed6a5ff8) [ 1352.029434][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.029460][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.029591][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.029660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.029688][ T32] r4:85bcfd80 [ 1352.030015][ T32] INFO: task kworker/1:542:7180 is blocked on a mutex likely owned by task kworker/0:189:3725. [ 1352.030125][ T32] task:kworker/0:189 state:R running task stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.030299][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.053749][ T32] Call trace: [ 1352.053875][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1352.053959][ T32] r10:82ac11c4 r9:84f72400 r8:80200be4 r7:e04f1d5c r6:ffffffff r5:84f72400 [ 1352.053985][ T32] r4:00000000 [ 1352.054019][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.054066][ T32] Exception stack(0xe04f1d28 to 0xe04f1d70) [ 1352.054099][ T32] 1d20: 828a3000 dfe9d000 00000001 80239b98 7f1e5000 00000001 [ 1352.054132][ T32] 1d40: 82ac05a0 7f1e5000 dfe9d000 8280c930 82ac11c4 e04f1da4 e04f1da8 e04f1d78 [ 1352.054203][ T32] 1d60: 80230ad4 80239bb0 800e0013 ffffffff [ 1352.054237][ T32] r5:800e0013 r4:80239bb0 [ 1352.054284][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.054337][ T32] r4:82ac11e4 [ 1352.054359][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.054431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04f1dc0 r5:e04f1e08 [ 1352.054482][ T32] r4:e04f1dc0 [ 1352.054533][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.054617][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa780 [ 1352.054649][ T32] r4:00000000 [ 1352.054733][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1352.054785][ T32] r9:83018005 r8:84f72400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1352.054808][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.054855][ T32] r5:00001000 r4:dfee5000 [ 1352.054906][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.054952][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.055006][ T32] r5:84ea738c r4:84ea7000 [ 1352.055038][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.055090][ T32] r7:dddced80 r6:83018000 r5:84ea738c r4:84fab500 [ 1352.055112][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.055210][ T32] r10:61c88647 r9:84f72400 r8:84fab52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.055237][ T32] r4:84fab500 [ 1352.055282][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.055358][ T32] r10:00000000 r9:84fab500 r8:8027f5e8 r7:e00f9e60 r6:84fab580 r5:84f72400 [ 1352.055385][ T32] r4:00000001 [ 1352.055406][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.055441][ T32] Exception stack(0xe04f1fb0 to 0xe04f1ff8) [ 1352.055480][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.055516][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.055544][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.055597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.055640][ T32] r4:84faa7c0 [ 1352.055692][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.055728][ T32] INFO: task kworker/1:543:7181 blocked for more than 478 seconds. [ 1352.055763][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.055787][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.055809][ T32] task:kworker/1:543 state:D stack:0 pid:7181 tgid:7181 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.055899][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.055954][ T32] Call trace: [ 1352.056008][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1352.056056][ T32] r10:82918930 r9:ed675d84 r8:00000002 r7:60000013 r6:ed675d8c r5:85aae000 [ 1352.056078][ T32] r4:85aae000 [ 1352.056105][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1352.056147][ T32] r5:85aae000 r4:8291892c [ 1352.056166][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.056243][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.056298][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed675e08 [ 1352.056321][ T32] r4:00000000 [ 1352.056339][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1352.056376][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1352.056412][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.056453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bcfe80 ** 2 printk messages dropped ** [ 1352.056589][ T32] r9:83018205 r8:85aae000 r7:00000000 r6:83018200 r5:00001000 r4:7f6d1000 ** 1 printk messages dropped ** [ 1352.056663][ T32] r5:00001000 r4:ed4c1000 [ 1352.056682][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.056721][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1352.056798][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.056873][ T32] r7:ddde2d80 r6:83018200 r5:85add78c r4:85bc9500 [ 1352.056897][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.056949][ T32] r10:61c88647 r9:85aae000 r8:85bc952c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.056975][ T32] r4:85bc9500 [ 1352.056994][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.057040][ T32] r10:00000000 r9:85bc9500 r8:8027f5e8 r7:ed6a5e60 r6:85bc9580 r5:85aae000 [ 1352.057091][ T32] r4:00000001 [ 1352.057113][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.057172][ T32] Exception stack(0xed675fb0 to 0xed675ff8) [ 1352.057202][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.057232][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.057258][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.057286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.057307][ T32] r4:85bcfec0 [ 1352.057793][ T32] INFO: task kworker/1:543:7181 is blocked on a mutex likely owned by task kworker/0:189:3725. [ 1352.057844][ T32] task:kworker/0:189 state:R running task stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.057920][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.057971][ T32] Call trace: [ 1352.058051][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1352.058128][ T32] r10:82ac11c4 r9:84f72400 r8:80200be4 r7:e04f1d5c r6:ffffffff r5:84f72400 [ 1352.058170][ T32] r4:00000000 [ 1352.058192][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.058256][ T32] Exception stack(0xe04f1d28 to 0xe04f1d70) [ 1352.058313][ T32] 1d20: 828a3000 dfe9d000 00000001 80239b98 7f1e5000 00000001 [ 1352.058345][ T32] 1d40: 82ac05a0 7f1e5000 dfe9d000 8280c930 82ac11c4 e04f1da4 e04f1da8 e04f1d78 [ 1352.058371][ T32] 1d60: 80230ad4 80239bb0 800e0013 ffffffff [ 1352.058395][ T32] r5:800e0013 r4:80239bb0 [ 1352.058414][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.058466][ T32] r4:82ac11e4 [ 1352.058487][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.058529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04f1dc0 r5:e04f1e08 [ 1352.058552][ T32] r4:e04f1dc0 [ 1352.058570][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.058642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa780 [ 1352.058732][ T32] r4:00000000 [ 1352.058780][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1352.058848][ T32] r9:83018005 r8:84f72400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1352.058873][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.058921][ T32] r5:00001000 r4:dfee5000 [ 1352.058992][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.059037][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.059081][ T32] r5:84ea738c r4:84ea7000 [ 1352.059100][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.059145][ T32] r7:dddced80 r6:83018000 r5:84ea738c r4:84fab500 [ 1352.059167][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.059239][ T32] r10:61c88647 r9:84f72400 r8:84fab52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.059294][ T32] r4:84fab500 [ 1352.059343][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.059394][ T32] r10:00000000 r9:84fab500 r8:8027f5e8 r7:e00f9e60 r6:84fab580 r5:84f72400 [ 1352.059420][ T32] r4:00000001 [ 1352.059441][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.059477][ T32] Exception stack(0xe04f1fb0 to 0xe04f1ff8) [ 1352.059503][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.059530][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1352.059679][ T32] INFO: task kworker/1:544:7183 blocked for more than 478 seconds. ** 7 printk messages dropped ** [ 1352.060124][ T32] r4:85aac800 ** 5 printk messages dropped ** [ 1352.081244][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1352.081567][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.081673][ T32] r5:00001000 r4:ed4cd000 [ 1352.081698][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.081741][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1352.081900][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1352.082086][ T32] r4:85bc9600 ** 4 printk messages dropped ** [ 1352.082475][ T32] Exception stack(0xed691fb0 to 0xed691ff8) ** 2 printk messages dropped ** [ 1352.082699][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1352.083254][ T32] task:kworker/0:189 state:R running task stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1352.083795][ T32] Exception stack(0xe04f1d28 to 0xe04f1d70) ** 1 printk messages dropped ** [ 1352.083869][ T32] 1d40: 82ac05a0 7f1e5000 dfe9d000 8280c930 82ac11c4 e04f1da4 e04f1da8 e04f1d78 [ 1352.083906][ T32] 1d60: 80230ad4 80239bb0 800e0013 ffffffff [ 1352.083931][ T32] r5:800e0013 r4:80239bb0 [ 1352.083950][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.083992][ T32] r4:82ac11e4 [ 1352.084011][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.084052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04f1dc0 r5:e04f1e08 [ 1352.084075][ T32] r4:e04f1dc0 [ 1352.084119][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.084166][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa780 [ 1352.084189][ T32] r4:00000000 [ 1352.084208][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1352.084298][ T32] r9:83018005 r8:84f72400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1352.084325][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.084368][ T32] r5:00001000 r4:dfee5000 [ 1352.084388][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.084427][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.084471][ T32] r5:84ea738c r4:84ea7000 [ 1352.084520][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.084580][ T32] r7:dddced80 r6:83018000 r5:84ea738c r4:84fab500 [ 1352.084602][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.084683][ T32] r10:61c88647 r9:84f72400 r8:84fab52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.084713][ T32] r4:84fab500 [ 1352.084746][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.084820][ T32] r10:00000000 r9:84fab500 r8:8027f5e8 r7:e00f9e60 r6:84fab580 r5:84f72400 [ 1352.084922][ T32] r4:00000001 [ 1352.084957][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.084998][ T32] Exception stack(0xe04f1fb0 to 0xe04f1ff8) [ 1352.085038][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.085069][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.085095][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.085149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.085175][ T32] r4:84faa7c0 [ 1352.085213][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.085272][ T32] INFO: task kworker/1:545:7187 blocked for more than 478 seconds. [ 1352.085346][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.085430][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.085532][ T32] task:kworker/1:545 state:D stack:0 pid:7187 tgid:7187 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.085694][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.085742][ T32] Call trace: [ 1352.085834][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1352.085893][ T32] r10:82918930 r9:ed6a9d84 r8:00000002 r7:60000013 r6:ed6a9d8c r5:85aaec00 [ 1352.085916][ T32] r4:85aaec00 [ 1352.085982][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1352.086031][ T32] r5:85aaec00 r4:8291892c [ 1352.086052][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.086120][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.086170][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6a9e08 [ 1352.086247][ T32] r4:00000000 [ 1352.086280][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1352.086321][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1352.086358][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.086398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bbf3c0 [ 1352.086434][ T32] r4:00000000 [ 1352.086458][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1352.086503][ T32] r9:83018205 r8:85aaec00 r7:00000000 r6:83018200 r5:00001000 r4:7f723000 [ 1352.086572][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.086619][ T32] r5:00001000 r4:ed4fd000 [ 1352.086652][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.086718][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.086778][ T32] r5:85ade38c r4:85ade000 [ 1352.086824][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.086892][ T32] r7:ddde2d80 r6:83018200 r5:85ade38c r4:85bc9700 [ 1352.086918][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.086965][ T32] r10:61c88647 r9:85aaec00 r8:85bc972c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.087011][ T32] r4:85bc9700 [ 1352.087034][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1352.087288][ T32] Exception stack(0xed6a9fb0 to 0xed6a9ff8) ** 2 printk messages dropped ** [ 1352.087438][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1352.087835][ T32] task:kworker/0:189 state:R running task stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1352.088261][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.088493][ T32] 1d40: 82ac05a0 7f1e5000 dfe9d000 8280c930 82ac11c4 e04f1da4 e04f1da8 e04f1d78 ** 3 printk messages dropped ** [ 1352.088695][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1352.088761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04f1dc0 r5:e04f1e08 ** 3 printk messages dropped ** [ 1352.088898][ T32] r4:00000000 [ 1352.088941][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1352.088993][ T32] r9:83018005 r8:84f72400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1352.089015][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.089056][ T32] r5:00001000 r4:dfee5000 [ 1352.089075][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.089126][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.089171][ T32] r5:84ea738c r4:84ea7000 [ 1352.089213][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.089262][ T32] r7:dddced80 r6:83018000 r5:84ea738c r4:84fab500 [ 1352.089297][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.089355][ T32] r10:61c88647 r9:84f72400 r8:84fab52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.089381][ T32] r4:84fab500 [ 1352.089403][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.089451][ T32] r10:00000000 r9:84fab500 r8:8027f5e8 r7:e00f9e60 r6:84fab580 r5:84f72400 [ 1352.089499][ T32] r4:00000001 [ 1352.089640][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.089704][ T32] Exception stack(0xe04f1fb0 to 0xe04f1ff8) [ 1352.089741][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.089832][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.089889][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.089982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.090007][ T32] r4:84faa7c0 [ 1352.090101][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.090132][ T32] INFO: task kworker/1:546:7189 blocked for more than 478 seconds. [ 1352.090167][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.090217][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.090240][ T32] task:kworker/1:546 state:D stack:0 pid:7189 tgid:7189 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.090310][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.105987][ T32] Call trace: [ 1352.106096][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1352.106203][ T32] r10:82918930 r9:ed66dd84 r8:00000002 r7:60000013 r6:ed66dd8c r5:85aad400 [ 1352.106262][ T32] r4:85aad400 [ 1352.106291][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1352.106335][ T32] r5:85aad400 r4:8291892c [ 1352.106356][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.106397][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.106467][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed66de08 [ 1352.106541][ T32] r4:00000000 [ 1352.106563][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1352.106648][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1352.106706][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.106775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bbf5c0 [ 1352.106799][ T32] r4:00000000 [ 1352.106826][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1352.106903][ T32] r9:83018205 r8:85aad400 r7:00000000 r6:83018200 r5:00001000 r4:7f725000 [ 1352.106932][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.106979][ T32] r5:00001000 r4:ed509000 [ 1352.107026][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.107095][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.107300][ T32] r5:85ade78c r4:85ade400 [ 1352.107324][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.107374][ T32] r7:ddde2d80 r6:83018200 r5:85ade78c r4:85bc9800 [ 1352.107394][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.107468][ T32] r10:61c88647 r9:85aad400 r8:85bc982c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.107494][ T32] r4:85bc9800 [ 1352.107541][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.107590][ T32] r10:00000000 r9:85bc9800 r8:8027f5e8 r7:ed6a9e60 r6:85bc9880 r5:85aad400 [ 1352.107630][ T32] r4:00000001 [ 1352.107653][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.107691][ T32] Exception stack(0xed66dfb0 to 0xed66dff8) ** 2 printk messages dropped ** [ 1352.107780][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1352.108327][ T32] task:kworker/0:189 state:R running task stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1352.108762][ T32] Exception stack(0xe04f1d28 to 0xe04f1d70) ** 1 printk messages dropped ** [ 1352.108898][ T32] 1d40: 82ac05a0 7f1e5000 dfe9d000 8280c930 82ac11c4 e04f1da4 e04f1da8 e04f1d78 ** 5 printk messages dropped ** [ 1352.109244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04f1dc0 r5:e04f1e08 ** 5 printk messages dropped ** [ 1352.109584][ T32] r9:83018005 r8:84f72400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 ** 6 printk messages dropped ** [ 1352.109961][ T32] r7:dddced80 r6:83018000 r5:84ea738c r4:84fab500 ** 1 printk messages dropped ** [ 1352.110032][ T32] r10:61c88647 r9:84f72400 r8:84fab52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.110054][ T32] r4:84fab500 [ 1352.110072][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.110126][ T32] r10:00000000 r9:84fab500 r8:8027f5e8 r7:e00f9e60 r6:84fab580 r5:84f72400 [ 1352.110158][ T32] r4:00000001 [ 1352.110201][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.110254][ T32] Exception stack(0xe04f1fb0 to 0xe04f1ff8) [ 1352.110284][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.129226][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.129449][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.129541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.129615][ T32] r4:84faa7c0 [ 1352.129679][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.129801][ T32] INFO: task kworker/1:547:7191 blocked for more than 478 seconds. [ 1352.129889][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.129947][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.129996][ T32] task:kworker/1:547 state:D stack:0 pid:7191 tgid:7191 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.130118][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.130239][ T32] Call trace: [ 1352.135698][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1352.135874][ T32] r10:82918930 r9:ed6add84 r8:00000002 r7:60000013 r6:ed6add8c r5:85aabc00 [ 1352.135964][ T32] r4:85aabc00 [ 1352.136018][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1352.136110][ T32] r5:85aabc00 r4:8291892c [ 1352.136156][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.136260][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.136363][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6ade08 [ 1352.136416][ T32] r4:00000000 [ 1352.136461][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1352.136543][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1352.136627][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.136735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bbf8c0 [ 1352.136813][ T32] r4:00000000 [ 1352.136869][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1352.136981][ T32] r9:83018205 r8:85aabc00 r7:00000000 r6:83018200 r5:00001000 r4:7f729000 [ 1352.137035][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.137207][ T32] r5:00001000 r4:ed51f000 [ 1352.137263][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.137357][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.137473][ T32] r5:85adef8c r4:85adec00 [ 1352.137533][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.137633][ T32] r7:ddde2d80 r6:83018200 r5:85adef8c r4:85bc9900 [ 1352.137684][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.137818][ T32] r10:61c88647 r9:85aabc00 r8:85bc992c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.137906][ T32] r4:85bc9900 [ 1352.137960][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.138068][ T32] r10:00000000 r9:85bc9900 r8:8027f5e8 r7:ed66de60 r6:85bc9980 r5:85aabc00 [ 1352.138148][ T32] r4:00000001 [ 1352.138223][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.138315][ T32] Exception stack(0xed6adfb0 to 0xed6adff8) [ 1352.138381][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.138443][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.138516][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.138580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.138625][ T32] r4:85bbf500 [ 1352.139404][ T32] INFO: task kworker/1:547:7191 is blocked on a mutex likely owned by task kworker/0:189:3725. [ 1352.139483][ T32] task:kworker/0:189 state:R running task stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.139631][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.139764][ T32] Call trace: [ 1352.139862][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1352.139981][ T32] r10:82ac11c4 r9:84f72400 r8:80200be4 r7:e04f1d5c r6:ffffffff r5:84f72400 [ 1352.140034][ T32] r4:00000000 [ 1352.140078][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.140178][ T32] Exception stack(0xe04f1d28 to 0xe04f1d70) [ 1352.140369][ T32] 1d20: 82fd2000 dfe9d000 00000001 80239b98 7f1e5000 00000001 [ 1352.156099][ T32] 1d40: 82ac05a0 7f1e5000 dfe9d000 8280c930 82ac11c4 e04f1da4 e04f1da8 e04f1d78 [ 1352.156212][ T32] 1d60: 80230ad4 80239bb0 800e0013 ffffffff [ 1352.156289][ T32] r5:800e0013 r4:80239bb0 [ 1352.156353][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.156484][ T32] r4:82ac11e4 [ 1352.156534][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.156657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04f1dc0 r5:e04f1e08 [ 1352.156717][ T32] r4:e04f1dc0 [ 1352.156787][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.156897][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa780 [ 1352.156951][ T32] r4:00000000 [ 1352.157033][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1352.157133][ T32] r9:83018005 r8:84f72400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1352.157185][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.157279][ T32] r5:00001000 r4:dfee5000 [ 1352.157332][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.157421][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.157512][ T32] r5:84ea738c r4:84ea7000 [ 1352.157573][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.157704][ T32] r7:dddced80 r6:83018000 r5:84ea738c r4:84fab500 [ 1352.157759][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.157916][ T32] r10:61c88647 r9:84f72400 r8:84fab52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.157968][ T32] r4:84fab500 [ 1352.158031][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.158131][ T32] r10:00000000 r9:84fab500 r8:8027f5e8 r7:e00f9e60 r6:84fab580 r5:84f72400 [ 1352.158193][ T32] r4:00000001 [ 1352.158241][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.158340][ T32] Exception stack(0xe04f1fb0 to 0xe04f1ff8) [ 1352.158412][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.158491][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.158563][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.158659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.158734][ T32] r4:84faa7c0 [ 1352.158798][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.158867][ T32] INFO: task kworker/1:548:7193 blocked for more than 478 seconds. [ 1352.158964][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.159031][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.159084][ T32] task:kworker/1:548 state:D stack:0 pid:7193 tgid:7193 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.159269][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.159384][ T32] Call trace: [ 1352.159468][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1352.159575][ T32] r10:82918930 r9:ed6b1d84 r8:00000002 r7:60000113 r6:ed6b1d8c r5:84690000 [ 1352.159629][ T32] r4:84690000 [ 1352.159686][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1352.159774][ T32] r5:84690000 r4:8291892c [ 1352.159819][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.159912][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.160015][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6b1e08 [ 1352.160067][ T32] r4:00000000 [ 1352.160131][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1352.160227][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1352.181161][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.181476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bbf680 [ 1352.181537][ T32] r4:00000000 [ 1352.181588][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1352.181692][ T32] r9:83018205 r8:84690000 r7:00000000 r6:83018200 r5:00001000 r4:7f727000 [ 1352.181790][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.181932][ T32] r5:00001000 r4:ed517000 [ 1352.181986][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.182074][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.182166][ T32] r5:85adeb8c r4:85ade800 [ 1352.182215][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.182313][ T32] r7:ddde2d80 r6:83018200 r5:85adeb8c r4:85bc9a00 [ 1352.182392][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.182509][ T32] r10:61c88647 r9:84690000 r8:85bc9a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.182560][ T32] r4:85bc9a00 [ 1352.182608][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.182738][ T32] r10:00000000 r9:85bc9a00 r8:8027f5e8 r7:ed6ade60 r6:85bc9a80 r5:84690000 [ 1352.182804][ T32] r4:00000001 [ 1352.182853][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.182962][ T32] Exception stack(0xed6b1fb0 to 0xed6b1ff8) [ 1352.183087][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.183183][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.183247][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1352.184568][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.185269][ T32] 1d40: 82ac05a0 7f1e5000 dfe9d000 8280c930 82ac11c4 e04f1da4 e04f1da8 e04f1d78 ** 2 printk messages dropped ** [ 1352.185485][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.185578][ T32] r4:82ac11e4 [ 1352.185624][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.185725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04f1dc0 r5:e04f1e08 [ 1352.185828][ T32] r4:e04f1dc0 [ 1352.185917][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.186015][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa780 [ 1352.186070][ T32] r4:00000000 [ 1352.186114][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1352.186227][ T32] r9:83018005 r8:84f72400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1352.186298][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.186430][ T32] r5:00001000 r4:dfee5000 [ 1352.186518][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.186609][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.186775][ T32] r5:84ea738c r4:84ea7000 [ 1352.186829][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.187009][ T32] r7:dddced80 r6:83018000 r5:84ea738c r4:84fab500 [ 1352.187073][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.187203][ T32] r10:61c88647 r9:84f72400 r8:84fab52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.187272][ T32] r4:84fab500 [ 1352.187342][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.187479][ T32] r10:00000000 r9:84fab500 r8:8027f5e8 r7:e00f9e60 r6:84fab580 r5:84f72400 [ 1352.187578][ T32] r4:00000001 [ 1352.187631][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.187731][ T32] Exception stack(0xe04f1fb0 to 0xe04f1ff8) [ 1352.187797][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.187859][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.187993][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.188063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.188115][ T32] r4:84faa7c0 [ 1352.188166][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.188263][ T32] INFO: task kworker/1:549:7195 blocked for more than 478 seconds. [ 1352.188385][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.188480][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.188604][ T32] task:kworker/1:549 state:D stack:0 pid:7195 tgid:7195 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.188717][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.188838][ T32] Call trace: [ 1352.189057][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1352.189214][ T32] r10:82918930 r9:ed6b5d84 r8:00000002 r7:60000113 r6:ed6b5d8c r5:84690c00 [ 1352.189275][ T32] r4:84690c00 [ 1352.189321][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1352.189410][ T32] r5:84690c00 r4:8291892c [ 1352.189462][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.189547][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.189648][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6b5e08 [ 1352.189701][ T32] r4:00000000 [ 1352.189745][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1352.189924][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1352.190015][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.190108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bbfb80 [ 1352.190158][ T32] r4:00000000 [ 1352.190203][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1352.190357][ T32] r9:83018205 r8:84690c00 r7:00000000 r6:83018200 r5:00001000 r4:7f72d000 [ 1352.214815][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.215026][ T32] r5:00001000 r4:ed531000 [ 1352.215101][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.215211][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.215311][ T32] r5:85adf78c r4:85adf400 [ 1352.215361][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.215461][ T32] r7:ddde2d80 r6:83018200 r5:85adf78c r4:85bc9b00 [ 1352.215510][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.215632][ T32] r10:61c88647 r9:84690c00 r8:85bc9b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.215715][ T32] r4:85bc9b00 [ 1352.215768][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.215870][ T32] r10:00000000 r9:85bc9b00 r8:8027f5e8 r7:ed6ade60 r6:85bc9b80 r5:84690c00 [ 1352.215953][ T32] r4:00000001 [ 1352.216008][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.216093][ T32] Exception stack(0xed6b5fb0 to 0xed6b5ff8) [ 1352.216178][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.216265][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.216341][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1352.216458][ T32] r4:85bbf880 ** 5 printk messages dropped ** [ 1352.217877][ T32] r10:82ac11c4 r9:84f72400 r8:80200be4 r7:e04f1d5c r6:ffffffff r5:84f72400 ** 8 printk messages dropped ** [ 1352.218587][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1352.219131][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1352.219873][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1352.239469][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1352.240023][ T32] task:kworker/1:550 state:D stack:0 pid:7197 tgid:7197 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1352.245353][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1352.245979][ T32] r5:00001000 r4:ed529000 ** 3 printk messages dropped ** [ 1352.246247][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1352.247090][ T32] Exception stack(0xed6b9fb0 to 0xed6b9ff8) [ 1352.247160][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.247228][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.247288][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.247351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.247402][ T32] r4:85bbf9c0 [ 1352.248216][ T32] INFO: task kworker/1:550:7197 is blocked on a mutex likely owned by task kworker/0:189:3725. [ 1352.248290][ T32] task:kworker/0:189 state:R running task stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.248423][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.248536][ T32] Call trace: [ 1352.248640][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1352.248748][ T32] r10:82ac11c4 r9:84f72400 r8:80200be4 r7:e04f1d5c r6:ffffffff r5:84f72400 [ 1352.248797][ T32] r4:00000000 [ 1352.248835][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.248914][ T32] Exception stack(0xe04f1d28 to 0xe04f1d70) [ 1352.248970][ T32] 1d20: 835be000 dfe9d000 00000001 80239b98 7f1e5000 00000001 [ 1352.249028][ T32] 1d40: 82ac05a0 7f1e5000 dfe9d000 8280c930 82ac11c4 e04f1da4 e04f1da8 e04f1d78 [ 1352.249146][ T32] 1d60: 80230ad4 80239bb0 800e0013 ffffffff [ 1352.249205][ T32] r5:800e0013 r4:80239bb0 [ 1352.249254][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.249404][ T32] r4:82ac11e4 [ 1352.249461][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.249557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04f1dc0 r5:e04f1e08 [ 1352.249609][ T32] r4:e04f1dc0 [ 1352.249659][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.249832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa780 [ 1352.249921][ T32] r4:00000000 [ 1352.249974][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1352.250076][ T32] r9:83018005 r8:84f72400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1352.250126][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.250235][ T32] r5:00001000 r4:dfee5000 [ 1352.250346][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.269535][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.269715][ T32] r5:84ea738c r4:84ea7000 [ 1352.269812][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.269928][ T32] r7:dddced80 r6:83018000 r5:84ea738c r4:84fab500 [ 1352.269979][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.270078][ T32] r10:61c88647 r9:84f72400 r8:84fab52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.270305][ T32] r4:84fab500 [ 1352.275820][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.276050][ T32] r10:00000000 r9:84fab500 r8:8027f5e8 r7:e00f9e60 r6:84fab580 r5:84f72400 [ 1352.276130][ T32] r4:00000001 [ 1352.276185][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.276296][ T32] Exception stack(0xe04f1fb0 to 0xe04f1ff8) [ 1352.276368][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.276434][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.276494][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.276560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.276611][ T32] r4:84faa7c0 [ 1352.276669][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.276755][ T32] INFO: task kworker/1:551:7199 blocked for more than 478 seconds. [ 1352.276840][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.276903][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.276953][ T32] task:kworker/1:551 state:D stack:0 pid:7199 tgid:7199 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.277072][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.277210][ T32] Call trace: [ 1352.277292][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1352.277398][ T32] r10:82918930 r9:ed6bdd84 r8:00000002 r7:60000013 r6:ed6bdd8c r5:84692400 [ 1352.277448][ T32] r4:84692400 [ 1352.277492][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1352.277580][ T32] r5:84692400 r4:8291892c ** 2 printk messages dropped ** [ 1352.277874][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6bde08 ** 8 printk messages dropped ** [ 1352.278619][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.278727][ T32] r5:00001000 r4:ed53b000 [ 1352.278780][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.278878][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1352.279044][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1352.279534][ T32] r10:00000000 r9:85bc9d00 r8:8027f5e8 r7:ed6b5e60 r6:85bc9d80 r5:84692400 ** 5 printk messages dropped ** [ 1352.279940][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1352.296613][ T32] task:kworker/0:189 state:R running task stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1352.297674][ T32] Exception stack(0xe04f1d28 to 0xe04f1d70) ** 2 printk messages dropped ** [ 1352.297955][ T32] 1d60: 80230ad4 80239bb0 800e0013 ffffffff ** 4 printk messages dropped ** [ 1352.298383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04f1dc0 r5:e04f1e08 ** 2 printk messages dropped ** [ 1352.298723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa780 [ 1352.298794][ T32] r4:00000000 [ 1352.298848][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1352.298955][ T32] r9:83018005 r8:84f72400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1352.299006][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.299096][ T32] r5:00001000 r4:dfee5000 [ 1352.299250][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.299380][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.299486][ T32] r5:84ea738c r4:84ea7000 [ 1352.299536][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.299638][ T32] r7:dddced80 r6:83018000 r5:84ea738c r4:84fab500 [ 1352.299689][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.299791][ T32] r10:61c88647 r9:84f72400 r8:84fab52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.299879][ T32] r4:84fab500 [ 1352.299976][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.300082][ T32] r10:00000000 r9:84fab500 r8:8027f5e8 r7:e00f9e60 r6:84fab580 r5:84f72400 [ 1352.300134][ T32] r4:00000001 [ 1352.300204][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.300286][ T32] Exception stack(0xe04f1fb0 to 0xe04f1ff8) [ 1352.321010][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.321229][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.321289][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.321360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.321446][ T32] r4:84faa7c0 [ 1352.321530][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.321603][ T32] INFO: task kworker/1:552:7201 blocked for more than 478 seconds. [ 1352.321687][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.321745][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.321864][ T32] task:kworker/1:552 state:D stack:0 pid:7201 tgid:7201 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.322040][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.322168][ T32] Call trace: [ 1352.322246][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1352.322382][ T32] r10:82918930 r9:ed6c1d84 r8:00000002 r7:60000113 r6:ed6c1d8c r5:84693000 [ 1352.322445][ T32] r4:84693000 [ 1352.322492][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1352.322584][ T32] r5:84693000 r4:8291892c [ 1352.322636][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.322744][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.322853][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6c1e08 [ 1352.322916][ T32] r4:00000000 [ 1352.322960][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1352.323048][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1352.323139][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.323255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bb2000 [ 1352.323320][ T32] r4:00000000 [ 1352.323391][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1352.323517][ T32] r9:83018205 r8:84693000 r7:00000000 r6:83018200 r5:00001000 r4:7f735000 [ 1352.323603][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.323701][ T32] r5:00001000 r4:ed555000 [ 1352.323765][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.323854][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.323973][ T32] r5:85ae878c r4:85ae8400 [ 1352.324041][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.324153][ T32] r7:ddde2d80 r6:83018200 r5:85ae878c r4:85bc9e00 [ 1352.324210][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.324377][ T32] r10:61c88647 r9:84693000 r8:85bc9e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.324439][ T32] r4:85bc9e00 [ 1352.324488][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.324589][ T32] r10:00000000 r9:85bc9e00 r8:8027f5e8 r7:ed6bde60 r6:85bc9e80 r5:84693000 [ 1352.324639][ T32] r4:00000001 [ 1352.324704][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.324797][ T32] Exception stack(0xed6c1fb0 to 0xed6c1ff8) [ 1352.324860][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.324937][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.324997][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.325094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.325151][ T32] r4:85bbfd00 [ 1352.325962][ T32] INFO: task kworker/1:552:7201 is blocked on a mutex likely owned by task kworker/0:189:3725. [ 1352.326065][ T32] task:kworker/0:189 state:R running task stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.326251][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.326377][ T32] Call trace: [ 1352.326461][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1352.326575][ T32] r10:82ac11c4 r9:84f72400 r8:80200be4 r7:e04f1d5c r6:ffffffff r5:84f72400 [ 1352.326647][ T32] r4:00000000 [ 1352.326725][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.326817][ T32] Exception stack(0xe04f1d28 to 0xe04f1d70) [ 1352.326889][ T32] 1d20: 83b44000 dfe9d000 00000001 80239b98 7f1e5000 00000001 [ 1352.326957][ T32] 1d40: 82ac05a0 7f1e5000 dfe9d000 8280c930 82ac11c4 e04f1da4 e04f1da8 e04f1d78 [ 1352.327015][ T32] 1d60: 80230ad4 80239bb0 800e0013 ffffffff [ 1352.327070][ T32] r5:800e0013 r4:80239bb0 [ 1352.327118][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.327207][ T32] r4:82ac11e4 [ 1352.327253][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.327361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04f1dc0 r5:e04f1e08 [ 1352.327420][ T32] r4:e04f1dc0 [ 1352.327479][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.327574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa780 [ 1352.327623][ T32] r4:00000000 [ 1352.327691][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1352.327822][ T32] r9:83018005 r8:84f72400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1352.327878][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.327974][ T32] r5:00001000 r4:dfee5000 [ 1352.328045][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.328135][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.328241][ T32] r5:84ea738c r4:84ea7000 [ 1352.328291][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.328389][ T32] r7:dddced80 r6:83018000 r5:84ea738c r4:84fab500 [ 1352.328436][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.328538][ T32] r10:61c88647 r9:84f72400 r8:84fab52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.328604][ T32] r4:84fab500 [ 1352.328675][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.328790][ T32] r10:00000000 r9:84fab500 r8:8027f5e8 r7:e00f9e60 r6:84fab580 r5:84f72400 [ 1352.328846][ T32] r4:00000001 [ 1352.328913][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.329007][ T32] Exception stack(0xe04f1fb0 to 0xe04f1ff8) [ 1352.329080][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.329161][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.329241][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.329307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1352.329549][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1352.330208][ T32] r4:84693c00 ** 5 printk messages dropped ** [ 1352.358399][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.358736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bbfec0 ** 4 printk messages dropped ** [ 1352.359168][ T32] r5:00001000 r4:ed543000 [ 1352.359227][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.359319][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1352.359599][ T32] r7:ddde2d80 r6:83018200 r5:85adff8c r4:85bc9f00 ** 2 printk messages dropped ** [ 1352.359841][ T32] r4:85bc9f00 ** 4 printk messages dropped ** [ 1352.360250][ T32] Exception stack(0xed6c5fb0 to 0xed6c5ff8) ** 2 printk messages dropped ** [ 1352.365020][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1352.366093][ T32] task:kworker/0:189 state:R running task stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1352.366894][ T32] Exception stack(0xe04f1d28 to 0xe04f1d70) ** 2 printk messages dropped ** [ 1352.367172][ T32] 1d60: 80230ad4 80239bb0 800e0013 ffffffff ** 4 printk messages dropped ** [ 1352.367538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04f1dc0 r5:e04f1e08 ** 5 printk messages dropped ** [ 1352.368086][ T32] r9:83018005 r8:84f72400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 ** 5 printk messages dropped ** [ 1352.368642][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1352.369009][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1352.369362][ T32] Exception stack(0xe04f1fb0 to 0xe04f1ff8) ** 3 printk messages dropped ** [ 1352.369638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 5 printk messages dropped ** [ 1352.370124][ T32] task:kworker/1:554 state:D stack:0 pid:7206 tgid:7206 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.370233][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.389224][ T32] Call trace: [ 1352.389353][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1352.389517][ T32] r10:82918930 r9:ed6c9d84 r8:00000002 r7:60000013 r6:ed6c9d8c r5:84694800 [ 1352.389572][ T32] r4:84694800 [ 1352.389645][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1352.389756][ T32] r5:84694800 r4:8291892c [ 1352.389842][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.389942][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.390098][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6c9e08 [ 1352.390177][ T32] r4:00000000 [ 1352.390244][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1352.395598][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1352.395769][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.395868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bb2480 [ 1352.395950][ T32] r4:00000000 [ 1352.396021][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1352.396132][ T32] r9:83018205 r8:84694800 r7:00000000 r6:83018200 r5:00001000 r4:7f73b000 [ 1352.396184][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.396304][ T32] r5:00001000 r4:ed571000 [ 1352.396362][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.396450][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.396572][ T32] r5:85ae938c r4:85ae9000 [ 1352.396635][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.396743][ T32] r7:ddde2d80 r6:83018200 r5:85ae938c r4:85bb5000 [ 1352.396796][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.396904][ T32] r10:61c88647 r9:84694800 r8:85bb502c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.396957][ T32] r4:85bb5000 [ 1352.397039][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.397157][ T32] r10:00000000 r9:85bb5000 r8:8027f5e8 r7:ed6c1e60 r6:85bb5080 r5:84694800 [ 1352.397209][ T32] r4:00000001 [ 1352.397273][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.397379][ T32] Exception stack(0xed6c9fb0 to 0xed6c9ff8) [ 1352.397463][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.397529][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.397605][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.397693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.397750][ T32] r4:85bb20c0 [ 1352.398606][ T32] INFO: task kworker/1:554:7206 is blocked on a mutex likely owned by task kworker/0:189:3725. [ 1352.398690][ T32] task:kworker/0:189 state:R running task stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.398863][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.398978][ T32] Call trace: [ 1352.399055][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1352.399161][ T32] r10:82ac11c4 r9:84f72400 r8:80200be4 r7:e04f1d5c r6:ffffffff r5:84f72400 [ 1352.399233][ T32] r4:00000000 [ 1352.399297][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.399400][ T32] Exception stack(0xe04f1d28 to 0xe04f1d70) [ 1352.399473][ T32] 1d20: 83ee7000 dfe9d000 00000001 80239b98 7f1e5000 00000001 [ 1352.399542][ T32] 1d40: 82ac05a0 7f1e5000 dfe9d000 8280c930 82ac11c4 e04f1da4 e04f1da8 e04f1d78 [ 1352.399601][ T32] 1d60: 80230ad4 80239bb0 800e0013 ffffffff [ 1352.399662][ T32] r5:800e0013 r4:80239bb0 [ 1352.399745][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.399860][ T32] r4:82ac11e4 [ 1352.399921][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.400019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04f1dc0 r5:e04f1e08 [ 1352.400105][ T32] r4:e04f1dc0 [ 1352.400185][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.400282][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa780 [ 1352.415960][ T32] r4:00000000 [ 1352.416070][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1352.416221][ T32] r9:83018005 r8:84f72400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1352.416346][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.416469][ T32] r5:00001000 r4:dfee5000 [ 1352.416523][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.416610][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.416712][ T32] r5:84ea738c r4:84ea7000 [ 1352.416760][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.416861][ T32] r7:dddced80 r6:83018000 r5:84ea738c r4:84fab500 [ 1352.416934][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.417054][ T32] r10:61c88647 r9:84f72400 r8:84fab52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.417110][ T32] r4:84fab500 [ 1352.417154][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1352.417322][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1352.417715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 5 printk messages dropped ** [ 1352.418262][ T32] task:kworker/1:555 state:D stack:0 pid:7208 tgid:7208 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.418409][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.418513][ T32] Call trace: [ 1352.418628][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1352.418743][ T32] r10:82918930 r9:ed6cdd84 r8:00000002 r7:60000013 r6:ed6cdd8c r5:84695400 [ 1352.418795][ T32] r4:84695400 [ 1352.418843][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1352.418942][ T32] r5:84695400 r4:8291892c [ 1352.418989][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.419080][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.419180][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6cde08 [ 1352.419268][ T32] r4:00000000 [ 1352.419321][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1352.419402][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1352.419491][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.419577][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bb21c0 [ 1352.419619][ T32] r4:00000000 [ 1352.419673][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1352.419773][ T32] r9:83018205 r8:84695400 r7:00000000 r6:83018200 r5:00001000 r4:7f737000 [ 1352.419825][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.419926][ T32] r5:00001000 r4:ed55f000 [ 1352.419973][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.420057][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.420147][ T32] r5:85ae8b8c r4:85ae8800 [ 1352.420209][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.435970][ T32] r7:ddde2d80 r6:83018200 r5:85ae8b8c r4:85bb5100 [ 1352.436065][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.436241][ T32] r10:61c88647 r9:84695400 r8:85bb512c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.436318][ T32] r4:85bb5100 [ 1352.436372][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.436477][ T32] r10:00000000 r9:85bb5100 r8:8027f5e8 r7:ed6c9e60 r6:85bb5180 r5:84695400 [ 1352.436530][ T32] r4:00000001 [ 1352.436593][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.436687][ T32] Exception stack(0xed6cdfb0 to 0xed6cdff8) [ 1352.436756][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.436820][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.436889][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.436958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.437012][ T32] r4:85bb2180 [ 1352.437814][ T32] INFO: task kworker/1:555:7208 is blocked on a mutex likely owned by task kworker/0:189:3725. [ 1352.437905][ T32] task:kworker/0:189 state:R running task stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.438063][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.438175][ T32] Call trace: [ 1352.438250][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1352.438358][ T32] r10:82ac11c4 r9:84f72400 r8:80200be4 r7:e04f1d5c r6:ffffffff r5:84f72400 [ 1352.438410][ T32] r4:00000000 [ 1352.438456][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.438541][ T32] Exception stack(0xe04f1d28 to 0xe04f1d70) [ 1352.438606][ T32] 1d20: 841c4000 dfe9d000 00000001 80239b98 7f1e5000 00000001 [ 1352.438694][ T32] 1d40: 82ac05a0 7f1e5000 dfe9d000 8280c930 82ac11c4 e04f1da4 e04f1da8 e04f1d78 [ 1352.438778][ T32] 1d60: 80230ad4 80239bb0 800e0013 ffffffff [ 1352.438840][ T32] r5:800e0013 r4:80239bb0 [ 1352.438912][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.439038][ T32] r4:82ac11e4 [ 1352.439092][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.439185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04f1dc0 r5:e04f1e08 [ 1352.439252][ T32] r4:e04f1dc0 [ 1352.439319][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.439432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa780 [ 1352.439501][ T32] r4:00000000 [ 1352.439559][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1352.439662][ T32] r9:83018005 r8:84f72400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1352.439714][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.439815][ T32] r5:00001000 r4:dfee5000 [ 1352.439885][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.439987][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.440096][ T32] r5:84ea738c r4:84ea7000 [ 1352.440148][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.440246][ T32] r7:dddced80 r6:83018000 r5:84ea738c r4:84fab500 [ 1352.461194][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.461514][ T32] r10:61c88647 r9:84f72400 r8:84fab52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.461574][ T32] r4:84fab500 [ 1352.461645][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.461755][ T32] r10:00000000 r9:84fab500 r8:8027f5e8 r7:e00f9e60 r6:84fab580 r5:84f72400 [ 1352.461849][ T32] r4:00000001 [ 1352.461911][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.462005][ T32] Exception stack(0xe04f1fb0 to 0xe04f1ff8) [ 1352.462076][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.462141][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.462206][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.462296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.462358][ T32] r4:84faa7c0 [ 1352.462434][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.462527][ T32] INFO: task kworker/1:556:7210 blocked for more than 478 seconds. [ 1352.462602][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.462663][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.462712][ T32] task:kworker/1:556 state:D stack:0 pid:7210 tgid:7210 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.462850][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.462960][ T32] Call trace: [ 1352.463034][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1352.463138][ T32] r10:82918930 r9:ed6d5d84 r8:00000002 r7:60000013 r6:ed6d5d8c r5:84696000 [ 1352.463191][ T32] r4:84696000 [ 1352.463252][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1352.463344][ T32] r5:84696000 r4:8291892c [ 1352.463391][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.463494][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.463642][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6d5e08 [ 1352.463704][ T32] r4:00000000 [ 1352.463750][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1352.463838][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1352.463938][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.464029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bb2280 [ 1352.464080][ T32] r4:00000000 [ 1352.464125][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1352.464227][ T32] r9:83018205 r8:84696000 r7:00000000 r6:83018200 r5:00001000 r4:7f739000 [ 1352.464276][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.464367][ T32] r5:00001000 r4:ed567000 [ 1352.464412][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.464499][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.464586][ T32] r5:85ae8f8c r4:85ae8c00 [ 1352.464637][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.464741][ T32] r7:ddde2d80 r6:83018200 r5:85ae8f8c r4:85bb5200 [ 1352.464809][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.464920][ T32] r10:61c88647 r9:84696000 r8:85bb522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.464971][ T32] r4:85bb5200 [ 1352.465015][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.465108][ T32] r10:00000000 r9:85bb5200 r8:8027f5e8 r7:ed6c9e60 r6:85bb5280 r5:84696000 [ 1352.465175][ T32] r4:00000001 [ 1352.465226][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.465320][ T32] Exception stack(0xed6d5fb0 to 0xed6d5ff8) [ 1352.465397][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.465480][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.465547][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.465611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.465681][ T32] r4:85bb22c0 [ 1352.466525][ T32] INFO: task kworker/1:556:7210 is blocked on a mutex likely owned by task kworker/0:189:3725. [ 1352.466601][ T32] task:kworker/0:189 state:R running task stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.466768][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.466870][ T32] Call trace: [ 1352.466979][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1352.467087][ T32] r10:82ac11c4 r9:84f72400 r8:80200be4 r7:e04f1d5c r6:ffffffff r5:84f72400 [ 1352.467156][ T32] r4:00000000 [ 1352.467220][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.467308][ T32] Exception stack(0xe04f1d28 to 0xe04f1d70) [ 1352.467388][ T32] 1d20: 84337000 dfe9d000 00000001 80239b98 7f1e5000 00000001 [ 1352.467459][ T32] 1d40: 82ac05a0 7f1e5000 dfe9d000 8280c930 82ac11c4 e04f1da4 e04f1da8 e04f1d78 [ 1352.467521][ T32] 1d60: 80230ad4 80239bb0 800e0013 ffffffff [ 1352.467576][ T32] r5:800e0013 r4:80239bb0 [ 1352.467668][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.467771][ T32] r4:82ac11e4 [ 1352.467845][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.467949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04f1dc0 r5:e04f1e08 [ 1352.468001][ T32] r4:e04f1dc0 [ 1352.468047][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.468140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa780 [ 1352.468188][ T32] r4:00000000 [ 1352.468233][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1352.468342][ T32] r9:83018005 r8:84f72400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1352.468407][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.468502][ T32] r5:00001000 r4:dfee5000 [ 1352.468566][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.468676][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.468782][ T32] r5:84ea738c r4:84ea7000 [ 1352.468857][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.468964][ T32] r7:dddced80 r6:83018000 r5:84ea738c r4:84fab500 [ 1352.469016][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.469114][ T32] r10:61c88647 r9:84f72400 r8:84fab52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.469164][ T32] r4:84fab500 [ 1352.469209][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.469304][ T32] r10:00000000 r9:84fab500 r8:8027f5e8 r7:e00f9e60 r6:84fab580 r5:84f72400 [ 1352.469353][ T32] r4:00000001 [ 1352.469398][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.469474][ T32] Exception stack(0xe04f1fb0 to 0xe04f1ff8) [ 1352.469531][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.469603][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.469668][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.469735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.469822][ T32] r4:84faa7c0 [ 1352.469902][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.469968][ T32] INFO: task kworker/1:557:7212 blocked for more than 478 seconds. [ 1352.470032][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.470084][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.470155][ T32] task:kworker/1:557 state:D stack:0 pid:7212 tgid:7212 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.491076][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.491388][ T32] Call trace: [ 1352.491473][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1352.491588][ T32] r10:82918930 r9:ed6d1d84 r8:00000002 r7:60000013 r6:ed6d1d8c r5:85c10000 [ 1352.491645][ T32] r4:85c10000 [ 1352.491721][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1352.491835][ T32] r5:85c10000 r4:8291892c [ 1352.491894][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.492005][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.492124][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6d1e08 [ 1352.492175][ T32] r4:00000000 [ 1352.492239][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1352.492331][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1352.492509][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bb2600 ** 4 printk messages dropped ** [ 1352.492874][ T32] r5:00001000 r4:ed579000 [ 1352.492974][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1352.493548][ T32] r10:61c88647 r9:85c10000 r8:85bb532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1352.494520][ T32] r4:85bb2680 ** 5 printk messages dropped ** [ 1352.496037][ T32] r10:82ac11c4 r9:84f72400 r8:80200be4 r7:e04f1d5c r6:ffffffff r5:84f72400 ** 5 printk messages dropped ** [ 1352.496540][ T32] 1d60: 80230ad4 80239bb0 800e0013 ffffffff [ 1352.496605][ T32] r5:800e0013 r4:80239bb0 [ 1352.496677][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.496780][ T32] r4:82ac11e4 [ 1352.496830][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.496940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04f1dc0 r5:e04f1e08 [ 1352.497032][ T32] r4:e04f1dc0 [ 1352.497086][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.497198][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa780 [ 1352.497259][ T32] r4:00000000 [ 1352.497318][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1352.497426][ T32] r9:83018005 r8:84f72400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1352.497478][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.497590][ T32] r5:00001000 r4:dfee5000 [ 1352.497667][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.497825][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.497935][ T32] r5:84ea738c r4:84ea7000 [ 1352.497984][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.498086][ T32] r7:dddced80 r6:83018000 r5:84ea738c r4:84fab500 [ 1352.498137][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.498269][ T32] r10:61c88647 r9:84f72400 r8:84fab52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.498343][ T32] r4:84fab500 [ 1352.498406][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.498510][ T32] r10:00000000 r9:84fab500 r8:8027f5e8 r7:e00f9e60 r6:84fab580 r5:84f72400 [ 1352.498564][ T32] r4:00000001 [ 1352.498616][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.498714][ T32] Exception stack(0xe04f1fb0 to 0xe04f1ff8) [ 1352.498797][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.498888][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.498957][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.499024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.499101][ T32] r4:84faa7c0 [ 1352.499160][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.499255][ T32] INFO: task kworker/1:558:7214 blocked for more than 478 seconds. [ 1352.499334][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.499392][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.499443][ T32] task:kworker/1:558 state:D stack:0 pid:7214 tgid:7214 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.499561][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.499661][ T32] Call trace: [ 1352.499793][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1352.499906][ T32] r10:82918930 r9:ed585d84 r8:00000002 r7:60000013 r6:ed585d8c r5:85c10c00 [ 1352.499962][ T32] r4:85c10c00 [ 1352.500020][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1352.500135][ T32] r5:85c10c00 r4:8291892c [ 1352.500196][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.522757][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.523116][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed585e08 [ 1352.523192][ T32] r4:00000000 [ 1352.523243][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1352.523331][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1352.523415][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.523519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bb28c0 [ 1352.523614][ T32] r4:00000000 [ 1352.523691][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1352.523794][ T32] r9:83018205 r8:85c10c00 r7:00000000 r6:83018200 r5:00001000 r4:7f73f000 [ 1352.523840][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.523955][ T32] r5:00001000 r4:ed589000 [ 1352.524030][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.524176][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.524269][ T32] r5:85ae9b8c r4:85ae9800 [ 1352.524313][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1352.525009][ T32] Exception stack(0xed585fb0 to 0xed585ff8) ** 6 printk messages dropped ** [ 1352.526269][ T32] task:kworker/0:189 state:R running task stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1352.527493][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1352.527857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa780 ** 8 printk messages dropped ** [ 1352.528587][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1352.529124][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1352.529390][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1352.529709][ T32] INFO: task kworker/1:559:7216 blocked for more than 479 seconds. ** 2 printk messages dropped ** [ 1352.529988][ T32] task:kworker/1:559 state:D stack:0 pid:7216 tgid:7216 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1352.554841][ T32] r4:85c12400 ** 1 printk messages dropped ** [ 1352.555006][ T32] r5:85c12400 r4:8291892c ** 2 printk messages dropped ** [ 1352.555301][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6dde08 ** 4 printk messages dropped ** [ 1352.555693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bb2c40 ** 4 printk messages dropped ** [ 1352.556135][ T32] r5:00001000 r4:ed59b000 [ 1352.556215][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.556308][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1352.556451][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.556551][ T32] r7:ddde2d80 r6:83018200 r5:85aea38c r4:85bb5500 [ 1352.556599][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.556700][ T32] r10:61c88647 r9:85c12400 r8:85bb552c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.556769][ T32] r4:85bb5500 [ 1352.556822][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.556932][ T32] r10:00000000 r9:85bb5500 r8:8027f5e8 r7:ed585e60 r6:85bb5580 r5:85c12400 [ 1352.556985][ T32] r4:00000001 [ 1352.557090][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.557198][ T32] Exception stack(0xed6ddfb0 to 0xed6ddff8) [ 1352.557280][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.557346][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.557425][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.557506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.557558][ T32] r4:85bb23c0 [ 1352.558372][ T32] INFO: task kworker/1:559:7216 is blocked on a mutex likely owned by task kworker/0:189:3725. [ 1352.558495][ T32] task:kworker/0:189 state:R running task stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.558688][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.558797][ T32] Call trace: [ 1352.558901][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1352.559009][ T32] r10:82ac11c4 r9:84f72400 r8:80200be4 r7:e04f1d5c r6:ffffffff r5:84f72400 [ 1352.559062][ T32] r4:00000000 [ 1352.559107][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.559191][ T32] Exception stack(0xe04f1d28 to 0xe04f1d70) [ 1352.559326][ T32] 1d20: 84803000 dfe9d000 00000001 80239b98 7f1e5000 00000001 [ 1352.559400][ T32] 1d40: 82ac05a0 7f1e5000 dfe9d000 8280c930 82ac11c4 e04f1da4 e04f1da8 e04f1d78 [ 1352.559478][ T32] 1d60: 80230ad4 80239bb0 800e0013 ffffffff [ 1352.559550][ T32] r5:800e0013 r4:80239bb0 [ 1352.559598][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.559688][ T32] r4:82ac11e4 [ 1352.559751][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.559853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04f1dc0 r5:e04f1e08 [ 1352.559913][ T32] r4:e04f1dc0 [ 1352.559960][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.560076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa780 [ 1352.560134][ T32] r4:00000000 [ 1352.560193][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1352.573425][ T32] r9:83018005 r8:84f72400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1352.573562][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.573677][ T32] r5:00001000 r4:dfee5000 [ 1352.573751][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.573866][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.573947][ T32] r5:84ea738c r4:84ea7000 [ 1352.573997][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.574076][ T32] r7:dddced80 r6:83018000 r5:84ea738c r4:84fab500 [ 1352.574149][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.574349][ T32] r10:61c88647 r9:84f72400 r8:84fab52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.574522][ T32] r4:84fab500 [ 1352.574560][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.574612][ T32] r10:00000000 r9:84fab500 r8:8027f5e8 r7:e00f9e60 r6:84fab580 r5:84f72400 [ 1352.574640][ T32] r4:00000001 [ 1352.574664][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.574731][ T32] Exception stack(0xe04f1fb0 to 0xe04f1ff8) [ 1352.574766][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.574796][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.574822][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.574865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.574925][ T32] r4:84faa7c0 [ 1352.574953][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.574987][ T32] INFO: task kworker/1:560:7219 blocked for more than 479 seconds. [ 1352.575019][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.575068][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.575094][ T32] task:kworker/1:560 state:D stack:0 pid:7219 tgid:7219 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.575182][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.575380][ T32] Call trace: [ 1352.575419][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1352.575473][ T32] r10:82918930 r9:ed6e1d84 r8:00000002 r7:60000113 r6:ed6e1d8c r5:85c14800 [ 1352.575520][ T32] r4:85c14800 [ 1352.575544][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1352.575613][ T32] r5:85c14800 r4:8291892c [ 1352.575641][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.575706][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.575780][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6e1e08 [ 1352.575855][ T32] r4:00000000 [ 1352.575883][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1352.575926][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1352.575977][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.576048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bb2a40 [ 1352.576082][ T32] r4:00000000 [ 1352.576102][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1352.576170][ T32] r9:83018205 r8:85c14800 r7:00000000 r6:83018200 r5:00001000 r4:7f741000 [ 1352.576207][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.576253][ T32] r5:00001000 r4:ed591000 [ 1352.576287][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.576370][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.576448][ T32] r5:85ae9f8c r4:85ae9c00 [ 1352.576491][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.576601][ T32] r7:ddde2d80 r6:83018200 r5:85ae9f8c r4:85bb5600 [ 1352.576653][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.576765][ T32] r10:61c88647 r9:85c14800 r8:85bb562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.576818][ T32] r4:85bb5600 [ 1352.576887][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.576985][ T32] r10:00000000 r9:85bb5600 r8:8027f5e8 r7:ed6dde60 r6:85bb5680 r5:85c14800 [ 1352.577035][ T32] r4:00000001 [ 1352.577097][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.577181][ T32] Exception stack(0xed6e1fb0 to 0xed6e1ff8) [ 1352.577242][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.577306][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.577366][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.577444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.577499][ T32] r4:85bb2980 [ 1352.578266][ T32] INFO: task kworker/1:560:7219 is blocked on a mutex likely owned by task kworker/0:189:3725. [ 1352.578366][ T32] task:kworker/0:189 state:R running task stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.578562][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.578685][ T32] Call trace: [ 1352.578770][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1352.578886][ T32] r10:82ac11c4 r9:84f72400 r8:80200be4 r7:e04f1d5c r6:ffffffff r5:84f72400 [ 1352.578937][ T32] r4:00000000 [ 1352.578979][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.579061][ T32] Exception stack(0xe04f1d28 to 0xe04f1d70) [ 1352.579145][ T32] 1d20: 84bc7000 dfe9d000 00000001 80239b98 7f1e5000 00000001 [ 1352.579217][ T32] 1d40: 82ac05a0 7f1e5000 dfe9d000 8280c930 82ac11c4 e04f1da4 e04f1da8 e04f1d78 [ 1352.579294][ T32] 1d60: 80230ad4 80239bb0 800e0013 ffffffff [ 1352.579354][ T32] r5:800e0013 r4:80239bb0 [ 1352.579404][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.579493][ T32] r4:82ac11e4 [ 1352.579560][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.579659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04f1dc0 r5:e04f1e08 [ 1352.579713][ T32] r4:e04f1dc0 [ 1352.579756][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.579849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa780 [ 1352.579909][ T32] r4:00000000 [ 1352.579954][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1352.580040][ T32] r9:83018005 r8:84f72400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1352.580066][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.580120][ T32] r5:00001000 r4:dfee5000 [ 1352.580144][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.580310][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1352.605531][ T32] r10:00000000 r9:84fab500 r8:8027f5e8 r7:e00f9e60 r6:84fab580 r5:84f72400 ** 10 printk messages dropped ** [ 1352.606049][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1352.606806][ T32] r5:85c13000 r4:8291892c ** 5 printk messages dropped ** [ 1352.607284][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1352.607847][ T32] r5:00001000 r4:ed5a3000 ** 2 printk messages dropped ** [ 1352.608128][ T32] r5:85aea78c r4:85aea400 ** 3 printk messages dropped ** [ 1352.608517][ T32] r10:61c88647 r9:85c13000 r8:85bb572c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1352.609193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1352.631235][ T32] Exception stack(0xe04f1d28 to 0xe04f1d70) ** 5 printk messages dropped ** [ 1352.631468][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1352.631767][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.632025][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1352.632402][ T32] r10:00000000 r9:84fab500 r8:8027f5e8 r7:e00f9e60 r6:84fab580 r5:84f72400 [ 1352.632427][ T32] r4:00000001 [ 1352.632447][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.632527][ T32] Exception stack(0xe04f1fb0 to 0xe04f1ff8) [ 1352.632559][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.632614][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.632725][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.632756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.632780][ T32] r4:84faa7c0 [ 1352.632939][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.632976][ T32] INFO: task kworker/1:562:7222 blocked for more than 479 seconds. [ 1352.633014][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.633040][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.633088][ T32] task:kworker/1:562 state:D stack:0 pid:7222 tgid:7222 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.633232][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.633276][ T32] Call trace: [ 1352.633307][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1352.633352][ T32] r10:82918930 r9:ed6d9d84 r8:00000002 r7:60000113 r6:ed6d9d8c r5:85c11800 [ 1352.633373][ T32] r4:85c11800 [ 1352.633393][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1352.633433][ T32] r5:85c11800 r4:8291892c [ 1352.633463][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.633534][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.633587][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6d9e08 [ 1352.633711][ T32] r4:00000000 [ 1352.633812][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1352.633861][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1352.633919][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.633963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ba5940 [ 1352.633985][ T32] r4:00000000 [ 1352.634003][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1352.634052][ T32] r9:83018205 r8:85c11800 r7:00000000 r6:83018200 r5:00001000 r4:7f6c1000 [ 1352.634074][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.634143][ T32] r5:00001000 r4:ed41f000 [ 1352.634165][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.634206][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.634257][ T32] r5:85aebb8c r4:85aeb800 [ 1352.634278][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.634340][ T32] r7:ddde2d80 r6:83018200 r5:85aebb8c r4:85bb5800 [ 1352.634459][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.634507][ T32] r10:61c88647 r9:85c11800 r8:85bb582c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.634529][ T32] r4:85bb5800 [ 1352.634548][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.634592][ T32] r10:00000000 r9:85bb5800 r8:8027f5e8 r7:ed6e5e60 r6:85bb5880 r5:85c11800 [ 1352.634679][ T32] r4:00000001 [ 1352.634708][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.634746][ T32] Exception stack(0xed6d9fb0 to 0xed6d9ff8) [ 1352.634797][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.634829][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.634857][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.634894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.634918][ T32] r4:85bb2ec0 [ 1352.635484][ T32] INFO: task kworker/1:562:7222 is blocked on a mutex likely owned by task kworker/0:189:3725. [ 1352.635544][ T32] task:kworker/0:189 state:R running task stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.635734][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.635829][ T32] Call trace: [ 1352.635905][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1352.635961][ T32] r10:82ac11c4 r9:84f72400 r8:80200be4 r7:e04f1d5c r6:ffffffff r5:84f72400 ** 4 printk messages dropped ** [ 1352.636129][ T32] 1d40: 82ac05a0 7f1e5000 dfe9d000 8280c930 82ac11c4 e04f1da4 e04f1da8 e04f1d78 ** 5 printk messages dropped ** [ 1352.636313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04f1dc0 r5:e04f1e08 ** 5 printk messages dropped ** [ 1352.636533][ T32] r9:83018005 r8:84f72400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 ** 8 printk messages dropped ** [ 1352.636975][ T32] r10:61c88647 r9:84f72400 r8:84fab52c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1352.637336][ T32] r4:84faa7c0 ** 5 printk messages dropped ** [ 1352.637907][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1352.638648][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6ede08 ** 8 printk messages dropped ** [ 1352.639296][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1352.639722][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1352.663020][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.663198][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.663274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.663322][ T32] r4:85bb2f00 [ 1352.664040][ T32] INFO: task kworker/1:563:7224 is blocked on a mutex likely owned by task kworker/0:189:3725. [ 1352.664127][ T32] task:kworker/0:189 state:R running task stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.664294][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.664403][ T32] Call trace: [ 1352.664498][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1352.664628][ T32] r10:82ac11c4 r9:84f72400 r8:80200be4 r7:e04f1d5c r6:ffffffff r5:84f72400 [ 1352.664706][ T32] r4:00000000 [ 1352.664774][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.664868][ T32] Exception stack(0xe04f1d28 to 0xe04f1d70) [ 1352.664939][ T32] 1d20: 855c7000 dfe9d000 00000001 80239b98 7f1e5000 00000001 [ 1352.665005][ T32] 1d40: 82ac05a0 7f1e5000 dfe9d000 8280c930 82ac11c4 e04f1da4 e04f1da8 e04f1d78 [ 1352.665060][ T32] 1d60: 80230ad4 80239bb0 800e0013 ffffffff [ 1352.665139][ T32] r5:800e0013 r4:80239bb0 [ 1352.665221][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.665372][ T32] r4:82ac11e4 [ 1352.665443][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.665541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04f1dc0 r5:e04f1e08 [ 1352.665627][ T32] r4:e04f1dc0 [ 1352.665717][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.665861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa780 [ 1352.665933][ T32] r4:00000000 [ 1352.666015][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1352.666139][ T32] r9:83018005 r8:84f72400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1352.666207][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.666309][ T32] r5:00001000 r4:dfee5000 [ 1352.666377][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.666478][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.666570][ T32] r5:84ea738c r4:84ea7000 [ 1352.666622][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.666729][ T32] r7:dddced80 r6:83018000 r5:84ea738c r4:84fab500 [ 1352.666782][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.666876][ T32] r10:61c88647 r9:84f72400 r8:84fab52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.666934][ T32] r4:84fab500 [ 1352.667004][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.667104][ T32] r10:00000000 r9:84fab500 r8:8027f5e8 r7:e00f9e60 r6:84fab580 r5:84f72400 [ 1352.667159][ T32] r4:00000001 [ 1352.667206][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.667283][ T32] Exception stack(0xe04f1fb0 to 0xe04f1ff8) [ 1352.667363][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.667432][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.667490][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.667548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.667629][ T32] r4:84faa7c0 [ 1352.667704][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.667789][ T32] INFO: task kworker/1:564:7230 blocked for more than 479 seconds. [ 1352.667888][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.667950][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1352.668254][ T32] r4:85c16c00 ** 5 printk messages dropped ** [ 1352.668487][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.668827][ T32] r9:83018205 r8:85c16c00 r7:00000000 r6:83018200 r5:00001000 r4:7f74b000 ** 1 printk messages dropped ** [ 1352.668990][ T32] r5:00001000 r4:ed5bf000 ** 2 printk messages dropped ** [ 1352.669096][ T32] r5:85aeb38c r4:85aeb000 ** 4 printk messages dropped ** [ 1352.669350][ T32] r4:85bb5a00 ** 4 printk messages dropped ** [ 1352.669522][ T32] Exception stack(0xed5f1fb0 to 0xed5f1ff8) ** 2 printk messages dropped ** [ 1352.669672][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1352.670196][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1352.693179][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.693331][ T32] 1d40: 82ac05a0 7f1e5000 dfe9d000 8280c930 82ac11c4 e04f1da4 e04f1da8 e04f1d78 ** 3 printk messages dropped ** [ 1352.693473][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1352.693859][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1352.694343][ T32] r10:61c88647 r9:84f72400 r8:84fab52c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1352.694631][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1352.695270][ T32] r10:82918930 r9:ed621d84 r8:00000002 r7:60000113 r6:ed621d8c r5:85c13c00 ** 8 printk messages dropped ** [ 1352.695796][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1352.695831][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.695871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ba54c0 [ 1352.695902][ T32] r4:00000000 [ 1352.695920][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1352.695963][ T32] r9:83018205 r8:85c13c00 r7:00000000 r6:83018200 r5:00001000 r4:7f6cd000 [ 1352.695985][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.696050][ T32] r5:00001000 r4:ed4b5000 [ 1352.696074][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.696130][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.696199][ T32] r5:85aebf8c r4:85aebc00 [ 1352.696324][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.696423][ T32] r7:ddde2d80 r6:83018200 r5:85aebf8c r4:85bb5b00 [ 1352.696487][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.696586][ T32] r10:61c88647 r9:85c13c00 r8:85bb5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.696657][ T32] r4:85bb5b00 [ 1352.696704][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.696809][ T32] r10:00000000 r9:85bb5b00 r8:8027f5e8 r7:ed6d9e60 r6:85bb5b80 r5:85c13c00 [ 1352.696865][ T32] r4:00000001 [ 1352.696933][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.697011][ T32] Exception stack(0xed621fb0 to 0xed621ff8) [ 1352.697070][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.697150][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.697220][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.697283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.697334][ T32] r4:85ba5ac0 [ 1352.698098][ T32] INFO: task kworker/1:565:7257 is blocked on a mutex likely owned by task kworker/0:189:3725. [ 1352.698207][ T32] task:kworker/0:189 state:R running task stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.698360][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.698432][ T32] Call trace: [ 1352.698514][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1352.698605][ T32] r10:82ac11c4 r9:84f72400 r8:80200be4 r7:e04f1d5c r6:ffffffff r5:84f72400 [ 1352.698632][ T32] r4:00000000 [ 1352.698652][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.698739][ T32] Exception stack(0xe04f1d28 to 0xe04f1d70) [ 1352.698772][ T32] 1d20: 85a44000 dfe9d000 00000001 80239b98 7f1e5000 00000001 [ 1352.698804][ T32] 1d40: 82ac05a0 7f1e5000 dfe9d000 8280c930 82ac11c4 e04f1da4 e04f1da8 e04f1d78 [ 1352.698829][ T32] 1d60: 80230ad4 80239bb0 800e0013 ffffffff [ 1352.698854][ T32] r5:800e0013 r4:80239bb0 [ 1352.698874][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.698921][ T32] r4:82ac11e4 [ 1352.698968][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.699014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04f1dc0 r5:e04f1e08 [ 1352.699049][ T32] r4:e04f1dc0 [ 1352.699096][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.699165][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa780 [ 1352.699203][ T32] r4:00000000 [ 1352.699270][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1352.699384][ T32] r9:83018005 r8:84f72400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1352.699457][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.699569][ T32] r5:00001000 r4:dfee5000 [ 1352.699619][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.699725][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.699818][ T32] r5:84ea738c r4:84ea7000 [ 1352.699871][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.699978][ T32] r7:dddced80 r6:83018000 r5:84ea738c r4:84fab500 [ 1352.700028][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.700125][ T32] r10:61c88647 r9:84f72400 r8:84fab52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.700175][ T32] r4:84fab500 [ 1352.700221][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.711516][ T32] r10:00000000 r9:84fab500 r8:8027f5e8 r7:e00f9e60 r6:84fab580 r5:84f72400 [ 1352.711592][ T32] r4:00000001 [ 1352.711646][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.711755][ T32] Exception stack(0xe04f1fb0 to 0xe04f1ff8) [ 1352.711815][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.711874][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.711958][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.712032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.712097][ T32] r4:84faa7c0 [ 1352.712184][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.712281][ T32] INFO: task kworker/1:566:7259 blocked for more than 479 seconds. [ 1352.712353][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.712420][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.712476][ T32] task:kworker/1:566 state:D stack:0 pid:7259 tgid:7259 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.712594][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.712694][ T32] Call trace: [ 1352.712765][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1352.712897][ T32] r10:82918930 r9:ed69dd84 r8:00000002 r7:60000013 r6:ed69dd8c r5:85c15400 [ 1352.713013][ T32] r4:85c15400 [ 1352.713098][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1352.713191][ T32] r5:85c15400 r4:8291892c [ 1352.713237][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.713344][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.713442][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed69de08 [ 1352.713510][ T32] r4:00000000 [ 1352.713564][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1352.713648][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1352.713735][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.713861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dc03c0 [ 1352.713924][ T32] r4:00000000 [ 1352.713972][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1352.714073][ T32] r9:83018205 r8:85c15400 r7:00000000 r6:83018200 r5:00001000 r4:7f6cf000 [ 1352.714127][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.714244][ T32] r5:00001000 r4:ed4c3000 [ 1352.714328][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.714423][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.714530][ T32] r5:84d61f8c r4:84d61c00 [ 1352.714598][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.714718][ T32] r7:ddde2d80 r6:83018200 r5:84d61f8c r4:85bb5c00 [ 1352.714771][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.714872][ T32] r10:61c88647 r9:85c15400 r8:85bb5c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.714959][ T32] r4:85bb5c00 [ 1352.715010][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.715104][ T32] r10:00000000 r9:85bb5c00 r8:8027f5e8 r7:ed621e60 r6:85bb5c80 r5:85c15400 [ 1352.715159][ T32] r4:00000001 [ 1352.715206][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.715379][ T32] Exception stack(0xed69dfb0 to 0xed69dff8) [ 1352.715414][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.715454][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.715482][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.715531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.715581][ T32] r4:85ba5780 [ 1352.716033][ T32] INFO: task kworker/1:566:7259 is blocked on a mutex likely owned by task kworker/0:189:3725. [ 1352.716094][ T32] task:kworker/0:189 state:R running task stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.716165][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.716285][ T32] Call trace: [ 1352.716319][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1352.716405][ T32] r10:82ac11c4 r9:84f72400 r8:80200be4 r7:e04f1d5c r6:ffffffff r5:84f72400 [ 1352.716431][ T32] r4:00000000 [ 1352.716450][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.716567][ T32] Exception stack(0xe04f1d28 to 0xe04f1d70) [ 1352.716690][ T32] 1d20: 85a44000 dfe9d000 00000001 80239b98 7f1e5000 00000001 [ 1352.716723][ T32] 1d40: 82ac05a0 7f1e5000 dfe9d000 8280c930 82ac11c4 e04f1da4 e04f1da8 e04f1d78 [ 1352.716750][ T32] 1d60: 80230ad4 80239bb0 800e0013 ffffffff [ 1352.716774][ T32] r5:800e0013 r4:80239bb0 [ 1352.716820][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.716888][ T32] r4:82ac11e4 [ 1352.717009][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.717057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04f1dc0 r5:e04f1e08 [ 1352.717204][ T32] r4:e04f1dc0 [ 1352.717227][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.717270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa780 [ 1352.717291][ T32] r4:00000000 [ 1352.717309][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1352.717357][ T32] r9:83018005 r8:84f72400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1352.717380][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.717420][ T32] r5:00001000 r4:dfee5000 [ 1352.717479][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.717522][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.717588][ T32] r5:84ea738c r4:84ea7000 [ 1352.717732][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.717807][ T32] r7:dddced80 r6:83018000 r5:84ea738c r4:84fab500 [ 1352.717829][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.717876][ T32] r10:61c88647 r9:84f72400 r8:84fab52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.717926][ T32] r4:84fab500 [ 1352.718008][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.718092][ T32] r10:00000000 r9:84fab500 r8:8027f5e8 r7:e00f9e60 r6:84fab580 r5:84f72400 [ 1352.718240][ T32] r4:00000001 [ 1352.718263][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.718409][ T32] Exception stack(0xe04f1fb0 to 0xe04f1ff8) [ 1352.718439][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.718467][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.718493][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.718520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.718542][ T32] r4:84faa7c0 [ 1352.718563][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.718589][ T32] INFO: task kworker/1:567:7261 blocked for more than 479 seconds. [ 1352.718618][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.718640][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.718660][ T32] task:kworker/1:567 state:D stack:0 pid:7261 tgid:7261 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.718719][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.718759][ T32] Call trace: [ 1352.718831][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1352.718912][ T32] r10:82918930 r9:ed6f5d84 r8:00000002 r7:60000113 r6:ed6f5d8c r5:84696c00 [ 1352.718939][ T32] r4:84696c00 [ 1352.718959][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1352.719010][ T32] r5:84696c00 r4:8291892c [ 1352.719048][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.719165][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.719214][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6f5e08 [ 1352.719261][ T32] r4:00000000 [ 1352.719382][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1352.719424][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1352.719461][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.719506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bb2ec0 [ 1352.719547][ T32] r4:00000000 [ 1352.719579][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1352.719626][ T32] r9:83018205 r8:84696c00 r7:00000000 r6:83018200 r5:00001000 r4:7f6d1000 [ 1352.719649][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.719691][ T32] r5:00001000 r4:ed4d7000 [ 1352.719738][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.719780][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1352.720014][ T32] r10:61c88647 r9:84696c00 r8:85bb5d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1352.754225][ T32] r4:85bb2f00 ** 5 printk messages dropped ** [ 1352.754932][ T32] r10:82ac11c4 r9:84f72400 r8:80200be4 r7:e04f1d5c r6:ffffffff r5:84f72400 ** 8 printk messages dropped ** [ 1352.755238][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1352.755486][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1352.756028][ T32] r10:61c88647 r9:84f72400 r8:84fab52c r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1352.756649][ T32] INFO: task kworker/1:568:7263 blocked for more than 479 seconds. ** 7 printk messages dropped ** [ 1352.756985][ T32] r4:85c20000 ** 4 printk messages dropped ** [ 1352.757155][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6f1e08 ** 9 printk messages dropped ** [ 1352.757611][ T32] r5:00001000 r4:ed4f3000 ** 2 printk messages dropped ** [ 1352.757718][ T32] r5:857c478c r4:857c4400 ** 3 printk messages dropped ** [ 1352.757958][ T32] r10:61c88647 r9:85c20000 r8:85bb5e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1352.758211][ T32] Exception stack(0xed6f1fb0 to 0xed6f1ff8) [ 1352.758241][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.758270][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.758298][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.758357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.758395][ T32] r4:85ba51c0 [ 1352.758620][ T32] INFO: task kworker/1:568:7263 is blocked on a mutex likely owned by task kworker/0:189:3725. [ 1352.758662][ T32] task:kworker/0:189 state:R running task stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.758740][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.758786][ T32] Call trace: [ 1352.758846][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1352.758937][ T32] r10:82ac11c4 r9:84f72400 r8:80200be4 r7:e04f1d5c r6:ffffffff r5:84f72400 [ 1352.758964][ T32] r4:00000000 [ 1352.759007][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.759050][ T32] Exception stack(0xe04f1d28 to 0xe04f1d70) [ 1352.759079][ T32] 1d20: 86069000 dfe9d000 00000001 80239b98 7f1e5000 00000001 [ 1352.759109][ T32] 1d40: 82ac05a0 7f1e5000 dfe9d000 8280c930 82ac11c4 e04f1da4 e04f1da8 e04f1d78 [ 1352.759150][ T32] 1d60: 80230ad4 80239bb0 800e0013 ffffffff [ 1352.759185][ T32] r5:800e0013 r4:80239bb0 [ 1352.759231][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.759275][ T32] r4:82ac11e4 [ 1352.759294][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.759336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04f1dc0 r5:e04f1e08 [ 1352.759358][ T32] r4:e04f1dc0 [ 1352.759389][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.759436][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa780 [ 1352.759458][ T32] r4:00000000 [ 1352.759492][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1352.759541][ T32] r9:83018005 r8:84f72400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1352.759586][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.759639][ T32] r5:00001000 r4:dfee5000 [ 1352.759659][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.759698][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.759763][ T32] r5:84ea738c r4:84ea7000 [ 1352.759787][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.759856][ T32] r7:dddced80 r6:83018000 r5:84ea738c r4:84fab500 [ 1352.759882][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.759930][ T32] r10:61c88647 r9:84f72400 r8:84fab52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.759962][ T32] r4:84fab500 [ 1352.760009][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.760057][ T32] r10:00000000 r9:84fab500 r8:8027f5e8 r7:e00f9e60 r6:84fab580 r5:84f72400 [ 1352.760079][ T32] r4:00000001 [ 1352.760110][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.760161][ T32] Exception stack(0xe04f1fb0 to 0xe04f1ff8) [ 1352.760207][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.760250][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.760320][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.774111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.774217][ T32] r4:84faa7c0 [ 1352.774280][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.774353][ T32] INFO: task kworker/1:569:7266 blocked for more than 479 seconds. [ 1352.774432][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.774497][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.774553][ T32] task:kworker/1:569 state:D stack:0 pid:7266 tgid:7266 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.774742][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.774871][ T32] Call trace: [ 1352.774977][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1352.775367][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1352.776408][ T32] r5:00001000 r4:ed535000 [ 1352.776434][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.776475][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1352.776673][ T32] r10:61c88647 r9:85c20c00 r8:85bb5f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1352.777007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1352.777811][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.777949][ T32] 1d40: 82ac05a0 7f1e5000 dfe9d000 8280c930 82ac11c4 e04f1da4 e04f1da8 e04f1d78 ** 9 printk messages dropped ** [ 1352.778296][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.778535][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1352.778803][ T32] r10:00000000 r9:84fab500 r8:8027f5e8 r7:e00f9e60 r6:84fab580 r5:84f72400 ** 5 printk messages dropped ** [ 1352.778999][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1352.779128][ T32] INFO: task kworker/1:570:7268 blocked for more than 479 seconds. ** 3 printk messages dropped ** [ 1352.779288][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1352.779501][ T32] r4:85c21800 ** 3 printk messages dropped ** [ 1352.779703][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1352.779831][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1352.780056][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.780098][ T32] r5:00001000 r4:ed507000 [ 1352.780117][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1352.780222][ T32] r5:857c4b8c r4:857c4800 ** 1 printk messages dropped ** [ 1352.796882][ T32] r7:ddde2d80 r6:83018200 r5:857c4b8c r4:85bc8000 ** 1 printk messages dropped ** [ 1352.797148][ T32] r10:61c88647 r9:85c21800 r8:85bc802c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.797225][ T32] r4:85bc8000 [ 1352.797289][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.797432][ T32] r10:00000000 r9:85bc8000 r8:8027f5e8 r7:ed6f9e60 r6:85bc8080 r5:85c21800 [ 1352.797503][ T32] r4:00000001 [ 1352.797572][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.797682][ T32] Exception stack(0xed705fb0 to 0xed705ff8) [ 1352.797755][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.797854][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.797914][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.797979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.798031][ T32] r4:85bc2140 [ 1352.798810][ T32] INFO: task kworker/1:570:7268 is blocked on a mutex likely owned by task kworker/0:189:3725. [ 1352.798910][ T32] task:kworker/0:189 state:R running task stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.799078][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.799232][ T32] Call trace: [ 1352.799334][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1352.799463][ T32] r10:82ac11c4 r9:84f72400 r8:80200be4 r7:e04f1d5c r6:ffffffff r5:84f72400 [ 1352.799520][ T32] r4:00000000 [ 1352.799572][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.799670][ T32] Exception stack(0xe04f1d28 to 0xe04f1d70) [ 1352.799750][ T32] 1d20: 86428000 dfe9d000 00000001 80239b98 7f1e5000 00000001 [ 1352.799836][ T32] 1d40: 82ac05a0 7f1e5000 dfe9d000 8280c930 82ac11c4 e04f1da4 e04f1da8 e04f1d78 [ 1352.799899][ T32] 1d60: 80230ad4 80239bb0 800e0013 ffffffff [ 1352.799982][ T32] r5:800e0013 r4:80239bb0 [ 1352.800053][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.800162][ T32] r4:82ac11e4 [ 1352.800231][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.809715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04f1dc0 r5:e04f1e08 [ 1352.809950][ T32] r4:e04f1dc0 [ 1352.810012][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.810158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa780 [ 1352.810212][ T32] r4:00000000 [ 1352.810310][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1352.811036][ T32] r9:83018005 r8:84f72400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1352.811118][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.811241][ T32] r5:00001000 r4:dfee5000 [ 1352.811311][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.811410][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.811528][ T32] r5:84ea738c r4:84ea7000 [ 1352.811585][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.811705][ T32] r7:dddced80 r6:83018000 r5:84ea738c r4:84fab500 [ 1352.811756][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.811847][ T32] r10:61c88647 r9:84f72400 r8:84fab52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.811918][ T32] r4:84fab500 [ 1352.811970][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.812088][ T32] r10:00000000 r9:84fab500 r8:8027f5e8 r7:e00f9e60 r6:84fab580 r5:84f72400 [ 1352.812153][ T32] r4:00000001 [ 1352.812204][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.812286][ T32] Exception stack(0xe04f1fb0 to 0xe04f1ff8) [ 1352.812392][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.812470][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.812531][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.812621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.812686][ T32] r4:84faa7c0 [ 1352.812758][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.812832][ T32] INFO: task kworker/1:571:7269 blocked for more than 479 seconds. [ 1352.812905][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.812964][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.813018][ T32] task:kworker/1:571 state:D stack:0 pid:7269 tgid:7269 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.813146][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.813246][ T32] Call trace: [ 1352.813341][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1352.813455][ T32] r10:82918930 r9:ed6fdd84 r8:00000002 r7:60000113 r6:ed6fdd8c r5:85c22400 [ 1352.813515][ T32] r4:85c22400 [ 1352.813581][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1352.813687][ T32] r5:85c22400 r4:8291892c [ 1352.813736][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.813867][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.813975][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6fde08 [ 1352.814032][ T32] r4:00000000 [ 1352.814082][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1352.814170][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1352.814279][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.814397][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bc2300 [ 1352.814426][ T32] r4:00000000 [ 1352.814445][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1352.814516][ T32] r9:83018205 r8:85c22400 r7:00000000 r6:83018200 r5:00001000 r4:7f709000 [ 1352.814565][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.814630][ T32] r5:00001000 r4:ed519000 [ 1352.814669][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.814713][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.814755][ T32] r5:857c4f8c r4:857c4c00 [ 1352.814774][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.814818][ T32] r7:ddde2d80 r6:83018200 r5:857c4f8c r4:85bc8100 [ 1352.814850][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.814909][ T32] r10:61c88647 r9:85c22400 r8:85bc812c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.814935][ T32] r4:85bc8100 [ 1352.814955][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.814999][ T32] r10:00000000 r9:85bc8100 r8:8027f5e8 r7:ed6f9e60 r6:85bc8180 r5:85c22400 [ 1352.815020][ T32] r4:00000001 [ 1352.815050][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.815087][ T32] Exception stack(0xed6fdfb0 to 0xed6fdff8) [ 1352.815123][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.815165][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.815195][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.815237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.815262][ T32] r4:85bc2140 [ 1352.815700][ T32] INFO: task kworker/1:571:7269 is blocked on a mutex likely owned by task kworker/0:189:3725. [ 1352.815734][ T32] task:kworker/0:189 state:R running task stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.815868][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.815939][ T32] Call trace: [ 1352.815973][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1352.816023][ T32] r10:82ac11c4 r9:84f72400 r8:80200be4 r7:e04f1d5c r6:ffffffff r5:84f72400 [ 1352.816047][ T32] r4:00000000 [ 1352.816065][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.816103][ T32] Exception stack(0xe04f1d28 to 0xe04f1d70) [ 1352.816131][ T32] 1d20: 86428000 dfe9d000 00000001 80239b98 7f1e5000 00000001 [ 1352.816160][ T32] 1d40: 82ac05a0 7f1e5000 dfe9d000 8280c930 82ac11c4 e04f1da4 e04f1da8 e04f1d78 [ 1352.816313][ T32] 1d60: 80230ad4 80239bb0 800e0013 ffffffff [ 1352.816354][ T32] r5:800e0013 r4:80239bb0 [ 1352.816376][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.816453][ T32] r4:82ac11e4 [ 1352.816476][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.816536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04f1dc0 r5:e04f1e08 [ 1352.816561][ T32] r4:e04f1dc0 [ 1352.816580][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.816641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa780 [ 1352.816668][ T32] r4:00000000 [ 1352.816692][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1352.816751][ T32] r9:83018005 r8:84f72400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1352.816799][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.816844][ T32] r5:00001000 r4:dfee5000 [ 1352.816902][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.817005][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.817122][ T32] r5:84ea738c r4:84ea7000 [ 1352.817199][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.817315][ T32] r7:dddced80 r6:83018000 r5:84ea738c r4:84fab500 [ 1352.817381][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.817491][ T32] r10:61c88647 r9:84f72400 r8:84fab52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.817546][ T32] r4:84fab500 [ 1352.817581][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.817643][ T32] r10:00000000 r9:84fab500 r8:8027f5e8 r7:e00f9e60 r6:84fab580 r5:84f72400 [ 1352.817670][ T32] r4:00000001 [ 1352.817720][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.817813][ T32] Exception stack(0xe04f1fb0 to 0xe04f1ff8) [ 1352.817848][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.817891][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.817919][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.817947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.817969][ T32] r4:84faa7c0 [ 1352.818000][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.818029][ T32] INFO: task kworker/1:572:7271 blocked for more than 479 seconds. [ 1352.818056][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.818080][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.818101][ T32] task:kworker/1:572 state:D stack:0 pid:7271 tgid:7271 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.818145][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.818198][ T32] Call trace: [ 1352.818343][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1352.818391][ T32] r10:82918930 r9:ed709d84 r8:00000002 r7:60000113 r6:ed709d8c r5:85c23000 [ 1352.818497][ T32] r4:85c23000 [ 1352.818521][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1352.818570][ T32] r5:85c23000 r4:8291892c [ 1352.818624][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.818724][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.818822][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed709e08 [ 1352.818883][ T32] r4:00000000 [ 1352.818934][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1352.819042][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1352.819187][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.819295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bc2500 [ 1352.819349][ T32] r4:00000000 [ 1352.819394][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1352.819494][ T32] r9:83018205 r8:85c23000 r7:00000000 r6:83018200 r5:00001000 r4:7f70b000 [ 1352.819550][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.819647][ T32] r5:00001000 r4:ed525000 [ 1352.819696][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.819784][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.819888][ T32] r5:857c538c r4:857c5000 [ 1352.819936][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.820033][ T32] r7:ddde2d80 r6:83018200 r5:857c538c r4:85bc8200 [ 1352.820100][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.820204][ T32] r10:61c88647 r9:85c23000 r8:85bc822c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.820256][ T32] r4:85bc8200 [ 1352.853202][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.853398][ T32] r10:00000000 r9:85bc8200 r8:8027f5e8 r7:ed6f9e60 r6:85bc8280 r5:85c23000 [ 1352.853431][ T32] r4:00000001 [ 1352.853465][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.853532][ T32] Exception stack(0xed709fb0 to 0xed709ff8) [ 1352.853570][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.853601][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.853627][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.853665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.853687][ T32] r4:85bc24c0 [ 1352.854447][ T32] INFO: task kworker/1:572:7271 is blocked on a mutex likely owned by task kworker/0:189:3725. [ 1352.854547][ T32] task:kworker/0:189 state:R running task stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.854716][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.854874][ T32] Call trace: [ 1352.855023][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1352.855268][ T32] r10:82ac11c4 r9:84f72400 r8:80200be4 r7:e04f1d5c r6:ffffffff r5:84f72400 [ 1352.855364][ T32] r4:00000000 [ 1352.855426][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.855514][ T32] Exception stack(0xe04f1d28 to 0xe04f1d70) [ 1352.855582][ T32] 1d20: 868fc000 dfe9d000 00000001 80239b98 7f1e5000 00000001 [ 1352.855667][ T32] 1d40: 82ac05a0 7f1e5000 dfe9d000 8280c930 82ac11c4 e04f1da4 e04f1da8 e04f1d78 [ 1352.855753][ T32] 1d60: 80230ad4 80239bb0 800e0013 ffffffff [ 1352.855820][ T32] r5:800e0013 r4:80239bb0 [ 1352.855870][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.855972][ T32] r4:82ac11e4 [ 1352.856040][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.856156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04f1dc0 r5:e04f1e08 [ 1352.856225][ T32] r4:e04f1dc0 [ 1352.856261][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.856393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa780 [ 1352.856457][ T32] r4:00000000 [ 1352.856526][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1352.856653][ T32] r9:83018005 r8:84f72400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1352.856731][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.856834][ T32] r5:00001000 r4:dfee5000 [ 1352.856892][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.857005][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.857128][ T32] r5:84ea738c r4:84ea7000 [ 1352.857186][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.857294][ T32] r7:dddced80 r6:83018000 r5:84ea738c r4:84fab500 [ 1352.857373][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.857515][ T32] r10:61c88647 r9:84f72400 r8:84fab52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.857585][ T32] r4:84fab500 [ 1352.857649][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.857750][ T32] r10:00000000 r9:84fab500 r8:8027f5e8 r7:e00f9e60 r6:84fab580 r5:84f72400 [ 1352.857862][ T32] r4:00000001 [ 1352.857916][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.858005][ T32] Exception stack(0xe04f1fb0 to 0xe04f1ff8) [ 1352.858094][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.858170][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.858236][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.858322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.858400][ T32] r4:84faa7c0 [ 1352.858462][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.858644][ T32] INFO: task kworker/1:573:7274 blocked for more than 479 seconds. [ 1352.858735][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.858800][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.858850][ T32] task:kworker/1:573 state:D stack:0 pid:7274 tgid:7274 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.858993][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.859070][ T32] Call trace: [ 1352.859109][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1352.859156][ T32] r10:82918930 r9:ed70dd84 r8:00000002 r7:60000113 r6:ed70dd8c r5:85c23c00 [ 1352.859194][ T32] r4:85c23c00 [ 1352.859235][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1352.859371][ T32] r5:85c23c00 r4:8291892c [ 1352.859394][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.859437][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.859482][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed70de08 [ 1352.859505][ T32] r4:00000000 [ 1352.859524][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1352.859560][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1352.859594][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.859643][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bc2940 [ 1352.859667][ T32] r4:00000000 [ 1352.859686][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1352.859729][ T32] r9:83018205 r8:85c23c00 r7:00000000 r6:83018200 r5:00001000 r4:7f711000 [ 1352.859748][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.859789][ T32] r5:00001000 r4:ed54f000 [ 1352.859808][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.859948][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.860010][ T32] r5:857c5f8c r4:857c5c00 [ 1352.860033][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.860079][ T32] r7:ddde2d80 r6:83018200 r5:857c5f8c r4:85bc8300 [ 1352.860120][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.860225][ T32] r10:61c88647 r9:85c23c00 r8:85bc832c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.884357][ T32] r4:85bc8300 [ 1352.884589][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.884775][ T32] r10:00000000 r9:85bc8300 r8:8027f5e8 r7:ed6f9e60 r6:85bc8380 r5:85c23c00 [ 1352.884854][ T32] r4:00000001 [ 1352.884919][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.885021][ T32] Exception stack(0xed70dfb0 to 0xed70dff8) [ 1352.885091][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.885154][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.885216][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.885284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.885342][ T32] r4:85bc2600 [ 1352.886196][ T32] INFO: task kworker/1:573:7274 is blocked on a mutex likely owned by task kworker/0:189:3725. [ 1352.886292][ T32] task:kworker/0:189 state:R running task stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.886480][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.886618][ T32] Call trace: [ 1352.886727][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1352.886845][ T32] r10:82ac11c4 r9:84f72400 r8:80200be4 r7:e04f1d5c r6:ffffffff r5:84f72400 [ 1352.886904][ T32] r4:00000000 [ 1352.886956][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.887042][ T32] Exception stack(0xe04f1d28 to 0xe04f1d70) [ 1352.887104][ T32] 1d20: 86c3d000 dfe9d000 00000001 80239b98 7f1e5000 00000001 [ 1352.887234][ T32] 1d40: 82ac05a0 7f1e5000 dfe9d000 8280c930 82ac11c4 e04f1da4 e04f1da8 e04f1d78 [ 1352.887340][ T32] 1d60: 80230ad4 80239bb0 800e0013 ffffffff [ 1352.887407][ T32] r5:800e0013 r4:80239bb0 [ 1352.887455][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.887550][ T32] r4:82ac11e4 [ 1352.887658][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.887781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04f1dc0 r5:e04f1e08 [ 1352.887839][ T32] r4:e04f1dc0 [ 1352.887890][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.888027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa780 [ 1352.888123][ T32] r4:00000000 [ 1352.888180][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1352.888353][ T32] r9:83018005 r8:84f72400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1352.888413][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.888507][ T32] r5:00001000 r4:dfee5000 [ 1352.888557][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.888656][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.888750][ T32] r5:84ea738c r4:84ea7000 [ 1352.888797][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.888901][ T32] r7:dddced80 r6:83018000 r5:84ea738c r4:84fab500 [ 1352.888954][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.889055][ T32] r10:61c88647 r9:84f72400 r8:84fab52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.889107][ T32] r4:84fab500 [ 1352.889173][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.889417][ T32] r10:00000000 r9:84fab500 r8:8027f5e8 r7:e00f9e60 r6:84fab580 r5:84f72400 [ 1352.889492][ T32] r4:00000001 [ 1352.889542][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.889675][ T32] Exception stack(0xe04f1fb0 to 0xe04f1ff8) [ 1352.889796][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.889901][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.890042][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.890137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.890197][ T32] r4:84faa7c0 [ 1352.890342][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.907896][ T32] INFO: task kworker/1:574:7275 blocked for more than 479 seconds. [ 1352.908017][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.908078][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.908147][ T32] task:kworker/1:574 state:D stack:0 pid:7275 tgid:7275 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.908305][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.908442][ T32] Call trace: [ 1352.908560][ T32] [<81a62ad4>] (__schedule) from [<81a63a5c>] (schedule+0x2c/0x130) [ 1352.908692][ T32] r10:82918930 r9:ed711d84 r8:00000002 r7:60000013 r6:ed711d8c r5:85c24800 [ 1352.908752][ T32] r4:85c24800 [ 1352.908803][ T32] [<81a63a30>] (schedule) from [<81a63e44>] (schedule_preempt_disabled+0x18/0x24) [ 1352.908945][ T32] r5:85c24800 r4:8291892c [ 1352.909026][ T32] [<81a63e2c>] (schedule_preempt_disabled) from [<81a66528>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.909143][ T32] [<81a66228>] (__mutex_lock.constprop.0) from [<81a669f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.909261][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed711e08 [ 1352.909337][ T32] r4:00000000 [ 1352.909406][ T32] [<81a669e0>] (__mutex_lock_slowpath) from [<81a66a34>] (mutex_lock+0x3c/0x40) [ 1352.909498][ T32] [<81a669f8>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1352.909591][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.909698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bc2700 [ 1352.909753][ T32] r4:00000000 [ 1352.909899][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1352.910016][ T32] r9:83018205 r8:85c24800 r7:00000000 r6:83018200 r5:00001000 r4:7f70f000 [ 1352.910072][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.910167][ T32] r5:00001000 r4:ed541000 [ 1352.910235][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.926122][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.926323][ T32] r5:857c5b8c r4:857c5800 [ 1352.926381][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.926487][ T32] r7:ddde2d80 r6:83018200 r5:857c5b8c r4:85bc8400 [ 1352.926575][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.926690][ T32] r10:61c88647 r9:85c24800 r8:85bc842c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.926742][ T32] r4:85bc8400 [ 1352.926783][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.926960][ T32] r10:00000000 r9:85bc8400 r8:8027f5e8 r7:ed70de60 r6:85bc8480 r5:85c24800 [ 1352.927029][ T32] r4:00000001 [ 1352.927112][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.927206][ T32] Exception stack(0xed711fb0 to 0xed711ff8) [ 1352.927271][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.927334][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.927434][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.927548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.927605][ T32] r4:85bc2740 [ 1352.928370][ T32] INFO: task kworker/1:574:7275 is blocked on a mutex likely owned by task kworker/0:189:3725. [ 1352.928481][ T32] task:kworker/0:189 state:R running task stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.928628][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.928746][ T32] Call trace: [ 1352.928810][ T32] [<81a62ad4>] (__schedule) from [<81a63e90>] (preempt_schedule_irq+0x40/0xa8) [ 1352.928864][ T32] r10:82ac11c4 r9:84f72400 r8:80200be4 r7:e04f1d5c r6:ffffffff r5:84f72400 [ 1352.928891][ T32] r4:00000000 [ 1352.928985][ T32] [<81a63e50>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.929032][ T32] Exception stack(0xe04f1d28 to 0xe04f1d70) [ 1352.929077][ T32] 1d20: 86efc000 dfe9d000 00000001 80239b98 7f1e5000 00000001 ** 1 printk messages dropped ** [ 1352.929139][ T32] 1d60: 80230ad4 80239bb0 800e0013 ffffffff ** 2 printk messages dropped ** [ 1352.929224][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1352.929333][ T32] r4:e04f1dc0 [ 1352.929357][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.929463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84faa780 [ 1352.929521][ T32] r4:00000000 [ 1352.929544][ T32] [<804e7c00>] (vfree) from [<80547a08>] (execmem_free+0x30/0x50) [ 1352.929593][ T32] r9:83018005 r8:84f72400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1352.929614][ T32] [<805479d8>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.929789][ T32] r5:00001000 r4:dfee5000 [ 1352.929837][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.929881][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.929929][ T32] r5:84ea738c r4:84ea7000 [ 1352.929950][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.929998][ T32] r7:dddced80 r6:83018000 r5:84ea738c r4:84fab500 VM DIAGNOSIS: 07:04:56 Registers: info registers vcpu 0 CPU#0 R00=e1d60000 R01=eca6d000 R02=00000001 R03=80239b98 R04=7f173000 R05=00000001 R06=82ac05a0 R07=7f173000 R08=eca6d000 R09=8280c930 R10=82ac11c4 R11=e04d9da4 R12=e04d9da8 R13=e04d9d78 R14=80230ad4 R15=80239bb0 PSR=80050013 N--- A S svc32 s00=6374652f s01=636f6c2f d00=636f6c2f6374652f s02=00000000 s03=00000000 d01=0000000000000000 s04=00000000 s05=00000000 d02=0000000000000000 s06=00000000 s07=00000000 d03=0000000000000000 s08=00000000 s09=00000000 d04=0000000000000000 s10=00000000 s11=00000000 d05=0000000000000000 s12=00000000 s13=00000000 d06=0000000000000000 s14=ffffffff s15=ffffffff d07=ffffffffffffffff s16=00000000 s17=00000000 d08=0000000000000000 s18=00000000 s19=00000000 d09=0000000000000000 s20=00000000 s21=00000000 d10=0000000000000000 s22=00000000 s23=00000000 d11=0000000000000000 s24=00000000 s25=00000000 d12=0000000000000000 s26=00000000 s27=00000000 d13=0000000000000000 s28=00000000 s29=00000000 d14=0000000000000000 s30=00000000 s31=00000000 d15=0000000000000000 s32=00000000 s33=00000000 d16=0000000000000000 s34=00000000 s35=00000000 d17=0000000000000000 s36=00000000 s37=00000000 d18=0000000000000000 s38=00000000 s39=00000000 d19=0000000000000000 s40=00000000 s41=00000000 d20=0000000000000000 s42=00000000 s43=00000000 d21=0000000000000000 s44=00000000 s45=00000000 d22=0000000000000000 s46=00000000 s47=00000000 d23=0000000000000000 s48=00000000 s49=00000000 d24=0000000000000000 s50=00000000 s51=00000000 d25=0000000000000000 s52=00000000 s53=00000000 d26=0000000000000000 s54=00000000 s55=00000000 d27=0000000000000000 s56=00000000 s57=00000000 d28=0000000000000000 s58=00000000 s59=00000000 d29=0000000000000000 s60=00000000 s61=00000000 d30=0000000000000000 s62=00000000 s63=00000000 d31=0000000000000000 FPSCR: 00000000 info registers vcpu 1 CPU#1 R00=828284fc R01=ffffffff R02=df8e1c80 R03=df8e1c10 R04=3fffe332 R05=00002658 R06=828d8540 R07=00000000 R08=828dab98 R09=3fffe332 R10=00000000 R11=df8e1c04 R12=bfffe332 R13=df8e1bdc R14=00000332 R15=802e9648 PSR=60050013 -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